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29,830 questions
Tagged
186
views
no
answers
no
votes
2020-02-28 14:44:41 -0600
ROMEL
from an image having multiple rectangles some rectangles are filled with lines an some are empty like given below in the image.i need to remove all the rectangles which are empty.Any suggestions?
java
opencv
python
3k
views
no
answers
no
votes
2020-02-28 13:23:23 -0600
raisa_
How do I write into YML format and read it with opencv and C++ ?
c++
opencv
yaml
FileStorage
ubuntu18.04
terminal
469
views
no
answers
no
votes
2020-02-28 16:05:04 -0600
PressedTin
How do I make the method onCameraFrame() be called more frequently
OnCameraFrame
android#studio
android
java
443
views
no
answers
no
votes
2020-02-28 21:33:31 -0600
Albert0924
OpenCV with GStreamer in Android Studio
gstreamer
android
streaming
piipeline
168
views
no
answers
no
votes
2020-03-01 00:27:58 -0600
essamzaky
Tutorial for creating deep NN model for a dataset and use it in Opencv [closed]
dnn
create
use
model
269
views
1
answer
no
votes
2020-03-01 06:06:15 -0600
berak
This is a code for recognition of faces and attendance marking. I get the following error
python
copencv
Dlib
439
views
no
answers
no
votes
2020-03-01 11:03:18 -0600
Maksat
Zero-normalised cross correlation for Template Matching
matchTemplate
ZNCC
4k
views
no
answers
no
votes
2020-03-01 14:03:15 -0600
LBerger
CvCapture_MSMF::initStream Failed to set mediaType after switching to CUDA build of OpenCV
windows
CUDA
compile
videocapture
c++
msmf
171
views
no
answers
no
votes
2020-03-01 15:56:22 -0600
GilchristT
Newbie - how to classify images based on average amount of colour? [closed]
classification
question
1k
views
2
answers
no
votes
2020-03-02 19:10:54 -0600
HYPEREGO
How to use multiprocessing with OpenCV-C++ ?
opencv
c++
multiprocessing
792
views
1
answer
no
votes
2020-03-02 10:09:15 -0600
supra56
How does the minimum distance for Houghcircles work?
HoughCircles
opencv
python
2k
views
1
answer
no
votes
2020-03-03 05:04:41 -0600
cudawarped
Opencv cuda Merge returns Numpy array not GpuMat
opencv
python
CUDA
gpumat
numpy
10k
views
1
answer
no
votes
2020-03-02 11:36:38 -0600
berak
How to find contour of black regions in white background ?
cv2.findContours
opencv#python
1k
views
1
answer
no
votes
2020-07-08 08:36:24 -0600
HYPEREGO
Residual error from fundamental matrix [closed]
fundamental-matrix
residual
error
189
views
1
answer
no
votes
2020-03-02 14:02:41 -0600
raggupta2
What should be better strategy to extract the curves of this photo
python
127
views
no
answers
no
votes
2020-03-03 07:49:26 -0600
supra56
Help appreciated. This is the error i get after executing the code. i use openpyxl 3.0.3 [closed]
python
opencv
Dlib
320
views
no
answers
no
votes
2020-03-03 02:32:51 -0600
Nativate
Help run caffemodel
caffeemodel
python
opencv
anaconda
jupyter
572
views
no
answers
no
votes
2020-03-03 04:26:34 -0600
philyorkshire
iOS cv.imshow() not working
ios
654
views
no
answers
no
votes
2020-03-03 03:28:40 -0600
Houthius
cv::projectPoints giving bad results when undistorted 2d projections are far
c++
opencv
distortion
581
views
1
answer
no
votes
2020-03-03 07:03:58 -0600
kbarni
How to crop images using python?
opencv#python
Crop-image
image-processing
905
views
no
answers
no
votes
2020-03-03 05:41:19 -0600
AVK369
Prebuilt Windows binaries of opencv_contrib
binaries
prebuilt
opencv_contrib
390
views
no
answers
no
votes
2020-03-03 09:24:58 -0600
eLtronicsvilla
optical flow orientation and magnitude based background and foreground segmentation
opticalflow
computervision
image-processing
c++
opencv
1k
views
1
answer
no
votes
2020-03-03 12:49:04 -0600
sturkmen
Detect a half complete ellipse in opencv
opencv
python
emgucv
csharp
3k
views
no
answers
no
votes
2020-03-03 14:54:24 -0600
LBerger
Masking part of the image and get binary image of the masked part
mask
Overlooked
56
views
no
answers
no
votes
2020-03-03 16:13:53 -0600
MoscowskyAD
Is there object matcher?
objectmatcher
1k
views
no
answers
no
votes
2020-03-03 22:23:43 -0600
Sibi K S
How to convert 16UC4 cv::Mat to AVFrame
avframe
1k
views
1
answer
no
votes
2020-03-04 01:35:04 -0600
berak
How to copy cv::Mat *img to cv::Mat img
darknet
yolo
Video
Input
1k
views
1
answer
no
votes
2020-03-04 04:07:59 -0600
berak
Build OpenCV 3.4 for python 3.6 on ubuntu
build
3.4
ubuntu
cmake
691
views
no
answers
no
votes
2020-03-04 05:25:36 -0600
basha
Can Anyone Help me. I am Getting StaticHelper: Cannot load library "opencv_java4"
opencv_java4
222
views
1
answer
no
votes
2020-03-04 08:03:49 -0600
Wotrin
Help me recognise a filter!
filter
NPR
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