Questions - OpenCV Q&A Forum

130

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no

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no

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2017-12-29 19:45:19 -0600 BrianM10

How to install and build

installation

949

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no

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2016-02-23 10:16:35 -0600 LMia

License plate position through green rectangles

c++
opencv

1k

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no

answers

no

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2014-11-22 16:07:02 -0600 ido

compilation error when #include opencv.h with vs2010

689

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no

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2015-08-06 23:18:14 -0600 LgArcida

Opencv 3.0 contrib Java

java

102

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no

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2015-12-09 00:13:02 -0600 zhjw1988

how can I regress multiple variables by single random forest with opencv?

191

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no

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2019-10-14 04:24:44 -0600 wraughe71

How to find objectPoints for stereo calibration

179

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-1

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2018-01-11 02:41:21 -0600 pcll99

Object below an imaginary line

647

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answers

1

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2016-09-07 05:23:57 -0600 swarajd

OpenCV MakeFile build error

deleted

922

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2018-04-13 10:59:56 -0600 Stefan Koenig

UMat multithreading issues when using producer-consumer pattern

99

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no

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2018-01-26 02:34:23 -0600 hoang anh tuan

Need I to use OCR or other method to recognize special character?

OCR
opencv

1k

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no

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no

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2020-07-07 16:59:27 -0600 MostafaTheReal

CUDNN, OpenCV, compile warning: “warning: overloaded virtual function “cv:: …” is only partially overridden in class"

224

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2018-03-19 08:36:19 -0600 stephane999

Foam blobs detection

1k

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2016-01-05 01:33:51 -0600 Amit Raj

Error using Flann matcher for BOWImgDescriptorExtractor in opencv-python

369

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no

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2018-10-08 12:04:44 -0600 kraagg

How to correctly triangluate points with a stereo camera setup

229

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no

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2014-07-16 11:16:43 -0600 philipmc3

Converting libsvm model to format that will work with openCV.

#libsvm

234

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no

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2017-03-21 07:09:35 -0600 Crazor

Recognizing object larger than camera FOV

objectrecognition

1k

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no

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2018-12-06 01:16:32 -0600 berak

cv::resize will change the dst Mat::data buf address unexpectedly.

resize

403

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no

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2020-02-26 07:06:20 -0600 supra56

Access camera via IP

python3

481

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2016-06-29 10:06:28 -0600 rtlumb

triangulatePoints() origin of 3D world coordinates

458

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no

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2015-03-13 12:35:44 -0600 dusica.r.

Unhandled System.IO.FileNotFound exception on .exe

1k

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no

answers

-1

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2020-05-28 12:41:00 -0600 berak

imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'

opencv

785

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no

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no

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2016-07-25 04:07:23 -0600 DJUego

Building OpenCV with MINGW-Builds gcc 6.1.0 (x86_64-win32-seh)

1k

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no

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2014-05-22 07:32:52 -0600 Junglee

Prob. in Multi Object Detection using Kalman Filter

483

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no

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2014-10-30 12:58:24 -0600 bacci85

link opencv NDK library while compiling code with ndk toolchain

1k

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no

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2017-06-07 14:12:39 -0600 Tuan M.

OpenCV 3.2.0 - Insufficient Memory during use of detectMultiScale()

83

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no

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2018-07-26 07:25:21 -0600 samasoumia

Why I couldn't get frames from my webcam ?

calibrateCamera

278

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no

answers

1

vote

2015-05-20 07:08:00 -0600 dmngu9

SURF keypoints?

SURF

123

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no

answers

no

votes

2013-12-11 23:00:42 -0600 naruto

error in open cv in android 2.2..says "it seems that ur device doesnot support camera(or it is locked)

1k

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answers

1

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2013-07-19 01:41:56 -0600 Alexander Pacha

Is the STAR detector the implementation of CenSurE?

1k

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no

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no

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2018-08-28 03:46:06 -0600 astronaut

12,357 questions

How to install and build

License plate position through green rectangles

compilation error when #include opencv.h with vs2010

Opencv 3.0 contrib Java

how can I regress multiple variables by single random forest with opencv?

How to find objectPoints for stereo calibration

Object below an imaginary line

OpenCV MakeFile build error

UMat multithreading issues when using producer-consumer pattern

Need I to use OCR or other method to recognize special character?

CUDNN, OpenCV, compile warning: “warning: overloaded virtual function “cv:: …” is only partially overridden in class"

Foam blobs detection

Error using Flann matcher for BOWImgDescriptorExtractor in opencv-python

How to correctly triangluate points with a stereo camera setup

Converting libsvm model to format that will work with openCV.

Recognizing object larger than camera FOV

cv::resize will change the dst Mat::data buf address unexpectedly.

Access camera via IP

triangulatePoints() origin of 3D world coordinates

Unhandled System.IO.FileNotFound exception on .exe

imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'

Building OpenCV with MINGW-Builds gcc 6.1.0 (x86_64-win32-seh)

Prob. in Multi Object Detection using Kalman Filter

link opencv NDK library while compiling code with ndk toolchain

OpenCV 3.2.0 - Insufficient Memory during use of detectMultiScale()

Why I couldn't get frames from my webcam ?

SURF keypoints?

error in open cv in android 2.2..says "it seems that ur device doesnot support camera(or it is locked)

Is the STAR detector the implementation of CenSurE?

How to use stereo camera calibration restults to check accuracy of the camera for long distances?

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