1 00:00:00,000 --> 00:00:02,928 >> [Daqq tal-mużika] 2 00:00:02,928 --> 00:00:11,230 3 00:00:11,230 --> 00:00:12,790 >> DAVID Malan: Dan huwa CS50. 4 00:00:12,790 --> 00:00:14,072 Dan huwa l-aħħar ta 'ġimgħa 10. 5 00:00:14,072 --> 00:00:16,030 U tifel, do għandna klassi tajba għalik illum. 6 00:00:16,030 --> 00:00:20,040 Aħna hekk eċċitati li jistieden tnejn ħbieb tagħna mill Yale sa llum 7 00:00:20,040 --> 00:00:23,920 u li tħares lejn l-intersezzjoni ta ' intelliġenza artifiċjali, robotika, 8 00:00:23,920 --> 00:00:25,710 naturali lingwa ipproċessar, u aktar. 9 00:00:25,710 --> 00:00:27,090 >> U fil-fatt, fuq il- Ftit ġimgħat li għaddew, konna 10 00:00:27,090 --> 00:00:29,714 ċertament qattgħu ħafna ħin, speċjalment fl-psets preċedenti, 11 00:00:29,714 --> 00:00:31,560 jiffoka fuq pretty dettalji ta 'livell baxx. 12 00:00:31,560 --> 00:00:34,520 U huwa faċli ħafna li nitilfu tal-foresti, għas-siġar 13 00:00:34,520 --> 00:00:38,170 u jsibux mdendla fuq linji u kundizzjonijiet u pointers, ċertament, u simili. 14 00:00:38,170 --> 00:00:41,770 Iżda r-realtà hija li inti guys issa għandhom l- ingredjenti li magħhom inti tista 'verament 15 00:00:41,770 --> 00:00:45,300 isolvu xi problemi interessanti, fost minnhom dawk li ħbieb tagħna fil Yale 16 00:00:45,300 --> 00:00:48,790 jaħdmu fuq biss jitmeżmżu ta 'Cambridge. 17 00:00:48,790 --> 00:00:52,410 >> Allura ippermettuli ewwel li jintroduċu ras tagħna tagħlim assistent minn Yale, Andy. 18 00:00:52,410 --> 00:00:55,182 >> [Applause] 19 00:00:55,182 --> 00:00:57,030 20 00:00:57,030 --> 00:01:00,710 >> Andy: L-ewwelnett, biss nirringrazzja inti biex tippermetti ftit Yalies koppja 21 00:01:00,710 --> 00:01:02,700 li pop fuq l isfel għall Cambridge llum. 22 00:01:02,700 --> 00:01:05,299 Aħna verament japprezzaw dan. 23 00:01:05,299 --> 00:01:07,090 It-tieni nett, lill-ħbieb tagħna lura home-- Jason, 24 00:01:07,090 --> 00:01:09,670 grazzi għall joqogħdu u t-tmexxija lecture. 25 00:01:09,670 --> 00:01:12,970 Hope dan kollu tajjeb fi New Haven. 26 00:01:12,970 --> 00:01:15,720 >> So yeah, jien super eċċitati li tintroduċi Scaz llum. 27 00:01:15,720 --> 00:01:17,020 Scaz runs-laboratorju robotika. 28 00:01:17,020 --> 00:01:19,690 Hu professur ta ', bħal, ħames dipartimenti differenti fil Yale. 29 00:01:19,690 --> 00:01:23,159 Fil-laboratorju tiegħu, huwa għandu ħafna, ħafna robots li hu jħobb jilagħbu ma. 30 00:01:23,159 --> 00:01:24,950 Huwa għandu, bħal, l- xogħol coolest fid-dinja. 31 00:01:24,950 --> 00:01:27,116 U hu gets biex tip ta 'mess madwar ma 'dak l-ġurnata kollha 32 00:01:27,116 --> 00:01:29,090 twil u jagħmlu xi xogħol, kif ukoll. 33 00:01:29,090 --> 00:01:33,070 >> U hekk aħna attwalment miġjuba wieħed tal them down magħna llum. 34 00:01:33,070 --> 00:01:36,900 Allura mingħajr aktar dewmien, Scaz huwa se jimxi 'l quddiem u jintroduċu lilna 35 00:01:36,900 --> 00:01:38,660 lill ħabib robot tiegħu. 36 00:01:38,660 --> 00:01:41,546 >> [Applause] 37 00:01:41,546 --> 00:01:42,935 38 00:01:42,935 --> 00:01:44,310 BRIAN SCASSELLATI: Grazzi, David. 39 00:01:44,310 --> 00:01:45,380 Grazzi, Andy. 40 00:01:45,380 --> 00:01:50,050 Huwa hekk wunderbare li jkun hawn ma 'kulħadd illum. 41 00:01:50,050 --> 00:01:56,490 Irrid li l-ewwel tkun ċara ħafna li il-persunal CS50 hawn fil Cambridge 42 00:01:56,490 --> 00:01:59,190 kien oerhört ospitabbli lilna. 43 00:01:59,190 --> 00:02:02,130 Aħna hekk thankful għal kollox li ghamilt għall-appoġġ għalina. 44 00:02:02,130 --> 00:02:05,690 U hekk aħna tixtieq li tkun tista biex jirritorna l-kindness. 45 00:02:05,690 --> 00:02:09,370 >> Hekk illum, irridu jiksbu l jħabbar li aħna qed tmur biex ikollhom ġdida, 46 00:02:09,370 --> 00:02:15,240 wieħed ta-a-kind avveniment CS50 jiġri fi New Haven ġimgħa d-dieħla. 47 00:02:15,240 --> 00:02:18,040 U dan huwa l-Expo Riċerka CS50. 48 00:02:18,040 --> 00:02:21,300 Allura aħna qed tmur biex jiġu tistieden everyone-- CS50 istudenti, 49 00:02:21,300 --> 00:02:26,510 persunal minn kemm Harvard u Yale-- biex jiġu stabbiliti u żur magħna nhar il-Ġimgħa. 50 00:02:26,510 --> 00:02:30,400 Aħna ser ikollhom varjetà wiesgħa ta 'aktar minn 30 persuna differenti li jippreżentaw 51 00:02:30,400 --> 00:02:34,830 u upperclassmen exhibiting-- juru off xi wħud mill-prodotti ta 'riċerka tagħhom. 52 00:02:34,830 --> 00:02:38,480 Aħna ser ikollhom xi fetħu, anke, tfittex għal xi ftit ta 'talent teknoloġija ġdida, 53 00:02:38,480 --> 00:02:40,460 fetħu minn kemm Harvard u Yale. 54 00:02:40,460 --> 00:02:44,550 U aħna ser ikollhom xi gruppi ta 'studenti tfittex xi membri ġoddi. 55 00:02:44,550 --> 00:02:46,357 >> Huwa ser jkun hemm żmien eċċitanti ħafna. 56 00:02:46,357 --> 00:02:49,190 Nisperaw dawk minnkom li huma jinżlu għal-logħba Harvard Yale- 57 00:02:49,190 --> 00:02:51,360 se tkun kapaċi twaqqaf billi ftit kmieni, 58 00:02:51,360 --> 00:02:54,060 fil-qalba ta 'kampus, Sterling Memorial Librerija. 59 00:02:54,060 --> 00:02:58,040 Aħna qed tmur biex ikollhom sett ta ' juri li jvarjaw minn awtonoma 60 00:02:58,040 --> 00:03:04,460 sailboats għal modi ta 'użu ta' softwer biex jippreservaw manuskritti medjevali. 61 00:03:04,460 --> 00:03:07,860 >> Aħna qed tmur biex ikollhom ad netwerking hoc u n-nies 62 00:03:07,860 --> 00:03:11,230 tagħlim software kodifikazzjoni f'Cape Town. 63 00:03:11,230 --> 00:03:13,730 Aħna ser ikollhom kompjuter dimostrazzjonijiet mużika. 64 00:03:13,730 --> 00:03:16,020 U aħna ser naturalment ikollhom aktar robots. 65 00:03:16,020 --> 00:03:18,900 Allura aħna nittamaw li inti ser jingħaqdu magħna għal dan l-avveniment. 66 00:03:18,900 --> 00:03:21,350 Għandu jkun hemm ħafna gost, xi ftit ta 'l-ikel, 67 00:03:21,350 --> 00:03:24,430 u ħafna ta 'interessanti affarijiet li nitkellmu dwar. 68 00:03:24,430 --> 00:03:28,230 >> Hekk illum, aħna qed tmur biex jitkellmu dwar l-ipproċessar lingwa naturali. 69 00:03:28,230 --> 00:03:32,560 U dan huwa l-attentat għalina biex jibnu mod ġdid ta interfacing 70 00:03:32,560 --> 00:03:35,150 ma 'apparat tagħna minħabba għall-aħħar ftit ġimgħat, 71 00:03:35,150 --> 00:03:40,800 inti kont qed iffukaw fuq kif huwa li inti tista 'tikteb kodiċi, ikteb software 72 00:03:40,800 --> 00:03:47,110 li huwa mod li tkun tista 'tgħid għal magna, dan huwa dak li nixtieq li inti tagħmel. 73 00:03:47,110 --> 00:03:50,210 >> Iżda aħna ma nistgħux bżonn jistennew li kollox 74 00:03:50,210 --> 00:03:53,760 li hemmhekk li użaw minn kulħadd fid-dinja 75 00:03:53,760 --> 00:03:57,480 se tkun profiċjenti f'dan it-tip ta 'istruzzjoni. 76 00:03:57,480 --> 00:04:02,540 Allura aħna jiddistingwu bejn il-kompjuter lingwi u languages-- naturali 77 00:04:02,540 --> 00:04:06,720 jiġifieri, affarijiet li l-bnedmin użu biex jikkomunikaw mal-bnedmin l-oħra. 78 00:04:06,720 --> 00:04:12,270 U aħna tipprova tibni interfaces li jużaw dawn il-mekkaniżmi ta 'komunikazzjoni naturali. 79 00:04:12,270 --> 00:04:16,029 >> Issa, bħad kull tema oħra li konna beda bil fil CS50, 80 00:04:16,029 --> 00:04:19,589 aħna qed tmur biex tibda bil-eħfef daqsxejn ta 'proċessar lingwa naturali 81 00:04:19,589 --> 00:04:21,269 li nistgħu nimmaġinaw. 82 00:04:21,269 --> 00:04:24,940 Aħna qed tmur biex tibda bil- parti storika tal-lingwa naturali. 83 00:04:24,940 --> 00:04:28,740 U allura aħna ser jibnu sa aktar u aktar sistemi reċenti 84 00:04:28,740 --> 00:04:31,450 u li jkollhom xi demos gost tul it-triq. 85 00:04:31,450 --> 00:04:35,900 >> Allura aħna qed tmur biex tibda ma 'dak li kien probabbilment l-ewwel lingwa naturali 86 00:04:35,900 --> 00:04:38,210 sistema ta 'pproċessar. 