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32,826 questions
Tagged
6
views
no
answers
no
votes
2020-04-06 14:32:47 -0500
andrei186
extract RGB values from ptr[c] = cv::Vec3b(ptr[c][2], ptr[c][1], ptr[c][0]);
extract
RGB
values
from
Ptr
30
views
1
answer
no
votes
2020-04-06 14:15:59 -0500
supra56
How to create a Binary Mask for medical images
python
image-processing
3
views
no
answers
no
votes
2020-04-06 13:06:20 -0500
stefanos.dimos
How to properly estimate the Z rotation using ArUco Markers
aruco
opencv
camera
pose_estimation
orientation
2
views
no
answers
no
votes
2020-04-06 13:04:40 -0500
becca
Fisheye rectification on stereo camera problem
Rectification
11
views
no
answers
-1
votes
2020-04-06 12:00:46 -0500
anitarentz
I need help to install openCV
opencv#c++#Install
9
views
no
answers
no
votes
2020-04-06 11:53:53 -0500
kane17752
openCVSharp
opencvsharp
memory
memoryleak
11
views
no
answers
no
votes
2020-04-06 10:21:59 -0500
Umut
How to copy shared OpenCV libraries to cmake's folder?
c++#opencv#ubuntu
3
views
no
answers
no
votes
2020-04-06 10:21:08 -0500
Jack.Reacher
Extract Logo and Text from Visiting Card Image with coordinates
python
opencv
2
views
no
answers
no
votes
2020-04-06 09:51:17 -0500
GRASBOCK
CMake links dynamically even though its supposed to link statically [cross compilation Linux -> Windows]
c++#opencv#mingw
12
views
no
answers
no
votes
2020-04-06 09:22:19 -0500
Pigeon
How to know the orientation of the QR Code?
qrcode
orientation
11
views
no
answers
no
votes
2020-04-06 09:12:21 -0500
berak
error: (-215:Assertion failed) nelems <= size_t(INT_MAX)*size_t(INT_MAX) in function 'cv::Mat::reserveBuffer'
stereodisparity
8
views
no
answers
no
votes
2020-04-06 07:15:01 -0500
Leprechault
[Darknet] Cannot load image "-dont_show" despite patch of images and opencv OK
darknet
12
views
no
answers
no
votes
2020-04-06 07:09:14 -0500
dorohedoro
Robust OCR on alternating-distance handwritten grades
python3
OCR
dynamic_cropping
15
views
no
answers
no
votes
2020-04-06 05:00:36 -0500
jcb
expectation-maximization with Gaussian mixture model on a 1D Histogram
Expectation
Maximization
Gaussian
Mixture
histogram
1D
24
views
1
answer
no
votes
2020-04-06 04:05:57 -0500
berak
How to use FPS module
opencv
python
CaptureVideo
25
views
1
answer
no
votes
2020-04-06 02:48:08 -0500
berak
'NoneType' object is not subscriptable error after read some fames
opencv
python
CaptureVideo
20
views
no
answers
no
votes
2020-04-06 01:37:25 -0500
berak
Checking for Numbers of Blood Vessels Junctions Detected
image-processing
drawing
9
views
no
answers
-1
votes
2020-04-05 13:25:52 -0500
lencls
How can i make matchtemplate with threshold (java maeven)
java
matchTemplate
19
views
no
answers
no
votes
2020-04-05 11:52:16 -0500
andrei186
multiplying homography and image matrices
multiplying
homography
and
image
matrices
35
views
1
answer
no
votes
2020-04-05 11:32:37 -0500
supra56
Face detection and time - video
Facedetection
14
views
1
answer
no
votes
2020-04-05 11:21:18 -0500
simonesimo97
SIFT with very similar objects
SIFT
opencv
Keypoints
false
positive
16
views
no
answers
no
votes
2020-04-05 09:14:55 -0500
Ceranthor
Creating image from polar coordinates
opencv#python
29
views
1
answer
no
votes
2020-04-05 04:26:13 -0500
berak
VideoCapture from unsupported API
CaptureVideo
17
views
no
answers
no
votes
2020-04-04 23:17:01 -0500
AaronB
Converting from OpenCV 3.4 to 4.2 divide issue (different results)
divide
opencv3.4
opencv4.2
18
views
1
answer
no
votes
2020-04-04 20:50:36 -0500
supra56
AttributeError: 'NoneType' object has no attribute 'shape'
python#opencv#
20
views
no
answers
no
votes
2020-04-04 14:30:06 -0500
D_Deepak
How to increase width of a line, which is an output of Canny edge detector in OpenCV
cannyEdge
cannyedgedetection
cvCanny
canny
70
views
no
answers
no
votes
2020-04-04 14:21:29 -0500
D_Deepak
What (if any) exact normalization is done on high_threshold and gradient_magnitude in Canny edge detector in OpenCV
cannyEdge
cannyedgedetection
cvCanny
canny.
41
views
2
answers
no
votes
2020-04-04 12:56:16 -0500
supra56
How to convert dashed lines to solid?
dashedline
18
views
no
answers
no
votes
2020-04-04 11:45:20 -0500
balourdos
ArUco: Getting the coordinates of a marker in the coordinate system of another marker
aruco
3dprojection
coordinate-system
26
views
no
answers
no
votes
2020-04-04 11:40:48 -0500
robin32
cv::cuda morphology much slower than cv::morphologyEx
cuda#opencv#cpp
1
2
3
4
5
...
1095
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