Questions - OpenCV Q&A Forum

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2020-06-26 11:46:50 -0600 berak

Train from haarcascade frontface

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2020-03-29 05:17:01 -0600 ComputerVisionary

Is there a way to use a trained CascadeClassifier for just classification in OpenCV 3.x?

330

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2019-02-21 04:17:13 -0600 berak

Can we create our own haar-cascade file for multi-view face detection

698

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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

103

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2018-03-07 09:21:15 -0600 Jad

The number of rejected windows in detectMultiScale()

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2018-03-04 11:39:07 -0600 Joshitha

Insufficient memory in function cvAlloc, how to release memory?

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2018-02-28 02:39:55 -0600 saideepthik

Error while running code that uses Haar Classifier xml: "Incorrect type of self "

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2018-02-10 00:56:13 -0600 ice

Cascade Classifier

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2017-10-30 11:27:43 -0600 Machete

finger nails detection iOS

709

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no

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

Cascade Classifier - detectmultiscale does not return MatOfRect objects

246

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2017-06-22 02:48:58 -0600 wureka

my trained cascade.xml makes the call detectMultiScale(...) hangs [closed]

385

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

PR Curve for Cascade w/ detectMultiScale3: Never Completes

137

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2016-05-19 18:58:39 -0600 Ramkumar Natarajan

opencv_traincascade to train in different colorspace

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

14 questions

Train from haarcascade frontface

Is there a way to use a trained CascadeClassifier for just classification in OpenCV 3.x?

Can we create our own haar-cascade file for multi-view face detection

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

The number of rejected windows in detectMultiScale()

Insufficient memory in function cvAlloc, how to release memory?

Error while running code that uses Haar Classifier xml: "Incorrect type of self "

Cascade Classifier

finger nails detection iOS

Cascade Classifier - detectmultiscale does not return MatOfRect objects

my trained cascade.xml makes the call detectMultiScale(...) hangs [closed]

PR Curve for Cascade w/ detectMultiScale3: Never Completes

opencv_traincascade to train in different colorspace

cascade classifier takes hours in testing one image

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