87 00:04:38,210 --> 00:04:45,080 Dan kien sistema ta 'softwer miktub fil 1966 minn Joseph Weizenbaum imsejħa ELIZA. 88 00:04:45,080 --> 00:04:49,640 U ELIZA kienet imfassla biex replikata l-tip ta 'interazzjoni 89 00:04:49,640 --> 00:04:53,850 inti jkollok ma ' Psikoterapista Rogerian. 90 00:04:53,850 --> 00:04:57,210 Issa, il Rogerians, huma kellhom idea li psikoterapija 91 00:04:57,210 --> 00:05:02,800 involuti jkunu jistgħu jirriflettu lura lil pazjent u kellimhom, 92 00:05:02,800 --> 00:05:08,100 bażikament, biss jagħtihom ċkejkna ftit ta 'l-terapista. 93 00:05:08,100 --> 00:05:09,920 Dan huwa, kollox li l-terapista qal 94 00:05:09,920 --> 00:05:16,500 suppost kellha tkun biss riflessjoni ta ' dak il-pazjent kien javżak lilhom. 95 00:05:16,500 --> 00:05:18,990 >> Mela ejja jippruvaw u demo dan. 96 00:05:18,990 --> 00:05:22,820 Do għandna voluntier li d jkun lesti li jaqsmu fonda tagħhom, 97 00:05:22,820 --> 00:05:26,650 aktar skur, u / jew sigrieti foloz bil ELIZA? 98 00:05:26,650 --> 00:05:29,680 Sure, għaliex ma inti tidħol fuq up. 99 00:05:29,680 --> 00:05:30,847 Fantastic. 100 00:05:30,847 --> 00:05:31,430 U l-isem tiegħek? 101 00:05:31,430 --> 00:05:32,000 >> MILES: Miles. 102 00:05:32,000 --> 00:05:33,041 >> BRIAN SCASSELLATI: Miles. 103 00:05:33,041 --> 00:05:34,270 Nizza biex jissodisfaw inti, Miles. 104 00:05:34,270 --> 00:05:36,270 Jekk inti żżomm fuq dan. 105 00:05:36,270 --> 00:05:40,840 U aħna qed tmur biex jużaw verżjoni ta ELIZA 106 00:05:40,840 --> 00:05:44,640 li konna replikat fi ħdan il-IDE CS50. 107 00:05:44,640 --> 00:05:47,140 U aħna ser tħares lejn is-sors kodiċi għal dan fil ftit ftit. 108 00:05:47,140 --> 00:05:49,910 Iżda għal dritt issa, aħna qed biss ser tiġi invokata mill billi jittajpja Eliza. 109 00:05:49,910 --> 00:05:55,480 >> U ELIZA huwa ser jagħtuk tweġibiet li ser ikunu fil-kapitali kollha. 110 00:05:55,480 --> 00:05:57,950 U ser nistaqsik xi mistoqsijiet. 111 00:05:57,950 --> 00:06:02,130 U aħna ser jirrispondu u t-tip fir-risposti għall ELIZA. 112 00:06:02,130 --> 00:06:04,310 Allura ELIZA qal, "Hi, jien ELIZA. 113 00:06:04,310 --> 00:06:05,462 X'hemm problema tiegħek? " 114 00:06:05,462 --> 00:06:08,092 What would you tixtieq tell ELIZA dwar llum? 115 00:06:08,092 --> 00:06:10,750 >> MILES: I jista 'jaqa biss rieqda jekk ikolli papoċċi bunny fuq. 116 00:06:10,750 --> 00:06:12,440 >> BRIAN SCASSELLATI: Kull dritt. 117 00:06:12,440 --> 00:06:13,360 Kull dritt. 118 00:06:13,360 --> 00:06:15,300 >> [Rires] 119 00:06:15,300 --> 00:06:22,410 >> "I jista 'jaqa' biss rieqda ma papoċċi bunny fuq. " 120 00:06:22,410 --> 00:06:29,000 U ELIZA jgħid, "Say, do you xi problemi psikoloġiċi? 121 00:06:29,000 --> 00:06:30,450 Forsi dan huwa indikatur tajjeb. " 122 00:06:30,450 --> 00:06:30,780 >> KOLLOX SEW. 123 00:06:30,780 --> 00:06:32,245 Allura dak li tixtieq li jirrispondu? 124 00:06:32,245 --> 00:06:36,110 125 00:06:36,110 --> 00:06:36,970 >> MILES: Iva. 126 00:06:36,970 --> 00:06:38,660 >> BRIAN SCASSELLATI: Iva. 127 00:06:38,660 --> 00:06:39,570 Man ta 'ħafna kliem. 128 00:06:39,570 --> 00:06:41,870 I igawdu dan. 129 00:06:41,870 --> 00:06:50,200 Eliza jgħid, "Inti jidhru pjuttost pożittiva." 130 00:06:50,200 --> 00:06:53,200 >> MILES: Le, I am, fil-fatt, elettron. 131 00:06:53,200 --> 00:06:55,150 >> BRIAN SCASSELLATI: "No 132 00:06:55,150 --> 00:07:02,240 Fil-fatt, I am elettron. " "Ridt come lili 133 00:07:02,240 --> 00:07:06,954 għaliex inti elettron? " 134 00:07:06,954 --> 00:07:08,870 Issa, nistgħu naraw xi wħud l things-- Jien ser 135 00:07:08,870 --> 00:07:10,200 biex nieqaf inti għal ftit tieni, Miles. 136 00:07:10,200 --> 00:07:11,010 Ma jmorrux kullimkien. 137 00:07:11,010 --> 00:07:12,650 Aħna mhux qed isir miegħek s'issa. 138 00:07:12,650 --> 00:07:16,490 ELIZA hija, f'ċerti modi, rispons għal ċerti affarijiet 139 00:07:16,490 --> 00:07:21,140 li hu kien qal iżda mingħajr kwalunkwe fehim reali. 140 00:07:21,140 --> 00:07:26,090 U huwa wkoll parroting lura xi tal-partijiet tal-piena tiegħu. 141 00:07:26,090 --> 00:07:27,310 >> Allura aħna qal, "No 142 00:07:27,310 --> 00:07:29,090 Fil-fatt, I am elettron. " 143 00:07:29,090 --> 00:07:34,190 Eliza wieġbet lura, "Did inti tidħol lili għaliex inti elettron? " 144 00:07:34,190 --> 00:07:34,690 Kull dritt. 145 00:07:34,690 --> 00:07:36,050 Ejja tagħtiha wieħed aktar rispons hawn. 146 00:07:36,050 --> 00:07:37,140 Agħti hija waħda tajba, Miles. 147 00:07:37,140 --> 00:07:37,806 >> MILES: waħda Tajba? 148 00:07:37,806 --> 00:07:48,400 149 00:07:48,400 --> 00:07:49,570 >> Iva, jekk jogħġbok għinni. 150 00:07:49,570 --> 00:07:50,570 BRIAN SCASSELLATI: "Iva. 151 00:07:50,570 --> 00:07:58,010 Jekk jogħġbok għinni. "" Inti żgur? " 152 00:07:58,010 --> 00:07:58,510 MILES: Le 153 00:07:58,510 --> 00:08:00,860 BRIAN SCASSELLATI: Le 154 00:08:00,860 --> 00:08:03,562 "Xi jfisser li jissuġġerixxu li inti?" 155 00:08:03,562 --> 00:08:06,760 >> MILES: I ma jistax ikun elettron. 156 00:08:06,760 --> 00:08:11,170 >> BRIAN SCASSELLATI: "I jista 'ma jkunx elettron. " 157 00:08:11,170 --> 00:08:13,790 "Inti tgħid l-ebda biss sabiex ikunu negattiva?" 158 00:08:13,790 --> 00:08:14,390 >> Kull dritt. 159 00:08:14,390 --> 00:08:16,030 Allura Miles, grazie tant. 160 00:08:16,030 --> 00:08:16,860 >> MILES: Grazzi. 161 00:08:16,860 --> 00:08:18,360 >> BRIAN SCASSELLATI: Grazzi ħafna. 162 00:08:18,360 --> 00:08:20,230 [Applause] 163 00:08:20,230 --> 00:08:21,230 164 00:08:21,230 --> 00:08:26,700 >> Allura dan il-programm ELIZA, f'ħafna modi, qed tirrispondi biss għall-biċċiet 165 00:08:26,700 --> 00:08:32,730 li aħna qed jipprovdu mingħajr ebda fond għarfien ta 'dak li qed jiġri hawn. 166 00:08:32,730 --> 00:08:36,640 Dan huwa tip ta 'sistema imsejħa tqabbil mudell, fejn 167 00:08:36,640 --> 00:08:40,490 aħna qed tfittex għal ċerti bits ta 'test li aħna qed allura 168 00:08:40,490 --> 00:08:44,860 ser jieħdu minn dak kien ipprovdut bħala input, 169 00:08:44,860 --> 00:08:52,580 jissarfu, potenzjalment, b'xi mod, u mbagħad tagħti lura lill-utent. 170 00:08:52,580 --> 00:08:55,150 >> Do kwalunkwe inti taħseb li ELIZA huwa attwalment 171 00:08:55,150 --> 00:08:58,230 jwettqu psychoanalysis validu hawnhekk? 172 00:08:58,230 --> 00:08:59,250 Persuna waħda, forsi. 173 00:08:59,250 --> 00:09:00,166 >> UDJENZA: [inaudible]. 174 00:09:00,166 --> 00:09:03,315 175 00:09:03,315 --> 00:09:05,440 BRIAN SCASSELLATI: U kif ma li jġiegħlek tħossok? 176 00:09:05,440 --> 00:09:06,530 Iva, fil-fatt, ma. 177 00:09:06,530 --> 00:09:10,890 U aħna qed tmur biex tara, fil-fatt, il- kodiċi tas-sors għaliha fi ftit mument. 178 00:09:10,890 --> 00:09:13,580 U hekk int ser tkun kapaċi li jagħmlu eżattament dan. 179 00:09:13,580 --> 00:09:17,420 >> Issa, ELIZA huwa forma waħda ta 'dak aħna kieku ssejjaħ llum chat bot. 180 00:09:17,420 --> 00:09:19,950 Hija biss tmur permezz tal- test li int tipprovdi, 181 00:09:19,950 --> 00:09:24,030 jipprovdi l-ammont minimu indispensabbli ta 'fehim jew ipproċessar, 182 00:09:24,030 --> 00:09:26,790 u mbagħad Pappagalli lura lilek. 183 00:09:26,790 --> 00:09:31,830 Mela ejja tagħti ħarsa, kunċettwalment, u jitkellmu dwar dak 184 00:09:31,830 --> 00:09:34,690 huwa li ELIZA huwa attwalment tagħmel. 185 00:09:34,690 --> 00:09:42,000 >> ELIZA qed jieħu let sentence-- ta jgħidu, "I trid tagħfas imgħallem tiegħi." 186 00:09:42,000 --> 00:09:45,130 U ELIZA qed tfittex permezz din is-sentenza 187 00:09:45,130 --> 00:09:48,730 u jippruvaw isibu u jaqblu ċerti xejriet. 188 00:09:48,730 --> 00:09:52,850 Għalhekk, per eżempju, wieħed mill-mudelli li ELIZA qed tfittex huma l-kliem 189 00:09:52,850 --> 00:09:55,110 "Irrid." 