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 Organizations / Canada / rtlToronto / 4505
4504  |  4506
Subject: 
Re: I need to score.....
Newsgroups: 
lugnet.org.ca.rtltoronto
Date: 
Tue, 28 May 2002 04:07:48 GMT
Viewed: 
492 times
  
For EACH robot:
0 points by default
1 point for touching the flag.  That means you have to at least cross or
extend something to touch the flag.
1 point for lifting the flag.

That way, a robot that crosses and lifts still gets 2, yet in situation
between Robot X (a poorly built one that can't even cross) and Robot Y (an
unreliable robot that can cross but can't repeatedly lift the flag), Y • gets
to lift the flag and still get a point for making the effort.

So then one can build a folding 'flail' of some sort that can reach from the
starting position to the flag on the other end. As soon as the round  begins
the flail (with a battery box at the end for an added kick) will start
rotating violently, undoubtedly knocking over the flag - scoring 1 "effort"
point for touching the flag. And since the flag is no longer dead-center on
the middle table it is highly unlikely for the other bot to even score the
touch point, let alone lift the flag.
1 - 0 battery-box flail wins.

IMHO this competition should be more of a CTF-drug race-with obstacles,
rather than another rtl10 stationary bot showdown. So I feel the bots should
not be allowed to grab the flag from the starting table. It should be
necessary to cross the gap (any means possible, doesn't have to be a bridge)
before any attempts to lift the flag are made.

This is how I see the scoring:

First bot to cross the gap: +1 pts
Bot successfully makes it to the other table +1 pt
Bot lifts the flag +2 pts
Bot knocks the flag over or pushes it off the table: -2 pts

Minimum score for a round - 0
Round is over when the flag is either lifted or knocked off, or in an odd
case when neither of the bots can cross the gap/find the flag. (maybe a ~3-4
min time limit?)

This way we reward fast, but yet accurate and smart bots. A bot that speeds
through the gap and accidentally full-throttles into the flag w/o detecting
it, will lose (1-0) to a bot that simply crosses the gap. Or they can tie
(0-0) if the 2nd bot never makes it over the gap.
Some of the other scenarios:
1st to cross and picks up the flag - such complete domination is rewarded by
generous 3 (4-1) or even 4 (4-0, 2nd bot doesn't cross) point lead.
2nd to cross, but still picks up the flag - since picking up the flag is the
main priority this is a mere win (3-2)

I think this works out quite fair for a 'mobile bots' competition when you
consider that, successfully picking up the flag should be the far most
priority, yet speed and precision is also to be rewarded.

My 2 bits

Ivan



Message has 1 Reply:
  Re: I need to score.....
 
(...) I'm of the belief that the flag should be in a known (read, center of center island) place. Iain brought up a very good point, which is that no one really knows how to do search and destroy very well at all. Considering the size of the table, (...) (22 years ago, 28-May-02, to lugnet.org.ca.rtltoronto)

Message is in Reply To:
  Re: I need to score.....
 
(...) Existing rtlToronto scoring has usually been: For BOTH robots: 0 points for the loser 1 point each for a tie 2 points for the winner ridicule for anyone showing up wearing a double windsor. One possible case is where a robot A goes across but (...) (22 years ago, 28-May-02, to lugnet.org.ca.rtltoronto)

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