Questions - OpenCV Q&A Forum

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2015-03-13 02:34:33 -0600 dmilne

Generating good training data for haar cascades

cvhaartraining

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1

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2016-10-31 06:00:35 -0600 StevenPuttemans

Haar classifier limitations

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2016-10-07 13:00:11 -0600 Neldar

Haar Training detectMultiScale does not work very well when size vary

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2016-12-17 01:50:22 -0600 berak

openCV 2.4.9.1 sample creation works but gives error message

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2013-10-17 10:43:00 -0600 Pedro Batista

C++ error in haartraining attempts

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2017-05-30 05:52:30 -0600 berak

OpenCV HaarTraining Positive images background

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2014-02-22 08:58:13 -0600 FLY

Need Suggestion for Detecting

379

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2020-08-12 10:05:13 -0600 berak

“Incremental” [face] training

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2015-09-22 01:36:50 -0600 albertofernandez

How to use OpenCV to find if a person is wearing a hat or glasses?

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2015-10-20 07:19:11 -0600 kelpie

opencv_traincascade unhandeled exception

cvhaartraining

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2016-10-07 03:48:13 -0600 StevenPuttemans

opencv_traincascade always halts on stage 4.i

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2016-11-09 04:22:33 -0600 StevenPuttemans

How to do HAAR training?

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2016-06-30 10:13:20 -0600 bertumen.wj

I plan to recognize paper bills by denomination but i can't think of a way to do so ... it must be invariant of illumination, rotation and scale. can i use haar or LBP ? do you have any suggestions?

573

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2018-03-06 04:06:18 -0600 Joshitha

Are there any ways to generate a HAAR cascade faster?

548

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2014-01-22 02:35:41 -0600 StevenPuttemans

Opencv_haartraining does not converge

269

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2014-07-17 02:43:45 -0600 MaR1oC

Which image format is the best for haar training? [closed]

cvhaartraining

183

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2016-05-14 13:17:15 -0600 iamnikolie

Train Haar classifier faster

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2014-10-16 10:35:22 -0600 jcheney44

Parameters for OpenCV alt2 haar cascade [closed]

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2

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2019-02-05 18:02:51 -0600 sturkmen

Barcode/label detection

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2017-10-06 13:52:14 -0600 holdman

Cascade Classifier - detectmultiscale does not return MatOfRect objects

621

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2014-01-23 08:38:09 -0600 StevenPuttemans

Using the -w and -h parameters of the createsamples utility for cascaded training

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2015-01-27 02:33:31 -0600 jackmagic1

Cascade trained from trainingcascade unaccurate

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2015-03-12 07:52:16 -0600 Schawn

Training Dectectors - Image Sample Preparations

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2015-09-07 10:42:11 -0600 Steven_ocv

Train Cascade parameters calculations issue

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2016-05-21 14:42:50 -0600 slnowak

Training cascade classifier: Can not get new positive sample

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2016-05-26 06:47:32 -0600 StevenPuttemans

Haar cascade training

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2017-03-24 14:45:20 -0600 sayem48

Haar Cascade training for leaves detection

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2017-06-28 10:07:31 -0600 eshirima

Cascade training parameters and time

135

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2017-12-21 20:43:46 -0600 bateringzax

Poor Cascade Training Results

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2018-08-01 11:51:25 -0600 graham

33 questions

Generating good training data for haar cascades

Haar classifier limitations

Haar Training detectMultiScale does not work very well when size vary

openCV 2.4.9.1 sample creation works but gives error message

C++ error in haartraining attempts

OpenCV HaarTraining Positive images background

Need Suggestion for Detecting

“Incremental” [face] training

How to use OpenCV to find if a person is wearing a hat or glasses?

opencv_traincascade unhandeled exception

opencv_traincascade always halts on stage 4.i

How to do HAAR training?

I plan to recognize paper bills by denomination but i can't think of a way to do so ... it must be invariant of illumination, rotation and scale. can i use haar or LBP ? do you have any suggestions?

Are there any ways to generate a HAAR cascade faster?

Opencv_haartraining does not converge

Which image format is the best for haar training? [closed]

Train Haar classifier faster

Parameters for OpenCV alt2 haar cascade [closed]

Barcode/label detection

Cascade Classifier - detectmultiscale does not return MatOfRect objects

Using the -w and -h parameters of the createsamples utility for cascaded training

Cascade trained from trainingcascade unaccurate

Training Dectectors - Image Sample Preparations

Train Cascade parameters calculations issue

Training cascade classifier: Can not get new positive sample

Haar cascade training

Haar Cascade training for leaves detection

Cascade training parameters and time

Poor Cascade Training Results

Cascade Training - nneg setting with prepared negative images

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