Questions - OpenCV Q&A Forum

12

views

1

answer

no

votes

2019-01-20 12:50:31 -0500 berak

Face Landmarks and face identification

10

views

no

answers

no

votes

2019-01-20 10:58:28 -0500 WolfG

opencv and tesseract on windows

84

views

2

answers

no

votes

2019-01-20 10:44:23 -0500 berak

How to calculate the angle between camera and a person?

50

views

1

answer

no

votes

2019-01-20 10:31:55 -0500 berak

codes after waitKey(0) not running

opencv

16

views

1

answer

-1

votes

2019-01-20 09:00:36 -0500 berak

what is the fast way to cut image to half

opencv#python#numpy

31

views

no

answers

no

votes

2019-01-20 06:05:36 -0500 kundo

video capture problem

14

views

1

answer

no

votes

2019-01-20 05:50:43 -0500 berak

Problem with imread function

11

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no

answers

no

votes

2019-01-20 04:30:50 -0500 Anupam Mishra

How to get cell position of an image matrix ?

CV

11

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no

answers

no

votes

2019-01-20 04:17:54 -0500 Mahajan

What does it mean to have negative pixels stored in an image? How is it useful?

21

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1

answer

no

votes

2019-01-20 03:44:50 -0500 berak

I try to use hog and svm to train my data and make it can calcify whether it's a arrow or not. I prepared two file and try to train it. When I compile it shows me these error.

33

views

2

answers

1

vote

2019-01-19 17:40:38 -0500 sjhalayka

How can I check if the monitor is connected in Windows / Linux?

11

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no

answers

no

votes

2019-01-19 16:15:23 -0500 Mantabit

How to get Debug Libraries from Source code on Linux

13

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no

answers

no

votes

2019-01-19 15:59:14 -0500 matt.kunstman

Working with OpenCV 4.0.1 and Android Studio but getting R.Styleable errors

22

views

1

answer

no

votes

2019-01-19 14:35:41 -0500 Tetragramm

Transform 2D Point into 3D Line

51

views

1

answer

no

votes

2019-01-19 14:32:48 -0500 Tetragramm

Conversion 16bit image to 8 bit image

c++
opencv

20

views

1

answer

no

votes

2019-01-19 14:09:29 -0500 Tetragramm

cv::undistortPoints not working for me ....

17

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no

answers

no

votes

2019-01-19 09:09:27 -0500 Sky31

How to Label the image dataset?

34

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no

answers

no

votes

2019-01-19 08:23:05 -0500 Firelife

How can I get bounding box around the specific quadrants(locations) the difference is in, instead of the exact difference of contents in image?

21

views

1

answer

no

votes

2019-01-19 05:45:51 -0500 Eduardo

is it possible to calculate a points 3D X and Y coordinate by inverting camera matrix

3dreconstruction

27

views

1

answer

no

votes

2019-01-19 03:04:20 -0500 berak

Drawing rectangles from contours in Android

14

views

no

answers

no

votes

2019-01-19 01:26:54 -0500 Ashish Sharma

Traceback (most recent call last): File "<pyshell#0>", line 1, in <module> import cv2 ImportError: DLL load failed: %1 is not a valid Win32 application.

64-bitwindows

36

views

no

answers

no

votes

2019-01-18 11:33:28 -0500 mrjbom

Imread does not read the file

imread
image

13

views

no

answers

no

votes

2019-01-18 09:04:48 -0500 unix78

libopencv_java343.so is missing

18

views

1

answer

no

votes

2019-01-18 08:43:34 -0500 berak

SVM on CUDA

13

views

no

answers

no

votes

2019-01-18 08:15:18 -0500 thepate94227

KMeans doesn't work perfect with HSV_FULL, cv2.merge doesn't work

18

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no

answers

no

votes

2019-01-18 07:33:20 -0500 arvids.p

BackgroundSubtractor is not a member of 'cv' on VS17 C++

33

views

no

answers

no

votes

2019-01-18 06:44:57 -0500 Carl_AB

image binaryzation

c++

22

views

1

answer

no

votes

2019-01-18 04:58:38 -0500 vps

Problem with cuda hog people detection

41

views

1

answer

no

votes

2019-01-18 03:31:05 -0500 snehal

LUT for 16bit image

c++
opencv

40

views

1

answer

no

votes

2019-01-18 03:08:32 -0500 dgalland

29,475 questions

Face Landmarks and face identification

opencv and tesseract on windows

How to calculate the angle between camera and a person?

codes after waitKey(0) not running

what is the fast way to cut image to half

video capture problem

Problem with imread function

How to get cell position of an image matrix ?

What does it mean to have negative pixels stored in an image? How is it useful?

I try to use hog and svm to train my data and make it can calcify whether it's a arrow or not. I prepared two file and try to train it. When I compile it shows me these error.

How can I check if the monitor is connected in Windows / Linux?

How to get Debug Libraries from Source code on Linux

Working with OpenCV 4.0.1 and Android Studio but getting R.Styleable errors

Transform 2D Point into 3D Line

Conversion 16bit image to 8 bit image

cv::undistortPoints not working for me ....

How to Label the image dataset?

How can I get bounding box around the specific quadrants(locations) the difference is in, instead of the exact difference of contents in image?

is it possible to calculate a points 3D X and Y coordinate by inverting camera matrix

Drawing rectangles from contours in Android

Traceback (most recent call last): File "<pyshell#0>", line 1, in <module> import cv2 ImportError: DLL load failed: %1 is not a valid Win32 application.

Imread does not read the file

libopencv_java343.so is missing

SVM on CUDA

KMeans doesn't work perfect with HSV_FULL, cv2.merge doesn't work

BackgroundSubtractor is not a member of 'cv' on VS17 C++

image binaryzation

Problem with cuda hog people detection

LUT for 16bit image

HDR Merge process called without the the response arg

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