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29,830 questions
Tagged
1k
views
no
answers
no
votes
2018-11-27 02:41:06 -0600
Raki
Stereo Algorthim fails: cv2.StereoSGBM
stereo_match
547
views
no
answers
no
votes
2018-11-27 02:33:50 -0600
jackal90
Error LNK2001 'Unresolved external symbol "public: __cdecl cv::detail::CameraParams::CameraParams(struct cv::detail::CameraParams const &)" CalibrationGUI D:\Performance_capt\source\MainprojectGUI\Mainproject.obj
c++
visual-studio-2015
opencv
109
views
no
answers
no
votes
2018-11-27 01:59:13 -0600
Chubak
Which OpenCV book do you recommend? [closed]
book
2k
views
no
answers
no
votes
2018-11-26 23:43:17 -0600
DarkKnight
OpenCV | GStreamer warning: GStreamer: unable to query pipeline state
gstreamer
opencv4.0
camera
videocapture
13k
views
3
answers
1
vote
2020-08-13 22:51:08 -0600
jcrist
How to merge nearby rectangles
opencv
python
contours
rectangles
2k
views
1
answer
no
votes
2018-11-29 18:52:49 -0600
Henrique Mendonça
Keras DenseNet121 breaks on opencv dnn
dnn
cuDNN
tensorflow
1k
views
1
answer
no
votes
2018-11-26 23:10:30 -0600
berak
Getting LINK2001 error in MSVS2017 although I have added both lib files to dependencies
VisualC++
visual-studio-2017
Linking
445
views
1
answer
no
votes
2018-12-02 20:07:50 -0600
blues
cuda detectMultiScale gets inconsistent result on same image?
opencv-3.4
CUDA
cascadeclassifier
460
views
no
answers
no
votes
2018-11-26 11:04:12 -0600
Lucas Amparo Barbosa
Wrong rank in Fundamental Matrix
SfM
3dreconstruction
fundamental-matrix
findFundamentalMat
587
views
no
answers
no
votes
2018-11-26 09:38:03 -0600
pamparana
creating a rotation matrix in OpenCV
rotationMatrix
geometric-transform
solvePnP
orthonormal
orientation
1k
views
1
answer
no
votes
2018-11-26 10:09:57 -0600
nicoz
Error in Watershed Distance Transform [closed]
computervision
watershed
205
views
no
answers
no
votes
2018-11-26 08:32:08 -0600
StefanCepa995
CNN model does not load inside Visual Studio 2017 using dnn.readNetFromTensorflow
CNN
visual
studio
visual-studio-2017
dnn
dnnopencvmodule
5k
views
2
answers
no
votes
2018-11-26 22:33:41 -0600
supra56
Converting an OpenCV frame to JPEG format in app
jpeg
python
RaspberryPi
634
views
no
answers
no
votes
2018-11-26 07:12:18 -0600
walter_xh
when i using the object detection samples in dnn module, i can not set the thresh to 0.001, it seems like that the thresh is a constant in the program
opencv4.0
darkent
Yolov3
435
views
no
answers
no
votes
2018-11-27 09:01:13 -0600
es
Why are large kernels on CUDA slower than on CPU?
CUDA
filter2D
createLinearFilter
260
views
no
answers
-1
votes
2018-11-26 04:47:56 -0600
zar zar
Dear, I have rvec(rotation vector) and tvec(translation vector)..
rotation
vector
109
views
no
answers
no
votes
2018-11-26 02:56:42 -0600
Ella Feng
compact build OpenCV 4.0-RC
opencv-4.0
OS
compiler-option
121
views
no
answers
-1
votes
2018-11-25 22:54:48 -0600
prb
How to distinguish person's belongings using yolo3 [closed]
Yolov3
opencv
1k
views
no
answers
no
votes
2018-11-25 23:34:06 -0600
mado
How to install OpenCV 2.4.7 for Python , Ubuntu
opencv
2.4.7
python
install
2k
views
2
answers
no
votes
2018-11-26 07:26:51 -0600
supra56
Running OpenCV on an STM32F7? (Cortex M7)
STM32
arm
Cortex
m7
port
666
views
no
answers
no
votes
2018-11-25 06:48:52 -0600
brightprogrammer
Screen Capture using X11 or any other library and use it in OpenCV
c++
opencv
X11
660
views
1
answer
no
votes
2018-12-01 00:11:44 -0600
grayshirt
Match cropped image to source image from fixed set?
opencv
detection
187
views
no
answers
no
votes
2018-11-26 05:27:38 -0600
nicoz
Undefined references when building OpenCV 4.0.0 sources [closed]
build
from-source
4.0.0
undefined_references
954
views
1
answer
1
vote
2018-12-08 01:51:27 -0600
sturkmen
What do you think about adding CMT tracker to the OpenCV?
tracking
opencv
CMT
object
tracker3D
2k
views
1
answer
no
votes
2018-11-24 09:44:18 -0600
berak
How to flatten 2D matrix and then copy it to a specific column in another matrix
c++
opencv
matrix
526
views
1
answer
no
votes
2018-11-24 09:29:29 -0600
berak
Use cv::integral() on multi-channel image?
integralImage
11k
views
1
answer
1
vote
2018-11-24 03:38:59 -0600
berak
Is CV_FILLED removed in 4.0.0?
opencv
4k
views
2
answers
no
votes
2018-11-26 04:53:47 -0600
kbarni
Why do we need to compile opencv with cMake
opencv
cmake
compiling
702
views
1
answer
no
votes
2018-11-26 08:16:45 -0600
saptami
error in compiling example_sfm_trajectory_reconstruction.cpp from opencv_contrib sfm module
SfM
example
75
views
no
answers
no
votes
2018-11-23 21:40:04 -0600
IT1995
Why is OPenCV so popular? [closed]
Matlab
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