Questions - OpenCV Q&A Forum

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2015-11-25 07:28:13 -0600 belgraviton

Cascade classifier stage construction looping [closed]

cascade

790

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1

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2015-12-08 04:08:13 -0600 StevenPuttemans

Haar Feature

Haar
feature

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2

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2020-03-29 05:55:55 -0600 ComputerVisionary

traincascade's error (Required leaf false alarm rate achieved. Branch training terminated.)

traincascade

141

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2016-01-29 05:01:46 -0600 carl82

Facial detection positive sample vector size

297

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2016-02-03 10:33:51 -0600 Lory

Why does OpenCV recognize the object only in training images? [closed]

938

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2016-02-11 06:30:26 -0600 StevenPuttemans

CascadeClassifier::detectMultiScale alogical influence of minSize parameter

detectMultiScale

561

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2016-03-03 23:31:20 -0600 Prakash

Opencv haar training parameters : Mode & symmentry

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2016-03-13 20:18:25 -0600 dashiad

Unable to train an usable cascade

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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.

2k

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1

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2016-04-11 04:57:54 -0600 aripod

About opencv_traincascade....

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2016-04-16 17:20:19 -0600 rockbass2560

How to train correctly a cascade

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2016-04-18 23:39:10 -0600 WasabiFan

Tips for training cascade classifier

330

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2016-05-18 03:17:34 -0600 StevenPuttemans

cascade classifier takes hours in testing one image

1k

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2016-05-24 03:16:11 -0600 Mathieu Barnachon

Identifying black cars with OpenCV in Python

1k

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

Haar cascade training

207

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2016-05-27 14:57:05 -0600 agiordano149

Problems with traincascade - OpenCV 2.4.9

704

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2016-06-02 12:59:29 -0600 xEden

opencv_traincascade.exe crashes while at NEG current samples

499

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2016-06-01 12:44:41 -0600 bluezap

Cascade training failed OpenCV 2.4.9.1

79

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2016-06-04 05:01:43 -0600 carlblack1987

Some questions about training my own cascades. [closed]

9k

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1

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2016-06-18 10:53:52 -0600 Eduardo

OpenCV 3.1 - Upper body detection not working in any example

Upperbody

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2016-06-08 10:06:31 -0600 mmc

Train dataset for temp stage can not be filled

traincascade

1k

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1

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1

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2016-07-20 03:12:58 -0600 StevenPuttemans

How to plot the Precision-Recall Curve (PRC) for a Cascade classifier correctly?

229

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2016-06-22 11:02:19 -0600 danaro

training stage-1 error

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2

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2016-07-21 15:03:29 -0600 eTicket

How to train classifiers the best way possible

295

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2016-08-05 04:42:04 -0600 Param92

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

408

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2016-08-20 12:02:20 -0600 mattm401

PR Curve for Cascade w/ detectMultiScale3: Never Completes

464

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1

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2016-08-23 06:54:58 -0600 StevenPuttemans

OpenCV 3.1 cratesamples

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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

2k

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2016-09-08 05:21:53 -0600 CLeBeR

Assertion error in cvtColor

2k

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2016-10-04 06:42:58 -0600 StevenPuttemans

Cascade Training Error OpenCV 3.0.0 - Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

222 questions

Cascade classifier stage construction looping [closed]

Haar Feature

traincascade's error (Required leaf false alarm rate achieved. Branch training terminated.)

Facial detection positive sample vector size

Why does OpenCV recognize the object only in training images? [closed]

CascadeClassifier::detectMultiScale alogical influence of minSize parameter

Opencv haar training parameters : Mode & symmentry

Unable to train an usable cascade

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 opencv_traincascade....

How to train correctly a cascade

Tips for training cascade classifier

cascade classifier takes hours in testing one image

Identifying black cars with OpenCV in Python

Haar cascade training

Problems with traincascade - OpenCV 2.4.9

opencv_traincascade.exe crashes while at NEG current samples

Cascade training failed OpenCV 2.4.9.1

Some questions about training my own cascades. [closed]

OpenCV 3.1 - Upper body detection not working in any example

Train dataset for temp stage can not be filled

How to plot the Precision-Recall Curve (PRC) for a Cascade classifier correctly?

training stage-1 error

How to train classifiers the best way possible

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

PR Curve for Cascade w/ detectMultiScale3: Never Completes

OpenCV 3.1 cratesamples

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

Assertion error in cvtColor

Cascade Training Error OpenCV 3.0.0 - Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.

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