Questions - OpenCV Q&A Forum

410

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no

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2020-06-19 07:56:36 -0600 kamboz0

Does OpenCV 4.3 support video capture from android?

380

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no

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2017-08-15 02:57:59 -0600 xgirones

Are Microsoft CNTK models going to be supported in the DNN module anytime soon?

opencv_dnn

788

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no

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no

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2017-02-10 01:59:14 -0600 thanhnambkhn

Make Opencv 3.0 get error

OPENCV3.0.0.

371

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no

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2014-05-12 20:49:53 -0600 alberta_008

TrainCascade stuck on getting new negatives

249

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answers

1

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2013-05-29 04:09:31 -0600 ShadowTS

Performance issue cloning features algorithm sources into my project

1k

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2015-02-27 13:21:00 -0600 Miguel Lorenzo

Java Link error when compiling from console (2.4.9)

java
Linking

408

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no

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2015-09-19 12:12:59 -0600 SoajanII

cv::ml::StatModel::predict not working / neural networks

c++
opencv

2k

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2019-08-18 07:10:00 -0600 shim

Any functions like numpy.polyfit in OpenCV?

106

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2016-08-13 20:33:51 -0600 jonano

someone know where to get machine learning and computer vision source files for self driving car which are free/open source ?

driving

1k

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2018-05-14 02:30:44 -0600 garbalawal

How to correct this barrel distortion

145

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-1

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2016-06-09 15:08:33 -0600 bird bird

Project offer

1k

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2015-10-12 13:22:05 -0600 berak

cvcapture / image flush / lag

377

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2015-05-27 06:10:47 -0600 larry37

Wrong fundamental matrix results

236

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2016-07-26 17:06:05 -0600 L1ne

programm freezes when calling cvtColor() or HoughCircles() maybe bug ?

android

264

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no

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no

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2013-12-13 09:52:46 -0600 mrzl

Object tracking after dense optical flow calculation

120

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2016-02-27 11:14:40 -0600 Conor123

Help required converting a few lines of Python to Java (Android)

245

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no

answers

1

vote

2019-12-20 12:03:03 -0600 B. Bogart

pretrained model for gaze / frontal face detection for cv::dnn?

2k

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2018-11-06 14:27:08 -0600 SH13567890

Assertion Failed during opencv_createsamples

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2018-09-14 11:49:53 -0600 berak

Assertion failed on getMemoryShape()

379

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2013-11-02 20:44:51 -0600 sodeq

what is stage threshold?

171

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1

vote

2015-06-22 12:36:59 -0600 rtepub

Is it safe to manipulate UMat on a background thread?

UMat

621

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no

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2020-03-30 08:54:27 -0600 4ndre

Fisheye un-distort on Android

226

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-1

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2015-07-18 14:17:33 -0600 Denis Gottardello

I'm very disappointed about opencv 3.

882

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1

vote

2013-05-04 07:40:49 -0600 utkarshmankad

POSE estimation in OpenCv Java using cvFindExtrinsicsCameraParams2

1k

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no

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2014-10-31 12:48:17 -0600 The Terrible Child

fitLine java

547

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2013-11-04 06:14:14 -0600 JNB

cv::KNearest : change distance used

73

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2015-08-19 02:47:22 -0600 Saghir A. Khatri

porting a statement from C++ to Java

977

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no

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2014-03-12 17:07:36 -0600 aledalgrande

OpenCV Error: Assertion failed when trying to find fundamental matrix from two loaded images

1k

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no

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2017-05-25 09:54:22 -0600 DaePa

Understanding how cv::detail::leaveBiggestComponent() function works in opencv 3.2

684

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no

answers

no

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2018-12-18 01:34:58 -0600 peter_cz

OpenCV dnn import quantized model

tensorflow

12,357 questions

Does OpenCV 4.3 support video capture from android?

Are Microsoft CNTK models going to be supported in the DNN module anytime soon?

Make Opencv 3.0 get error

TrainCascade stuck on getting new negatives

Performance issue cloning features algorithm sources into my project

Java Link error when compiling from console (2.4.9)

cv::ml::StatModel::predict not working / neural networks

Any functions like numpy.polyfit in OpenCV?

someone know where to get machine learning and computer vision source files for self driving car which are free/open source ?

How to correct this barrel distortion

Project offer

cvcapture / image flush / lag

Wrong fundamental matrix results

programm freezes when calling cvtColor() or HoughCircles() maybe bug ?

Object tracking after dense optical flow calculation

Help required converting a few lines of Python to Java (Android)

pretrained model for gaze / frontal face detection for cv::dnn?

Assertion Failed during opencv_createsamples

Assertion failed on getMemoryShape()

what is stage threshold?

Is it safe to manipulate UMat on a background thread?

Fisheye un-distort on Android

I'm very disappointed about opencv 3.

POSE estimation in OpenCv Java using cvFindExtrinsicsCameraParams2

fitLine java

cv::KNearest : change distance used

porting a statement from C++ to Java

OpenCV Error: Assertion failed when trying to find fundamental matrix from two loaded images

Understanding how cv::detail::leaveBiggestComponent() function works in opencv 3.2

OpenCV dnn import quantized model

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