Robot Mouth Simulates the Human Voice

By John Farrier in Science & Tech, Video Clips on Apr 19, 2010 at 6:00 pm


(YouTube Link)

Engineers at Kagawa University in Japan are developing a talking robotic version of the human mouth:

To enable the robot’s speaking abilities, engineers at Japan’s Kagawa University used an air pump, artificial vocal chords, a resonance tube, a nasal cavity, and a microphone attached to a sound analyzer as substitutes for human vocal organs. The robot not only talks, but it uses a learning algorithm to mimic the sounds of human speech. By inputting the voices of both hearing-impaired and non-hearing-impaired people into the microphone, researchers were able to plot the differences in sound on a map. During speech training, the robot “listens” to the subjects talk while comparing their pronunciation to that of subjects who are not hearing-impaired. The robot then generates a personalized visualization that allows subjects to adjust their pronunciation according to the target points on the speech map.

This video has already been used to create mashups currently circulating YouTube. In the links, you’ll find one that presents the robot mouth as Eduard Khil, the Trolololo guy.

Link | Robot Mouth as Trolololo Guy


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  1. otterly
    Apr 19th, 2010 at 6:50 pm

    Im not even gonna touch this one.. LMAO!

  2. Adi
    Apr 19th, 2010 at 6:54 pm

    Wow! This impresses me. Vowels are really complicated both in acoustics and production, and that thingy (although weird) makes recognizable vowel sounds. I’m in a speech science class right now, and I might show this to the professor. She’d be all over this.

  3. LisaL
    Apr 19th, 2010 at 7:14 pm

    It’s interesting, but still pretty darn creepy.

  4. werD
    Apr 19th, 2010 at 7:21 pm

    This will be in my nightmares.

  5. Frescolito
    Apr 19th, 2010 at 9:17 pm

    I second that.

  6. Percy
    Apr 19th, 2010 at 9:23 pm

    Blow-job robots, here we come!

  7. Number23
    Apr 19th, 2010 at 11:56 pm

    Again, what is this? I thought this was a sex-free site…..quit posting disturbing materials already!

  8. Felipe Venancio
    Apr 20th, 2010 at 5:54 am

    This is a perfect human voice imitating a donkey!!!!

  9. Max Power
    Apr 20th, 2010 at 6:26 am

    Seems legit to me.

  10. kgpelcz
    Apr 20th, 2010 at 6:42 am

    So disney-esque

  11. namowal
    Apr 20th, 2010 at 9:27 am

    The original is creepier than a bag of bugs, but the trololo version is pretty funny.
    Is there a Christian Bale Meltdown version?

  12. Kalel
    Apr 20th, 2010 at 9:58 am

    It makes me wonder about the directions robot evolution will take… more and more human, or just human enough to be practical?

    And I wonder if the ‘creepiness’ will factor into the evolution, in that we might not accept a robot who is nearly human, but off a bit.

  13. Splint Chesthair
    Apr 20th, 2010 at 12:39 pm

    @Kalel

    Can’t tell if you’re aware of the “Uncanny Valley” hypothesis. We like robots that clearly aren’t human and we’ll like robots that we can’t tell the difference, what we don’t like is robots that are very much like humans but not quite right.

  14. ted
    Apr 21st, 2010 at 6:18 am

    But does it swallow?


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