Questions - OpenCV Q&A Forum

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2020-07-02 13:24:25 -0600 alan89

Detect head using Haar Cascade, wont detect tilted head?

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2020-07-03 14:33:16 -0600 Sara Ahmed

OpenCV Decompose projection matrix outputs

94

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2020-07-02 12:25:46 -0600 carrotf

old JRE version for opencv4.3 jar file

455

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2020-07-02 06:53:03 -0600 prasanna_18

How to calculate disparity image for Left to Right from Right to Left andvice versa?

263

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2020-07-02 03:28:38 -0600 berak

I am unable to load image using openCV and using visual studio for c++ code.

417

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2020-07-01 14:46:11 -0600 JeffTheMess

Opencv Revert back to a higher resolution than what I set.

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2020-07-01 09:35:11 -0600 bkkuan

warning: field of class type without a DLL interface used in a class with a DLL interface

opencv

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2020-07-17 04:22:47 -0600 snehal

vignetting correction

c++
opencv

183

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2020-06-30 20:59:01 -0600 supra56

Inline undistorting an image

lens-distortion

367

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2020-06-30 09:44:48 -0600 astronaut

How to get 2d correspondances for 3d cad model points for non textured objects?

112

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2020-06-30 07:52:23 -0600 MohammedArbaz Shaikh

Which version of OpenCV is suitable for android 3.6.1 and greater visions?

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2020-06-30 06:44:11 -0600 redhwan

remove opencv 4.2 ubuntu 16.04

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2020-06-30 03:43:58 -0600 DanielTan

Using OpenCV on MbedOS

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2020-06-30 06:05:01 -0600 supra56

fatal error C1083: Cannot open include file: 'pthread.h': No such file or directory

cmake-gui

622

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2020-06-30 02:51:04 -0600 berak

I got an Error Code LNK2019

LNK2019
hdf

167

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2020-06-29 20:56:31 -0600 bernard55

Need advice on how to clean noise out of image

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2020-06-29 13:07:56 -0600 Riya208

How to superimpose heatmap of size (1024, 1024) on Image of size (1024, 1024, 3)?

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2020-06-29 11:15:16 -0600 LoveOpencv

Gradually increased memory of jetson nano in the decoding of multi-stream using Gstreamer+Opencv

978

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2020-06-28 14:41:06 -0600 VRDEV

OpenCV CUDA SURF Performance vs CPU version

329

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-1

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2020-06-28 10:54:26 -0600 Dragonfly Robotics

OpenCV Training Custom Haar Cascade with Python 3

112

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2020-06-27 20:13:58 -0600 Malathi_72

Align the image contents vertically

deskewing

476

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2020-06-27 16:22:30 -0600 hak16

seamlessClone flickering

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2020-06-27 12:04:15 -0600 Marcin Osypka

Opencv.js 4.4 in web worker is not loading

js
OpenCV.js

708

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1

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2020-06-27 03:31:33 -0600 supra56

Selective remove or blur logo in image

113

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2020-06-26 09:16:00 -0600 albeh95

Cluster(Mat) function taking too long

bowkmeanstrainer

576

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2020-06-27 05:20:58 -0600 ShrutheeshIR

RecoverPose default arguments

132

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2020-06-26 06:33:28 -0600 supra56

Att: moderator

Attention

79

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2020-06-25 23:02:12 -0600 moses

How do i make the Facial Recognition more acurrate in terms of prediction

LBPH

214

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2020-06-26 03:25:41 -0600 supra56

What specifically are the corners and sizes used by cv.detail.resultRoi()?

1k

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2020-06-24 23:05:05 -0600 neel19

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

12,357 questions

Detect head using Haar Cascade, wont detect tilted head?

OpenCV Decompose projection matrix outputs

old JRE version for opencv4.3 jar file

How to calculate disparity image for Left to Right from Right to Left andvice versa?

I am unable to load image using openCV and using visual studio for c++ code.

Opencv Revert back to a higher resolution than what I set.

warning: field of class type without a DLL interface used in a class with a DLL interface

vignetting correction

Inline undistorting an image

How to get 2d correspondances for 3d cad model points for non textured objects?

Which version of OpenCV is suitable for android 3.6.1 and greater visions?

remove opencv 4.2 ubuntu 16.04

Using OpenCV on MbedOS

fatal error C1083: Cannot open include file: 'pthread.h': No such file or directory

I got an Error Code LNK2019

Need advice on how to clean noise out of image

How to superimpose heatmap of size (1024, 1024) on Image of size (1024, 1024, 3)?

Gradually increased memory of jetson nano in the decoding of multi-stream using Gstreamer+Opencv

OpenCV CUDA SURF Performance vs CPU version

OpenCV Training Custom Haar Cascade with Python 3

Align the image contents vertically

seamlessClone flickering

Opencv.js 4.4 in web worker is not loading

Selective remove or blur logo in image

Cluster(Mat) function taking too long

RecoverPose default arguments

Att: moderator

How do i make the Facial Recognition more acurrate in terms of prediction

What specifically are the corners and sizes used by cv.detail.resultRoi()?

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

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