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316 questions

4k
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2
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2016-04-14 02:51:57 -0600 pklab flag of Italy

Detection of stones (rocks) on field surface

635
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no
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no
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2017-06-20 11:12:42 -0600 agbj

SolvePnp determines well the translation but not the rotation

569
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2015-08-11 09:00:40 -0600 kevin akhiredho

need help hand tracking mouse

8k
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2
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2019-12-12 08:46:51 -0600 supra56 flag of Canada

Python, eliminate small contours

93
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no
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2016-04-14 14:20:17 -0600 mrlibby

svm->save() throws SEHException

1k
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1
answer
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2014-09-11 04:35:40 -0600 coco

Help me to track the mistake for measuring angles in opencv

252
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no
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2016-04-11 15:51:01 -0600 Stupidav

Error running ldconfig

248
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no
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2019-09-23 23:57:34 -0600 brem

VideoWriter write hangs

187
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no
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2018-07-03 02:33:21 -0600 dorimu

convert direct3d surface to umat fails

1k
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2019-10-29 13:04:50 -0600 light0090

Yolov3 and darknet problem

852
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1
answer
no
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2019-11-23 02:05:43 -0600 Akhil Patel

Canny Edge Detector doesn't return filtered image

3k
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1
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no
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2013-12-10 03:56:20 -0600 akoo flag of Spain

how to select a specific bounding box

575
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no
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2016-02-25 15:47:21 -0600 aparna91

How to extract the object on white paper?

961
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3
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no
votes
2014-05-27 06:42:15 -0600 Nagaraj

Tilted image reconstruction

260
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1
answer
no
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2016-03-02 06:04:58 -0600 berak

Debug assertion fail when using grayscale

1k
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1
answer
no
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2018-08-26 08:24:44 -0600 matman

FindContours Duplicate Points

1k
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1
answer
no
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2015-11-20 02:44:50 -0600 pklab flag of Italy

how can I draw a vertical line down the middle of a rectangular?

759
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2
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no
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2015-08-12 03:00:15 -0600 zms

Moment and Archlength return values - confused

2k
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1
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2015-07-28 03:18:02 -0600 StevenPuttemans flag of Belgium

Find center and radius of fisheye image

1k
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1
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no
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2015-04-08 10:58:26 -0600 ClintFromVa

perspectiveTransform on contours?

235
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no
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2015-08-19 03:52:05 -0600 xyansdu

Problem when I try to use findContour function

3k
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1
answer
no
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2016-04-07 06:22:23 -0600 StevenPuttemans flag of Belgium

Label Contours

483
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1
answer
no
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2017-02-20 10:46:57 -0600 ginister

Mat reshape not reducing channel number

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