Questions - OpenCV Q&A Forum

898

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no

answers

-1

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2020-04-07 15:20:17 -0600 sonam

cv2.error: OpenCV(4.2.0)

2dimage

252

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no

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no

votes

2016-12-10 13:46:25 -0600 navia

error in mathcalls.h when install opencv3 in ubuntu 16

1k

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no

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2018-02-12 23:09:38 -0600 pharatekomal

cap.release() gives error of gstreamer pipeline. What condition should be tested before releasing the pipeline?

2k

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2018-10-03 14:15:34 -0600 DmitryPonv

How do I build OpenCV with Tesseract OCR (Text module)

113

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no

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2014-09-14 11:53:14 -0600 Benjamin87

Use 'Knowlegde of structure' to find it

1k

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2018-08-09 13:52:21 -0600 Miguel Lorenzo

loading tensorflow model without .pbtxt file

139

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2016-09-08 01:47:18 -0600 learnOpenCV

Can OpenCV detect face of a baby or toddler?

baby
toddler

430

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no

answers

no

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2017-09-15 01:46:48 -0600 Gensoukyou1337

Are there any additional preprocessing steps to take for gender recognition in a live camera preview?

575

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no

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2017-12-03 09:25:41 -0600 U.Swap

opencv detect image is tempored/photoshoped

python
numpy

819

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no

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2016-12-13 03:30:51 -0600 urielka

OpenCV slow on retina screen vs external screen

123

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no

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2020-04-24 09:42:32 -0600 dbrenn

AlexNet Opset6 to Opset7 Eltwise Change

148

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no

answers

-1

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2014-07-05 06:55:06 -0600 alirezad

how to use CvANN_MLP::get_weights()

CvANN_MLP

1k

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no

answers

no

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2013-11-04 11:20:32 -0600 tstephens

PDB was not found, link with no debug info

PDB
Debug

193

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no

votes

2014-10-28 05:33:01 -0600 polto

opencv 3.0 arm v4l disappear

2k

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2015-02-26 07:24:20 -0600 LinkTheProgrammer

Image loads; Cannot put into array

java
3.0.0

2k

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no

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2017-09-26 05:09:33 -0600 carton99

g++ app with openCV in static

521

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2017-09-25 08:35:04 -0600 yellow_boy

Unknown layer type Cast in op ToFloat in function populateNet2

1k

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2017-08-21 03:34:07 -0600 Akshay Hazari

Help building opencv js (Emscripten) for dlib example

820

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no

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2014-09-23 23:43:58 -0600 Shelly30

FaceDetection Using OpenCv-3.0.0-alpha

Facedetection

566

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no

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2018-03-22 16:25:41 -0600 r_cavedon

Configuration of cmake-gui in the tutorial of Eclipse

782

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no

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2019-06-17 16:14:06 -0600 Arruda

Draw in an area, based on an color filter in Python

252

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no

answers

1

vote

2014-05-13 05:29:03 -0600 isarandi

Mat::col() to std::vector bug?

1k

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answers

no

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2015-10-08 09:56:55 -0600 ssablak

<The function can not solve under-determined linear sytems> in cv::solve

lapack.cpp

281

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no

answers

1

vote

2018-09-23 11:28:01 -0600 ebergerly

Simple GPU access tutorials with OpenCV

gpumat

221

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no

answers

no

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2016-08-09 22:00:37 -0600 trops

Cant compile opencv3 on ubuntu

install

1k

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no

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2018-03-19 01:08:48 -0600 samxaverian

Runtime Error :-QSettings::value: Empty key passed

190

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no

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2018-03-25 05:37:30 -0600 berak

error while converting MatOfKeyPoints to json string

android
json

172

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no

answers

no

votes

2019-04-15 11:51:37 -0600 omarlahia

Lda projection in opencv c++ return Mat with nan values ? there is a explanation ??

opencv
c++

477

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no

answers

no

votes

2017-02-25 09:44:22 -0600 sisi004

Test Files for opencv_contrib/modules/dnn_modern/samples/simple_test.cpp

535

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no

answers

no

votes

2016-10-14 16:51:58 -0600 atv

gender classification

GenderDetection

12,357 questions

cv2.error: OpenCV(4.2.0)

error in mathcalls.h when install opencv3 in ubuntu 16

cap.release() gives error of gstreamer pipeline. What condition should be tested before releasing the pipeline?

How do I build OpenCV with Tesseract OCR (Text module)

Use 'Knowlegde of structure' to find it

loading tensorflow model without .pbtxt file

Can OpenCV detect face of a baby or toddler?

Are there any additional preprocessing steps to take for gender recognition in a live camera preview?

opencv detect image is tempored/photoshoped

OpenCV slow on retina screen vs external screen

AlexNet Opset6 to Opset7 Eltwise Change

how to use CvANN_MLP::get_weights()

PDB was not found, link with no debug info

opencv 3.0 arm v4l disappear

Image loads; Cannot put into array

g++ app with openCV in static

Unknown layer type Cast in op ToFloat in function populateNet2

Help building opencv js (Emscripten) for dlib example

FaceDetection Using OpenCv-3.0.0-alpha

Configuration of cmake-gui in the tutorial of Eclipse

Draw in an area, based on an color filter in Python

Mat::col() to std::vector bug?

<The function can not solve under-determined linear sytems> in cv::solve

Simple GPU access tutorials with OpenCV

Cant compile opencv3 on ubuntu

Runtime Error :-QSettings::value: Empty key passed

error while converting MatOfKeyPoints to json string

Lda projection in opencv c++ return Mat with nan values ? there is a explanation ??

Test Files for opencv_contrib/modules/dnn_modern/samples/simple_test.cpp

gender classification

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