190 00:09:55,110 --> 00:09:59,330 U kull darba li jara xi ħaġa li għandha "Irrid" fiha, 191 00:09:59,330 --> 00:10:01,770 jiġu fformulati rispons. 192 00:10:01,770 --> 00:10:05,040 U li r-rispons hija sekwenza fissa. 193 00:10:05,040 --> 00:10:07,915 F'dan il-każ, huwa "għaliex tridu?" 194 00:10:07,915 --> 00:10:11,330 U nressaq stilla ftit fil l-aħħar minħabba li jinsab biss 195 00:10:11,330 --> 00:10:13,310 il-bidu tar-rispons tagħna. 196 00:10:13,310 --> 00:10:16,310 U l-istilla jindika li aħna qed tmur biex tieħu l-bqija 197 00:10:16,310 --> 00:10:19,850 tal utterance---utent "biex jimpressjonaw boxxla tiegħi" - 198 00:10:19,850 --> 00:10:24,500 u aħna qed tmur biex tehmeż dik fuq it-tmiem ta 'din is-sekwenza. 199 00:10:24,500 --> 00:10:28,990 >> Allura issa, aktar milli qal, "għaliex do trid tagħfas imgħallem tiegħi, " 200 00:10:28,990 --> 00:10:31,800 hemm xi ftit ta 'addizzjonali ipproċessar li aħna ser nagħmlu. 201 00:10:31,800 --> 00:10:34,440 Dan huwa, aħna ser ikollhom biex jikkonvertu xi wħud mill-pronomi 202 00:10:34,440 --> 00:10:38,670 hawn minn "boxxla tiegħi" għal "imgħallem tiegħek." 203 00:10:38,670 --> 00:10:41,300 U jista 'jkun hemm ieħor ftit bidliet li għandna bżonn li jagħmlu. 204 00:10:41,300 --> 00:10:44,990 Allura aktar milli biss teħel direttament fuq il-għan, dak li aħna ser tagħmel 205 00:10:44,990 --> 00:10:49,160 huwa aħna ser tagħti l-bqija tal- utterance-- utent fil here-- abjad 206 00:10:49,160 --> 00:10:54,090 u aħna ser teħodha biċċa waħda fil żmien u jikkonvertu kull string 207 00:10:54,090 --> 00:10:58,180 token, kull kelma, fil-piena. 208 00:10:58,180 --> 00:10:59,580 >> Allura aħna ser tagħti l-kelma "għal". 209 00:10:59,580 --> 00:11:01,650 M'hemm l-ebda konverżjoni li rridu nagħmlu dan. 210 00:11:01,650 --> 00:11:02,340 "Impress." 211 00:11:02,340 --> 00:11:04,140 M'hemm l-ebda konverżjoni rridu nagħmlu hemmhekk. 212 00:11:04,140 --> 00:11:06,670 "My" se jaqilbu għal "tiegħek." 213 00:11:06,670 --> 00:11:10,070 U "boxxla" aħna ser biss leave bħala "boxxla." 214 00:11:10,070 --> 00:11:12,740 U mbagħad finalment, xejn li jispiċċa b'perjodu, 215 00:11:12,740 --> 00:11:16,640 aħna ser jissarfu fi kwistjoni. 216 00:11:16,640 --> 00:11:22,600 >> Dan tqabbil mudell sempliċi ħafna huwa attwalment pjuttost ta 'suċċess. 217 00:11:22,600 --> 00:11:27,260 U meta dan kien introdott fil 1966-- Joseph Weizenbaum 218 00:11:27,260 --> 00:11:28,986 programmati dan fuq il-kompjuter. 219 00:11:28,986 --> 00:11:31,110 Issa, kompjuters dak iż-żmien ma kinux mudelli desktop. 220 00:11:31,110 --> 00:11:33,950 Huma kienu maqsuma riżorsi. 221 00:11:33,950 --> 00:11:39,090 U l-istudenti tiegħu kieku mur u chat ma ELIZA. 222 00:11:39,090 --> 00:11:41,570 Eventwalment, kellu jirrestrinġu l-aċċess għaliha 223 00:11:41,570 --> 00:11:43,890 minħabba l-istudenti tiegħu ma kinux jkollna xi xogħol magħmul. 224 00:11:43,890 --> 00:11:46,190 Huma kienu biss iċ-chat ma 'ELIZA. 225 00:11:46,190 --> 00:11:48,850 U, fil-fatt, kellu nar assistent tiegħu, li 226 00:11:48,850 --> 00:11:55,840 jintefqu kollha ta 'żmien tagħha tkellem lil ELIZA dwar problemi fil-fond u 'tħassib tagħha. 227 00:11:55,840 --> 00:12:00,350 >> Kull min użaw dawn is-sistemi bdew anthropomorphize lilhom. 228 00:12:00,350 --> 00:12:04,490 Huma bdew jaħsbu minnhom bħala qed janimaw u persuni reali. 229 00:12:04,490 --> 00:12:07,969 Huma bdew jirrikonoxxu uħud mill l-affarijiet li kienu jgħidu 230 00:12:07,969 --> 00:12:09,010 kienu ġejjin lura lilhom. 231 00:12:09,010 --> 00:12:12,120 U kienu jiskopru affarijiet dwarhom infushom. 232 00:12:12,120 --> 00:12:17,290 U, fil-fatt, anke l-esperti, anke l-psikoterapisti, 233 00:12:17,290 --> 00:12:22,930 bdew jinkwetaw li, fil-fatt, forsi ELIZA tkun joħdilhom posthom. 234 00:12:22,930 --> 00:12:25,640 U anki l-kompjuter xjentisti inkwetat li konna 235 00:12:25,640 --> 00:12:30,040 tant qrib jissolvew lingwa naturali. 236 00:12:30,040 --> 00:12:33,520 >> Issa, dan ma kienx imkien qrib veru. 237 00:12:33,520 --> 00:12:37,280 Imma li kif impressjonanti dawn is-sistemi jistgħu jidhru. 238 00:12:37,280 --> 00:12:40,080 Mela ejja tibda tfittex taħt u jippruvaw 239 00:12:40,080 --> 00:12:46,190 tikseb xi ftit ta 'kwistjoni ta 'fejn dan il-kodiċi fil-fatt jiġri. 240 00:12:46,190 --> 00:12:48,170 Allura aħna ser tagħmel dan il-kodiċi disponibbli wara. 241 00:12:48,170 --> 00:12:50,880 U dan huwa ħafna port sempliċi u diretta 242 00:12:50,880 --> 00:12:53,240 tal-implimentazzjoni oriġinali ELIZA. 243 00:12:53,240 --> 00:12:56,350 >> Allura xi wħud minn dawn stilistika affarijiet li inti ser tara hawn 244 00:12:56,350 --> 00:12:59,360 mhumiex stylistically dak aħna rridu li tagħmel 245 00:12:59,360 --> 00:13:01,480 jew dak li aħna kont qed tagħlim inti tagħmel. 246 00:13:01,480 --> 00:13:04,770 Iżda aħna ħadthom ppruvaw li jżommhom l-istess madwar l-ħafna portijiet 247 00:13:04,770 --> 00:13:08,087 li din kellha b'mod li għandha l-togħma ta 'l-oriġinali. 248 00:13:08,087 --> 00:13:09,920 Allura aħna qed tmur biex jinkludu mazz ta 'affarijiet, 249 00:13:09,920 --> 00:13:12,920 u mbagħad aħna ser ikollhom sett ta 'keywords, affarijiet 250 00:13:12,920 --> 00:13:16,460 li ELIZA se jirrikonoxxu u jirrispondu li direttament. 251 00:13:16,460 --> 00:13:20,780 Mela jekk għandek kliem bħal "tista" jew "I ma" jew "le" 252 00:13:20,780 --> 00:13:24,680 jew "iva" jew "ħolma" jew "hello," allura ELIZA 253 00:13:24,680 --> 00:13:27,920 ser tirrispondi b'mod selettiv għal dawk. 254 00:13:27,920 --> 00:13:30,010 Aħna ser ikollhom ukoll Ċertu numru ta 'affarijiet 255 00:13:30,010 --> 00:13:34,940 li aħna se tpartit, bħal konverżjoni "tiegħi" għal "tiegħek." 256 00:13:34,940 --> 00:13:39,920 >> U allura aħna ser ikollhom sett ta 'tweġibiet li għal kull wieħed minn dawn keywords, 257 00:13:39,920 --> 00:13:42,580 aħna ser jduru permezz dawn ir-reazzjonijiet differenti. 258 00:13:42,580 --> 00:13:45,350 Mela jekk jien ngħid "iva" tliet darbiet in fila, I 259 00:13:45,350 --> 00:13:50,429 tista 'tikseb tliet differenti tweġiba minn ELIZA. 260 00:13:50,429 --> 00:13:52,345 Kodiċi tagħna, allura, huwa attwalment notevolment sempliċi. 261 00:13:52,345 --> 00:13:59,490 Jekk I iscroll down passat dawn kollha tweġibiet li għandna programmati 262 00:13:59,490 --> 00:14:02,920 u aħna jiksbu l-ewlenin tagħna, aħna qed tmur biex initialize 263 00:14:02,920 --> 00:14:06,540 ftit varjabbli differenti u tagħmel ftit ta 'manutenzjoni 264 00:14:06,540 --> 00:14:08,480 fil-bidu. 265 00:14:08,480 --> 00:14:11,760 Imma mbagħad hemm assolutament sett tal-kodiċi inti tista 'tifhem. 266 00:14:11,760 --> 00:14:15,820 Wieħed loop filwaqt kbir li tgħid jien ser tirrepeti dan aktar u aktar. 267 00:14:15,820 --> 00:14:20,420 I taf taqra fil-linja, u jien ser jaħżen li fi string input. 268 00:14:20,420 --> 00:14:23,880 I ser jiċċekkja u ara jekk huwa l- keyword speċjali "bye," li 269 00:14:23,880 --> 00:14:26,199 ifisser ħruġ tal-programm. 270 00:14:26,199 --> 00:14:29,240 U mbagħad I ser jiċċekkja u ara jekk xi ħadd huwa biss tirrepeti infushom 271 00:14:29,240 --> 00:14:29,800 aktar u aktar. 272 00:14:29,800 --> 00:14:31,174 U jien ser Yell fil minnhom jekk huma jagħmlu. 273 00:14:31,174 --> 00:14:34,820 I ser jgħidu "ma jirrepetu lilek innifsek." 274 00:14:34,820 --> 00:14:40,500 >> Sakemm ebda wieħed minn dawn iseħħ, aħna ser imbagħad scan permezz ta 'u loop permezz, 275 00:14:40,500 --> 00:14:45,330 fuq linji 308 sa 313 hawn, u jivverifikaw u ara 276 00:14:45,330 --> 00:14:49,090 huma xi wieħed minn dawk keyword frażijiet li jinsabu fil-input 277 00:14:49,090 --> 00:14:50,620 li I kien biss mogħti? 