Questions - OpenCV Q&A Forum

217

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2020-09-23 05:03:17 -0600 PavelP

knnMatch/BFHamming bug or not?

238

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2019-10-30 17:45:11 -0600 SRG-FTL

How to choose the estimation algorithm for the findHomography() function?

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no

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2017-11-28 10:30:30 -0600 User007

Achieve better accuracy in Feature Matching + Homography (using a webcam)

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1

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no

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2017-07-14 19:08:59 -0600 Tetragramm

Match 2d keypoints to 3d Triangulated points using three sets of descriptors?

216

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2017-07-10 12:17:41 -0600 gfx

C++ opencv3 no ideas how to divide these thresholded image

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no

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2017-07-04 15:07:18 -0600 Tetragramm

Tracking existing Keypoints across a video?

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1

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no

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2016-09-16 02:33:18 -0600 Eduardo

features2d - xfeatures2d - nonfree differences in OpenCV 3.1.0

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2016-08-20 06:10:35 -0600 Sayugo

Features2D return TRUE if 2 Mat are matches

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4

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2016-04-26 04:16:54 -0600 hannometer

Missing feature detectors/descriptors/adapters in OpenCV 3

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2016-02-08 03:54:18 -0600 Eduardo

When will all feature detectors be implemented in opencv 3?

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3

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2015-11-13 11:03:27 -0600 Bob W

Java: How to set parameters to ORB FeatureDetector?

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2015-09-28 16:29:42 -0600 SR

How to initialize a FeatureDetector with OpenCV 3?

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2015-05-22 18:05:14 -0600 WebSight

Multiple Objects Features2D

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-1

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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

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2

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2015-02-10 10:55:08 -0600 Eduardo

How does the perspectiveTransform( ) function work?

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2

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2014-11-06 02:04:09 -0600 GilLevi

Regarding AKAZE features - descriptor_type enum

353

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1

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2014-06-27 10:00:28 -0600 GilLevi

Problem in implementing rotation invariant BRIEF

887

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7

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2014-06-20 05:18:51 -0600 Mathieu Barnachon

Problems in adding a new descriptor to OpenCV

794

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no

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2014-06-16 10:58:48 -0600 GilLevi

ORB number of keypoints

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1

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2

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2014-04-14 07:08:52 -0600 Vadim Pisarevsky

OpenCV 2.4.7 GPL Licensing Issue with mser.cpp

266

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1

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2014-03-17 09:58:28 -0600 GilLevi

Trouble In running a new algorithm I've added to OpenCV

109

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2014-03-10 08:14:45 -0600 GilLevi

In which version the feature2d module was first implemented?

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1

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2

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2013-12-15 23:31:29 -0600 me

Evaluate Feature Detectors

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2

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2

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2013-09-30 05:21:51 -0600 Rui Marques

Good feature descriptor/matcher for matching photo of different size

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2

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2

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2013-09-30 05:09:37 -0600 Rui Marques

BRISK android

209

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2013-08-13 08:09:41 -0600 AvSc

Changing Features2d parameters after construction

622

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2

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2013-07-23 04:24:50 -0600 GilLevi

Convert keypoint to ellipse [closed]

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1

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2013-07-19 01:41:56 -0600 Alexander Pacha

Is the STAR detector the implementation of CenSurE?

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1

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4

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2013-07-18 02:35:37 -0600 SR

BRISK feature detector giving poor results

611

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1

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no

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2013-06-30 18:41:05 -0600 yes123

68 questions

knnMatch/BFHamming bug or not?

How to choose the estimation algorithm for the findHomography() function?

Achieve better accuracy in Feature Matching + Homography (using a webcam)

Match 2d keypoints to 3d Triangulated points using three sets of descriptors?

C++ opencv3 no ideas how to divide these thresholded image

Tracking existing Keypoints across a video?

features2d - xfeatures2d - nonfree differences in OpenCV 3.1.0

Features2D return TRUE if 2 Mat are matches

Missing feature detectors/descriptors/adapters in OpenCV 3

When will all feature detectors be implemented in opencv 3?

Java: How to set parameters to ORB FeatureDetector?

How to initialize a FeatureDetector with OpenCV 3?

Multiple Objects Features2D

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

How does the perspectiveTransform( ) function work?

Regarding AKAZE features - descriptor_type enum

Problem in implementing rotation invariant BRIEF

Problems in adding a new descriptor to OpenCV

ORB number of keypoints

OpenCV 2.4.7 GPL Licensing Issue with mser.cpp

Trouble In running a new algorithm I've added to OpenCV

In which version the feature2d module was first implemented?

Evaluate Feature Detectors

Good feature descriptor/matcher for matching photo of different size

BRISK android

Changing Features2d parameters after construction

Convert keypoint to ellipse [closed]

Is the STAR detector the implementation of CenSurE?

BRISK feature detector giving poor results

About the tutorial of finding image using Features2D + Homograph in openCV

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