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29,830 questions
Tagged
517
views
no
answers
no
votes
2020-09-02 08:09:49 -0600
denisPomidor
A question about the 'floodFill()' function.
FindContour
CV_RETR_FLOODFILL
334
views
no
answers
no
votes
2020-09-02 05:05:44 -0600
JT3D
camera pose rotation to local rotation for an object
camera
to
Local
object
rotation
547
views
1
answer
no
votes
2020-09-01 18:41:04 -0600
becca
Locate specific pixel from left and right view on the disparity map
depthmap
calibrateCamera
DisparityMap
chessboard
corner
359
views
1
answer
no
votes
2020-09-01 09:38:52 -0600
berak
Haar Cascade or ...? OpenCV detection
Haar
cascade
opencv
detection
855
views
1
answer
-1
votes
2020-09-01 02:46:17 -0600
Kermit
Can OpenCV be trained to identify plant species
uav
identifying
plants
crops
385
views
no
answers
no
votes
2020-08-31 11:13:04 -0600
JT3D
local pose of an object from a camera pose
pose
of
Local
object
193
views
no
answers
no
votes
2020-08-31 07:21:07 -0600
berak
Can anyone please tell me what could be the best algorithm for presence absence detection
defectdetection
feature-detection
252
views
1
answer
no
votes
2020-08-31 03:24:19 -0600
berak
Wrong frame position when using the OpenCV 4.3.0
B-frame
358
views
no
answers
no
votes
2020-08-30 15:08:42 -0600
sturkmen
How to Detect Missing part of image
opencv
c++
20k
views
2
answers
4
votes
2020-08-30 08:15:31 -0600
sturkmen
Detach blobs with a contact point
BlobAnalysis
convexityDefects
283
views
no
answers
no
votes
2020-08-30 01:48:27 -0600
sonnguyen9800
Finding corresponding pixel coordinate of a single point before and after cv2.remap
python
opencv
stereocamera
431
views
no
answers
-1
votes
2020-08-29 13:10:18 -0600
timoinnewton
Help with people detection and tracking
tracking
26k
views
1
answer
no
votes
2020-08-29 06:51:03 -0600
hoseinimage
error: (-215:Assertion failed) size.width>0 && size.height>0 in function 'cv::imshow'
assertion
AssertionFailed-215
5k
views
1
answer
no
votes
2020-08-29 06:06:37 -0600
HaniN
OpenCV(3.4.11) Error: Unspecified error (Number of input channels should be multiple of 3 but got 4
android
opencv
310
views
no
answers
no
votes
2020-08-29 03:57:23 -0600
Tonifds
reprojectImageTo3D incorrect results
stereo
stereoMatching
stereocamera
stereorectify
468
views
1
answer
no
votes
2020-08-29 00:48:09 -0600
berak
Where to find implementation of BFMatcher::match
feature-detection
matcher
bfmatcher
333
views
1
answer
no
votes
2020-08-29 00:16:36 -0600
berak
Where to find "opencv_shape440d.lib"
Linking
c++
opencv
windows
visual-studio
639
views
no
answers
no
votes
2020-08-28 11:34:46 -0600
tkw954
Aruco Marker Corners Occasionally Mislocated
aruco
aruco_marker
2k
views
1
answer
no
votes
2020-08-28 11:15:44 -0600
kbarni
I install OpenCv in a raspberry pi 3 with c++
c++
opencv
RaspberryPi
260
views
1
answer
no
votes
2020-08-28 04:49:04 -0600
berak
"GNU Radio" like GUI/Distro for OpenCV
GUI
813
views
no
answers
1
vote
2020-08-28 04:06:54 -0600
bqm1111
CUDACuts for Image Texture Synthesis
CUDA
gpu
graphcut
imagestitching
3k
views
no
answers
no
votes
2020-08-28 02:45:59 -0600
anarayan
Write cv2 frames in MPEG-TS format
ffmpeg
ts
623
views
no
answers
no
votes
2020-08-28 02:11:12 -0600
erdeshkyzy
How should I track multiple dots (1-2 mm) using opencv in real time?
object-tracking
object-detection
opencvpython
linux
4k
views
1
answer
no
votes
2020-08-27 05:48:30 -0600
kbarni
How can I detect curved line?
linedetection
edge-detection
414
views
no
answers
no
votes
2020-08-27 05:04:40 -0600
Scheolin
Camera/Distortion Model Confusion
distortion
lens-distortion
opencvcamera
927
views
1
answer
no
votes
2020-08-27 04:50:36 -0600
berak
Chessboard black square is NOT detected via contour?
cv2.findContours
1k
views
1
answer
no
votes
2020-08-27 00:14:38 -0600
VonChenpPlus
How to multiply cv.Mat by scalar in JS?
js
1k
views
1
answer
no
votes
2020-08-26 21:07:18 -0600
knighto05
Opencv.js - grabcut and GC_INIT_WITH_MASK
grabcut
javascript
mask
1k
views
1
answer
no
votes
2020-08-26 20:14:07 -0600
tym
Improving Haar Cascade results
opencv
haarcascade
1k
views
1
answer
1
vote
2020-08-26 18:10:12 -0600
sturkmen
OpenCV modules 3rd-party dependencies
android
3rdparty
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