278 00:14:50,620 --> 00:14:54,845 Jekk ikun hemm taqbila għalihom, sew imbagħad, jien ser ftakar li post. 279 00:14:54,845 --> 00:14:57,050 I ser ftakar li keyword. 280 00:14:57,050 --> 00:14:58,620 U jien ser tkun kapaċi li jibnu rispons. 281 00:14:58,620 --> 00:15:03,150 >> Jekk ma nsibx waħda, tajjeb allura, l-aħħar ħaġa fil-firxa keyword tiegħi 282 00:15:03,150 --> 00:15:08,070 se jkun tweġibiet default tiegħi, meta xejn logħbiet. 283 00:15:08,070 --> 00:15:14,160 I ser jistaqsu mistoqsijiet bħal "Għaliex ma inti jiġu hawn? "jew" Kif nista 'jgħinek? " 284 00:15:14,160 --> 00:15:19,710 li huma biss parzjalment xierqa x'ikun l-input huwa. 285 00:15:19,710 --> 00:15:22,580 >> Aħna ser imbagħad jibnu rispons ELIZA tal. 286 00:15:22,580 --> 00:15:26,040 Aħna ser tkun tista 'tieħu li rispons bażi, 287 00:15:26,040 --> 00:15:28,370 biss kif għamilna f'dak "boxxla tiegħi" eżempju. 288 00:15:28,370 --> 00:15:30,970 289 00:15:30,970 --> 00:15:33,990 Jekk dan huwa dak kollu li hemm is-- jekk huwa biss wieħed 290 00:15:33,990 --> 00:15:36,860 string li jien suppost li respond-- I tista 'sempliċement tibgħat lura out. 291 00:15:36,860 --> 00:15:40,610 Jekk ikollu asterisk fil l-aħħar ta 'dan, imbagħad I ser 292 00:15:40,610 --> 00:15:45,710 proċess kull token individwali il-bqija ta 'rispons tal-utent 293 00:15:45,710 --> 00:15:51,590 u żid dawk in, skambju out kelma b'kelma kif I bżonn. 294 00:15:51,590 --> 00:15:56,100 >> Dan kollu huwa assolutament xi ħaġa li inti tista 'tibni. 295 00:15:56,100 --> 00:15:59,230 U fil-fatt, il-modi li bihom aħna jkollhom argumenti ipproċessati kmand linja, 296 00:15:59,230 --> 00:16:03,570 l-mod li bih inti għandek proċessati permezz ta 'talbiet HTTP 297 00:16:03,570 --> 00:16:05,510 isegwu l-istess tipi ta 'regoli. 298 00:16:05,510 --> 00:16:08,220 Huma qed tqabbil mudell. 299 00:16:08,220 --> 00:16:15,170 >> Allura ELIZA kellhom relattivament importanti impatt fuq il-lingwa naturali 300 00:16:15,170 --> 00:16:21,620 minħabba li għamilha jidhru simili kien għan jista 'jinkiseb ħafna, bħal b'xi mod aħna'd 301 00:16:21,620 --> 00:16:25,550 tkun tista 'ssolvi din il-problema direttament. 302 00:16:25,550 --> 00:16:30,670 Issa, li ma jfissirx li ELIZA ma dak kollu li aħna rridu li tagħmel. 303 00:16:30,670 --> 00:16:33,710 Ċertament mhux. 304 00:16:33,710 --> 00:16:35,660 Iżda għandna nkunu kapaċi li jagħmel xi ħaġa aktar. 305 00:16:35,660 --> 00:16:38,280 306 00:16:38,280 --> 00:16:41,490 >> Ewwel pass tagħna li jmorru lil hinn ELIZA qed jiġri 307 00:16:41,490 --> 00:16:44,840 li tkun kapaċi li tħares lejn mhux test ikun daħal 308 00:16:44,840 --> 00:16:53,750 fil-keyboard, iżda diskors, attwali diskors irrekordjat fiha mikrofonu. 309 00:16:53,750 --> 00:16:56,880 Allura kif aħna nħarsu lejn dawn biċċiet differenti, aħna qed 310 00:16:56,880 --> 00:17:00,304 ser ikollhom jibnu sett ta 'mudelli. 311 00:17:00,304 --> 00:17:02,970 Aħna qed tmur biex ikollhom ikunu kapaċi jsibu li jmorru mill-akustika ta 'livell baxx 312 00:17:02,970 --> 00:17:07,180 żift information--, amplitudni, frequency-- 313 00:17:07,180 --> 00:17:09,530 u jikkonvertu dan in xi unitajiet li aħna qed 314 00:17:09,530 --> 00:17:14,619 jistgħu aktar faċilment jimmanipulaw u, fl-aħħarnett, jimmanipulaw minnhom 315 00:17:14,619 --> 00:17:18,609 fi kliem u sentenzi. 316 00:17:18,609 --> 00:17:22,880 >> Allura diskors rikonoxximent aktar sistemi li huma hemmhekk illum 317 00:17:22,880 --> 00:17:26,069 isegwu statistika mudell fejn nistgħu nibnu 318 00:17:26,069 --> 00:17:35,090 tliet rappreżentazzjonijiet separati ta 'dak dak is-sinjal awdjo fil-fatt fih. 319 00:17:35,090 --> 00:17:38,640 Nibdew ma 'mudell fonetiku li taħdidiet dwar biss il-bażi 320 00:17:38,640 --> 00:17:41,250 ħsejjes li jien jipproduċu. 321 00:17:41,250 --> 00:17:46,900 Am I jipproduċu xi ħaġa li hija B bħal fil tifel jew D kif fil-kelb? 322 00:17:46,900 --> 00:17:53,220 Kif nista jirrikonoxxu dawn iż differenti telefowns bħala separata u distinta? 323 00:17:53,220 --> 00:17:56,600 >> Barra minn dan, aħna ser mbagħad jinbnew mudell pronunzja kelma, 324 00:17:56,600 --> 00:18:01,350 xi ħaġa li rabtiet flimkien dawk it-telefons individwali 325 00:18:01,350 --> 00:18:04,724 u jikkombina fi kelma. 326 00:18:04,724 --> 00:18:07,890 U wara dak, aħna ser tagħti l-kliem u aħna ser jiġbruhom ma 'lingwa 327 00:18:07,890 --> 00:18:13,010 mudell f'sentenza komplet. 328 00:18:13,010 --> 00:18:17,230 >> Issa, aħna qed tmur biex jitkellmu dwar kull minn dawn indipendenti u separat. 329 00:18:17,230 --> 00:18:21,580 Iżda dawn it-tliet mudelli huma kollha biss se jkun l-istatistika. 330 00:18:21,580 --> 00:18:23,502 U dan ifisser li meta aħna jaħdmu magħhom, aħna ser 331 00:18:23,502 --> 00:18:25,376 ikunu jistgħu jaħdmu mal lilhom kollha simultanjament. 332 00:18:25,376 --> 00:18:28,100 333 00:18:28,100 --> 00:18:28,600 Kull dritt. 334 00:18:28,600 --> 00:18:30,890 Nibdew bl mudell fonetiku tagħna. 335 00:18:30,890 --> 00:18:34,470 Allura mudelli fonetiku jiddependu fuq teknika komputazzjoni 336 00:18:34,470 --> 00:18:37,320 imsejħa mudelli Markov moħbija. 337 00:18:37,320 --> 00:18:43,050 Dawn huma mudelli grafika li nista jkollhom u jirrikonoxxu stat tad-dinja 338 00:18:43,050 --> 00:18:46,500 hija kkaratterizzata permezz ta 'sett ta' karatteristiċi. 339 00:18:46,500 --> 00:18:51,960 U dak l-istat jiddeskrivi parti waħda ta 'azzjoni li jien involuta fil. 340 00:18:51,960 --> 00:19:00,190 >> Mela jekk naħseb dwar teħid l-ħoss "ma" bħal omm, 341 00:19:00,190 --> 00:19:03,970 hemm differenti komponenti għal dik solida. 342 00:19:03,970 --> 00:19:07,230 Hemm parti fejn I tiġbed nifs. 343 00:19:07,230 --> 00:19:09,560 U mbagħad I purse xofftejja. 344 00:19:09,560 --> 00:19:13,710 U jien roll xofftejja lura ftit ftit biex tagħmel dan "ma" ħoss. 345 00:19:13,710 --> 00:19:15,340 U allura hemm rilaxx. 346 00:19:15,340 --> 00:19:17,020 Xofftejja come bogħod minn xulxin. 347 00:19:17,020 --> 00:19:19,030 Air ikun imkeċċi. 348 00:19:19,030 --> 00:19:22,650 "Ma." 349 00:19:22,650 --> 00:19:29,250 >> Dawk it-tliet partijiet differenti jkun rappreżentata mill-Istati f'dan graph-- 350 00:19:29,250 --> 00:19:33,420 il-bidu,-nofs, u l-aħħar. 351 00:19:33,420 --> 00:19:38,060 U I jkollhom tranżizzjonijiet li permessi me biex jivvjaġġaw minn stat 352 00:19:38,060 --> 00:19:42,260 għall-ieħor b'ċerta probabbiltà. 353 00:19:42,260 --> 00:19:47,250 Għalhekk, per eżempju, li M ħoss jista 'jkollhom ħafna, 354 00:19:47,250 --> 00:19:51,850 teħid qasir ħafna fiż-beginning-- "mm" - u mbagħad itwal, 355 00:19:51,850 --> 00:19:55,640 fażi vibratorji fejn jien azjenda tiegħi xufftejn flimkien u kważi humming-- 356 00:19:55,640 --> 00:20:05,090 "mmmm" - u mbagħad qasir ħafna plosive fejn I tkeċċi breath-- "ma." 357 00:20:05,090 --> 00:20:09,370 >> Il-mudell Markov moħbija hija imfassla biex jaqbdu l-fatt 358 00:20:09,370 --> 00:20:13,340 li l-mod li nagħmel li ħoss "ma" se 359 00:20:13,340 --> 00:20:17,350 li jkunu ftit differenti iż-żmien, huwa frekwenza, 360 00:20:17,350 --> 00:20:21,030 u l-karatteristiċi tagħha minn il-mod li inti tagħmel dan 361 00:20:21,030 --> 00:20:23,300 jew il-mod li I jista jagħmilha meta jien jitkellem 362 00:20:23,300 --> 00:20:26,030 dwar użi differenti tal-ittra. 363 00:20:26,030 --> 00:20:33,240 "Omm" u "jista I" se ħoss kemmxejn differenti. 