Questions - OpenCV Q&A Forum

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2016-11-13 10:19:06 -0600 OpenCVNewbie

Does someone here has a working code for image identification using neural network by utilizing openCV libraries?

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2017-03-14 07:11:54 -0600 Argos

FLANN matcher in Java

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2017-11-26 07:28:48 -0600 kzbr93

how to make bounding box on surf features ?

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2019-10-22 09:11:37 -0600 luckytiger_21

Can Letters or strings be used as a feature that used to track an object?

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2020-07-11 22:48:56 -0600 despair104

How to solve this? (finding an image)

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2013-09-10 08:30:01 -0600 abrykt

Surf and masks

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2013-09-16 03:49:15 -0600 nhatphongtran

Keypoint Matching very sensitive to distortion/transformations

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2014-02-05 14:21:39 -0600 jceceniceros

Train KNN classifier with several samples OpenCV Python

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2014-02-05 14:22:31 -0600 matt venn

robustly finding a region in a photo using fiducial

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2014-02-25 06:08:47 -0600 CurlyB

OpenCV SURFDetector Range of minHessian

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2014-04-29 01:27:09 -0600 jpl

The right parameters setting to test feature detectors

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2014-05-02 06:58:46 -0600 jpl

Brute force matcher vs knn+RANSAC, which is better?

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2015-02-03 07:52:21 -0600 Samjakar

Method to detect the perimeter board in an Ice Hockey game image

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2015-02-09 08:51:15 -0600 Potato

What units is the 'distance' measured in? (in the matches of a SURF)

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2015-04-13 10:00:31 -0600 RB

How to separate query and train image after doing the matching

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2015-04-21 05:16:16 -0600 RB

regarding center-surround filter

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2015-06-04 05:50:29 -0600 cv_new

How to set the suitable parameters for the feature detectors?

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2015-06-09 00:10:56 -0600 visionAwry

a reliable matching criteria for object identification in features2d

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2015-07-06 15:36:43 -0600 vitruvius

Measuring the dimension of different objects

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2015-07-17 12:53:08 -0600 saihv

Estimate pose of moving camera relative to a stationary camera, both looking at the same scene

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2015-08-24 01:02:37 -0600 neo1991

how to manage memory consumption in Features2D + Homography

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2015-08-24 13:07:17 -0600 Alin Popescu

Multi-threaded feature detection on Android

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2015-10-27 01:50:36 -0600 rajazz

ios to extract features from video frames.

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2015-11-15 21:27:53 -0600 Bob W

Feature Detection Use Cases

feature-detection

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2016-01-04 03:08:07 -0600 Alagiri

Opencv Feature Matching is not matching correctly for cropped images of different sizes and images taken from various sources?

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2016-01-08 12:12:50 -0600 thexnightmare

Calculating Z axis of tracked image or 3d tracker algorithm

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2016-01-09 05:06:36 -0600 dpwicaksa

Feature detection and matching for localization (openCV.3)

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2016-03-08 14:47:46 -0600 akog

Pass distorted or undistorted points to (E)PnP?

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2016-05-26 20:40:42 -0600 astronaut

Object detection and navigation with Visual Camera?

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2016-05-24 04:22:51 -0600 Dimebag

77 questions

Does someone here has a working code for image identification using neural network by utilizing openCV libraries?

FLANN matcher in Java

how to make bounding box on surf features ?

Can Letters or strings be used as a feature that used to track an object?

How to solve this? (finding an image)

Surf and masks

Keypoint Matching very sensitive to distortion/transformations

Train KNN classifier with several samples OpenCV Python

robustly finding a region in a photo using fiducial

OpenCV SURFDetector Range of minHessian

The right parameters setting to test feature detectors

Brute force matcher vs knn+RANSAC, which is better?

Method to detect the perimeter board in an Ice Hockey game image

What units is the 'distance' measured in? (in the matches of a SURF)

How to separate query and train image after doing the matching

regarding center-surround filter

How to set the suitable parameters for the feature detectors?

a reliable matching criteria for object identification in features2d

Measuring the dimension of different objects

Estimate pose of moving camera relative to a stationary camera, both looking at the same scene

how to manage memory consumption in Features2D + Homography

Multi-threaded feature detection on Android

ios to extract features from video frames.

Feature Detection Use Cases

Opencv Feature Matching is not matching correctly for cropped images of different sizes and images taken from various sources?

Calculating Z axis of tracked image or 3d tracker algorithm

Feature detection and matching for localization (openCV.3)

Pass distorted or undistorted points to (E)PnP?

Object detection and navigation with Visual Camera?

Feature recognition: perspective transform

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