Subject:
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RE: Rover Programming
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Newsgroups:
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lugnet.robotics
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Date:
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Wed, 26 Jun 2002 13:45:33 GMT
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Reply-To:
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<RHEMPEL@BMTSavoidspam.COM>
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Viewed:
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2515 times
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Steve Baker Wrote:
> An alternative that I rather like is to allow OBSTACLE squares to gradually
> degrade into UNKNOWN status - and for UNKNOWN squares to gradually 'infect'
> adjacent EMPTY squares and make them UNKNOWN too. If you knew the rate at
> which your robot lost positional precision, you could control the rate of
> information destruction to match your worst estimates...no degradation
> when stationary, some degradation when moving in a straight line, more
> when turning - and a big chunk of degradation whenever you detect that
> you hit something.
I'm going to add a proviso here - when you hit something that you shouldn't
have hit!
Anyways, this is a very interesting idea, Steve. The bitmap analysis
is fine. I don't think any of us with kids and a reasonably large LEGO
collection even have an 8x8 foot clear area :-)
This definitely is worth expoling some more. I built a maze walker
using pbForth that navigated a maze on paper. Maybe we could extend the
idea a bit....
Cheers, Ralph
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Message has 1 Reply:
 | | RE: Rover Programming
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| (...) I meant to write: (...) I'm just making sure that nobody thinks expoling is an actual word. And if it was, I wonder what it would mean? Cheers, Ralph (24 years ago, 26-Jun-02, to lugnet.robotics)
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Message is in Reply To:
| | Re: Rover Programming
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| (...) Yep - VERY difficult. (...) It's *really* hard with any of the Lego Firmware options (eg NQC) because you can't access really large amounts of RAM. However, you could stand a chance with LegOS and GCC. (...) Unfortunately, you need THREE (...) (24 years ago, 26-Jun-02, to lugnet.robotics)
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