364 00:20:33,240 --> 00:20:36,800 >> Allura biex jirrikonoxxu partikolari ħoss, nixtiequ 365 00:20:36,800 --> 00:20:42,020 jibnu mudelli Markov, dawn Markov moħbija mudelli, ta 'kull telefon possibbli li I 366 00:20:42,020 --> 00:20:45,840 tista 'tixtieq li jirrikonoxxu, kull ħoss possibbli, 367 00:20:45,840 --> 00:20:49,750 u mbagħad tħares lejn l- data akustika li għandi 368 00:20:49,750 --> 00:20:54,430 u jiddetermina statistikament liema waħda hija l-aktar waħda probabbli 369 00:20:54,430 --> 00:20:58,110 li pproduċew dan il-ħoss. 370 00:20:58,110 --> 00:20:58,610 KOLLOX SEW. 371 00:20:58,610 --> 00:21:01,540 372 00:21:01,540 --> 00:21:06,750 Ma 'dak il-mudell, aħna mbagħad jibdew jibnu fuq nett tagħha. 373 00:21:06,750 --> 00:21:09,330 Nieħdu mudell pronunzja. 374 00:21:09,330 --> 00:21:11,790 Issa, xi kultant pronunzja mudelli huma sempliċi u faċli 375 00:21:11,790 --> 00:21:14,440 għaliex hemm biss wieħed mod biex jippronunzja xi ħaġa. 376 00:21:14,440 --> 00:21:17,990 Drabi oħra, dawn qed ftit aktar ikkumplikata. 377 00:21:17,990 --> 00:21:21,340 Hawnhekk l-gwida pronunzja għal dak ħaġa aħmar li huwa 378 00:21:21,340 --> 00:21:25,210 frott li inti tagħmel ketchup barra. 379 00:21:25,210 --> 00:21:27,360 In-nies ma naħsibx li huwa frott. 380 00:21:27,360 --> 00:21:27,860 Dritt? 381 00:21:27,860 --> 00:21:30,880 382 00:21:30,880 --> 00:21:35,300 >> Issa, hemm ħafna modi differenti li n-nies se jippronunzja din il-kelma. 383 00:21:35,300 --> 00:21:37,780 Uħud se ngħid "toe-Mejju-toe." 384 00:21:37,780 --> 00:21:40,880 Uħud se ngħid "toe-MAH toe." 385 00:21:40,880 --> 00:21:44,800 U nistgħu jaqbdu li bil wieħed ta 'dawn il-mudelli grafiċi 386 00:21:44,800 --> 00:21:48,305 fejn, għal darb'oħra, aħna nirrappreżentaw tranżizzjonijiet bħala li ċerta probabbiltà 387 00:21:48,305 --> 00:21:51,360 u assoċjati probabbiltà magħhom. 388 00:21:51,360 --> 00:21:58,290 >> Allura f'dan il-każ, jekk I kellhom isegwu ir-rotta ta 'fuq permezz ta din il-graff kollu, 389 00:21:58,290 --> 00:22:03,330 Inkun jibda mid-ittra fuq ix-xellug nett, il-"ta" ħoss. 390 00:22:03,330 --> 00:22:07,570 Nerfa l-nofs ta 'fuq, l- "oh," u mbagħad "ma," 391 00:22:07,570 --> 00:22:14,530 u mbagħad "A," u mbagħad "ta," u "oh." "Toe Mejju toe." 392 00:22:14,530 --> 00:22:19,610 Jekk I ħa l-passaġġ qiegħ permezz dan, I se jiksbu "ta 'MAH toe." 393 00:22:19,610 --> 00:22:26,810 U jekk I niżlet u mbagħad up, I se tikseb "ta 'Mejju-toe." 394 00:22:26,810 --> 00:22:29,950 >> Dawn il-mudelli qbid dawn differenzi minħabba kull meta 395 00:22:29,950 --> 00:22:32,410 ninqdew waħda minn dawn sistemi ta 'rikonoxximent, 396 00:22:32,410 --> 00:22:35,340 li għaddej biex ikollhom jaħdmu ma ' lottijiet ta 'tip differenti ta' nies, 397 00:22:35,340 --> 00:22:39,295 lottijiet ta 'aċċenti differenti, u anki użi differenti tal-istess kliem. 398 00:22:39,295 --> 00:22:42,204 399 00:22:42,204 --> 00:22:44,120 Fl-aħħarnett, fuq kollox, aħna ser jibnu xi ħaġa 400 00:22:44,120 --> 00:22:48,780 li jistenna verament kkumplikata, imsejjaħ il-mudell lingwa, 401 00:22:48,780 --> 00:22:52,950 iżda fil-fatt huwa l-aktar sempliċi ta ' it-tliet minħabba li dawn joperaw 402 00:22:52,950 --> 00:22:56,041 fuq liema huma msejħa mudelli n gram. 403 00:22:56,041 --> 00:23:02,270 U f'dan il-każ, jien turi li inti mudell n gramma f'żewġ partijiet, a bigram. 404 00:23:02,270 --> 00:23:08,910 Aħna qed tmur biex tagħmel fiżika l-idea li xi kultant, ċerti kliem huma 405 00:23:08,910 --> 00:23:14,680 aktar probabbli li jsegwu mogħtija kelma minn oħrajn. 406 00:23:14,680 --> 00:23:25,210 Jekk I biss qal "tbassir tat-temp," il-kelma li jmiss jista 'jkun probabbli "illum" 407 00:23:25,210 --> 00:23:31,510 jew jista 'jkun "l-temp previżjoni għada. " 408 00:23:31,510 --> 00:23:38,870 Imma huwa improbabbli li tkun "l- temp tbassir qaqoċċ. " 409 00:23:38,870 --> 00:23:42,980 >> What mudell lingwa ma huwa jaqbad dawk statistikament 410 00:23:42,980 --> 00:23:47,450 billi jingħaddu, minn xi kbar ħafna corpus, kollha mill-każijiet 411 00:23:47,450 --> 00:23:50,890 li fih kelma isegwi ieħor. 412 00:23:50,890 --> 00:23:54,300 Mela jekk jien tieħu corpus-- kbir bħal kull Wall Street Journal 413 00:23:54,300 --> 00:24:00,750 li tkun ġiet prodotta sa mill-1930, li hija waħda mill-corpuses-- standard 414 00:24:00,750 --> 00:24:03,910 u nistenna permezz ta 'kull dak it-test, u nafda 415 00:24:03,910 --> 00:24:09,770 up kif ħafna drabi wara "previżjoni" do I ara "illum" 416 00:24:09,770 --> 00:24:17,454 u kif ħafna drabi għandi tara "previżjoni" segwit bi "qaqoċċ," 417 00:24:17,454 --> 00:24:19,370 l-ewwel wieħed ikun ser li jkunu ferm iktar probabbli. 418 00:24:19,370 --> 00:24:21,540 Li għaddej biex jidhru ferm aktar spiss. 419 00:24:21,540 --> 00:24:24,610 U għalhekk ser ikollhom ogħla probabbiltà assoċjati magħha. 420 00:24:24,610 --> 00:24:27,340 >> Jekk irrid biex insemmu l- probabbiltà ta 'utterance kollu, 421 00:24:27,340 --> 00:24:29,940 imbagħad, I biss farrku. 422 00:24:29,940 --> 00:24:35,990 Allura l-probabbiltà ta 'smigħ is-sentenza "l-far ġobon ate" 423 00:24:35,990 --> 00:24:39,110 hija l-probabilità tal-kelma "il-" bidu ta 'sentenza, 424 00:24:39,110 --> 00:24:42,540 u allura l-probabbiltà li l- kelma "far" isegwi l-kelma "il-," 425 00:24:42,540 --> 00:24:44,910 u l-probabbiltà li l- kelma "ate" ġej "far," 426 00:24:44,910 --> 00:24:51,120 u l-probabbiltà li "ġobon" ġej "ate." 427 00:24:51,120 --> 00:24:55,160 >> Dan ħsejjes simili ħafna ta ' istatistika, lott ta 'probabbiltajiet. 428 00:24:55,160 --> 00:24:57,510 U li kollox li huwa. 429 00:24:57,510 --> 00:25:02,920 Imma l-aqwa ħaġa hija jekk inti tagħmel dan ma 'kampjun biżżejjed kbir ta' data, 430 00:25:02,920 --> 00:25:03,670 taħdem. 431 00:25:03,670 --> 00:25:05,250 U jaħdem bil-kbir ukoll. 432 00:25:05,250 --> 00:25:07,810 433 00:25:07,810 --> 00:25:11,420 Aħna lkoll nafu dawn it-teknoloġiji. 434 00:25:11,420 --> 00:25:16,500 Bosta sistemi operattivi jiġu mal rikonoxximent tal-vuċi f'dan il-punt. 435 00:25:16,500 --> 00:25:20,940 Aħna nużaw Siri u Cortana u Echo. 436 00:25:20,940 --> 00:25:25,070 U dawn l-affarijiet huma bbażati fuq dan it-tip ta 'tliet saffi model-- 437 00:25:25,070 --> 00:25:30,620 mudell fonetiku fil-qiegħ, a mudell pronunzja fin-nofs, 438 00:25:30,620 --> 00:25:33,690 u mudell lingwa fuq wiċċ minnhom. 439 00:25:33,690 --> 00:25:37,630 >> Issa, huma għandhom jagħmlu ftit aktar għajr dak sabiex twieġeb mistoqsijiet. 440 00:25:37,630 --> 00:25:43,000 Iżda r-rikonoxximent ta 'dak li qed qal jiddependi eżattament fuq dan. 441 00:25:43,000 --> 00:25:45,700 Mela ejja tagħti eżempju hawn. 442 00:25:45,700 --> 00:25:52,020 So I jkollhom telefon tiegħi seduta up here taħt id-dokument camera. 443 00:25:52,020 --> 00:25:56,110 U aħna qed tmur biex jitlob Siri ftit mistoqsijiet. 444 00:25:56,110 --> 00:25:57,150 Kull dritt? 445 00:25:57,150 --> 00:25:59,940 >> Mela ejja tqum telefon tiegħi hawn. 446 00:25:59,940 --> 00:26:02,710 447 00:26:02,710 --> 00:26:05,000 Siri, x'inhi l-temp bħal fi New Haven llum? 448 00:26:05,000 --> 00:26:07,670 449 00:26:07,670 --> 00:26:10,780 >> Siri: Hawn il-temp għal New Haven, Connecticut illum. 450 00:26:10,780 --> 00:26:11,890 >> BRIAN SCASSELLATI: OK. 451 00:26:11,890 --> 00:26:16,720 Allura l-ewwel inti raw li Siri rikonoxxut kull wieħed mill-kliem individwali 452 00:26:16,720 --> 00:26:19,050 u mbagħad ipproduċa rispons. 453 00:26:19,050 --> 00:26:22,277 Aħna ser jitkellmu dwar kif dak ir-rispons tiġi minn ftit. 454 00:26:22,277 --> 00:26:24,110 Imma issa li nafu li dan huwa bbażat biss 455 00:26:24,110 --> 00:26:28,880 dwar l-istatistika prima u dan mudell tip tqabbil tal-approċċ, 456 00:26:28,880 --> 00:26:31,120 nistgħu tilgħab xi logħob bil Siri. 457 00:26:31,120 --> 00:26:34,560 >> So I tista 'tipprova mill-ġdid. 458 00:26:34,560 --> 00:26:38,864 Siri, x'inhi l-temp hippopotamus New Haven, illum? 