Questions - OpenCV Q&A Forum

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2018-08-18 02:21:08 -0600 Vajrayudha Ristiawanto

How to train cascade classifier

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2014-08-19 06:28:38 -0600 arijoon

Unable to create positive samples

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no

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2020-03-29 06:10:32 -0600 ComputerVisionary

Can someone explain me these terms (acceptanceRatio, HR, FA) in training haar cascade, and "acceptanceRatio 800:4.97153e-05" is it consider good?

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2012-06-27 11:03:16 -0600 zx9r

Fish detection. Is haartraining a good approach ?

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2012-07-25 02:24:28 -0600 Kirill Kornyakov

Human detector using HAAR cascades has too many false positives it is confident about

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2012-09-26 05:56:37 -0600 Kirill Kornyakov

Haar Cascade detecting only faces(no heads)?

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2013-09-27 03:16:21 -0600 lidong04

How to use CascadeClassifier with a mask

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2012-11-21 01:37:40 -0600 SR

The Haar face detection is very slow?

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2013-04-12 03:58:57 -0600 StevenPuttemans

Accuracy of detectMultiScale + what are face databases of haarcascade_frontalface_alt.xml

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2013-12-22 01:36:43 -0600 stereomatching

Wavelet Transform

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2013-04-13 07:08:20 -0600 Guanta

haar classifier detection vs feature detection,extraction and matching

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2013-05-16 05:53:33 -0600 vinayverma

OpenCV_traincascade giving a lot of false positives

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2015-11-19 05:04:36 -0600 erohan

How to detect human using findcontours based on the human shape?

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2015-03-13 15:33:38 -0600 jreinertnash

Detect specific body parts

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2013-08-23 13:26:04 -0600 FLY

What would be the best detectors for these objects

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2018-09-07 07:08:57 -0600 m93c

OpenCV.js unable to load haar cascades [closed]

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2012-07-26 00:25:40 -0600 Maria Dimashova

Convert haarcascade to LBP

Haar
LBP

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2015-06-17 11:25:36 -0600 Gino Strato

HAAR training fails at different stages

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2012-08-29 09:57:03 -0600 Ben

Is HaarDetectObjects rotation invariant ?

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2012-09-21 01:50:34 -0600 sammy

Haar Classifier patent infringement?

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1

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1

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2012-10-22 08:07:18 -0600 icedecker

Custom Haar-like features and source code

3k

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1

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2

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2012-11-29 14:15:09 -0600 KatieM

cascade classifier - very few haar cascades are working?

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2013-01-29 08:53:18 -0600 Jean-François Côté

Is Haar training ok for detecting objects like scissors?

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2013-02-10 14:09:27 -0600 Maria Dimashova

Convert opencv_traincascade intermediate output into xml

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2013-02-21 06:16:58 -0600 Ashwin

Face recognition using haartraining

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1

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2013-03-26 11:31:07 -0600 StevenPuttemans

How to generate HAAR cascade xml file for finger detection

743

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1

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no

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2013-04-07 12:32:13 -0600 StevenPuttemans

Library file sys/io missing, error occurs while compiling

622

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no

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2013-04-20 07:03:57 -0600 Hasni

how to get all files required for haar training of my object ?

879

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1

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no

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2017-05-25 15:27:03 -0600 greggo

How haar like tilted features are represented in xml cascade?

377

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1

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no

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2013-06-22 11:13:13 -0600 AgentCain

opencv_traincascade old format problem

Haar
cascade

155 questions

How to train cascade classifier

Unable to create positive samples

Can someone explain me these terms (acceptanceRatio, HR, FA) in training haar cascade, and "acceptanceRatio 800:4.97153e-05" is it consider good?

Fish detection. Is haartraining a good approach ?

Human detector using HAAR cascades has too many false positives it is confident about

Haar Cascade detecting only faces(no heads)?

How to use CascadeClassifier with a mask

The Haar face detection is very slow?

Accuracy of detectMultiScale + what are face databases of haarcascade_frontalface_alt.xml

Wavelet Transform

haar classifier detection vs feature detection,extraction and matching

OpenCV_traincascade giving a lot of false positives

How to detect human using findcontours based on the human shape?

Detect specific body parts

What would be the best detectors for these objects

OpenCV.js unable to load haar cascades [closed]

Convert haarcascade to LBP

HAAR training fails at different stages

Is HaarDetectObjects rotation invariant ?

Haar Classifier patent infringement?

Custom Haar-like features and source code

cascade classifier - very few haar cascades are working?

Is Haar training ok for detecting objects like scissors?

Convert opencv_traincascade intermediate output into xml

Face recognition using haartraining

How to generate HAAR cascade xml file for finger detection

Library file sys/io missing, error occurs while compiling

how to get all files required for haar training of my object ?

How haar like tilted features are represented in xml cascade?

opencv_traincascade old format problem

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