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29,830 questions
Tagged
692
views
no
answers
no
votes
2019-09-26 16:42:39 -0600
dsweeney
Convert RGB/A Mat to YCbCr Y Plane and CbCr Plane
cvCvtColor
RGB
RGBtoYCBCR
290
views
1
answer
no
votes
2019-09-27 00:35:38 -0600
berak
Curious as to why keypoints in video of static room seem to come and go
SIFT
1k
views
1
answer
no
votes
2019-09-27 03:57:57 -0600
Isath
Reprojectimageto3d output
opencv
python
reprojectImageTo3D
2k
views
1
answer
no
votes
2020-04-08 15:28:04 -0600
noshky
SolvePNP_P3P doesn't work for 4 points. Please help.
solvePnP
extrinsic
P3P
calibration
CV_64F
290
views
no
answers
no
votes
2019-09-27 16:05:37 -0600
frengo
AgeGender example of learnopencv blog
learnopencv
dnn
1k
views
no
answers
-1
votes
2019-09-30 13:55:31 -0600
sharmila
How to save openCV as a pickle file?
save
1k
views
no
answers
no
votes
2019-09-27 22:29:39 -0600
vasanthahr
How to load any of this tracking algorithm in opencvjs(BOOSTING, MIL, KCF, TLD, MEDIANFLOW, GOTURN, MOSSE or CSRT)
opencvjs
c++
opencv
python
1k
views
no
answers
no
votes
2019-09-28 07:11:42 -0600
Walshie1987
RTSP OpenCV Too Short Data and other errors
rtsp
489
views
no
answers
no
votes
2019-09-28 09:39:31 -0600
ak1
getoptimalnewcameramatrix function for omndirectional camera?
stereo-calibration
stereorectify
Rectification
omnidirectional
80
views
no
answers
no
votes
2019-09-29 12:18:32 -0600
dtx0908
Building OpenCV for 32 bit codeblocks giving error in mingw32-make
opencv
codeblocks
1k
views
no
answers
no
votes
2019-09-30 04:00:53 -0600
Debugger
Passing C++ cv::Mat to Image in C# [closed]
c++
opencv
148
views
1
answer
no
votes
2019-09-30 08:26:04 -0600
berak
Sub Mat in mulidimensional Mat
c++
1k
views
no
answers
no
votes
2019-09-30 06:06:35 -0600
Martian
Build OpenCV 4 with reference to Anaconda 'environment'
anaconda
environment
340
views
no
answers
no
votes
2019-09-30 07:48:59 -0600
Akhil Patel
eye blink detection in python [closed]
python
drawcontour
133
views
no
answers
no
votes
2019-09-30 08:25:59 -0600
antithing
test transform between two cameras with projectPoints? [closed]
stereo-calibration
3dprojection
projectPoints
155
views
no
answers
no
votes
2019-09-30 19:10:43 -0600
esleidera
opencv_traincascade finish without cascade.xml file
haartraining
opencv_traincascacde
crash
training
413
views
2
answers
no
votes
2019-10-09 01:01:18 -0600
Vizier87
Accessing a camera-linked X1 mini PCIE camera
opencv4
5k
views
1
answer
no
votes
2019-10-01 03:48:36 -0600
berak
Undefined symbols for architecture x86_64 [MACOS with Terminal]
c++
macos
80
views
no
answers
no
votes
2019-10-01 06:55:55 -0600
KemanIT
video analysis from ip camera
FaceRecognition
458
views
no
answers
no
votes
2019-10-01 08:18:40 -0600
VCAS
OpenCV dnn load keras model
keras-tf-opencv
keras
1k
views
1
answer
no
votes
2019-10-01 10:06:49 -0600
Eduardo
Scanning QR Code from a long distance
qrcode
c++
297
views
no
answers
no
votes
2019-10-01 11:43:01 -0600
WolfG
CMake save config
cmake
save
config
5k
views
1
answer
no
votes
2019-10-02 12:40:03 -0600
bevilacq12
VideoWriter.open silently failing when trying to use h264 / x264
videowriter
mp4
1k
views
1
answer
no
votes
2019-10-02 06:17:46 -0600
cudawarped
How to use cuDNN from OpenCV?
cuDNN
python3
opencv4.1
1k
views
1
answer
no
votes
2019-10-01 20:15:28 -0600
Witek
How to run OpenCV Android Samples in Android Studio? [closed]
androidStudio
2k
views
2
answers
no
votes
2020-03-29 05:44:06 -0600
ComputerVisionary
[OSX] Can't find opencv_createsamples & opencv_traincascade
createsample
OSX
2k
views
no
answers
no
votes
2019-10-02 04:06:27 -0600
berak
capture video from camera by OpenCV?
opencv
c++
815
views
no
answers
no
votes
2019-10-02 08:58:13 -0600
Czak
Hilbert transform using FFT
c++
Hilbert
Matlab
FFT
1k
views
1
answer
no
votes
2019-10-02 09:49:11 -0600
Czak
template matching invariant to rotations and noise
template
matching
rotation
invariant
662
views
1
answer
no
votes
2019-10-03 06:55:04 -0600
berak
Issue with compareHist function
python3.7
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