459 00:26:38,864 --> 00:26:39,810 >> Siri: OK. 460 00:26:39,810 --> 00:26:44,245 Hawn il-temp għal New Haven, Connecticut għal-lum. 461 00:26:44,245 --> 00:26:46,120 BRIAN SCASSELLATI: l Siri mhux skoraġġuti mid dak 462 00:26:46,120 --> 00:26:50,980 għaliex dan huwa sabet il-pattern-- "temp," "illum," "New Haven." 463 00:26:50,980 --> 00:26:54,420 Dak hu li huwa tirrispondi li, bħad ELIZA. 464 00:26:54,420 --> 00:26:54,920 Kull dritt. 465 00:26:54,920 --> 00:26:59,390 Ejja tagħtiha wieħed aktar anke eżempju aktar redikoli. 466 00:26:59,390 --> 00:27:03,075 Siri, qaqoċċ temp armadillo hippopotamus New Haven? 467 00:27:03,075 --> 00:27:06,806 468 00:27:06,806 --> 00:27:08,400 >> Siri: Let me check fuq dan. 469 00:27:08,400 --> 00:27:11,280 Hawn dak li sibt fuq il-web għal dak l-qaqoċċ Armadillo 470 00:27:11,280 --> 00:27:13,780 hippopotamus New Haven. 471 00:27:13,780 --> 00:27:14,760 >> BRIAN SCASSELLATI: OK. 472 00:27:14,760 --> 00:27:20,400 Mela jekk jien marritx lil hinn biżżejjed bogħod minn dan il-mudell, 473 00:27:20,400 --> 00:27:24,365 Jien kapaċi li dan jiġi mħawwad għaliex l-ebda itwal jaqbel mal-mudell li għandu. 474 00:27:24,365 --> 00:27:27,370 475 00:27:27,370 --> 00:27:29,390 U li l-istatistika magna li kien qal, 476 00:27:29,390 --> 00:27:32,850 x'inhu l-probabbiltà li inti stajt ltqajna il-kliem hippopotamus u qaqoċċ 477 00:27:32,850 --> 00:27:34,440 flimkien, u Armadillo? 478 00:27:34,440 --> 00:27:36,050 Li ltqajna biex tkun xi ħaġa ġdida. 479 00:27:36,050 --> 00:27:38,840 480 00:27:38,840 --> 00:27:40,610 >> Allura dawn it-teknoloġiji nużaw kuljum. 481 00:27:40,610 --> 00:27:43,670 482 00:27:43,670 --> 00:27:47,800 Jekk irridu li jeħduhom pass wieħed aktar, għalkemm, jekk aħna fil-fatt 483 00:27:47,800 --> 00:27:53,930 tixtieq li tkun kapaċi jitkellmu dwar dak li hija li dawn is-sistemi qed jirrispondu għal, 484 00:27:53,930 --> 00:28:00,630 irridu nitkellmu, għal darb'oħra, dwar sett aktar fundamentali ta 'mistoqsijiet. 485 00:28:00,630 --> 00:28:05,370 U li l-tema fil-komunikazzjoni li nitolbu kwistjoni tweġib. 486 00:28:05,370 --> 00:28:07,028 Dan huwa, irridu nkunu kapaċi to-- yeah? 487 00:28:07,028 --> 00:28:07,944 UDJENZA: [inaudible]. 488 00:28:07,944 --> 00:28:10,789 489 00:28:10,789 --> 00:28:13,330 BRIAN SCASSELLATI: Do we nikseb fis latenti ipproċessar semantiku? 490 00:28:13,330 --> 00:28:14,070 Allura iva. 491 00:28:14,070 --> 00:28:17,820 Hemm ħafna affarijiet li huma jiġri taħt il-wiċċ ma Siri 492 00:28:17,820 --> 00:28:20,210 u f'xi wħud mill-eżempji Jien ser nuruk jmiss 493 00:28:20,210 --> 00:28:22,610 fejn hemm pjuttost ftit f'termini tal-istruttura 494 00:28:22,610 --> 00:28:25,260 ta 'dak li qed tgħid li l-importanti. 495 00:28:25,260 --> 00:28:31,890 U, fil-fatt, li l-kbir prekursur għall-slide li jmiss għalija. 496 00:28:31,890 --> 00:28:35,110 >> Allura bl-istess mod li tagħna diskors rikonoxximent ġiet mibnija 497 00:28:35,110 --> 00:28:39,620 ta 'saffi multipli, jekk irridu li jifhmu dak li huwa li attwalment 498 00:28:39,620 --> 00:28:44,620 being said, aħna qed tmur biex mill-ġdid jiddependu fuq analiżi multi-saff 499 00:28:44,620 --> 00:28:47,020 tat-test li l-jiġu rikonoxxuti. 500 00:28:47,020 --> 00:28:52,560 Allura meta Siri huwa attwalment kapaċi jiġifieri, tħares sibt dawn il-kliem. 501 00:28:52,560 --> 00:28:55,230 Issa x'għandi nagħmel magħhom? 502 00:28:55,230 --> 00:28:59,110 L-ewwel komponent hu spiss biex jgħaddu u jippruvaw janalizzaw 503 00:28:59,110 --> 00:29:03,010 l-istruttura tas-sentenza. 504 00:29:03,010 --> 00:29:05,410 U f'liema Rajna fl-iskola grad, spiss, 505 00:29:05,410 --> 00:29:08,920 bħala tip ta 'diagramming sentenzi, aħna qed tmur 506 00:29:08,920 --> 00:29:12,774 biex jirrikonoxxu li ċerti kelmiet għandhom ċerti rwoli. 507 00:29:12,774 --> 00:29:13,440 Dawn huma nomi. 508 00:29:13,440 --> 00:29:14,231 Dawn huma pronomi. 509 00:29:14,231 --> 00:29:16,200 Dawn huma verbi. 510 00:29:16,200 --> 00:29:19,460 U aħna qed tmur biex jirrikonoxxu li għal grammatika partikolari, 511 00:29:19,460 --> 00:29:24,700 f'dan il-każ grammatika Ingliża, hemm modi validi li fih nista jgħaqqdu lilhom 512 00:29:24,700 --> 00:29:26,280 u modi oħra li ma jkunux validi. 513 00:29:26,280 --> 00:29:29,920 514 00:29:29,920 --> 00:29:33,870 >> Li r-rikonoxximent, dik l-istruttura, jista 'jkun biżżejjed biex jgħinu jiggwidaw lilna 515 00:29:33,870 --> 00:29:36,720 ftit. 516 00:29:36,720 --> 00:29:39,820 Iżda mhux pjuttost biżżejjed għalina biex tkun tista 'tagħti 517 00:29:39,820 --> 00:29:43,290 xi tifsira għal dak li jkun intqal hawn. 518 00:29:43,290 --> 00:29:46,615 Biex tagħmel dan, aħna ser jkollhom jiddependu fuq xi ammont ta 'ipproċessar semantiku. 519 00:29:46,615 --> 00:29:49,590 520 00:29:49,590 --> 00:29:55,080 Dan huwa, aħna qed tmur biex ikollhom ifittxu fil taħt liema kull waħda minn dawn il-kliem 521 00:29:55,080 --> 00:29:57,400 fil-fatt twettaq bħala tifsira. 522 00:29:57,400 --> 00:30:01,150 U fil-eħfef mod ta 'kif isir dan, aħna qed tmur biex jassoċjaw ma 'kull kelma 523 00:30:01,150 --> 00:30:06,930 li nafu funzjoni partikolari, trasformazzjoni ċert li hija 524 00:30:06,930 --> 00:30:09,300 tippermetti li jiġri. 525 00:30:09,300 --> 00:30:14,470 >> F'dan il-każ, nistgħu tikketta l kelma "John" bħala isem proprju, 526 00:30:14,470 --> 00:30:18,160 li jġorr miegħu identità. 527 00:30:18,160 --> 00:30:21,530 U nistgħu tikketta "Mary" bħala l-istess mod. 528 00:30:21,530 --> 00:30:27,900 Billi verb bħal "iħobb," li tikkostitwixxi relazzjoni partikolari 529 00:30:27,900 --> 00:30:31,582 li aħna qed kapaċi li jirrappreżenta. 530 00:30:31,582 --> 00:30:33,290 Issa, dan ma jfissirx li aħna nifhmu 531 00:30:33,290 --> 00:30:37,680 dak imħabba hija iżda biss li aħna nifhmu fil-mod ta 'sistema simboliku. 532 00:30:37,680 --> 00:30:40,480 Dan huwa, nistgħu tikketta u timmanipula dan. 533 00:30:40,480 --> 00:30:44,230 534 00:30:44,230 --> 00:30:49,120 >> Ma 'kull wieħed minn dawn it-tipi ta' approċċi, kull tip ta 'pproċessar semantiku 535 00:30:49,120 --> 00:30:57,060 hawn se jeħtieġu ftit daqsxejn ta 'għarfien u ħafna xogħol 536 00:30:57,060 --> 00:30:59,020 min-naħa tagħna. 537 00:30:59,020 --> 00:31:03,590 Aħna m'għadhomx fil-qasam fejn istatistika biss sempliċi 538 00:31:03,590 --> 00:31:07,320 ser ikunu biżżejjed għalina. 539 00:31:07,320 --> 00:31:11,330 Issa, sabiex imur minn dan il-punt li jkunu 540 00:31:11,330 --> 00:31:15,520 kapaċi jitkellmu dwar il-ġewwa ta ' dak li verament jiġri hawn, 541 00:31:15,520 --> 00:31:19,640 li jkunu kapaċi li jimmanipulaw dan istruttura u jifhmu mistoqsija 542 00:31:19,640 --> 00:31:23,160 u mbagħad jkunu jistgħu biex joħorġu u tfittxija, 543 00:31:23,160 --> 00:31:27,290 li teħtieġ aktar mudell konjittivi kumpless. 544 00:31:27,290 --> 00:31:34,880 >> Il-mod li bih dawn is-sistemi huma mibnija huwa għall-aktar parti ħafna, ħafna xogħol 545 00:31:34,880 --> 00:31:36,350 intensiv. 546 00:31:36,350 --> 00:31:39,490 Dawn jinvolvu bnedmin infiq ħafna 547 00:31:39,490 --> 00:31:44,100 ta 'żmien istrutturar-modi li li dawn it-tipi ta 'sentenzi 548 00:31:44,100 --> 00:31:47,270 jistgħu jkunu rappreżentati f'xi loġika. 549 00:31:47,270 --> 00:31:51,639 550 00:31:51,639 --> 00:31:53,430 Jiġrilha anki ftit aktar kumplessi, għalkemm. 551 00:31:53,430 --> 00:31:56,400 552 00:31:56,400 --> 00:31:59,660 >> Anke ladarba konna trattati ma semantika, aħna ser 553 00:31:59,660 --> 00:32:03,860 xorta għandek tfittex fil- pragmatics ta 'dak li jkun intqal. 