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29,830 questions
Tagged
4k
views
no
answers
no
votes
2020-03-20 05:18:49 -0600
berak
#include <opencv2/opencv.hpp> (and others) don't work
opencv
c++
cmake
1k
views
no
answers
no
votes
2020-03-20 04:28:30 -0600
sreevathsabr
Need find Convex Hull in Python for already found Convex Hull point , draw outer most Convex Hull and get it's X and Y co-ordinates
convexHull
617
views
no
answers
no
votes
2020-03-19 14:28:12 -0600
jonmoore
Undeclared identifier '_SC_NPROCESSORS_ONLN'
freenas
FreeBSD
make
196
views
no
answers
1
vote
2020-03-19 13:40:45 -0600
ryan.delgizzi
SimpleBlobDetector Color Filter Fails on Obvious Cases
simpleblobdetector
129
views
no
answers
no
votes
2020-03-19 11:40:29 -0600
Bikash Pandey
Unable to train images using LBPH algorithm OpenCV [closed]
opencv
python
LBPH
381
views
1
answer
1
vote
2020-03-19 11:05:46 -0600
mvuori
malloc.h error when building in a freenas jail
freenas
FreeBSD
malloc
2k
views
1
answer
no
votes
2020-03-19 10:09:41 -0600
KansaiRobot
namespace “cv::cuda” has no member “resize”
CUDA
954
views
1
answer
no
votes
2020-03-19 09:39:46 -0600
supra56
The window that opend by flag cv::WINDOW_AUTOSIZE is resized
opencv
python
1k
views
2
answers
no
votes
2020-03-19 09:33:48 -0600
supra56
How to connect center of detected objects/contours to form a polygon?
polygon
398
views
no
answers
no
votes
2020-03-19 06:35:23 -0600
berak
Enable flash camera
android
opencv
1k
views
no
answers
1
vote
2020-03-19 05:42:42 -0600
TiTi243
different result of filter2D between c++ and python
filter2D
1k
views
1
answer
no
votes
2020-03-19 02:48:13 -0600
mvuori
Validate if object is completely in the image frame
objectdection
opencv
computervision
python
objectrecognition
250
views
no
answers
no
votes
2020-03-19 02:31:54 -0600
OomKoos
Match image on android screen? [closed]
android
2d
beginner
114
views
1
answer
no
votes
2020-03-18 12:09:05 -0600
berak
[GSOC 2020] Contact with mentor Grace Vesom for QR code project idea [closed]
GSOC2020
816
views
1
answer
2
votes
2020-03-18 09:35:03 -0600
supra56
cv.detail.BestOf2NearestRangeMatcher_create() missing
image-stitching
python
opencv4.2
175
views
no
answers
no
votes
2020-03-18 09:17:22 -0600
swkim
pyramid_reduce, about sigma (down sampling) [closed]
SIFT
downsample
292
views
no
answers
1
vote
2020-03-18 06:25:44 -0600
stefano
How to marshal OpenCV objects
Marhsal
save
load
208
views
no
answers
no
votes
2020-03-17 22:40:39 -0600
ashishkrshrivastava
Changes in PR not getting build on custom builders [closed]
build
pr
custom
8k
views
1
answer
no
votes
2020-03-17 15:23:00 -0600
exbigboss
Industrial GigE camera with OpenCV
GigE
industrial
python
1k
views
1
answer
no
votes
2020-03-17 15:01:25 -0600
DrThrax
Java: Core.Pow: (-215:Assertion failed) depth == CV_32F || depth == CV_64F
java
opencv
BRISQUE
1k
views
1
answer
no
votes
2020-03-17 13:53:02 -0600
exbigboss
fit a circle to a cloud of points
circle
fitting
676
views
1
answer
no
votes
2020-03-17 11:37:42 -0600
berak
QRCodeDetector() not found in opencv.js
opencv
OpenCV.js
685
views
1
answer
no
votes
2020-03-17 11:04:20 -0600
phillity
Differentiate between a face and a photo of a face using static images.
opencv
python
Facedetection
computervision
2d-image
95
views
no
answers
no
votes
2020-03-17 09:05:40 -0600
SylvainArd
measure the " indentation " of a leaf
measure
10k
views
no
answers
no
votes
2020-03-17 04:07:55 -0600
supra56
[SOLVED]Assertion Error in Video Capturing ? [closed]
python
2k
views
no
answers
no
votes
2020-03-17 03:29:00 -0600
berak
Need to mask the region of interest from RGB image
roi
100
views
no
answers
no
votes
2020-03-16 16:59:12 -0600
TigerHwang
OCL device memory leak
memoryleak
792
views
no
answers
no
votes
2020-03-16 11:47:12 -0600
supra56
I am getting an Index out of range Error. I am retreiving the names from sqlite3 into a list. I think the retrieval is not proper. Please help [closed]
python
812
views
no
answers
no
votes
2020-03-16 11:15:17 -0600
andriydinamic
Why VideoCapture.set() method is much slower when ran simultaneously with Tensorflow on single GPU?
videocapture
tensorflow
CUDA
ffmpeg
1k
views
1
answer
no
votes
2020-03-16 10:20:39 -0600
berak
Truncate and Normalize image
Image_Normalization
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