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12,357 questions
Tagged
454
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no
answers
no
votes
2020-04-28 02:13:05 -0600
Hibiki
I cannot run opencv_traincascade.exe (Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.)
opencv_traincascade
opencv
traincascade
1k
views
no
answers
no
votes
2020-04-28 09:02:01 -0600
andrei186
linker and different versions of shared libraries
lincker
different
versions
shared
libraries
675
views
no
answers
no
votes
2020-04-28 10:34:45 -0600
Josvds
Docker build fails on docker hub
docker
build
cmake
opencv
csharp
96
views
no
answers
no
votes
2020-04-28 13:03:19 -0600
superfly
4 x 4 or 3 x 4 format?
matrices
format
which
is
needed
348
views
no
answers
no
votes
2020-04-28 17:41:28 -0600
AndrakoValle
How to train more accurate Haar Cascades?
opencvpython
haartraning
objectdetection
cascadeclassifier
computervision
2k
views
no
answers
no
votes
2020-04-29 08:52:27 -0600
santo4_opencv
Feeding image input to OpenCV DNN using cv2.dnn.blobFromImage()
tensorflow
cv2.dnn
dnn
blobfromImage
490
views
no
answers
no
votes
2020-04-29 07:03:48 -0600
blubbaer
ROI with stereo calibration
stereo-calibration
calibration
stereocamera
stereorectify
1k
views
no
answers
no
votes
2020-04-29 16:36:52 -0600
costeecon
write a video file opencv pycharm mp4
opencv
python
174
views
no
answers
no
votes
2020-04-30 04:16:32 -0600
robertsmith17
How to Install OpenCV on Windows 10?
Windows10
878
views
no
answers
no
votes
2020-04-30 09:28:43 -0600
adept
Cuda ORB GpuMat assertion failed
python
4.2
ORB
CUDA
201
views
no
answers
no
votes
2020-04-30 15:06:47 -0600
Hugheschen
what is the purpose of cos_t/=hist_width in OpenCV SIFT
SIFT
descriptors
rotation
530
views
no
answers
no
votes
2020-05-01 03:41:04 -0600
JulesHummelink
Memory leak with openCV on android
android
opencv
java
memoryleak
320
views
no
answers
no
votes
2020-05-01 07:52:39 -0600
Abdou31
Get the distance between two faces detected
opencv
python
289
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
1k
views
no
answers
no
votes
2020-05-01 13:05:58 -0600
nji
OpenCV 3.4.10 with Intel TBB
3.4.10
tbb
317
views
no
answers
no
votes
2020-05-07 11:30:45 -0600
LiorA
Looking for a recent guide to build Opencv4Android.
android
build
522
views
no
answers
no
votes
2020-05-04 22:01:39 -0600
Altheim
How to classify image of object on a game board
android
image-recognition
similarity
detection
java
330
views
no
answers
no
votes
2020-05-02 22:57:36 -0600
NH
Trying to find a solution for real time body dimension recognition, cloth modeling, and on-body simulation
body-building
3dreconstruction
946
views
no
answers
no
votes
2020-05-03 03:51:33 -0600
mstuio
Macbook USB camera
camera
mac
usb
214
views
no
answers
no
votes
2020-05-04 04:04:55 -0600
supra56
Getting the original pixel value in a thresholded RGB image
depth-image
threshold
opencvpython
1k
views
no
answers
no
votes
2020-05-03 20:57:26 -0600
freakoutman
OpenCV Python error: Unsupported data type (=4) in function 'cv::opt_AVX2::getMorphologyRowFilter'
cvMorphologyEx
kernel
378
views
no
answers
no
votes
2020-05-04 03:47:17 -0600
mako220
how to pass keypoints for orb.computeAsync
gpu
CUDA
python3.6
107
views
no
answers
no
votes
2020-05-04 07:39:07 -0600
ziknehupsu
What are the differences between exterior&interior and extrinsic&intrinsic?
Stereovision
orthogonal
orthorectify
139
views
no
answers
no
votes
2020-05-05 02:54:54 -0600
Dogu
How can I detect things with lines
cv2
opencv
python
numpy
110
views
no
answers
no
votes
2020-05-05 03:04:02 -0600
Niko1
Drawing a line on the ground
lineOnGround
812
views
no
answers
no
votes
2020-05-05 03:23:01 -0600
Firoz
Cmake Build Error
installation
814
views
no
answers
no
votes
2020-05-05 10:28:54 -0600
berak
FLANN with Hierarchical Clustering Index
FlannBasedMatcher
opencv
python
ORB
535
views
no
answers
no
votes
2020-05-05 16:09:55 -0600
Cătălina Sîrbu
How to avoid contours of different shapes to combine
Morphological
dilation_erosion
contours
1k
views
no
answers
no
votes
2020-05-05 14:30:58 -0600
Dj EKI
ImportError: DLL load failed: Das angegebene Modul wurde nicht gefunden.
blender
modules
bug
fail
817
views
no
answers
no
votes
2020-05-06 09:11:42 -0600
SimonKirkman
Applying external calibration parameters to an image
calibration
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