Questions - OpenCV Q&A Forum

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no

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2018-06-06 00:52:43 -0600 berak

cascade frontal and profile face

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no

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no

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2018-05-25 03:39:26 -0600 Jylomaki

openCV js Loading a trained model file

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

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

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2018-05-02 17:18:03 -0600 mssm1996

OpenCV Detecting Traffic Light green signal

554

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2018-04-27 02:07:27 -0600 berak

Training cuda::CascadeClassifier

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2018-04-25 07:46:03 -0600 StevenPuttemans

Combining classifiers

cascadeclassifier

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2018-04-17 13:38:55 -0600 guerreiro

error starting CascadeClassifier with xml file

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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

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2018-03-29 00:49:51 -0600 usuf

Segmentation fault.. using opencv_createsamples

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3

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2018-03-25 12:42:45 -0600 cellurl

Traffic Sign Recognition Concept

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2018-03-16 01:57:39 -0600 Joshitha

Bad argument in function cvReleaseData, how to fix the error?

365

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2018-03-09 08:55:21 -0600 StevenPuttemans

Cascade classier DetectMultiScale()

103

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

The number of rejected windows in detectMultiScale()

70

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2018-03-06 07:13:41 -0600 Jad

Is there a way to compute precision of a boosted cascade stages?

cascadeclassifier

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

Insufficient memory in function cvAlloc, how to release memory?

211

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2018-03-03 11:37:57 -0600 Jad

error while visualizing the cascade stage features

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2018-02-28 04:15:46 -0600 berak

How to use a dpm cascade model xml file in a Python script?

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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 "

264

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2018-02-16 05:03:51 -0600 StevenPuttemans

Cascade classifier training: object edges on positive samples?

251

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

Cascade Classifier

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no

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2018-01-24 17:12:31 -0600 loviso

How to evaluate a cascade classifier?

130

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no

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2017-12-25 19:54:20 -0600 bateringzax

High false alarm rates at step 100 for cascade training

133

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

Poor Cascade Training Results

223

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2017-11-07 20:38:38 -0600 vbc

opencv traincascade positive and negative image

cascadeclassifier

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

finger nails detection iOS

335

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no

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2017-10-25 08:32:24 -0600 wpadka

My Own Cascade Classifier: Can not get new positive sample. The most possible reason is insufficient count of samples in given vec-file.

924

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1

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2017-10-11 07:19:36 -0600 StevenPuttemans

HAAR Cascade opencl and Nvidia GPU - Code question

705

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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

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no

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2017-09-26 05:00:33 -0600 vohungvi

No output from opencv_createsamples

61

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2017-09-25 04:17:57 -0600 happy__

253 questions

cascade frontal and profile face

openCV js Loading a trained model file

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

OpenCV Detecting Traffic Light green signal

Training cuda::CascadeClassifier

Combining classifiers

error starting CascadeClassifier with xml file

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

Segmentation fault.. using opencv_createsamples

Traffic Sign Recognition Concept

Bad argument in function cvReleaseData, how to fix the error?

Cascade classier DetectMultiScale()

The number of rejected windows in detectMultiScale()

Is there a way to compute precision of a boosted cascade stages?

Insufficient memory in function cvAlloc, how to release memory?

error while visualizing the cascade stage features

How to use a dpm cascade model xml file in a Python script?

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

Cascade classifier training: object edges on positive samples?

Cascade Classifier

How to evaluate a cascade classifier?

High false alarm rates at step 100 for cascade training

Poor Cascade Training Results

opencv traincascade positive and negative image

finger nails detection iOS

My Own Cascade Classifier: Can not get new positive sample. The most possible reason is insufficient count of samples in given vec-file.

HAAR Cascade opencl and Nvidia GPU - Code question

Cascade Classifier - detectmultiscale does not return MatOfRect objects

No output from opencv_createsamples

an exception occurs when calling getFeatureType

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