Questions - OpenCV Q&A Forum

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2020-10-11 08:00:43 -0600 berak

Best/efficient development workflow?

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2020-09-10 01:13:30 -0600 sturkmen

Replace Color of Components that have specific color and are have transparent pixels as neighbours

10k

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no

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2020-02-02 21:38:04 -0600 supra56

AttributeError: module 'opencv' has no attribute 'imread' PS C:\Users\OpenCV>

basics
help

151

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2

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2020-01-07 13:44:14 -0600 realitysandbox

Can't get Logistic Regression results to be anything other than 0's

190

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2019-09-27 04:54:52 -0600 Watol

Going beyond the documentation

101

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no

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2019-06-30 03:19:20 -0600 Sankalp sharma

Opencv not working in Python idle [closed]

help

3k

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2019-04-23 04:40:46 -0600 dkurt

Where can I find the cmake options used for the 4.1.0 build

126

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2018-11-13 17:00:56 -0600 l30

Error loading image 7656x6619 [closed]

367

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2018-10-22 19:28:01 -0600 Danilo Sotto

EGG COUNTER - HELP WITH IDEAS

175

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2018-10-16 11:12:30 -0600 Danilo Sotto

Help with centroid python [closed]

375

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2018-10-08 23:56:39 -0600 Faraday

Help Training Binary Logistic Regression Classifier on HOG Features [closed]

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2018-08-28 20:40:07 -0600 brinx

JAVA - Removing noise of processed image OPENCV [closed]

744

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-1

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2018-08-01 16:51:11 -0600 Abhi2244

C:\ci\opencv_1512688052760\work\opencv_contrib-3.3.1\modules\face\src\lbph_faces.cpp:400: error: (-5) This LBPH model is not computed yet. Did you call the train method? in function cv::face::LBPH::predict [closed]

help

544

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no

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no

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2018-04-27 04:46:10 -0600 albertofernandez

human detection using python-opencv [closed]

help

595

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no

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2018-01-02 20:25:32 -0600 supra56

Midpoint on my line is wrong

611

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no

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2017-12-29 04:52:29 -0600 berak

How to detect the end point of the line from this image

3k

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2017-12-29 04:14:13 -0600 berak

Circle not appearing on my image.

7k

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2017-12-28 03:13:46 -0600 LBerger

How to do skeletonization for this image [closed]

17k

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2017-12-06 15:25:22 -0600 eshirima

Error: "mat is not a numpy array, neither a scalar"?

help

344

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2017-10-26 10:20:07 -0600 Paul88

Training haar classifier to detect each book on a bookshelf [closed]

310

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2

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2017-10-03 13:15:45 -0600 eshirima

In which programming language(s) can i import and use OpenCV?

help

653

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no

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2017-08-07 05:27:22 -0600 burhan986

Best Programming language for development

17k

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2017-04-02 10:51:21 -0600 berak

How can I use createLBPHFaceRecognizer() in opencv3.2, python3?

help

158

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2017-01-19 09:59:06 -0600 StevenPuttemans

could somebody give me the opencv2.4.9 source code?

help

69

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2016-11-05 09:33:00 -0600 Ouroboroz

Is it just me or is openCV.org down? [closed]

help

850

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2016-10-12 05:05:45 -0600 TiBe

Buffer to Mat [closed]

230

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2016-07-20 16:13:38 -0600 RexSr

setting up opencv in windows 7 to run tutorials [closed]

help

211

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2016-02-24 12:11:20 -0600 beginner63

Problem with pyzo and opencv [closed]

2k

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2

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1

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2016-02-23 19:32:44 -0600 sai kethamakka

Parking slot detection

153

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no

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no

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2016-01-22 05:39:06 -0600 Dane

48 questions

Best/efficient development workflow?

Replace Color of Components that have specific color and are have transparent pixels as neighbours

AttributeError: module 'opencv' has no attribute 'imread' PS C:\Users\OpenCV>

Can't get Logistic Regression results to be anything other than 0's

Going beyond the documentation

Opencv not working in Python idle [closed]

Where can I find the cmake options used for the 4.1.0 build

Error loading image 7656x6619 [closed]

EGG COUNTER - HELP WITH IDEAS

Help with centroid python [closed]

Help Training Binary Logistic Regression Classifier on HOG Features [closed]

JAVA - Removing noise of processed image OPENCV [closed]

C:\ci\opencv_1512688052760\work\opencv_contrib-3.3.1\modules\face\src\lbph_faces.cpp:400: error: (-5) This LBPH model is not computed yet. Did you call the train method? in function cv::face::LBPH::predict [closed]

human detection using python-opencv [closed]

Midpoint on my line is wrong

How to detect the end point of the line from this image

Circle not appearing on my image.

How to do skeletonization for this image [closed]

Error: "mat is not a numpy array, neither a scalar"?

Training haar classifier to detect each book on a bookshelf [closed]

In which programming language(s) can i import and use OpenCV?

Best Programming language for development

How can I use createLBPHFaceRecognizer() in opencv3.2, python3?

could somebody give me the opencv2.4.9 source code?

Is it just me or is openCV.org down? [closed]

Buffer to Mat [closed]

setting up opencv in windows 7 to run tutorials [closed]

Problem with pyzo and opencv [closed]

Parking slot detection

I need a .dll file,please [closed]

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