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33,437 questions
Tagged
1
view
no
answers
no
votes
2020-09-25 05:48:23 -0500
jast_r
Preform separation and image segmentation
c++
opencv
segmentation
defectdetection
366
views
2
answers
no
votes
2020-09-25 05:36:01 -0500
Shassk
How to separate objects wich have the same color
objectdetection
1
view
no
answers
no
votes
2020-09-25 05:34:38 -0500
Supreeth Kumar Y P
How to update UMat when Mat is updated?
c++
opencv
Mat
UMat
opencl
2
views
no
answers
no
votes
2020-09-25 05:21:10 -0500
Shassk
Determine new coordinates of pixel after calibration + remap
calibration
7
views
no
answers
no
votes
2020-09-25 02:54:32 -0500
wil-den
peculiar docker problem
opencv-python
docker
error
strange
14
views
no
answers
no
votes
2020-09-24 18:49:14 -0500
greggaz
Cannot decode server-sent uchar vector on client side: Empty Mat results.
socket
imencode
imdecode
uchar
receive
send
8
views
no
answers
no
votes
2020-09-24 16:10:24 -0500
Leonardo_ads
imencode not working with ".jpg" extension (Access violation reading location)
imencode
97
views
1
answer
1
vote
2020-09-24 15:46:36 -0500
archimedium
warpPerspective() to a different origin [SOLVED]
geometric-transform
41
views
1
answer
no
votes
2020-09-24 14:05:44 -0500
sturkmen
Detect objects even though they touch the border of an image
opencv#python
13
views
no
answers
no
votes
2020-09-24 13:01:09 -0500
Mark S
ArUco Thresholding Window Size
aruco
adaptiveThreshold
threshold
68
views
no
answers
no
votes
2020-09-24 11:27:38 -0500
Maxime
Imread with preallocated data pointer (cuda unified memory) is reallocating with the exact same size, but shouldn't [closed]
c++
imread
CUDA
memory_allocation
17
views
1
answer
no
votes
2020-09-24 10:44:53 -0500
berak
how to solve (-215:Assertion failed) !empty() in function 'cv::CascadeClassifier::detectMultiScale'
opencv
python
15
views
no
answers
no
votes
2020-09-24 10:30:56 -0500
kilwa
how can i draw a contours in specific region
opencv
python
9
views
no
answers
no
votes
2020-09-24 08:12:26 -0500
Eds001
cv2 draw contours issue- Python for Raspberry Pi
cv.drawContours
returned
9
views
no
answers
no
votes
2020-09-24 07:37:13 -0500
Maxime
Why imread is reallocating data buffer
imread
c++
pointers
7
views
no
answers
no
votes
2020-09-24 05:42:44 -0500
Den
Opencv.js - findPerspective returns wrong corners coordinates
js
opencv-js
OpenCV.js
20
views
1
answer
no
votes
2020-09-24 05:12:14 -0500
mvuori
cv:imwrite Python error with Windows: can't open file for writing: permission denied
python3
windows
imwrite
opencv
9
views
no
answers
no
votes
2020-09-24 02:23:29 -0500
aliakseis
Measuring of lanes or stripes on noisy and underexposed images
opencv
computer-vision
image-recognition
9
views
no
answers
no
votes
2020-09-24 01:19:44 -0500
aiubian
What's the pseudocode or algorithm inside solvePnP's SOLVEPNP_ITERATIVE flag?
solvePnP
Levenberg-Marquardt
SOLVEPNP_ITERATIVE
17
views
no
answers
no
votes
2020-09-23 10:58:33 -0500
SherSoni
H265 ffmpeg parameters [closed]
H265
24
views
no
answers
no
votes
2020-09-23 10:56:24 -0500
SherSoni
H265 Performance
H265
12
views
no
answers
no
votes
2020-09-23 07:41:59 -0500
Bluesailor
no such module in import on Xcode with cocoapod OpenCV2
xcode-12
opencv
14
views
1
answer
no
votes
2020-09-23 05:57:04 -0500
berak
can't find QuasiDenseStereo in opencv_contrib_python
python
stereo
QuasiDenseStereo
10
views
no
answers
no
votes
2020-09-23 05:03:17 -0500
PavelP
knnMatch/BFHamming bug or not?
knnmatch
features2d
ORB
akaze
c++
21
views
no
answers
no
votes
2020-09-23 03:16:31 -0500
berak
how to get a outputarrayofarrays
data-structure
19
views
1
answer
no
votes
2020-09-23 01:43:01 -0500
askquestionguy
Where can i find the source code implementation of cv::Laplacian()
laplacian
Imgproc
implementation
32
views
1
answer
-1
votes
2020-09-23 01:34:05 -0500
berak
What are realistic processing times for object tracking
image-processing
computer-vision
42
views
1
answer
1
vote
2020-09-22 15:55:52 -0500
aqiff98
Error importing cv2 after compiling OpenCV from source (Python)
opencv#python
59
views
1
answer
no
votes
2020-09-22 10:41:39 -0500
ConnorM
Assertion Failed ( fabs(sc) > DBL_EPSILON ) using aruco::calibrateCameraCharuco
aruco
calibration
camera
charuco
calibrateCamera
27
views
1
answer
no
votes
2020-09-22 10:41:03 -0500
ConnorM
Chessboard Calibration DBL_EPSILON error
camera
calibration
stereo
chessboard
1
2
3
4
5
...
1115
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