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32,835 questions
Tagged
5
views
no
answers
-1
votes
2020-04-07 15:20:17 -0500
sonam
cv2.error: OpenCV(4.2.0)
2dimage
9
views
no
answers
no
votes
2020-04-07 13:16:17 -0500
lungen.tech
OpenCV python VideoWriter works on Windows but not on Ubuntu
cv2.VideoWriter
3
views
no
answers
no
votes
2020-04-07 09:40:54 -0500
TheCakeLover
hpoints > 0: Error using convexityDefects()
convexHull
defect
convexityDefect
98
views
1
answer
no
votes
2020-04-07 09:06:53 -0500
zelda
Android studio: undefined reference to cv::Stitcher
android
stitcher
CMakeLists
12
views
no
answers
no
votes
2020-04-07 04:44:43 -0500
gaby
SIGSEGV in libopencv_core.4.1.dylib called from java, works on one machine but not another [closed]
4.1
java
macos10.15.4
14
views
no
answers
1
vote
2020-04-07 02:26:43 -0500
hamsolo474
contourArea strange behaviour
contours
contourArea
python
12
views
no
answers
no
votes
2020-04-07 01:42:41 -0500
berak
Measuring color difference from an ROI within the image using DeltaE color difference?
Euclidean_distance
color-segmentation
10
views
no
answers
no
votes
2020-04-06 23:30:25 -0500
George_cwg
_MM_PERM_ACBD problem in opencv 4.3.0 compiling
_MM_PERM_ACBD
undeclared
identifier
13
views
no
answers
no
votes
2020-04-06 22:01:23 -0500
LearningCV
training haar cascade with single positive sample
opencv_createsamples
opencv_traincascade
7
views
no
answers
no
votes
2020-04-06 16:51:53 -0500
becca
Stereo Camera fisheye rectification problem
Rectification
fisheye
stereo-calibration
13
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
37
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
10
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
10
views
no
answers
no
votes
2020-04-06 13:04:40 -0500
becca
Fisheye rectification on stereo camera problem
Rectification
29
views
no
answers
-1
votes
2020-04-06 12:00:46 -0500
anitarentz
I need help to install openCV
opencv#c++#Install
16
views
no
answers
no
votes
2020-04-06 11:53:53 -0500
kane17752
openCVSharp [closed]
opencvsharp
memory
memoryleak
14
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
17
views
no
answers
-1
votes
2020-04-06 10:21:08 -0500
Jack.Reacher
Extract Logo and Text from Visiting Card Image with coordinates
python
opencv
6
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
17
views
no
answers
no
votes
2020-04-06 09:22:19 -0500
Pigeon
How to know the orientation of the QR Code?
qrcode
orientation
40
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
11
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
17
views
no
answers
no
votes
2020-04-06 07:09:14 -0500
dorohedoro
Robust OCR on alternating-distance handwritten grades
python3
OCR
dynamic_cropping
17
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
29
views
1
answer
no
votes
2020-04-06 04:05:57 -0500
berak
How to use FPS module
opencv
python
CaptureVideo
28
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
23
views
no
answers
no
votes
2020-04-06 01:37:25 -0500
berak
Checking for Numbers of Blood Vessels Junctions Detected
image-processing
drawing
12
views
no
answers
-1
votes
2020-04-05 13:25:52 -0500
lencls
How can i make matchtemplate with threshold (java maeven)
java
matchTemplate
21
views
no
answers
no
votes
2020-04-05 11:52:16 -0500
andrei186
multiplying homography and image matrices
multiplying
homography
and
image
matrices
37
views
1
answer
no
votes
2020-04-05 11:32:37 -0500
supra56
Face detection and time - video
Facedetection
1
2
3
4
5
...
1095
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