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
68 questions
Tagged
features2d
×
217
views
no
answers
no
votes
2020-09-23 05:03:17 -0600
PavelP
knnMatch/BFHamming bug or not?
knnmatch
features2d
ORB
akaze
c++
238
views
no
answers
no
votes
2019-10-30 17:45:11 -0600
SRG-FTL
How to choose the estimation algorithm for the findHomography() function?
RANSAC
findHomography
features2d
1k
views
no
answers
no
votes
2017-11-28 10:30:30 -0600
User007
Achieve better accuracy in Feature Matching + Homography (using a webcam)
features2d
feature-detection
homography
findHomography
2k
views
1
answer
no
votes
2017-07-14 19:08:59 -0600
Tetragramm
Match 2d keypoints to 3d Triangulated points using three sets of descriptors?
solvePnP
features2d
keypoint-matching
tracking
triangulatePoints
216
views
no
answers
no
votes
2017-07-10 12:17:41 -0600
gfx
C++ opencv3 no ideas how to divide these thresholded image
c++
features2d
1k
views
1
answer
no
votes
2017-07-04 15:07:18 -0600
Tetragramm
Tracking existing Keypoints across a video?
features2d
tracking
2k
views
1
answer
no
votes
2016-09-16 02:33:18 -0600
Eduardo
features2d - xfeatures2d - nonfree differences in OpenCV 3.1.0
xfeatures2d
features2d
DAISY
nonfree
patent
License
128
views
no
answers
no
votes
2016-08-20 06:10:35 -0600
Sayugo
Features2D return TRUE if 2 Mat are matches
features2d
DescriptorMatcher
521
views
no
answers
4
votes
2016-04-26 04:16:54 -0600
hannometer
Missing feature detectors/descriptors/adapters in OpenCV 3
features2d
xfeatures2d
opencv3
2k
views
1
answer
no
votes
2016-02-08 03:54:18 -0600
Eduardo
When will all feature detectors be implemented in opencv 3?
features2d
feature-detection
12k
views
3
answers
3
votes
2015-11-13 11:03:27 -0600
Bob W
Java: How to set parameters to ORB FeatureDetector?
ORB
features2d
java
1k
views
2
answers
no
votes
2015-09-28 16:29:42 -0600
SR
How to initialize a FeatureDetector with OpenCV 3?
opencv3
features2d
init
451
views
no
answers
no
votes
2015-05-22 18:05:14 -0600
WebSight
Multiple Objects Features2D
features2d
matching
252
views
no
answers
-1
votes
2015-04-16 10:23:56 -0600
Ironhide526
Hi, I am beginner in OpenCV, so i download it and just for an example copied from the internet Background detection code, and i have only one error
normHamming
features2d
detection
motion-detection
capturefromCAM
opencv
25k
views
1
answer
2
votes
2015-02-10 10:55:08 -0600
Eduardo
How does the perspectiveTransform( ) function work?
perspectiveTransform
findHomography
features2d
objectdection
1k
views
no
answers
2
votes
2014-11-06 02:04:09 -0600
GilLevi
Regarding AKAZE features - descriptor_type enum
features2d
#descriptors
353
views
1
answer
1
vote
2014-06-27 10:00:28 -0600
GilLevi
Problem in implementing rotation invariant BRIEF
features2d
brief
#descriptors
DescriptorExtractor
887
views
1
answer
7
votes
2014-06-20 05:18:51 -0600
Mathieu Barnachon
Problems in adding a new descriptor to OpenCV
#binary
#descriptors
contribution
features2d
794
views
1
answer
no
votes
2014-06-16 10:58:48 -0600
GilLevi
ORB number of keypoints
ORBFeatureDetector
ORB
features2d
opencv
1k
views
1
answer
2
votes
2014-04-14 07:08:52 -0600
Vadim Pisarevsky
OpenCV 2.4.7 GPL Licensing Issue with mser.cpp
#opencv#c++
features2d
266
views
no
answers
1
vote
2014-03-17 09:58:28 -0600
GilLevi
Trouble In running a new algorithm I've added to OpenCV
features2d
algorithm
109
views
no
answers
no
votes
2014-03-10 08:14:45 -0600
GilLevi
In which version the feature2d module was first implemented?
features2d
DescriptorExtractor
1k
views
1
answer
2
votes
2013-12-15 23:31:29 -0600
me
Evaluate Feature Detectors
feature
detector
descriptor
features2d
keypoint
1k
views
2
answers
2
votes
2013-09-30 05:21:51 -0600
Rui Marques
Good feature descriptor/matcher for matching photo of different size
features2d
findfeatures
DescriptorExtractor
descriptor
1k
views
2
answers
2
votes
2013-09-30 05:09:37 -0600
Rui Marques
BRISK android
brisk
features2d
feature
detection
android
209
views
no
answers
no
votes
2013-08-13 08:09:41 -0600
AvSc
Changing Features2d parameters after construction
features2d
c++
622
views
no
answers
2
votes
2013-07-23 04:24:50 -0600
GilLevi
Convert keypoint to ellipse [closed]
keypoint
ellipse
feature-extraction
features2d
1k
views
no
answers
1
vote
2013-07-19 01:41:56 -0600
Alexander Pacha
Is the STAR detector the implementation of CenSurE?
Star
feature_detector
CenSurE
documentation
features2d
2k
views
1
answer
4
votes
2013-07-18 02:35:37 -0600
SR
BRISK feature detector giving poor results
brisk
featuredetector
detection
orientation
features2d
611
views
1
answer
no
votes
2013-06-30 18:41:05 -0600
yes123
About the tutorial of finding image using Features2D + Homograph in openCV
features2d
Homograph
1
2
3
next page »
Links
Official site
GitHub
Wiki
Documentation
Contributors
Tags
features2d
×30
c++
×3
DescriptorExtractor
×3
#descriptors
×3
detection
×3
findHomography
×3
ORB
×3
brisk
×2
descriptor
×2
feature
×2
feature-detection
×2
keypoint
×2
opencv
×2
opencv3
×2
tracking
×2
xfeatures2d
×2
akaze
×1
algorithm
×1
android
×1
#binary
×1
brief
×1
capturefromCAM
×1
CenSurE
×1
contribution
×1
DAISY
×1
DescriptorMatcher
×1
detector
×1
documentation
×1
ellipse
×1
featuredetector
×1
feature_detector
×1
feature-extraction
×1
findfeatures
×1
Homograph
×1
homography
×1
init
×1
java
×1
keypoint-matching
×1
knnmatch
×1
License
×1
matching
×1
motion-detection
×1
nonfree
×1
normHamming
×1
objectdection
×1
#opencv#c++
×1
ORBFeatureDetector
×1
orientation
×1
patent
×1
perspectiveTransform
×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
×