First time here? Check out the FAQ!
Hi there! Please sign in
help
faq
tags
users
badges
This forum is disabled, please visit
https://forum.opencv.org
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity
answers ▲
votes
12,357 questions
Tagged
166
views
no
answers
no
votes
2017-02-03 12:48:18 -0600
lovaj
How can IPP improve OpenCV application? And how can I integrate it?
c++
opencv
parallel-processing
computer-vision
IPP
91
views
no
answers
no
votes
2016-06-20 10:27:42 -0600
jobim
How to overload a class
feature2d
overload
1k
views
no
answers
no
votes
2018-10-18 23:53:20 -0600
Sar
Opencv error: undefined reference to 'cv::CascadeClassifier::detectMultiScale
android
ndk
objdetect
766
views
no
answers
no
votes
2015-05-17 04:02:18 -0600
lock042
Alternative to findHomography ?
findHomography
conflict
gtk
image-registration
994
views
no
answers
-1
votes
2019-02-23 02:43:47 -0600
Sartogersofortotropher
Face Landmarks and stabilization
c++
landmark
120
views
no
answers
no
votes
2015-07-27 01:14:45 -0600
Sharath
Denoising algorithm which takes amount of noise variance present in image and remove noise with respect to that variance
c++
opencv
284
views
no
answers
1
vote
2015-01-21 10:07:23 -0600
chris_more
Camera Calibration with only one view. Why does it work ?
calibration
277
views
no
answers
no
votes
2018-07-27 12:36:30 -0600
wmmc88
OpenCV4Android OpenCVManager missing java wrapper implementations
android
java
OpenCVManager
276
views
no
answers
no
votes
2014-05-26 10:16:42 -0600
sohan
haar classifier lips Segmentation
#Haar
#Haar-like
#cvHaarCascadeClassi
#opencv
1k
views
no
answers
no
votes
2014-05-19 15:11:52 -0600
happxy
How to Convert .AVI or .MP4 video file to .seq format video file?
seq
381
views
no
answers
no
votes
2016-08-09 09:37:07 -0600
SchneiderGeorg
Assertion failed on picture size (31 px, #), cv2.canny in opencv 3.1
deleted
469
views
no
answers
no
votes
2015-04-25 12:36:38 -0600
Fortnight
Android scale CvCameraViewListener2 prior to drawing
android
6k
views
no
answers
no
votes
2018-07-23 06:05:51 -0600
MikeyR
Protobuf build error OpenCV 3.4.2
buildFromSource
protobuf
cuda9
ubuntu16.04
1k
views
no
answers
no
votes
2018-11-04 01:44:06 -0600
berak
OpenCV Error: Assertion failed ((npoints = prevPtsMat.checkVector(2, CV_32F, true)) >= 0) in calcOpticalFlowPyrLK, file /home/jiaxw/opencv/opencv-3.1.0/modules/video/src/lkpyramid.cpp, line 1114
calcOptialFlowPyrLK
588
views
no
answers
1
vote
2015-03-09 18:43:16 -0600
tedde
Hamming slower than L2 BFMatcher
bfmatcher
hamming
L2
121
views
no
answers
no
votes
2014-09-30 17:27:20 -0600
goodloaf
first time setup ocv 3.0
deleted
248
views
no
answers
no
votes
2016-04-09 06:17:38 -0600
adamsss
Alternative library for image_slicer
python
opencv
tiles
4k
views
no
answers
no
votes
2016-02-08 08:13:35 -0600
Priya Dharsini
unknown cmake command "ocv_define_module"
ocv_define_module
48
views
no
answers
no
votes
2018-06-22 00:42:02 -0600
kishan patel
process to access multiple image/video input file
Facedetection
133
views
no
answers
no
votes
2014-06-20 14:12:02 -0600
namita shah
face detection
Facedetection
FaceRecognition
827
views
no
answers
no
votes
2015-05-29 13:59:44 -0600
BG
How To Disable Runtime Warning Message
videocapture
1k
views
no
answers
no
votes
2019-06-02 12:39:26 -0600
mj
How to use yolov3 and openCV with the support NCS2
opencv
intel
dnn
openvino
NCS2
yolo
139
views
no
answers
no
votes
2014-04-13 16:09:46 -0600
techlearner
How to calculate False Accept and Reject Rates in pattern recognition?
deleted
362
views
no
answers
no
votes
2015-04-25 21:01:52 -0600
vohungvi
Using opencv to C#
c#
2k
views
no
answers
no
votes
2018-02-14 09:57:25 -0600
berak
videocapture is not working in opencv 3.4.0
videocap_3.4.0
109
views
no
answers
no
votes
2015-10-20 13:30:36 -0600
Ricardo Ferreira
OpenCV & MATLAB
Matlab
binding
86
views
no
answers
no
votes
2020-09-12 22:59:44 -0600
jc508
Help to choose an opencv module/method
opencv
python
array
121
views
no
answers
no
votes
2016-03-20 02:55:07 -0600
215
Extract feature of an red object from an stereo image?
stereo
depth
569
views
no
answers
no
votes
2015-10-10 04:52:38 -0600
bendesign55
Shape from motion or shape from silhouette?
3d
3dreconstruction
shapedetection
Shapetracking
112
views
no
answers
no
votes
2019-10-01 05:30:04 -0600
bheadmaster
Methods for deciding if there is an object on the surface or not
objectdetection
« previous
1
...
359
360
361
362
363
...
412
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
opencv
×5
android
×3
c++
×3
deleted
×3
Facedetection
×2
python
×2
3d
×1
3dreconstruction
×1
array
×1
bfmatcher
×1
binding
×1
buildFromSource
×1
c#
×1
calcOptialFlowPyrLK
×1
calibration
×1
computer-vision
×1
conflict
×1
cuda9
×1
#cvHaarCascadeClassi
×1
depth
×1
dnn
×1
FaceRecognition
×1
feature2d
×1
findHomography
×1
gtk
×1
#Haar
×1
#Haar-like
×1
hamming
×1
image-registration
×1
intel
×1
IPP
×1
java
×1
L2
×1
landmark
×1
Matlab
×1
NCS2
×1
ndk
×1
objdetect
×1
objectdetection
×1
ocv_define_module
×1
#opencv
×1
OpenCVManager
×1
openvino
×1
overload
×1
parallel-processing
×1
protobuf
×1
seq
×1
shapedetection
×1
Shapetracking
×1
stereo
×1
Copyright
OpenCV foundation
, 2012-2018. Content on this site is licensed under a
Creative Commons Attribution Share Alike 3.0
license.
Powered by Askbot version 0.10.2
Please note: OpenCV answers requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×
