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-   -   Which Robot Do You Think should be King Of The Hill (http://www.chiefdelphi.com/forums/showthread.php?t=19708)

mtaman02 30-03-2003 21:59

Which Robot Do You Think should be King Of The Hill
 
Just out of Curiosity After myself seeing alot competitions and You the FIRST teams participating in them. Out of all the Robots this years teams made; Which Robot do you think should be King Of The Hill.

Chris 30-03-2003 22:03

45

Solace 30-03-2003 22:07

while we're on the topic, what other robots have effectively played that role at all?

I've only seen 229 work once, but I heard that they were having mechanical problems so they'll probably do better in the future.

I haven't seen 68 or 179, so I wouldn't know.

Are there any other teams out there that are even capable?

Gope 30-03-2003 22:24

I've seen almost every one in action and it's 111 hands down.





btw...KOH isn't even 111's main function, but they better at it than any of the major KOH bots out their

Harrison 30-03-2003 22:27

Anyone at the Canadian or Great Lakes Regionals?

*cough* 783 *cough*

Altho granted we didn't play many of the good teams at the GLR (*thanks "random" matches*)

JVN 30-03-2003 22:31

Quote:

Originally posted by Chris
45
Traitor!

I'd have to say either 111 or 45.
Both are beautiful machines.

AnimatorSarah 30-03-2003 22:35

I think our robot holds the hill well. We have the power to push just about anyone. Anyone out there seen us? 378. We've been to the Canadian and Cleveland regionals.

Mark Garver 30-03-2003 22:44

111 is definitely up there
 
111 is definitely at the top of my list for being one of the best robots to block other robots from getting to the top surface of the ramp. With out two robots actively seeking the top of the ramp, its hard for one robot to get it. I have been to both competitions that Wildstang has been this year and I keep hoping that a robot with a low enough CG rides up on them on top of the ramp. The ramp they deploy has to be at least a 45 degree angle relative to the carpet surface of the playing field. Great design!!! and good work on the GPS system you use!!!

Al Skierkiewicz 30-03-2003 23:14

Thanks everyone for the kind words. Unfortunately, being KOH isn't the only part of this competition. There are a lot of great robots out there this year. Team 101 Striker from St. Pat's has a little flying saucer that gave us a run for the money. If they were on first we couldn't get them off. Great driving as well.
As to "GPS" I wish! but no that is not what we use. Under the rules, no electronic component could be more that $100 dollars and we didn't see any GPS that cheap. Also we were unsure as to whether is would reliably read in proximity to all the metal of the robot or inside buildings. We struggled with a lot of ideas but fell back on Lego League experience and the simple approach. Know what way (and how much)you have turned and how far you have traveled and you will know where you are. Add to that a method of telling the robot where you want it to go and voila! it goes there. We are not the only ones using this method, many robots are looking at wheel rotation sensors and getting other feedback for positioning.

Mark Garver 30-03-2003 23:22

Quote:

Originally posted by Al Skierkiewicz
Thanks everyone for the kind words. Unfortunately, being KOH isn't the only part of this competition. There are a lot of great robots out there this year. Team 101 Striker from St. Pat's has a little flying saucer that gave us a run for the money. If they were on first we couldn't get them off. Great driving as well.
As to "GPS" I wish! but no that is not what we use. Under the rules, no electronic component could be more that $100 dollars and we didn't see any GPS that cheap. Also we were unsure as to whether is would reliably read in proximity to all the metal of the robot or inside buildings. We struggled with a lot of ideas but fell back on Lego League experience and the simple approach. Know what way (and how much)you have turned and how far you have traveled and you will know where you are. Add to that a method of telling the robot where you want it to go and voila! it goes there. We are not the only ones using this method, many robots are looking at wheel rotation sensors and getting other feedback for positioning.

It is still really cool!!

I know team 68 uses rotations as well. Have you guys discovered how to calculate if you lose traction or if you are being pushed? Are you monitoring voltage draw? Also why do you guys use two light sensors on the same wheel? Do you guys have a problem with feedback time and the processor processing it fast enough? I guess I am just full of question for team 111 tonight... lol Great Bot as always

Jnadke 31-03-2003 01:33

Quote:

Originally posted by Al Skierkiewicz
We struggled with a lot of ideas but fell back on Lego League experience and the simple approach. Know what way (and how much)you have turned and how far you have traveled and you will know where you are. Add to that a method of telling the robot where you want it to go and voila! it goes there. We are not the only ones using this method, many robots are looking at wheel rotation sensors and getting other feedback for positioning.

Yeah, but all that fancy equipment don't help a whole lot when you set the robot up backwards *grins*

Hehe... sorry, didn't mean any disrespect. For the people who don't know what I mean, in the semifinals of MR, Wildstangs bot ran straight into the midfield barrier during autonomous. I would assume they lined the bot up backwards so it thought it was going the other way...

IMO, it was this that allowed 16 to come back in the 2nd match and win.

tatsak42 31-03-2003 02:16

at the Silicon Valley reg.. I'd have to say cheesy poof was pretty good at being KoH. I didn't watch that many so I can't remember any others..

Eric Bareiss 31-03-2003 02:24

60

Alex1072 31-03-2003 02:24

Quote:

Originally posted by Mark G
It is still really cool!!

I know team 68 uses rotations as well. Have you guys discovered how to calculate if you lose traction or if you are being pushed? Are you monitoring voltage draw? Also why do you guys use two light sensors on the same wheel? Do you guys have a problem with feedback time and the processor processing it fast enough? I guess I am just full of question for team 111 tonight... lol Great Bot as always

I would guess they use 2 sensors per wheel so they can detect which way the wheel is turning. The sensors have to be offset though.

JAlpert 31-03-2003 02:56

King of the Hill
 
111 definately has a great robot this (and every) year. We had some amazing battles with them at GLR - match # 47 in particular. We can't wait to see you guys at nationals!

Jeff Alpert
Team 469


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