新技術通過表情追蹤情感

　　7月6日CNN聽力：新技巧經由過程臉部臉色追蹤在線應用者情緒

　　Time for the Shoutout.

　　American scientist William James is known for hisresearch into what subject?

　　If you think you know it, shout it out.

　　Is it emotion, speech, reflex or biology?

　　You've got three seconds.Go.

　　The philosopher and psychologist William James isknown for his theories surrounding emotion.

　　That's your answer and that's your Shoutout.

　　We've talked before how Internet companies like Google and social media sites like Facebookuse the sites you visit and the subjects you like to help advertisers reach you.

　　It's called data mining.

　　One thing that's new, technology that allows some computers to track your emotions whileyou're online.

　　One thing that's not new, the privacy concerns.

　　This technology wants to know what you feel

　　At Affectiva, we develop emotionally intelligent computers.

　　So we use technology that can track your facial expressions and we map that into a number ofemotional states.

　　Essentially what the computer is doing is tracking your main feature points, like your eyes, yourmouth, your eyebrows.

　　So your technology, how can it know what I'm feeling?

　　What is it looking for?

　　We've amassed the world's largest emotion data repository, about seven billion emotion datapoints.

　　We've collected videos from over 75 countries of people responding to digital content and weuse that to train the computer to detect all sorts of different expressions, from enjoyment toconfusion, concentration.

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