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131 questions

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2k
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1
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no
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2018-01-11 08:22:25 -0600 michlvl

Get length in pixels between edges of two contours

10k
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1
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no
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2018-02-05 07:14:47 -0600 eshirima

Detecting change in previous and current image frame

101
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no
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no
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2018-03-08 03:52:33 -0600 PengGuanjun

How to avoid contours being reduced [closed]

207
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no
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2018-03-19 08:36:19 -0600 stephane999

Foam blobs detection

1k
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no
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2018-03-20 16:00:28 -0600 minh

Best way to get Contour's extreme points with C++?

6k
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1
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no
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2018-07-08 23:48:26 -0600 Shankar

removing noise using connected components

1k
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no
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2
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2018-07-10 07:56:30 -0600 sadegh6383

how to calculate distances between pixels on a contour

7k
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1
answer
1
vote
2018-08-29 09:40:42 -0600 jsxyhelu flag of China

how to find the REAL width and height of contours

2k
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1
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no
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2018-09-21 10:10:17 -0600 berak

Copy Mat at Contour/Mask into another Mat.

8k
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2
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no
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2018-09-26 00:40:41 -0600 berak

Arranging Contour Points in Clockwise order

10k
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2018-10-12 14:10:03 -0600 webatxcent

How can I use OpenCV to find the center of mass. [closed]

222
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2
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no
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2018-10-19 01:33:41 -0600 berak

Help to identify orientation of R.A.M. module

504
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2
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no
votes
2018-11-22 06:37:07 -0600 supra56 flag of Canada

contours and hirerachy mismatch

1k
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1
answer
1
vote
2018-12-04 23:29:21 -0600 sreevathsabr

How to resize the contours and Draw it on Resized Image

20k
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2
answers
4
votes
2018-12-05 01:36:53 -0600 sturkmen flag of Turkey

How to resize a contour?

1k
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1
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no
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2018-12-06 00:54:15 -0600 Martian

Rounding a jagged contour

1k
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no
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2018-12-07 10:56:14 -0600 sreevathsabr

Facing Problem in drawing counters for resized Image

8k
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1
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no
votes
2018-12-18 03:26:03 -0600 VxW

Using openCV python to detect concrete cracks

323
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1
answer
1
vote
2019-03-08 03:46:19 -0600 Darustc4

Detecting indentation on plate

109
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no
answers
-1
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2019-05-23 09:46:22 -0600 lperepol

What are the best practices to measure the length of an arbitrary worm?

221
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1
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no
votes
2019-08-07 09:43:40 -0600 LBerger

Undesired Hierarchy Result

973
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1
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no
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2019-10-04 17:23:52 -0600 crackwitz

self intersected contour

101
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no
answers
no
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2019-10-14 04:25:40 -0600 cjacquel flag of France

Contour as ChainCode is Opencv 4.1.1

229
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1
answer
no
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2019-10-16 12:57:39 -0600 eyshi

slide bar not working and unable to draw contours

291
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no
answers
no
votes
2019-10-18 04:46:33 -0600 Kitnos

Object Segmentation method

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