Questions - OpenCV Q&A Forum

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2014-07-28 12:15:06 -0600 nitishxp

how to start gesture programming in opencv

629

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2018-11-09 06:58:36 -0600 mh.herrmann

Erroneous projection matrix due to stereoRectify() ?

1k

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2014-04-07 05:43:11 -0600 Amar

Disparity Map Using C++

365

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2014-05-11 15:51:30 -0600 shahd

Implementing SURF using iplimage in opencv and c++ unresolved externals

166

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2015-10-17 07:34:15 -0600 ali_69426

mingw error with python bindings

552

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2020-09-17 10:03:17 -0600 Naser

Saving a Video with OpenCV from webcam without showing video on monitor

498

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2015-07-14 21:41:27 -0600 fukchai2000

Need direction to do crowd density estimation

crowd

323

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2015-04-16 05:20:54 -0600 Abu Gaseem

Why does the CVSVM predict function does'nt work 100% on the same training set

CvSVM
BOW

285

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2020-09-11 11:13:40 -0600 poornapragna

When to use fisheye camera calibration?

341

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1

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2016-11-11 21:25:57 -0600 Alfred

how to get a better binary image from low quality image?

316

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1

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2014-04-21 00:20:46 -0600 Luek

Robust edge detection OpenCV

edge-detection

530

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2016-11-28 04:42:24 -0600 berak

warpAffine memory leak continues in 3.1.0

warpAffine

644

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2015-03-11 22:47:17 -0600 taha

Why do we pass R and P to undistortPoints() fcn (calib3d module)?

696

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4

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2012-09-22 05:32:35 -0600 yes123

Can we use LSH with SIFT descriptors ?

objdetect

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2015-08-17 14:29:49 -0600 makeshifthoop

Train dataset for temp stage can not be filled. Branch training terminated."

opencv_traincascade

138

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2017-09-09 22:56:02 -0600 rawantaban

what is the android device version must be used with opencv library?

255

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2015-03-17 09:24:57 -0600 Doombot

Very similar images, quite different results (BRISK)

680

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2014-03-04 03:21:10 -0600 Joseph118

face recognition prediction returns the same value

javacv

425

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2018-02-19 15:21:03 -0600 S.EB

How to calculate generalized Hough voting of SIFT features for content-based image retrieval?

169

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1

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2017-02-10 04:44:38 -0600 riless

Built library is twice as large as the distributed one

680

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2014-02-25 12:43:33 -0600 solarblast

What's the difference between OpenCV_DIR and OpenCV_BUILD?

487

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2016-04-22 04:11:07 -0600 igor

How to train a CascadeClassifier to detect object with different aspect ratio?

181

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2019-01-29 02:48:15 -0600 H.Nagaty

How can I reconnect the unconnected lines in a signature using dilation or any other filters?

python

352

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2014-10-14 08:02:13 -0600 GilLevi

Having problems with resize/subsample (without interpolation)

626

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2015-03-26 15:09:15 -0600 davifumi89

[c++] VideoCapture always returns a null image

335

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2018-09-26 04:58:15 -0600 tysie

Cross-compiling to banana-pi

388

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2019-12-29 23:20:22 -0600 jaylo

OpenCV Blender causes CL_BUILD_PROGRAM_FAILURE

387

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2018-06-20 09:30:30 -0600 toiski

libtbb segfault on second attempt in boost::thread on ARM/aarch64

392

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2016-10-06 04:09:21 -0600 Schutze

OpenCL latency at first call

390

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2018-07-27 04:23:45 -0600 Eduardo

jacobian in LM optimization in findhomography

findHomography

12,357 questions

how to start gesture programming in opencv

Erroneous projection matrix due to stereoRectify() ?

Disparity Map Using C++

Implementing SURF using iplimage in opencv and c++ unresolved externals

mingw error with python bindings

Saving a Video with OpenCV from webcam without showing video on monitor

Need direction to do crowd density estimation

Why does the CVSVM predict function does'nt work 100% on the same training set

When to use fisheye camera calibration?

how to get a better binary image from low quality image?

Robust edge detection OpenCV

warpAffine memory leak continues in 3.1.0

Why do we pass R and P to undistortPoints() fcn (calib3d module)?

Can we use LSH with SIFT descriptors ?

Train dataset for temp stage can not be filled. Branch training terminated."

what is the android device version must be used with opencv library?

Very similar images, quite different results (BRISK)

face recognition prediction returns the same value

How to calculate generalized Hough voting of SIFT features for content-based image retrieval?

Built library is twice as large as the distributed one

What's the difference between OpenCV_DIR and OpenCV_BUILD?

How to train a CascadeClassifier to detect object with different aspect ratio?

How can I reconnect the unconnected lines in a signature using dilation or any other filters?

Having problems with resize/subsample (without interpolation)

[c++] VideoCapture always returns a null image

Cross-compiling to banana-pi

OpenCV Blender causes CL_BUILD_PROGRAM_FAILURE

libtbb segfault on second attempt in boost::thread on ARM/aarch64

OpenCL latency at first call

jacobian in LM optimization in findhomography

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