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146 questions

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43k
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1
answer
8
votes
2012-08-10 12:46:09 -0500 Ilya Lysenkov

Concatenating matrices

426
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no
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3
votes
2013-01-08 15:49:21 -0500 memek

Rotation from getPerspectiveTransform

6k
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1
answer
3
votes
2013-02-18 08:14:59 -0500 matt.hammer

Results of camera calibration vary

4k
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2
answers
2
votes
2012-07-30 09:30:42 -0500 sammy

multiply two points and matrix

6k
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1
answer
2
votes
2012-11-12 09:00:33 -0500 SR

different step size output for cv::Mat::step1

11k
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2
answers
2
votes
2013-04-08 12:54:31 -0500 Guanta

Product of two matrices

408
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1
answer
2
votes
2017-08-22 00:42:51 -0500 berak

Understanding cv::Mat

1k
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1
answer
1
vote
2012-11-08 11:30:48 -0500 Simone

cv::Mat divide by last row.

2k
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2
answers
1
vote
2014-03-05 04:42:54 -0500 tuannhtn flag of Vietnam

missing cv::Mat::zeros(int ndims, const int* sz, int type)

14k
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1
answer
1
vote
2012-12-03 14:34:43 -0500 AlexanderShishkov flag of Russia

cv::sum() and cv::norm() for CV_U8...

6k
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2
answers
1
vote
2013-01-26 04:55:06 -0500 AlexanderShishkov flag of Russia

copy selected row of a matrix to another

2k
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1
answer
1
vote
2013-02-20 03:39:36 -0500 shray

floor of a matrix in OpenCV 2.4.3

4k
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1
answer
1
vote
2013-02-19 03:20:23 -0500 Guanta

Access multiple channels in Mat

3k
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1
answer
1
vote
2013-02-26 09:59:17 -0500 Mathieu Barnachon flag of Netherlands

Fill a matrix

212
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1
answer
1
vote
2013-04-02 05:05:09 -0500 Daniil Osokin flag of Russia

Matrix access isn't working correct

3k
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2
answers
1
vote
2013-05-15 09:14:07 -0500 Guanta

Matrix multiplication

408
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no
answers
1
vote
2013-07-26 03:50:44 -0500 Dominik

Matrix left division

901
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no
answers
1
vote
2014-02-21 03:18:17 -0500 jcrose

How to multiply point3f with matx type

329
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1
answer
1
vote
2014-11-14 04:14:40 -0500 berak

modify pixel of image with 0.01

266
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no
answers
1
vote
2015-04-04 06:04:23 -0500 Gilad Darmon

2D matrix multiplication in 2D matrix error

628
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no
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1
vote
2015-07-01 12:09:02 -0500 dvmc

Access violation when using cv::sum() on ROI of a Matrix

710
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1
answer
1
vote
2015-08-05 08:21:27 -0500 SteveBorges

Essential matrix 6x3 (expecting 3x3)

1k
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no
answers
1
vote
2016-01-08 13:54:12 -0500 theodore flag of Greece

reshape matrix

213
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no
answers
1
vote
2016-02-21 09:28:09 -0500 liquidmetal

Running into memory issues when using cv::cuda::sum

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