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-   -   Hot target identification (simplecv) (http://www.chiefdelphi.com/forums/showthread.php?t=126423)

Corvo 13-02-2014 23:32

Hot target identification (simplecv)
 
Hello all, this year my team has started trying to work with the kinect and vision processing. We're doing quite well however we're stuck on how to identify if a target is hot or not. We're using the retro reflective targets as means to tell what's going on during autonomous, however we're unable to figure out how to isolate the horizontal bar from the vertical one using simplecv and openkinect. Is there anyone who would know of a way to do such a thing?

DjScribbles 14-02-2014 09:30

Re: Hot target identification (simplecv)
 
Once you've identified both particles for the vertical and horizontal reflective tape, look at their aspect ratios. The hot goal tape will be much longer than it is tall.

jvriezen 14-02-2014 10:08

Re: Hot target identification (simplecv)
 
There's potentially a much easier way to use the Kinect to (indirectly) sense the Hot goal. Hint, read the official Q&A.

yash101 14-02-2014 12:21

Re: Hot target identification (simplecv)
 
You can control the robot with the Kinect during autonomous :P. Is that what you are talking about? :yikes: :ahh: :D ::rtm::

faust1706 14-02-2014 12:38

Re: Hot target identification (simplecv)
 
Quote:

Originally Posted by DjScribbles (Post 1342938)
Once you've identified both particles for the vertical and horizontal reflective tape, look at their aspect ratios. The hot goal tape will be much longer than it is tall.

Bingo. But watch out for the case of seeing both sides of the wall, then you'll have 3 targets to sort through.

jvriezen 14-02-2014 13:43

Re: Hot target identification (simplecv)
 
Quote:

Originally Posted by yash101 (Post 1343052)
You can control the robot with the Kinect during autonomous :P. Is that what you are talking about? :yikes: :ahh: :D ::rtm::

Yes. And lower risk of damaging your Kinect and its easier to power. (A/C outlets at driver station this year.)

Corvo 14-02-2014 15:52

Re: Hot target identification (simplecv)
 
Quote:

Originally Posted by DjScribbles (Post 1342938)
Once you've identified both particles for the vertical and horizontal reflective tape, look at their aspect ratios. The hot goal tape will be much longer than it is tall.

Wow, I can't believe I didn't think about that. Thank you very much.


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