Questions - OpenCV Q&A Forum

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

Parameters for OpenCV alt2 haar cascade [closed]

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2015-03-24 13:33:48 -0600 cytokinesis

Is there a way to control how many stages a cascade classifier uses?

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2016-11-23 01:10:31 -0600 dipumon

Person Detection from a ip camera

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2017-06-26 08:49:46 -0600 binsky3333

Haar Cascade negative images for backgrounds that don't change

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

error while visualizing the cascade stage features

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2018-08-16 11:56:40 -0600 yoggiee

lbp cascade training to detect traffic signs [closed]

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2019-01-28 16:26:02 -0600 Michał Kowalczyk

1 image - 10 haar classifiers - process image once [closed]

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2020-06-24 23:05:05 -0600 neel19

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

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2012-11-29 14:15:09 -0600 KatieM

cascade classifier - very few haar cascades are working?

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2013-08-12 09:19:39 -0600 StevenPuttemans

Detecting small faces in large photos using OpenCV and Python

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2013-12-20 09:44:00 -0600 Nixer

CascadeClassifier_GPU NCV Assertion Failed

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2015-01-09 03:55:34 -0600 pierewoj

Tool for cropping positive samples

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2019-10-24 09:30:24 -0600 supra56

OpenCV 3 - Python's detectMultiScale3 fails in clipObjects

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

How to train classifiers the best way possible

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2016-07-31 23:24:32 -0600 KorobOK

Can't find any faces on pictures

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

Haar classifier limitations

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

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

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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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2018-03-16 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()

554

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

Training cuda::CascadeClassifier

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2018-07-03 06:28:58 -0600 Nigeltve

'opencv_createsamples' is not recognized as an internal or external command

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2018-07-13 06:38:46 -0600 ioemmano

Building detection in satellite imagery

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3

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2012-09-26 05:56:37 -0600 Kirill Kornyakov

Haar Cascade detecting only faces(no heads)?

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2013-09-27 03:16:21 -0600 lidong04

How to use CascadeClassifier with a mask

2k

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1

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2013-05-16 05:53:33 -0600 vinayverma

OpenCV_traincascade giving a lot of false positives

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2018-09-07 07:08:57 -0600 m93c

28 questions

Parameters for OpenCV alt2 haar cascade [closed]

Is there a way to control how many stages a cascade classifier uses?

Person Detection from a ip camera

Haar Cascade negative images for backgrounds that don't change

error while visualizing the cascade stage features

lbp cascade training to detect traffic signs [closed]

1 image - 10 haar classifiers - process image once [closed]

I am getting this error: Invalid HAAR feature (expected: 'rw.r.x + rw.r.width <= W'), where > 'rw.r.x + rw.r.width' is 22 > must be less than or equal to > 'W' is 16

cascade classifier - very few haar cascades are working?

Detecting small faces in large photos using OpenCV and Python

CascadeClassifier_GPU NCV Assertion Failed

Tool for cropping positive samples

OpenCV 3 - Python's detectMultiScale3 fails in clipObjects

How to train classifiers the best way possible

Can't find any faces on pictures

Haar classifier limitations

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

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

Insufficient memory in function cvAlloc, how to release memory?

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

Cascade classier DetectMultiScale()

Training cuda::CascadeClassifier

'opencv_createsamples' is not recognized as an internal or external command

Building detection in satellite imagery

Haar Cascade detecting only faces(no heads)?

How to use CascadeClassifier with a mask

OpenCV_traincascade giving a lot of false positives

OpenCV.js unable to load haar cascades [closed]

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