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29,830 questions
Tagged
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
664
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
1k
views
1
answer
no
votes
2020-03-17 13:53:02 -0600
exbigboss
fit a circle to a cloud of points
circle
fitting
92
views
no
answers
no
votes
2020-03-17 09:05:40 -0600
SylvainArd
measure the " indentation " of a leaf
measure
1k
views
1
answer
no
votes
2020-03-23 17:51:04 -0600
ssokolow
Find only internal contours in JavaCV/OpenCV
findContours
javacv
contours
java
opencv
661
views
1
answer
no
votes
2020-03-17 11:37:42 -0600
berak
QRCodeDetector() not found in opencv.js
opencv
OpenCV.js
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
204
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
172
views
no
answers
no
votes
2020-03-18 09:17:22 -0600
swkim
pyramid_reduce, about sigma (down sampling) [closed]
SIFT
downsample
110
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
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
236
views
no
answers
no
votes
2020-03-19 02:31:54 -0600
OomKoos
Match image on android screen? [closed]
android
2d
beginner
380
views
no
answers
no
votes
2020-03-19 06:35:23 -0600
berak
Enable flash camera
android
opencv
859
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
1
answer
no
votes
2020-03-19 10:09:41 -0600
KansaiRobot
namespace “cv::cuda” has no member “resize”
CUDA
125
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
596
views
no
answers
no
votes
2020-03-19 14:28:12 -0600
jonmoore
Undeclared identifier '_SC_NPROCESSORS_ONLN'
freenas
FreeBSD
make
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 08:15:33 -0600
Syberspaz
OpenCV Viz Module Unavailable (Cmake) - Windows 10 [closed]
viz
opencv
vtk
cmake
windows
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
1k
views
1
answer
no
votes
2020-03-20 06:36:23 -0600
supra56
Detecting ChAruco board using example code, strange result.
charuco
aruco
markers
board
778
views
1
answer
no
votes
2020-03-20 05:49:43 -0600
vins_26
Agricultural field boundary segmentation and delineation
python
segmentation
contours
419
views
1
answer
no
votes
2020-03-21 10:50:01 -0600
kbarni
HarrisCorner Detection in OpenCV C++
cornerHarris
685
views
1
answer
no
votes
2020-03-23 04:11:49 -0600
DanR
OpenCV 4.2 captures empty frame from TC358743 on RPi 3B+
TC358743
Raspberry
Pi
cpp
opencv
4.2
278
views
no
answers
no
votes
2020-03-20 06:33:40 -0600
AlexBn
CUDA GoodFeaturesToTrackDetector is not ThreadSafe ?
CUDA
433
views
no
answers
no
votes
2020-03-20 09:49:11 -0600
floka
Smooth moment movement
opencv
89
views
no
answers
no
votes
2020-03-20 10:21:08 -0600
NL37
Handle Mat image in GPU
Mat_Image_GPU
198
views
no
answers
no
votes
2020-03-20 11:58:21 -0600
SylvainArd
keypoints detection
Keypoints
detection
machinelearning
1k
views
1
answer
no
votes
2020-03-20 13:53:57 -0600
mvuori
#include "opencv2/photo.hpp" returns No such file or directory [closed]
photo.hpp
no
such
file
or
directory
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