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29,830 questions
Tagged
249
views
1
answer
no
votes
2017-01-20 07:03:42 -0600
berak
How can I reshape matrix 1xn to matrix sqrt(n)xsqrt(n) ?
reshape
matrix
1k
views
1
answer
no
votes
2017-01-20 07:02:51 -0600
LBerger
Building OpenCV
cmake
build
4k
views
1
answer
3
votes
2017-01-20 06:57:32 -0600
HG
Stereo Rectify doesn't rectify even with correct M and D
Opencv3.0
stereorectify
Stereovision
1k
views
1
answer
no
votes
2017-01-20 01:39:43 -0600
Helios
Building with SURF_CUDA
SURF
CUDA
gpu
xfeatures2d
nonfree
3k
views
2
answers
1
vote
2017-01-19 18:47:24 -0600
Tetragramm
How to increase warpPerspective Or warpAffine precision?
opencv
c++
transform
Imgproc
warpAffine
WarpPerspective
2k
views
no
answers
-1
votes
2017-01-19 18:46:23 -0600
Aokiji
Java VideoCapture is Open, But Mat.read(frame) is Always false
videocapture
notreading
java
opencv
Mat
frames
175
views
1
answer
no
votes
2017-01-19 11:28:07 -0600
berak
Not able to visualize the image
opencv
c++
625
views
4
answers
no
votes
2017-01-19 11:08:41 -0600
sarmad
Plotting values from video frames
opencv
c++
768
views
1
answer
no
votes
2017-01-19 10:24:37 -0600
ptemple
ORB assertion failed with OpenCV 3.0.0 [closed]
ORB
assertionerror
171
views
1
answer
no
votes
2017-01-19 09:59:06 -0600
StevenPuttemans
could somebody give me the opencv2.4.9 source code?
help
1k
views
no
answers
no
votes
2017-01-19 09:03:09 -0600
LBerger
HOW TO USE SIFT WITH VIDEO [closed]
SIFT
videocapture
868
views
1
answer
no
votes
2017-01-19 08:27:34 -0600
berak
I want to capture video from webcam, but window disappears after capturing one frame
videocapture
opencv3.2
c++
104
views
no
answers
no
votes
2017-01-19 08:03:13 -0600
kabdriver
Mutliple ocjets in Classifier
cascadeclassifier
164
views
no
answers
no
votes
2017-01-19 08:01:34 -0600
kabdriver
Classifier with a lot of false positive
haartraning
289
views
no
answers
no
votes
2017-01-19 05:45:28 -0600
Koray
Cannot make EmguCV-OpenCV BOW Categorization work properly
BOW
CvSVM
SURF
1k
views
1
answer
no
votes
2017-01-19 05:14:47 -0600
pi-null-mezon
What is the most efficient way to read the frame rate from a camera ?
framerate
camera
242
views
1
answer
no
votes
2017-01-19 04:50:02 -0600
pi-null-mezon
OpenCV for iOS development on Windows
ios
visualstudio
windows
c++
1k
views
no
answers
no
votes
2017-01-19 02:46:34 -0600
subha
Read and save YUV images
c++#opencv
803
views
no
answers
no
votes
2017-01-19 01:43:43 -0600
renV
OpenCV 2.4.12 dependencies [closed]
Windows10
DLL
562
views
no
answers
no
votes
2017-01-18 23:12:15 -0600
Rashmi
How to find correct Region of interest for different dpi images?
opencv
python
image-processing
3k
views
no
answers
no
votes
2017-01-18 22:56:04 -0600
errcw
Improving canny+contours image segmentation? [closed]
segmentation
canny
200
views
no
answers
no
votes
2017-01-18 17:42:52 -0600
aoatoa
Set a portion of gpuMat
gpumat
mask
8k
views
2
answers
no
votes
2017-01-18 17:38:23 -0600
SirM2X
Back-projecting a 2d point to a ray
backprojection
unproject
343
views
1
answer
1
vote
2017-01-18 15:35:46 -0600
LBerger
Extract writing from colorful background
segmentation
colorfilter
threshold
3k
views
1
answer
no
votes
2017-01-18 14:19:47 -0600
LBerger
OpenCV code for single image super-resolution
c++
opencv
super-resolution
github
superRes
1k
views
1
answer
no
votes
2017-01-18 12:18:12 -0600
LBerger
How to take out certain 2D matrix from 3D Mat matrix?
Mat
3dmatrix
2k
views
no
answers
1
vote
2017-01-18 10:37:51 -0600
caruofc
How to stop using GPU in OpenCV 3.2? [closed]
opencl
gpu
2k
views
2
answers
no
votes
2017-01-18 10:20:18 -0600
Eduardo
Put two or more frames in one output window
Video
combine
2k
views
2
answers
no
votes
2017-01-18 06:10:31 -0600
Pedro Batista
Recognize and track "closed line" objects [closed]
object-tracking
Convex
closed
Line
275
views
1
answer
no
votes
2017-01-18 02:40:00 -0600
berak
Load a csv containing string
csv
read_csv
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