Forum: Programming
12-21-2015, 04:47 PM
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Replies: 19
Views: 3,078
Re: More Vision questions
Even if you do want to process every frame, the idea is that you can deal with latency by saving a snapshot of the relevant robot state at the time the image is captured, do your processing on the...
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Forum: Programming
12-21-2015, 12:46 PM
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Replies: 19
Views: 3,078
Re: More Vision questions
1. It totally depends on what you are doing. The more complicated the vision code, the more you stand to benefit from a more powerful laptop (CPU speed is the operative specification here).
2....
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Forum: General Forum
12-18-2015, 01:49 PM
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Replies: 8
Views: 2,065
Re: Request: photos of wheels
IANAL, but if you are making freely-distributed educational materials, your use of photos may be considered Fair Use (https://en.wikipedia.org/wiki/Fair_use).
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Forum: Technical Discussion
12-18-2015, 01:43 PM
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Replies: 26
Views: 2,917
Re: Utilizing AM's New Wheels
I would never want to rely on a part that only lasts a match or two, as this implies that there is a good chance that the part behaves differently at the end of the match than at the beginning.
I...
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Forum: Rumor Mill
12-17-2015, 05:30 PM
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Replies: 70
Views: 18,903
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Forum: Java
12-17-2015, 10:35 AM
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Replies: 3
Views: 945
Re: Daisy Vision w/ Java. Error compiling
The DaisyCV project is a standard Java application that runs on your laptop, so you should be able to run it by going to Run -> Run (rather than Run As -> WPIlib Java Deploy) assuming everything is...
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Forum: General Forum
12-16-2015, 04:41 PM
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Replies: 170
Views: 32,441
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Forum: General Forum
12-15-2015, 03:47 PM
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Replies: 192
Views: 25,016
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Forum: General Forum
12-15-2015, 03:40 PM
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Replies: 192
Views: 25,016
Re: SD540 Motor Controller
Internal resistance is usually on the order of ~0.01 ohms for the sealed lead-acid batteries that we use.
If your battery is charged to, say, 12.7 volts and you are running 4 CIM motors at stall (=...
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Forum: General Forum
12-14-2015, 12:27 PM
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Replies: 131
Views: 21,934
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Forum: General Forum
12-14-2015, 11:46 AM
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Replies: 131
Views: 21,934
Re: FRC Blog - 2016 Motor Controllers
This is a very interesting study, and props to CTRE in making it easy to reproduce the test.
Assuming the motor controllers are all linear, we can calculate series resistances from the test data. ...
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Forum: General Forum
12-10-2015, 04:01 PM
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Replies: 125
Views: 23,518
Re: VEXpro 2016
Any chance we could get measured RS-550 data too? It would be useful for translating prototypes or old robot mechanisms into equivalent current-season-legal designs...and also to satisfy my hunch...
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Forum: General Forum
12-10-2015, 03:53 PM
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Replies: 125
Views: 23,518
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Forum: General Forum
12-10-2015, 03:52 PM
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Replies: 125
Views: 23,518
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Forum: Technical Discussion
12-09-2015, 01:46 PM
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Replies: 39
Views: 6,497
Re: Intake wheel motors
As a huge fan of fast intakes on a team with a reputation for building fast intakes...
I've heard this rule of thumb parroted around a lot, but (in my experience) this can lead to teams building...
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Forum: General Forum
12-01-2015, 12:30 PM
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Replies: 14
Views: 2,182
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Forum: Extra Discussion
11-25-2015, 02:05 PM
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Replies: 20
Views: 6,045
Re: paper: Team 1114 2015 Code Release (Java)
I love reading code for great robots with a high level of automation. You can tell just how much time was spent optimizing everything.
One question. I noticed in your autonomous driving code, you...
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Forum: General Forum
11-21-2015, 12:43 AM
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Replies: 75
Views: 8,478
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Forum: General Forum
11-21-2015, 12:31 AM
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Replies: 75
Views: 8,478
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Forum: General Forum
11-20-2015, 07:33 PM
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Replies: 69
Views: 7,126
Re: POLL: Six Week Build Season
Bad robots that cannot play the game are neither inspirational nor educational to build and to watch...but continuing to improve a bad robot and turning it into a good robot is one of the coolest...
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Forum: General Forum
11-20-2015, 02:53 PM
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Replies: 131
Views: 21,934
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Forum: General Forum
11-19-2015, 10:16 PM
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Replies: 75
Views: 8,478
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Forum: General Forum
11-19-2015, 09:51 PM
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Replies: 75
Views: 8,478
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Forum: General Forum
11-19-2015, 08:41 PM
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Replies: 49
Views: 8,395
Re: Pit Structure Ideas.
Actual quote from a past 254 scouting meeting: "Remember, if you pick 973, you're not just getting their robot. You're getting that pit, too."
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Forum: General Forum
11-19-2015, 08:33 PM
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Replies: 75
Views: 8,478
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FIRST Championships event is not about winning, its about the experience, the atmosphere, the people and the sites, there are a lot of amazing things to see at The Championships. - Mike Schroeder [more] 