554 00:32:03,860 --> 00:32:08,620 Dan huwa, kif nista jirrelataw il-kliem li għandi xi ħaġa fiżikament out 555 00:32:08,620 --> 00:32:12,054 hemm fid-dinja jew fuq inqas xi sors ta 'informazzjoni 556 00:32:12,054 --> 00:32:12,970 li I tista 'timmanipola? 557 00:32:12,970 --> 00:32:15,780 558 00:32:15,780 --> 00:32:20,790 >> Kultant, dawn iwasslu għal bits isbaħ ta 'ambigwità. 559 00:32:20,790 --> 00:32:24,470 "Red hot star Wed astronomu." 560 00:32:24,470 --> 00:32:25,630 KOLLOX SEW. 561 00:32:25,630 --> 00:32:28,540 Issa, naqraw li bħala l- tip umoristiċi tal headline 562 00:32:28,540 --> 00:32:34,690 li aħna se tara fuq it-TV bil-lejl tard għaliex aħna ma jinterpretaw "star" 563 00:32:34,690 --> 00:32:38,630 li għandhom tifsira korp ċelesti. 564 00:32:38,630 --> 00:32:43,390 Aħna nafu li dan ifisser l-aktar attur komuni jew attriċi 565 00:32:43,390 --> 00:32:45,240 b'ammonti għoljin ta 'viżibilità. 566 00:32:45,240 --> 00:32:47,770 567 00:32:47,770 --> 00:32:51,950 >> "Squad jgħin vittma gidma kelb." 568 00:32:51,950 --> 00:32:55,550 Huwa minnu li l-iskwadra hija attwalment hemmhekk tassisti kelb 569 00:32:55,550 --> 00:32:59,620 li jmorru madwar u gdim vittmi? 570 00:32:59,620 --> 00:33:02,380 Jew hija li kien hemm individwu li kien 571 00:33:02,380 --> 00:33:04,625 bitten minn kelb li hemm bżonn xi għajnuna? 572 00:33:04,625 --> 00:33:07,650 573 00:33:07,650 --> 00:33:11,480 Just mill tħares lejn l-sintassi u l-semantika tas-sentenzi, 574 00:33:11,480 --> 00:33:14,660 aħna ma tistax tistabbilixxi li. 575 00:33:14,660 --> 00:33:22,000 >> "Helicopter mħaddem minn dubbien tal-bniedem." 576 00:33:22,000 --> 00:33:27,330 Hemm, fil-fatt, attwali affarijiet ftit jtajru madwar li 577 00:33:27,330 --> 00:33:34,510 huma nies ġwienaħ motorizzazzjoni ħelikopters għall-ġid tal-umanità? 578 00:33:34,510 --> 00:33:38,960 Jew hemm apparat mekkaniku wieħed li joħroġ qawwa tiegħu minn persuna? 579 00:33:38,960 --> 00:33:41,600 580 00:33:41,600 --> 00:33:46,500 >> Meta nħarsu lejn kwistjoni sistemi tweġib, 581 00:33:46,500 --> 00:33:51,110 dawn huma l-saffi li għandna bżonn biex jittrattaw. 582 00:33:51,110 --> 00:33:54,890 Issa, l-aħjar u l-aktar tip ta prevalenti ta 'dawn is-sistemi 583 00:33:54,890 --> 00:34:00,640 illum huma kapaċi li jagħmlu affarijiet fuq livell li huma 584 00:34:00,640 --> 00:34:05,050 ferm lil hinn minn dak li kellna 10 snin ilu. 585 00:34:05,050 --> 00:34:08,210 Hawn wieħed mill-aħjar sistemi li hemmhekk illum. 586 00:34:08,210 --> 00:34:10,519 U dan hija sistema minn IBM imsejħa Watson. 587 00:34:10,519 --> 00:34:13,040 588 00:34:13,040 --> 00:34:15,500 Dan huwa mill-ħbieb tagħna fil IBM. 589 00:34:15,500 --> 00:34:19,810 Dan huwa l-banek Katherine, Jia Chen, u Prixxilla Moraes tagħtina 590 00:34:19,810 --> 00:34:26,323 dimostrazzjoni ta Watson bieraħ fil IBM Yorktown. 591 00:34:26,323 --> 00:34:26,989 [Daqq video] 592 00:34:26,989 --> 00:34:27,690 -Kif int? 593 00:34:27,690 --> 00:34:30,600 594 00:34:30,600 --> 00:34:31,980 >> -Jiena tajba. 595 00:34:31,980 --> 00:34:35,429 I am dejjem kuntenti meta I am ħsieb, speċjalment meta I 596 00:34:35,429 --> 00:34:38,920 jistgħu jibqgħu jibred f'dawn il-kmamar server. 597 00:34:38,920 --> 00:34:40,170 -Min Hija attriċi favoriti tiegħek? 598 00:34:40,170 --> 00:34:43,870 599 00:34:43,870 --> 00:34:47,555 >> Attriċi favoriti -My Angelina Jolie kif Lara Croft 600 00:34:47,555 --> 00:34:54,800 fil Raider Tomb minħabba oriġinali tagħha forma kien bħala karattru virtwali bħali. 601 00:34:54,800 --> 00:34:56,760 >> -Kif Watson jista jgħin lill-pazjenti? 602 00:34:56,760 --> 00:34:59,700 603 00:34:59,700 --> 00:35:03,755 >> -Il-Pjan għall-pazjenti għall ikollhom aċċess għal Watson direttament? 604 00:35:03,755 --> 00:35:08,050 Aċċess għall konsulenza Watson applikazzjonijiet se jvarjaw minn każ użu. 605 00:35:08,050 --> 00:35:12,630 Iżda bħalissa, Watson se tipprovdi biss dijanjosi u trattament possibbli 606 00:35:12,630 --> 00:35:14,725 għażliet għall professjonist mediku. 607 00:35:14,725 --> 00:35:17,680 Fejn xieraq, il-pazjenti jistgħu jipprovdu informazzjoni 608 00:35:17,680 --> 00:35:21,210 li Watson, forsi permezz ta ' interface web portal, pillola, 609 00:35:21,210 --> 00:35:23,500 jew saħansitra mowbajl. 610 00:35:23,500 --> 00:35:27,180 Per eżempju, pazjent jista 'jkun mitluba li jiddeskrivu s-sintomi tagħhom 611 00:35:27,180 --> 00:35:30,460 fil-lingwa naturali direttament f'soluzzjoni Watson, 612 00:35:30,460 --> 00:35:34,050 tgħin lit-tabib li tiffoka fuq dijanjosi u mhux ġbir tad-data. 613 00:35:34,050 --> 00:35:38,379 614 00:35:38,379 --> 00:35:42,716 >> -Min Maqtul Abraham Lincoln? 615 00:35:42,716 --> 00:35:46,153 >> -John Wilkes Booth. 616 00:35:46,153 --> 00:35:52,373 >> -In Dak sena għamlet il Arizona Diamondbacks jirbħu l-World Series? 617 00:35:52,373 --> 00:35:55,295 >> -2001. 618 00:35:55,295 --> 00:35:58,710 >> [END Daqq] 619 00:35:58,710 --> 00:36:01,610 >> BRIAN SCASSELLATI: So dawn it-tipi ta 'sistemi 620 00:36:01,610 --> 00:36:07,430 jkollhom jiddependu fuq l-ewwel nett jirrikonoxxi l diskors; tieni, 621 00:36:07,430 --> 00:36:12,200 dan jinbidel sinifikanti intern rappreżentazzjoni; u mbagħad, it-tielet, 622 00:36:12,200 --> 00:36:17,090 tkun tista 'tmur out u jsibu l-sors ta 'informazzjoni li 623 00:36:17,090 --> 00:36:21,140 jippermettilhom li twieġeb din id-domanda. 624 00:36:21,140 --> 00:36:27,320 Dan il-livell ta 'kumplessità jinvolvi l-istess tipi ta 'affarijiet programmatiċi 625 00:36:27,320 --> 00:36:31,790 li ġejt tagħmel f'settijiet problema. 626 00:36:31,790 --> 00:36:38,000 >> Aħna kapaċi li parse talbiet HTTP fil l-istess tip ta 'mudell ta' livell baxx 627 00:36:38,000 --> 00:36:40,810 tqabbil li ELIZA tista 'tagħmel. 628 00:36:40,810 --> 00:36:45,070 Aħna jista 'jikkonverti dawk fi rappreżentazzjoni intern, 629 00:36:45,070 --> 00:36:50,360 u mbagħad jużawhom għall-mistoqsija xi database esterna, possibilment bl-użu SQL. 630 00:36:50,360 --> 00:36:53,530 631 00:36:53,530 --> 00:36:56,260 Kollha tas-sistemi li qed jinbnew illum 632 00:36:56,260 --> 00:37:00,520 biex jagħmlu dan it-tip ta 'naturali komunikazzjoni lingwa 633 00:37:00,520 --> 00:37:04,100 Qed jinbnew fuq dawn l-istess prinċipji. 634 00:37:04,100 --> 00:37:09,530 >> Issa, anki sistema bħal Watson mhijiex kumplessa biżżejjed 635 00:37:09,530 --> 00:37:14,820 li tkun kapaċi twieġeb arbitrarja mistoqsijiet dwar kull suġġett. 636 00:37:14,820 --> 00:37:20,060 U fil-fatt, dawn għandhom ikunu strutturata fi ħdan domain partikolari. 637 00:37:20,060 --> 00:37:24,440 Allura inti tista 'tmur online u inti tista' ssib verżjonijiet tal Watson li joperaw tajjeb 638 00:37:24,440 --> 00:37:27,700 fi informatika mediċi. 639 00:37:27,700 --> 00:37:31,490 Jew hemm online wieħed li biss jittratta mal-mod kif 640 00:37:31,490 --> 00:37:34,540 li jagħmel rakkomandazzjonijiet tajbin dwar dak birra se jmorru magħhom ikel. 641 00:37:34,540 --> 00:37:37,060 642 00:37:37,060 --> 00:37:41,870 U fi ħdan dawk id-dominji, jista twieġeb mistoqsijiet, 643 00:37:41,870 --> 00:37:46,130 ssib l-informazzjoni li hemm bżonn. 644 00:37:46,130 --> 00:37:48,270 >> Imma inti ma tistax ħawwad u jitqabblu. 645 00:37:48,270 --> 00:37:53,150 Is-sistema li kien imħarrġa mad-database ta 'ikel u birra 646 00:37:53,150 --> 00:37:56,830 ma jaħdimx tajjeb meta f'daqqa waħda poġġih fil mal-informatika medika 647 00:37:56,830 --> 00:37:59,770 database. 