Questions - OpenCV Q&A Forum

93

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no

votes

2019-11-21 10:25:45 -0600 JoseAFern

cv::ml::rtrees importance calculation

1k

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no

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no

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2013-07-24 06:47:55 -0600 Apieropan

Problem with LAb color space

147

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no

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2019-12-18 13:12:46 -0600 chnbr

detectMultiScale(...) internal principle ?

detectMultiScale

168

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2016-06-02 11:37:05 -0600 Ragav

Linux video capture does not work cam3 or Image capture in cam1 fails.

289

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no

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2014-02-20 10:13:39 -0600 mtourne

FileStorage and (smart) pointers

88

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no

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2016-08-29 07:14:58 -0600 ven

Clarification about incorrect image matching points in SIFT

SIFT

1k

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2016-08-06 18:23:20 -0600 gregoireg

Distortion camera matrix from real data

190

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2019-07-07 13:15:29 -0600 SebastianU

system vision - only method

computervision

356

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answers

1

vote

2014-01-31 04:11:25 -0600 residentelvio

Color Decorrelation

325

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2019-07-04 19:03:32 -0600 TrinityBomber

Example doesnt correctly

CaptureVideo

459

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no

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2018-02-21 19:21:24 -0600 nibiralpha

sift keypoint into json object

286

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2016-11-22 22:39:28 -0600 rider44

Can I install both OpenCV2.4 and OpenCV3.1 with Homebrew on a Mac?

177

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no

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2018-03-19 02:17:49 -0600 SatishYelike

I have installed OpenCV for Python applications in Windows. I am able to access OpenCV only Administrator login. But not from USERS login. Request your help to access OpenCV from users login

114

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2018-11-08 10:55:34 -0600 Tyrone2142

why are the red rectangle areas not of the same size?

stereorectify

6k

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no

answers

1

vote

2015-09-09 04:39:37 -0600 berak

OpenCV Java how to access or convert List<MatOfPoint> to a list of points (x,y)

java
opencv

203

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2014-11-09 06:50:01 -0600 nicknguyen071093

Face Recoginition - Process is very slow if images from camera doesn't contain face.

deleted

435

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2016-04-17 13:08:06 -0600 Shaswat

findEssentialMat gives wrong results in android

646

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-2

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2018-07-05 12:04:08 -0600 OpenCVNoob69

How do you use OpenCV to find horizontal angle and vertical angle from the center of an image to the center of a rectangular contour?

924

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no

answers

2

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2012-09-27 06:37:13 -0600 Ranjan911

Deploying a asp.net website containing a managed C++/Cli DLL that is using OpenCV Libraries

deployment

923

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no

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2020-07-28 05:11:59 -0600 teshansj

Crosscompile OpenCV 3.2 CMAKE_MAKE_PROGRAM is not set

340

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no

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2017-12-29 14:54:30 -0600 ayoubesswidi

empty bin and lib folders ??

bin

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2015-03-21 08:33:09 -0600 Robo11

Error while mingw32-make

396

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2017-07-14 15:54:40 -0600 Marichelo

Exception in thread "main" java.lang.UnsatisfiedLinkError: ORB.create_0 (IFIIIIIII) J

209

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answers

2

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2019-06-30 06:10:51 -0600 Matouš

How to get error message when running OpenCL kernel

opencl

412

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no

answers

2

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2019-05-27 03:39:49 -0600 Quizzy5889

computeECC returning strange values

python#ecc#opencv

389

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answers

1

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2016-12-03 11:28:20 -0600 Fly

Data-array "organisation" of image Mat. (Mat->GIF)

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()

1k

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no

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2020-02-21 04:06:54 -0600 rudev

HIK USB 3.0 vision camera with OpenCV Python

4k

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no

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2017-01-10 10:17:06 -0600 greengiant83

Can't read camera feed

799

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no

answers

1

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2020-07-07 09:32:14 -0600 cheind

12,357 questions

cv::ml::rtrees importance calculation

Problem with LAb color space

detectMultiScale(...) internal principle ?

Linux video capture does not work cam3 or Image capture in cam1 fails.

FileStorage and (smart) pointers

Clarification about incorrect image matching points in SIFT

Distortion camera matrix from real data

system vision - only method

Color Decorrelation

Example doesnt correctly

sift keypoint into json object

Can I install both OpenCV2.4 and OpenCV3.1 with Homebrew on a Mac?

I have installed OpenCV for Python applications in Windows. I am able to access OpenCV only Administrator login. But not from USERS login. Request your help to access OpenCV from users login

why are the red rectangle areas not of the same size?

OpenCV Java how to access or convert List<MatOfPoint> to a list of points (x,y)

Face Recoginition - Process is very slow if images from camera doesn't contain face.

findEssentialMat gives wrong results in android

How do you use OpenCV to find horizontal angle and vertical angle from the center of an image to the center of a rectangular contour?

Deploying a asp.net website containing a managed C++/Cli DLL that is using OpenCV Libraries

Crosscompile OpenCV 3.2 CMAKE_MAKE_PROGRAM is not set

empty bin and lib folders ??

Error while mingw32-make

Exception in thread "main" java.lang.UnsatisfiedLinkError: ORB.create_0 (IFIIIIIII) J

How to get error message when running OpenCL kernel

computeECC returning strange values

Data-array "organisation" of image Mat. (Mat->GIF)

OpenCV 3.2.0 - Insufficient Memory during use of detectMultiScale()

HIK USB 3.0 vision camera with OpenCV Python

Can't read camera feed

Latex/TikZ chessboard pattern generator

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