Subject:
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Re: Nic_1
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Newsgroups:
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lugnet.robotics
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Date:
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Fri, 10 Feb 2006 11:45:54 GMT
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Viewed:
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1681 times
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In lugnet.robotics, Claude Baumann wrote:
> If you want to see Nic_1, a sound following robot, go to
> http://www.convict.lu/Jeunes/ultimate_stuff/Nic_1.htm
>
> Nic_1 runs a program on the RCX that first samples two RCX sensor input ports at
> 36000 Hz (there is no mistake here !) to receive 300 samples from both
> microphone channels. Then the program operates a fast and simplified
> cross-correlation, yielding the phase-lag between both audio-signals. This value
> is used to indicate the direction towards which Nic_1 is supposed to turn. The
> program prunes erroneous values that might appear due to room reverberation. The
> program was written with Ultimate ROBOLAB.
>
> The video shows Nic_1 whilst tracking radio-music. It also could be a music
> instrument or a human voice.
>
> Enjoy.
A robot that follows Kelly Clarkson around! Now that's the kind of computing
that I can really get into.
Thomas
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Message is in Reply To:
 | | Nic_1
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| If you want to see Nic_1, a sound following robot, go to (URL) runs a program on the RCX that first samples two RCX sensor input ports at 36000 Hz (there is no mistake here !) to receive 300 samples from both microphone channels. Then the program (...) (19 years ago, 10-Feb-06, to lugnet.robotics)
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