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@bmts.NOMORESPAMcom>
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Viewed:
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684 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: ![](/news/x.gif) | | 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 (22 years ago, 26-Jun-02, to lugnet.robotics)
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Message is in Reply To:
![](/news/x.gif) | | 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 (...) (22 years ago, 26-Jun-02, to lugnet.robotics)
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24 Messages in This Thread: ![Rover Programming -lego-robotics@crynwr.com (Jonathan Spitz) (10-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Steve Baker) (9-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/68.gif) ![Re: Rover Programming -Ian Warfield (11-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Rover Programming -Jason Hensler (11-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Jonathan Spitz) (11-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Simon Brooke) (24-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Steve Baker) (26-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Simon Brooke) (26-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Steve Baker) (27-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Dead reckoning (was Re: Rover Programming) -lego-robotics@crynwr.com (Simon Brooke) (27-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: Dead reckoning (was Re: Rover Programming) -Gareth Bestor (27-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Dead reckoning (was Re: Rover Programming) -lego-robotics@crynwr.com (Steve Baker) (28-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: Dead reckoning (was Re: Rover Programming) -lego-robotics@crynwr.com (Steve Baker) (28-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Dead reckoning (was Re: Rover Programming) -lego-robotics@crynwr.com (Simon Brooke) (28-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Dead reckoning (was Re: Rover Programming) -lego-robotics@crynwr.com (Jona) (28-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: Rover Programming -David Martineau (27-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Simon Brooke) (27-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/x.gif) ![](/news/268.gif) ![You are here](/news/here.gif) ![](/news/46.gif) ![RE: Rover Programming -Ralph Hempel (26-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![OT word definition... (was Re: Rover Programming) -lego-robotics@crynwr.com (Baha Baydar) (26-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: OT word definition... (was Re: Rover Programming) -Larry Pieniazek (26-Jun-02 to lugnet.robotics, lugnet.off-topic.fun)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Steve Baker) (27-Jun-02 to lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: Rover Programming -lego-robotics@crynwr.com (Jonathan Spitz) (27-Jun-02 to lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: Rover Programming -Rob Hendrix (27-Jun-02 to lugnet.robotics)](/news/x.gif)
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