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12,357 questions

653
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3
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2015-11-09 05:15:15 -0600 chr0x

C++ vs Python, the cost of the abstraction

548
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2014-07-15 06:02:43 -0600 pthbrk

OpenCV not detecting webcam on BeagleBone Black

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2020-07-14 05:57:00 -0600 dlrnae

Change a particular color in an Image Python

799
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2014-08-19 20:42:34 -0600 troniousCV

opencv_traincascade.exe = Assertion Failed (s >= 0) Help?

264
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2020-11-06 03:57:20 -0600 RegisAG

How to change color of all non transparent pixels to black?

162
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no
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2014-04-14 02:03:50 -0600 mats

Following a curve

221
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2018-12-07 14:12:43 -0600 wus1

Why cv2.StereoSGBM.compute(left, right, disp) has no mask input

1k
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2015-02-22 02:42:36 -0600 nikitos1550

findCircleGrid detection, how to debug?

4k
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2018-10-15 11:14:58 -0600 agbj

minAreaRect internal Error

855
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2013-12-31 05:08:55 -0600 mohsen

problem with cv.h header file

1k
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2016-04-14 01:40:08 -0600 RickOcean

SimpleBlobDetector in opencv for android

154
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2019-06-06 20:56:10 -0600 albert

Opencv java how to sort a bubble sheet TopLeftToBottomRight

160
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2014-03-17 17:49:04 -0600 grimace

for Facerecognition, is gpu necessary?

1k
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2020-06-27 12:04:15 -0600 Marcin Osypka

Opencv.js 4.4 in web worker is not loading

152
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no
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2019-09-03 03:06:57 -0600 cjacquel flag of France

pyrSegmentation now ?

567
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2017-07-25 09:42:48 -0600 berak

Building OpenCV Visual Studio 14 2015 Unicode Errors

519
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votes
2020-09-02 08:09:49 -0600 denisPomidor

A question about the 'floodFill()' function.

259
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no
votes
2013-09-11 10:38:04 -0600 Jon

Build error with OpenNI in VS2010

159
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no
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-1
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2016-09-07 02:00:23 -0600 berak

measure depth

8k
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2019-11-25 15:53:14 -0600 gst

How to convert numpy array to cv::Mat

208
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votes
2018-03-26 23:54:13 -0600 dreamqin68

cv2.FlannBasedMatcher

297
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2020-02-27 06:40:48 -0600 Pavel

There is zero picture coordinate in OpenCV notation.

553
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votes
2020-06-22 15:12:06 -0600 Jimmy2020

DNN OPENCL is not working on AMD GPU

720
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2019-02-25 04:46:49 -0600 krpa

How to store points cordinats

585
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2015-06-23 03:22:04 -0600 josemgm

Problems compiling OpenCV

228
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no
answers
no
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2014-09-25 10:06:58 -0600 Pechkin80

I can't compile openCV 2.4.9 on Windows 7

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