Questions - OpenCV Q&A Forum

833

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2015-08-25 07:29:22 -0600 berak

opencv_traincascade error: Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

opencv_traincascade

432

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no

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no

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2015-11-02 11:06:46 -0600 Papercut

Haar Cascade training outOfMemory error.. help!!

282

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1

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2015-12-20 14:03:30 -0600 Delauney

opencv_traincascade throwing error "...lbpfeatures.cpp:17: error: (-215) _maxSampleCount > 0 in function init"

582

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no

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no

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2016-01-18 10:01:16 -0600 Garenne92

Error when launch opencv_traincascade : _cascadeDirName or _bgfileName or _vecFileName is NULL

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2

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no

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2016-02-02 06:50:43 -0600 StevenPuttemans

why may detectMultiScale() give too many points out of the interested object?

9k

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1

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2016-03-30 07:01:42 -0600 StevenPuttemans

Cascade Training Error OpenCV 3.1 - Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

212

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1

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no

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2016-04-05 07:39:53 -0600 StevenPuttemans

About parameters of traincascade

519

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1

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no

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2016-04-22 07:12:18 -0600 StevenPuttemans

OpenCV_CreateSamples and Training can't read negatives.txt

1k

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

Haar cascade training

771

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2016-08-23 03:04:05 -0600 mohammads

Cascade Training Error OpenCV 2.4.13 error @ stage 4! Train dataset for temp stage can not be filled

535

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1

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no

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2016-10-05 05:59:56 -0600 StevenPuttemans

cascade training best practices for lit sign

576

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2016-10-28 04:51:23 -0600 StevenPuttemans

Picture and Samples Sizes opencv_traincascade

167

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no

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2017-01-11 00:30:42 -0600 StevenPuttemans

Information training objects

150

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1

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no

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2017-04-07 15:53:33 -0600 StevenPuttemans

Meaning of stages in traincascade

opencv_traincascade

336

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1

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no

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2017-04-14 07:42:06 -0600 StevenPuttemans

Order of sampling negative examples

323

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1

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no

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2017-09-07 02:31:24 -0600 StevenPuttemans

Traincascade cannot reach False Alarm Rate?

opencv_traincascade

251

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no

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2017-09-10 12:10:36 -0600 hyder

Train an LBP head detector using opencv_traincascade [closed]

177

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no

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no

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2017-11-27 09:35:03 -0600 pww

Cascade training in OpenCV 3

432

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no

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2017-12-15 11:36:55 -0600 d-e-t

Training cascade for detecting arrow signs

258

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no

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2018-03-09 11:29:29 -0600 sgrossberndt

Need help optimizing training setup to detect all german traffic signs

opencv_traincascade

697

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1

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no

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2018-04-16 00:35:24 -0600 kapil goyal

aborted core dumped :NEG current samples: 7250 terminate called after throwing an instance of 'std::out_of_range' what(): basic_string::substr: __pos (which is 140) > this->size() (which is 11) Aborted (core dumped)7254

1k

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2018-05-03 12:06:23 -0600 RazeK

How to improve the performance of a Haar cascade classifier during training?

1k

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2018-06-18 15:24:44 -0600 a_zach

OpenCV(3.4.1) Error: Assertion failed (_img.rows * _img.cols == vecSize)

opencv_traincascade

231

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no

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no

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2018-09-17 03:47:48 -0600 RUCasul

Haar Cascade training not working as intended

720

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1

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no

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2020-03-29 05:05:58 -0600 ComputerVisionary

opencv_traincascade.exe available somewhere?

opencv_traincascade

311

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no

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no

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2020-04-06 22:01:23 -0600 LearningCV

training haar cascade with single positive sample

340

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no

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2020-04-28 02:13:05 -0600 Hibiki

I cannot run opencv_traincascade.exe (Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.)

2k

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2

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-1

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2015-04-24 05:04:30 -0600 la lluvia

get images from opencv_createsamples, annotations, png files

725

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1

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no

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2018-04-19 03:47:53 -0600 StevenPuttemans

89 questions

opencv_traincascade error: Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

Haar Cascade training outOfMemory error.. help!!

opencv_traincascade throwing error "...lbpfeatures.cpp:17: error: (-215) _maxSampleCount > 0 in function init"

Error when launch opencv_traincascade : _cascadeDirName or _bgfileName or _vecFileName is NULL

why may detectMultiScale() give too many points out of the interested object?

Cascade Training Error OpenCV 3.1 - Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

About parameters of traincascade

OpenCV_CreateSamples and Training can't read negatives.txt

Haar cascade training

Cascade Training Error OpenCV 2.4.13 error @ stage 4! Train dataset for temp stage can not be filled

cascade training best practices for lit sign

Picture and Samples Sizes opencv_traincascade

Information training objects

Meaning of stages in traincascade

Order of sampling negative examples

Traincascade cannot reach False Alarm Rate?

Train an LBP head detector using opencv_traincascade [closed]

Cascade training in OpenCV 3

Training cascade for detecting arrow signs

Need help optimizing training setup to detect all german traffic signs

aborted core dumped :NEG current samples: 7250 terminate called after throwing an instance of 'std::out_of_range' what(): basic_string::substr: __pos (which is 140) > this->size() (which is 11) Aborted (core dumped)7254

How to improve the performance of a Haar cascade classifier during training?

OpenCV(3.4.1) Error: Assertion failed (_img.rows * _img.cols == vecSize)

Haar Cascade training not working as intended

opencv_traincascade.exe available somewhere?

training haar cascade with single positive sample

I cannot run opencv_traincascade.exe (Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.)

get images from opencv_createsamples, annotations, png files

opencv traincascade on windows

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