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12,357 questions
Tagged
396
views
no
answers
no
votes
2015-01-29 10:56:46 -0600
panchenko.dm
detect handball gates on the video
Pattern_recognition
sports
video-processing
81
views
no
answers
no
votes
2015-01-01 18:28:02 -0600
AuroraBlaze
unable to train using opencv_traincascade (window7 cmd)
opencv
window7
cmd
182
views
no
answers
no
votes
2018-09-28 06:20:42 -0600
alex_s
Difference in time for YOLOv3
Yolov3
499
views
no
answers
no
votes
2013-09-23 15:00:54 -0600
123ezone
How to create a Rhombus using openCV
c++
roi
752
views
no
answers
no
votes
2019-04-09 01:36:11 -0600
berak
unable to replicate fisheye.stereoRectify results in Python
stereorectify
fisheye
6k
views
no
answers
no
votes
2017-01-25 12:29:02 -0600
victor.dmdb
VIDEOIO ERROR: V4L
videoio
videocapture
url
909
views
no
answers
no
votes
2014-07-31 13:20:24 -0600
Pringles
Identifiers not found: createHanningWindow and phaseCorrelate
phasecorrelate
createHanningWindow
identifier
not
found
284
views
no
answers
no
votes
2017-03-23 13:15:25 -0600
newbie123
export Gaussian mixture model of backgroundsubtractorMOG2
c++opencv
background_segm
gaussianMixtureModel
sourcecode
259
views
no
answers
no
votes
2017-06-22 01:40:45 -0600
berak
compilie opencv3.1/3.2 on ubun16.04,cuda8,python2.7 still failed
cuda8
opencv3.2
ubun16.04
python2.7
288
views
no
answers
no
votes
2020-05-01 10:16:55 -0600
berak
Issue running mingw32-make in build folder
Video
mingw32-make
build-error
66
views
no
answers
-1
votes
2018-06-02 16:04:55 -0600
biza
print lines on the original image
opencv
154
views
no
answers
no
votes
2016-12-06 11:27:12 -0600
dineshlama
error using Lab color space
LAB
CIE-LAB
316
views
no
answers
no
votes
2013-07-10 10:23:43 -0600
jiapei100
Detect Corners Using cornerHarris ?
cornerHarris
corners
546
views
no
answers
no
votes
2015-08-07 16:28:15 -0600
saihv
Pose estimation: solvePnP and epipolar geometry do not agree
pose-estimation
SOLVEPNP_ITERATIVE
essential-matrix
282
views
no
answers
no
votes
2018-10-05 15:12:11 -0600
bdfy
How to install opencv/python in windows from source
installation
488
views
no
answers
no
votes
2020-04-06 09:51:17 -0600
GRASBOCK
CMake links dynamically even though its supposed to link statically [cross compilation Linux -> Windows]
c++#opencv#mingw
618
views
no
answers
no
votes
2015-04-22 08:13:26 -0600
NumesSanguis
Gender classification tutorial Error: matrix is not continuous
Gender
GenderDetection
classification
c++
tutorial
513
views
no
answers
no
votes
2017-03-28 06:34:00 -0600
iuq
Why am I getting empty stitched image?
android#opencv
image-stitching
stitcher
c++opencv#stitching
534
views
no
answers
no
votes
2015-08-18 12:08:26 -0600
Longhorn
PointCloud Using Regular Camera
PCL
RGB
camera
619
views
no
answers
no
votes
2013-12-01 10:39:40 -0600
toadle
Looking for a good way to detect positions of icons (iOS)
icon
628
views
no
answers
no
votes
2014-07-11 08:31:02 -0600
Tariq
occasional crash in cascadeclassifier_gpu.detectMultiScale(...)
#CUDA5.5
#openCV2.4.6
#assertionerror
3k
views
no
answers
1
vote
2019-01-21 21:05:29 -0600
Kishore
How to Convert RGB to YUV(NV21)
imagesc#opencv#c++
android#opencv
rgb2yuv
466
views
no
answers
no
votes
2017-07-26 05:43:32 -0600
Dexter2653
Build OpenCV with FFMpeg for iOS
ios
ffmpeg
2k
views
no
answers
no
votes
2014-04-20 02:22:18 -0600
RajkumarR
OpenCV - QueryFrame() returns older image from the webcam
QueryFrame
236
views
no
answers
1
vote
2014-03-11 14:55:22 -0600
BananaCode
Type of Matrix of a depth Image
#Mat#opencv#c++
209
views
no
answers
no
votes
2018-09-14 03:49:06 -0600
sazr
Understanding the effects of Gabor kernel parameters
edge-detection
kernel
gabor
161
views
no
answers
1
vote
2015-11-10 18:06:52 -0600
mew
Why does Vis3d::spin() complete instantly without user input?
opencv3
vis3d
179
views
no
answers
1
vote
2014-05-26 02:57:05 -0600
SPV_86
Understanding the use of EM
EM
python
359
views
no
answers
no
votes
2014-08-19 05:20:12 -0600
lilouch
C++/OpenCV - How can i get my image after using flann::index? (With BoF)
#opencv
#c++
#FLANN
#matching
146
views
no
answers
no
votes
2018-12-24 11:22:15 -0600
iro
How to separate out markings written by black pen,pencil,sketch pen
morphing
Thresholding
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