648 00:37:59,770 --> 00:38:05,680 Għalhekk anki aħjar sistemi tagħna llum jiddependu fuq livell ta 'pproċessar 649 00:38:05,680 --> 00:38:11,570 li aħna kodifikazzjoni idejn u bini fl-infrastruttura sabiex 650 00:38:11,570 --> 00:38:13,275 biex jagħmlu din ir-run-sistema. 651 00:38:13,275 --> 00:38:16,360 652 00:38:16,360 --> 00:38:20,710 >> Issa, l-aħħar tema Irrid biex ikunu jistgħu jiksbu l-lum 653 00:38:20,710 --> 00:38:23,960 huwa dwar komunikazzjoni nonverbal. 654 00:38:23,960 --> 00:38:29,290 Massa kbir ta 'informazzjoni li nikkomunikaw ma 'xulxin 655 00:38:29,290 --> 00:38:35,490 ma jaqax dwar permezz tal- kliem individwali li aħna qed japplikaw. 656 00:38:35,490 --> 00:38:40,290 Hija għandha tagħmel ma 'affarijiet bħal prossimità, gaze, ton tal-vuċi tiegħek, 657 00:38:40,290 --> 00:38:42,270 inflessjoni tiegħek. 658 00:38:42,270 --> 00:38:46,620 U li l-komunikazzjoni hija wkoll xi ħaġa li interfaces differenti ħafna 659 00:38:46,620 --> 00:38:49,960 kura ħafna dwar. 660 00:38:49,960 --> 00:38:51,500 Mhuwiex dak Siri cares dwar. 661 00:38:51,500 --> 00:38:56,250 I tista 'titlob xi ħaġa Siri fil b'vuċi waħda jew fil-ton differenti tal-vuċi, 662 00:38:56,250 --> 00:38:59,840 u Siri għaddej biex agħtini l-istess risposta. 663 00:38:59,840 --> 00:39:05,260 Iżda li mhux dak li aħna jibnu għall tipi oħrajn ta 'interfaces. 664 00:39:05,260 --> 00:39:09,120 >> Irrid li jintroduċu inti issa għal waħda mill-robots. 665 00:39:09,120 --> 00:39:12,720 Dan kien mibni mill żmien twil tiegħi ħabib u kollega Cynthia 666 00:39:12,720 --> 00:39:16,010 Breazeal u l-kumpanija tagħha Jibo. 667 00:39:16,010 --> 00:39:20,090 U dan robot-- aħna qed tmur li jkollhom voluntiera koppja 668 00:39:20,090 --> 00:39:22,520 toħroġ biex jinteraġixxu ma 'dan. 669 00:39:22,520 --> 00:39:26,200 So nista 'jkollhom żewġ persuni lesti jilagħbu bil-robot għalija? 670 00:39:26,200 --> 00:39:29,936 Għaliex ma inti tidħol fuq up, u għaliex ma inti tidħol fuq up. 671 00:39:29,936 --> 00:39:31,310 Jekk youd jissieħbu me up here, jekk jogħġbok. 672 00:39:31,310 --> 00:39:36,520 673 00:39:36,520 --> 00:39:39,670 >> U jekk I jistgħu jkollhom inti jiġu dritt fuq hawn. 674 00:39:39,670 --> 00:39:40,170 Grazzi. 675 00:39:40,170 --> 00:39:40,480 Hi. 676 00:39:40,480 --> 00:39:41,400 >> Alfredo: Nizza biex jissodisfaw inti. 677 00:39:41,400 --> 00:39:42,010 Alfredo. 678 00:39:42,010 --> 00:39:42,520 >> BRIAN SCASSELLATI: Alfredo. 679 00:39:42,520 --> 00:39:43,146 >> RACHEL: Rachel. 680 00:39:43,146 --> 00:39:44,228 BRIAN SCASSELLATI: Rachel. 681 00:39:44,228 --> 00:39:45,154 Nizza biex jissodisfaw inti kemm. 682 00:39:45,154 --> 00:39:46,820 Alfredo, jien ser ikollhom inti tmur l-ewwel. 683 00:39:46,820 --> 00:39:47,990 Come dritt up here. 684 00:39:47,990 --> 00:39:51,870 Jien ser tintroduċi you-- jekk nista 'nikseb dan off 685 00:39:51,870 --> 00:39:58,450 mingħajr iħabbtu l microphone-- għal robot ftit jismu Jibo. 686 00:39:58,450 --> 00:40:00,140 KOLLOX SEW? 687 00:40:00,140 --> 00:40:04,260 >> Issa, Jibo hija mfassla biex tkun interattiva. 688 00:40:04,260 --> 00:40:09,339 U għalkemm jista 'jtik diskors, ħafna mill-interazzjoni mal-robot 689 00:40:09,339 --> 00:40:09,880 huwa nonverbal. 690 00:40:09,880 --> 00:40:12,450 691 00:40:12,450 --> 00:40:17,070 Alfredo, jien ser jgħidlek biex ngħid xi ħaġa sabiħa u kumplimentari 692 00:40:17,070 --> 00:40:19,554 l-robot, jekk jogħġbok. 693 00:40:19,554 --> 00:40:20,845 Alfredo: Naħseb li inti tfittex ħelu. 694 00:40:20,845 --> 00:40:24,114 695 00:40:24,114 --> 00:40:25,611 >> [ĦOSS whirring] 696 00:40:25,611 --> 00:40:26,192 697 00:40:26,192 --> 00:40:27,108 BRIAN SCASSELLATI: OK. 698 00:40:27,108 --> 00:40:30,110 699 00:40:30,110 --> 00:40:33,180 Risposta tagħha mhuwiex verbali. 700 00:40:33,180 --> 00:40:35,180 U għadhom taw inti kemm rikonoxximent ċar 701 00:40:35,180 --> 00:40:39,680 li kien sema dak li qal u wkoll b'xi mifhum li. 702 00:40:39,680 --> 00:40:40,530 KOLLOX SEW? 703 00:40:40,530 --> 00:40:42,070 Pass lura d-dritt hawn għat-tieni waħda. 704 00:40:42,070 --> 00:40:43,130 Grazzi. 705 00:40:43,130 --> 00:40:44,090 >> Rachel, jekk inti se. 706 00:40:44,090 --> 00:40:46,070 Issa, jien ser jagħti inti l-impjieg aktar diffiċli. 707 00:40:46,070 --> 00:40:48,361 Jekk youd toqgħod dritt hawn, back up biss ftit hekk 708 00:40:48,361 --> 00:40:50,280 nistgħu nibdew inti fuq camera u ħarsa b'dan il-mod. 709 00:40:50,280 --> 00:40:56,840 Jien ser jgħidlek biex ngħid xi ħaġa verament tfisser u diżgustanti mal-robot. 710 00:40:56,840 --> 00:41:02,900 >> RACHEL: What inti biss deher tagħmel kien kompletament assurda. 711 00:41:02,900 --> 00:41:03,840 >> [Humming ĦOSS] 712 00:41:03,840 --> 00:41:07,610 713 00:41:07,610 --> 00:41:09,030 >> Dan kien saħansitra aktar assurda. 714 00:41:09,030 --> 00:41:10,120 X'qed jiġri miegħek? 715 00:41:10,120 --> 00:41:13,487 716 00:41:13,487 --> 00:41:16,207 Aw, ma iħossuhom ħażin. 717 00:41:16,207 --> 00:41:17,040 I ser jagħtuk tgħanniqa. 718 00:41:17,040 --> 00:41:19,882 719 00:41:19,882 --> 00:41:21,090 BRIAN SCASSELLATI: Kull dritt. 720 00:41:21,090 --> 00:41:22,280 Grazzi, Rachel. 721 00:41:22,280 --> 00:41:24,565 Alfredo, Rachel, guys grazzi ħafna. 722 00:41:24,565 --> 00:41:26,840 >> [Applause] 723 00:41:26,840 --> 00:41:28,660 724 00:41:28,660 --> 00:41:34,470 >> Allura dan it-tip ta 'interazzjoni għandha fil F'ħafna modi xi wħud mill-istess regoli 725 00:41:34,470 --> 00:41:36,950 u xi wħud mill-istess istruttura kif dak li aħna 726 00:41:36,950 --> 00:41:39,950 jista 'jkollhom fl-interazzjoni lingwistika. 727 00:41:39,950 --> 00:41:44,530 Huwa kemm komunikattivi u jservi għal skop importanti. 728 00:41:44,530 --> 00:41:48,590 U li l-interazzjoni, fil F'ħafna modi, huwa mfassal 729 00:41:48,590 --> 00:41:52,890 li jkollhom effett partikolari fuq il- persuna interazzjoni ma jew jisimgħu 730 00:41:52,890 --> 00:41:54,410 l-robot. 731 00:41:54,410 --> 00:41:56,450 >> Issa, jien xortik tajba biżżejjed li jkollhom Jibo hawn illum. 732 00:41:56,450 --> 00:42:00,550 Sam Spaulding huwa hawnhekk tgħin us out mal-robot. 733 00:42:00,550 --> 00:42:07,470 U jien ser jistaqsu Sam biex jagħtu us waħda demo sbieħ ta 'Jibo żfin 734 00:42:07,470 --> 00:42:09,720 li nistgħu watch fl-aħħar hawn. 735 00:42:09,720 --> 00:42:10,590 Allura aqbad, Jibo. 736 00:42:10,590 --> 00:42:11,550 >> SAM: OK, Jibo. 737 00:42:11,550 --> 00:42:14,430 Juruna jiċċaqlaq żfin tiegħek. 738 00:42:14,430 --> 00:42:17,310 >> [Daqq tal-mużika] 739 00:42:17,310 --> 00:42:43,114 740 00:42:43,114 --> 00:42:44,780 BRIAN SCASSELLATI: Id-dritt, kulħadd. 741 00:42:44,780 --> 00:42:46,865 Grazzi lill-ħbieb tagħna fil Jibo. 742 00:42:46,865 --> 00:42:49,426 >> [Applause] 743 00:42:49,426 --> 00:42:50,140 744 00:42:50,140 --> 00:42:54,990 >> U grazzi lill-ħbieb tagħna fil IBM biex jgħin aujourd'hui. 745 00:42:54,990 --> 00:42:57,300 Komunikazzjoni hija xi ħaġa li int ser 746 00:42:57,300 --> 00:43:02,280 biex tara ġejjin up aktar u aktar bħala nibnu interfaces aktar kumplessi. 747 00:43:02,280 --> 00:43:05,760 Ġimgħa d-dieħla, aħna ser jkun jitkellem dwar kif interface 748 00:43:05,760 --> 00:43:08,890 avversarji tal-kompjuter fil-logħob. 749 00:43:08,890 --> 00:43:12,950 Imma jekk għandek xi mistoqsijiet dwar dan, I ser tkun madwar fi ħinijiet tal-uffiċċju tonight. 750 00:43:12,950 --> 00:43:17,610 Ninsab kuntenta li jitkellem miegħek dwar AI suġġetti jew li jsibu rwieħhom f'aktar dettall. 751 00:43:17,610 --> 00:43:18,927 Have a weekend kbir. 752 00:43:18,927 --> 00:43:21,409 >> [Applause] 753 00:43:21,409 --> 00:43:21,909 754 00:43:21,909 --> 00:43:26,141 [Daqq tal-mużika] 755 00:43:26,141 --> 00:46:42,879