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
248 questions
Tagged
Opencv3.0
×
411
views
1
answer
no
votes
2016-06-27 14:51:16 -0600
Solace
Why is the drawContour() in OpenCV generating this strange Mask?
opencv
opencv4android
Opencv3.0
contour
submat
1k
views
1
answer
no
votes
2016-04-20 08:43:08 -0600
sturkmen
How to create an ROI (Region-Of-Interest or submat) from a contour?
opencv
opencv4android
Opencv3.0
contour
submat
262
views
no
answers
no
votes
2016-04-19 13:14:35 -0600
MarKS9
Grabbing multiple frames for marker detection in parallel
Opencv3.0
Multithreading
706
views
1
answer
no
votes
2016-04-19 12:16:21 -0600
berak
Toy example using opencv 3.0 object in a custom class
Opencv3.0
4k
views
1
answer
3
votes
2017-01-20 06:57:32 -0600
HG
Stereo Rectify doesn't rectify even with correct M and D
Opencv3.0
stereorectify
Stereovision
344
views
1
answer
no
votes
2016-04-16 13:14:14 -0600
MrGiskard
Error when compiling videoio/src/cap_ffmpeg_impl.hpp
ffmpeg
Opencv3.0
cap_ffmpeg_impl.hpp
1k
views
1
answer
no
votes
2016-04-12 05:35:44 -0600
berak
Open CV 3.0 Face recognition and edge detection in Visual Studio 2015 C++
Opencv3.0
FaceRecognition
visualstudio2015
c++
2k
views
1
answer
no
votes
2016-04-11 09:08:12 -0600
kbarni
Why does LDA reduction give only one dimension for two classes?
lda
Opencv3.0
reduction
409
views
1
answer
no
votes
2016-04-10 22:44:17 -0600
Tetragramm
Using OpenCV4Android, how to blur a part of an image?
opencv4android
opencv
Opencv3.0
blur
blurring
127
views
no
answers
no
votes
2016-04-10 13:08:09 -0600
MarKS9
Modifying SURF code for better performance
SURF
Opencv3.0
1k
views
1
answer
no
votes
2016-04-06 09:47:09 -0600
berak
OpenCV 3 Boost train help
adaboost
Opencv3.0
2k
views
1
answer
no
votes
2016-04-02 18:05:57 -0600
MarKS9
Draw rectangle around detected object only when it is detected
Opencv3.0
SURF
3k
views
1
answer
no
votes
2016-03-29 09:50:44 -0600
Oguzhan
How do i access UMat pixel by pixel?
Opencv3.0
opticalflow
492
views
no
answers
1
vote
2016-03-11 12:36:53 -0600
mihirranadive
camera preview from opencv shows bad/incorrect image. using javacameraview
opencv4android
Opencv3.0
android
Eclipse
529
views
no
answers
1
vote
2016-03-03 23:31:20 -0600
Prakash
Opencv haar training parameters : Mode & symmentry
haartraning
cascadeclassifier
Opencv3.0
classifier
172
views
no
answers
no
votes
2016-03-02 08:13:32 -0600
bob409
Set a threshold in MulticlassSVM
CvSVM
Multi-class
Opencv3.0
image-processing
311
views
no
answers
no
votes
2016-03-02 03:41:46 -0600
b4r0ck
K-Nearest Neighbors implementation on OpenCV 3.0
KNN
Opencv3.0
2k
views
1
answer
no
votes
2016-02-24 13:04:24 -0600
Guyygarty
Pointer to cv::Mat and sizeof underlying structure
c++
Mat
opencv
Opencv3.0
pointer
176
views
no
answers
no
votes
2016-02-22 06:27:56 -0600
I_AM_BINARY
Random Forest - Vector subscript out range during training
Opencv3.0
randomforest
machinelearning
605
views
1
answer
no
votes
2016-02-10 08:21:40 -0600
golopup
Building Opencv 3 + contrib for ios: incomplete type 'cv::Mat'
opencv_contrib
contrib
ios
3.0.0
Opencv3.0
1k
views
2
answers
no
votes
2016-12-14 21:58:03 -0600
berak
Error clahe opencv 3.0 undefined reference to symbol
c++
opencv
Opencv3.0
CLAHE
657
views
no
answers
1
vote
2016-02-01 07:29:44 -0600
MarKS9
How to detect normal markers with ArUco module in OpenCV3.0
Opencv3.0
aruco
c++
180
views
no
answers
no
votes
2016-02-01 03:30:45 -0600
MarKS9
OpenCV3.0: SURF detection in parallel?
Opencv3.0
c++
SURF
683
views
no
answers
1
vote
2016-01-26 07:32:18 -0600
Shoaib Raza
Stack guard exception while using OpenCV for java in eclipse- ubuntu 15.04
Opencv3.0
ubuntu15.04
Eclipse
java
808
views
1
answer
no
votes
2016-01-25 02:02:22 -0600
Dogacan
OpenCV 3.1.0 Face module built , can't import in Python
face
Opencv3.0
8k
views
no
answers
2
votes
2016-01-22 03:20:21 -0600
muglikar
Isn't there a OpenCV Cuda function similar to findContours?
Opencv3.0
CUDA
findContours
gpumat
211
views
no
answers
no
votes
2016-01-25 06:22:02 -0600
StevenPuttemans
How to make a private library in OpenCV 3.0
private
Library
Opencv3.0
467
views
no
answers
3
votes
2016-01-13 02:51:28 -0600
johnyq
How to use Opencv3.0 to train My own DPM model?
Opencv3.0
dpm
1k
views
3
answers
1
vote
2016-09-15 05:59:35 -0600
_AdT_
Feature Detector corrupts KeyPoint vector in OpenCV3.0 using MSVC 14: _BIG_ALLOCATION_ALIGNMENT Assertion message
featuredetector
keypoint
Opencv3.0
assertion
1k
views
1
answer
1
vote
2016-01-02 10:01:13 -0600
sturkmen
Draw Rectangle from Webcam with 2 largest object
rectangles
Opencv3.0
contours
« previous
1
2
3
4
5
...
9
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
Opencv3.0
×30
c++
×5
opencv
×5
opencv4android
×4
SURF
×3
contour
×2
Eclipse
×2
submat
×2
3.0.0
×1
adaboost
×1
android
×1
aruco
×1
assertion
×1
blur
×1
blurring
×1
cap_ffmpeg_impl.hpp
×1
cascadeclassifier
×1
CLAHE
×1
classifier
×1
contours
×1
contrib
×1
CUDA
×1
CvSVM
×1
dpm
×1
face
×1
FaceRecognition
×1
featuredetector
×1
ffmpeg
×1
findContours
×1
gpumat
×1
haartraning
×1
image-processing
×1
ios
×1
java
×1
keypoint
×1
KNN
×1
lda
×1
Library
×1
machinelearning
×1
Mat
×1
Multi-class
×1
Multithreading
×1
opencv_contrib
×1
opticalflow
×1
pointer
×1
randomforest
×1
rectangles
×1
reduction
×1
stereorectify
×1
Stereovision
×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
×
