Questions - OpenCV Q&A Forum

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2016-09-16 04:04:12 -0600 berak

How to use the dense sampling detector to image with OpenCV3_python?

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2016-10-28 00:42:12 -0600 ElectronicEng2015

perspectiveTransform error for ORB detector [closed]

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2016-11-13 16:44:23 -0600 Tetragramm

cv::Feature2D::compute called with empty std::vector<cv::KeyPoint> [closed]

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2017-04-17 01:54:40 -0600 Luis Oscar

Recommended Detector for this kind of image?

featuredetector

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2017-06-13 23:11:10 -0600 berak

How do you change the settings of the FeatureDetector in Java?

featuredetector

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2017-06-15 12:48:17 -0600 hayley

FAST or ORB feature detection pattern to scan the image

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2017-07-08 00:59:54 -0600 jrussino

"illegal memory access" when calling cv::cuda::ORB::detectAndComputeAsync() from multiple threads

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2017-08-02 05:57:52 -0600 PiMac

Java BRIEF

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2017-10-05 04:14:02 -0600 Balaji R

Partial Matches using FLANN Based Matcher. How to increase leniancy? c++

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2017-11-30 15:19:39 -0600 MRDaniel

Create Templates from Feature Homography

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2018-03-21 09:20:05 -0600 kjoshi

Using cv::gpu::FAST_GPU with cv::gpu::PyrLKOpticalFlow in OpenCV 2.4.13.6.

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2018-03-29 13:39:35 -0600 dwarf

Detection and tracking of 2d rotating sprites.

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2018-04-09 03:01:04 -0600 berak

BOWKMeansTrainer and features extraction

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2018-07-04 14:49:38 -0600 SAKhan

Repeatability of Feature Detector: Maximum Value Overlap Error

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2018-08-12 04:45:55 -0600 krishprince

How to use ROC curve class in opencv?

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2018-10-16 20:39:45 -0600 ashikaumanga

GPU SURF : What is the keypointsRatio parameter?

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2019-02-12 11:56:20 -0600 newlearner1994

Different feature descriptor and extractor

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2019-03-12 03:52:48 -0600 SanjayKamath

Best Object Detection Criteria

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2019-03-27 13:26:56 -0600 ladynoob

I'm got a "free(): invalid pointer" error when try using detectAndCompute

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2019-09-03 05:03:55 -0600 lars27

ORB detector Segmentation Fault - Python [closed]

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2020-06-27 01:17:27 -0600 berak

Feature detector vs dense detector

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2020-11-26 08:06:40 -0600 berak

Error "Assertion failed (scn == 3 || scn == 4) in cvtColor" when calculating ORB features on point cloud

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2013-06-06 01:18:16 -0600 SR

Feature detection of edges

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2013-04-22 10:27:38 -0600 xeed

GRID_ORB Detector on Android

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2013-05-02 05:15:24 -0600 Guanta

MSER operator() is different from FeatureDetector::detect() function?

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2013-07-29 02:21:56 -0600 Opelfahrer

2.4.6 opencv2.framework - iOS linker error cv::FeatureDetector::detect

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2014-09-23 05:19:08 -0600 AMH

Opencv Repeatability Result not make sense?

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2015-05-20 16:38:25 -0600 maystroh10

Compute SURF/SIFT descriptors of non key points

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2015-09-09 15:28:33 -0600 Leo_

Matching HOG Images with OpenCV in C++ [closed]

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3

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2016-09-15 05:59:35 -0600 _AdT_

70 questions

How to use the dense sampling detector to image with OpenCV3_python?

perspectiveTransform error for ORB detector [closed]

cv::Feature2D::compute called with empty std::vector<cv::KeyPoint> [closed]

Recommended Detector for this kind of image?

How do you change the settings of the FeatureDetector in Java?

FAST or ORB feature detection pattern to scan the image

"illegal memory access" when calling cv::cuda::ORB::detectAndComputeAsync() from multiple threads

Java BRIEF

Partial Matches using FLANN Based Matcher. How to increase leniancy? c++

Create Templates from Feature Homography

Using cv::gpu::FAST_GPU with cv::gpu::PyrLKOpticalFlow in OpenCV 2.4.13.6.

Detection and tracking of 2d rotating sprites.

BOWKMeansTrainer and features extraction

Repeatability of Feature Detector: Maximum Value Overlap Error

How to use ROC curve class in opencv?

GPU SURF : What is the keypointsRatio parameter?

Different feature descriptor and extractor

Best Object Detection Criteria

I'm got a "free(): invalid pointer" error when try using detectAndCompute

ORB detector Segmentation Fault - Python [closed]

Feature detector vs dense detector

Error "Assertion failed (scn == 3 || scn == 4) in cvtColor" when calculating ORB features on point cloud

Feature detection of edges

GRID_ORB Detector on Android

MSER operator() is different from FeatureDetector::detect() function?

2.4.6 opencv2.framework - iOS linker error cv::FeatureDetector::detect

Opencv Repeatability Result not make sense?

Compute SURF/SIFT descriptors of non key points

Matching HOG Images with OpenCV in C++ [closed]

Feature Detector corrupts KeyPoint vector in OpenCV3.0 using MSVC 14: _BIG_ALLOCATION_ALIGNMENT Assertion message

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