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12,357 questions
Tagged
606
views
no
answers
no
votes
2019-03-07 18:14:43 -0600
bmi262
How to detect fuzzy edge of a raindrop
c++
opencv
edgedetection
raindrop
182
views
no
answers
no
votes
2018-11-27 20:12:45 -0600
tksharpless
cuda brox optical flow exchanging X and Y??
BroxOpticalFlow
214
views
no
answers
1
vote
2018-11-27 16:45:15 -0600
kdx2
Optical flow for fine-grained motions
opticalflow
motion
emotion-recognition
DenseOpticalFlow
909
views
no
answers
no
votes
2018-11-27 08:48:34 -0600
nikhiljais
Error while doing cmake.. in opencv/samples/build directory
cmake-error
sample
1k
views
no
answers
no
votes
2018-11-27 02:41:06 -0600
Raki
Stereo Algorthim fails: cv2.StereoSGBM
stereo_match
605
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
3k
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
598
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
935
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
231
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
782
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
454
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
271
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
119
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
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
935
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
533
views
no
answers
no
votes
2018-11-27 02:27:10 -0600
Raki
Depth Map from Stereo-Imaging and Single Camera
depth_map
stereo_vision
622
views
no
answers
no
votes
2018-11-23 08:36:05 -0600
sapfira5
Using stitcher class with mask
python
opencv4
318
views
no
answers
no
votes
2018-11-23 02:25:14 -0600
dakom
Reverse camera angle w/ aruco tracking
math
rotation
aruco
view
camera
461
views
no
answers
no
votes
2018-11-23 01:08:15 -0600
andika M
Combine SVM and Boosting
boosting
SVM
data
980
views
no
answers
no
votes
2018-11-23 00:30:28 -0600
Kafan
Is Neon Optimization enabled by default in Official OpenCV 3.4.4 prebuilt android libraries?
arm-neon
3.4.4
opencv
android
libraries
761
views
no
answers
no
votes
2018-11-22 10:16:41 -0600
Ronaoinoi Abqwoa
Face Recognition based Attendance system in Python, OpenCV (Attendance is not written)
python
838
views
no
answers
no
votes
2018-11-22 03:53:51 -0600
StefanCepa995
Running forward() method from opencv dnn module gives wrong predictions
dnn
dnn.forward
tensorflow
readNetFromTensor
1k
views
no
answers
1
vote
2018-11-23 12:48:51 -0600
kvc
Opencv4.0.0 failed to parse *.pbtxt from tensorflow 1.12.0: "Unknown enumeration value of \"DT_RESOURCE\" for field \"type\"."
dnn
tensorflow
238
views
no
answers
no
votes
2018-11-21 01:52:34 -0600
choikhss
Graycode pattern VS Checkerboard (calibration)
calibration
1k
views
no
answers
2
votes
2018-11-20 22:12:30 -0600
charlesrwest
Enabling optimization options for Raspberry Pi 3 with OpenCV 4.0.0
4.0.0
RaspberryPi
700
views
no
answers
no
votes
2018-11-20 18:42:57 -0600
ttelsey
OpenCV 3.4.3: libjpeg-turbo does not export jpeg_mem_src() or jpeg_mem_dest()
libjpeg-turbo
1k
views
no
answers
no
votes
2018-11-20 06:49:13 -0600
khurram
conda can't find cv2 lib located at /opt/conda/python/3.6/cv2.cpython-36m-x86_64-linux-gnu.so
anaconda
build
compile
cmake
307
views
no
answers
no
votes
2018-11-19 15:37:54 -0600
dakom
How to compile Dictionary in Aruco
OpenCV.js
47
views
no
answers
no
votes
2018-11-18 21:57:59 -0600
DShack
Do measuring devices need to be in an image?
opencv
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