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-   -   Scoring error at Boston. (http://www.chiefdelphi.com/forums/showthread.php?t=84846)

mahumnut 31-03-2010 18:27

Re: Scoring error at Boston.
 
At the Virginia regional there were multiple occurrences like this affecting multiple teams, us being one of them. In one match, we scored 6 goals, none of them were counted. Apparently this one specific red goal's ball sensor was especially sensitive and even the slightest touch before it COMPLETELY cleared the goal chute would trip the automatic penalty. This problem caused many delays and eventually they just replaced the sensor altogether. I'm pretty sure in the elimination rounds they were using volunteers to keep track of scores in addition to their automated system, but I think that also may have been due to the ball return sensors malfunctioning and they were actually keeping track of the 11 seconds for the balls to be returned. Oh well, hopefully they have these issues sorted out before the championship.

sv2198 31-03-2010 18:50

Re: Scoring error at Boston.
 
After watching that autonomous closely several times I agree that only one ball was and should be scored. It's hard to tell if it was an automatic penalty, or if it was a field error.

Radical Pi 31-03-2010 19:24

Re: Scoring error at Boston.
 
As far as I've seen, the ONLY penalty (not even DOGMA) that is shown on the live display is the automatic -2 for re-entering the ball counter. In [urlhttp://www.thebluealliance.net/tbatv/match/2010ma_qf4m2]this match[/url], around 1:35 a ball is certainly scored, however it does the 2 point deduction instead of scoring. If it was an HP error, the score would have dropped to 3, since the ball scored would added and offset the -2. However, since a straight -2 was applied, this has to be an error in the counter equipment.

FRC4ME 31-03-2010 20:28

Re: Scoring error at Boston.
 
Quote:

Originally Posted by Radical Pi (Post 946483)
As far as I've seen, the ONLY penalty (not even DOGMA) that is shown on the live display is the automatic -2 for re-entering the ball counter. In [urlhttp://www.thebluealliance.net/tbatv/match/2010ma_qf4m2]this match[/url], around 1:35 a ball is certainly scored, however it does the 2 point deduction instead of scoring. If it was an HP error, the score would have dropped to 3, since the ball scored would added and offset the -2. However, since a straight -2 was applied, this has to be an error in the counter equipment.

It looked to me like the score was 3-3, then a ball was scored, bringing it to 3-4, then the same ball bounced backward through the goal, bringing it to 3-2.

You are correct, however, in saying that DOGMA penalties are not assessed in real time. Every one that I've seen has showed up as a penalty after the match.

Radical Pi 31-03-2010 20:47

Re: Scoring error at Boston.
 
Quote:

Originally Posted by FRC4ME (Post 946526)
It looked to me like the score was 3-3, then a ball was scored, bringing it to 3-4, then the same ball bounced backward through the goal, bringing it to 3-2.

What I saw was a ball scored, bringing score to 3-4. Another ball was scored a few seconds later, which dropped the score to 3-2. There was enough time between the scores that there is no chance this could have been a situation where 2 balls passing through the counter at the same time messes up the system

AmoryG 31-03-2010 21:19

Re: Scoring error at Boston.
 
Quote:

Originally Posted by Radical Pi (Post 946537)
What I saw was a ball scored, bringing score to 3-4. Another ball was scored a few seconds later, which dropped the score to 3-2. There was enough time between the scores that there is no chance this could have been a situation where 2 balls passing through the counter at the same time messes up the system

You're correct. A few seconds before, you can see clearly there were two balls that weren't there before once we pushed them towards the goal. We scored the first ball, and you can see that our human player picked it up. It was not pushed back out. A second ball was kicked, and only then was the 2 point penalty subtracted from our score.

FRC4ME 31-03-2010 21:34

Re: Scoring error at Boston.
 
Quote:

Originally Posted by Radical Pi (Post 946537)
What I saw was a ball scored, bringing score to 3-4. Another ball was scored a few seconds later, which dropped the score to 3-2. There was enough time between the scores that there is no chance this could have been a situation where 2 balls passing through the counter at the same time messes up the system

Quote:

Originally Posted by AmoryG (Post 946559)
You're correct. A few seconds before, you can see clearly there were two balls that weren't there before once we pushed them towards the goal. We scored the first ball, and you can see that our human player picked it up. It was not pushed back out. A second ball was kicked, and only then was the 2 point penalty subtracted from our score.

Okay then. What I thought was the same ball coming back was actually a second ball going through.

A properly mounted sensor with bug-free software should never encounter a problem like this. As I've said before, if FIRST is going to base the outcome of matches on the reports of computer software (which I have no intrinsic problems with), they should at least allow the community to see the source code and help ensure that software is error-free.

Vermeulen 31-03-2010 22:01

Re: Scoring error at Boston.
 
The FMS this year isn't reliable at all. Our third quarterfinals match was a 6-6 tie, but the scoreboard showed 8-2 with us losing. We went up to the ref, and they were already changing it, so it didn't end up too badly for us, but still.

FRC4ME 31-03-2010 22:23

Re: Scoring error at Boston.
 
Quote:

Originally Posted by Vermeulen (Post 946580)
The FMS this year isn't reliable at all. Our third quarterfinals match was a 6-6 tie, but the scoreboard showed 8-2 with us losing. We went up to the ref, and they were already changing it, so it didn't end up too badly for us, but still.

The scoring system has some bugs, no doubt. I'm just worried that FIRST will go back to manual scoring next year due to all of the problems. IMO, electronic scoring is the way to go - the availability of a (mostly) accurate real-time score display this year was beneficial for everyone - but the system just needs to have a few kinks worked out.

bassoondude 31-03-2010 22:41

Re: Scoring error at Boston.
 
DOGMA penalties are not assesed in realtime. However, like the scoring sesor, the return sensors seem to have a couple of glitches. At the Palmetto Regional, there was a qualifying match where a team was penalized 39 points for DOGMA, but it was obvious they returned every ball faster than 11 seconds.

Vermeulen 31-03-2010 22:49

Re: Scoring error at Boston.
 
The scoring system IS better than a manual system, but there are more problems than just scoring. The entire field communications system is buggy. At Wisconsin, there were a lot of comms losses and games being delayed, and just look at the Israel Regional...


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