Artificialintelligence人工智能(口语课)Nowadays,acomputercalledAlphaGobeatLeeSedol,amasteroftheancientChineseboardgameGo(围棋)fromKorea.Thefinalscoreis4:1.Asweallknow,Goisworld’shardestgame.It’sagiantleapforAIshowingthatmachinescanlearnandthinkontheirowninahumanway.AlphaGo’svictoryshockedexpertsinAIcommunityandtheworld.I’mtheI’mthewinnerwinner!!李世石(LeeSedol)AlphaGo（阿尔法狗）VS4:1MachineoverhumanHowdoesAlphaGowork??AlphaGousedreinforcementlearning(强化学习)andneuralnetworks(神经网络)tomimic(模拟)thelearningprogressofahumanbrain.Anditlearnsfromexperienceusingonlyrawdatainput.It’sreallyamazing!AlphaGoisAI!•Inbrief,AIistousecomputerstoanalog(模拟)andinsteadofhumanbrain.•Thecomputercannotonlyreplacesomeofthehumanbrainfunction,butexceedthehumanbraingreatlyinspeedandaccuracy.WhatisAI?Turingtest(图灵测试)AlanTuringcreatedTuringTestinresponsetothequestionof"Cancomputersthink?Acomputercanfoolpeople,peoplewhodon’tbelieveitisthemachine,thenitpassthetestandshouldbecalledintelligent.Haveyoueverseenthesemovies?Thesemoviesareallaboutartificialintelligence.Butthosearefiction,theyarebothhavetherobotcharacters.SoitmakesAIsoundalittlefictionaltous.Infact,AIisnotjustaboutrobots,itexistseverywhere.TARS(塔斯)Herearesomeexampleapplications:walkingRobots（行走机器人）Herearesomeexampleapplications:FaceRecognition（人脸识别）Herearesomeexampleapplications:TheapplicationofSiriassistantonApple'sIOSKivaintelligentstoragesystem(Kiva智能仓储系统)Herearesomeexampleapplications:Herearesomeexampleapplications:Google’sdriverlesscars(谷歌无人驾驶汽车)AIbenefitsusinthefollowingaspects:AIlikecomputersorrobotscanimproveproductivityandefficiency.Humanlaborsareliberatedfromdullordangerousjob.AIoffersmuchconveniencetohumanlifeandentertainsus.AIcanturnallhumandreamsintorealitywiththepromotionofscienceandtechnology.
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