Questions - OpenCV Q&A Forum

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no

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2015-10-01 22:15:47 -0600 Felicity

Is Haar Cascade Classification can be considered as Neural Network?

600

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1

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no

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2015-10-28 09:37:38 -0600 Corto

TrainCascade image positive problem

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2

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6

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2020-03-29 10:31:54 -0600 ComputerVisionary

Missing HOG Cascade in Ver 3

HOG

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2

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2015-09-25 04:30:14 -0600 nastaran

how to set XML cascade for detecting eyes and face on perspective view of faces

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2015-09-22 01:36:50 -0600 albertofernandez

How to use OpenCV to find if a person is wearing a hat or glasses?

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2

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2015-09-18 03:57:13 -0600 adjorlu

Unsupervised Face Clustering in opencv

284

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2015-09-11 15:07:53 -0600 kburnham

Train dataset for temp stage can not be filled.

train_cascade

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no

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2015-09-11 05:04:53 -0600 StevenPuttemans

traincascade error - _cascadeDirName or _bgfileName or _vecFileName is NULL

traincascade

472

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no

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no

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2015-09-07 10:42:11 -0600 Steven_ocv

Train Cascade parameters calculations issue

833

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no

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2015-09-02 08:23:48 -0600 StevenPuttemans

opencv_traincascade line 152

traincascade

235

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no

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2015-08-31 11:13:37 -0600 Test

Opencv: train cascade image reader

108

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2015-08-30 11:34:23 -0600 muc

train cascade larg offset [closed]

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2015-08-29 06:33:38 -0600 TTrumpeTT

traincascade false positives

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2015-08-29 02:07:23 -0600 muc

color or grayscale for cascade training

858

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1

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no

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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

670

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2015-08-21 15:47:37 -0600 Precious Roy

Train cascade classifier train error

195

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2015-08-21 09:11:13 -0600 WhereToNow

Why is there a difference between OpenCV's scale change implementation of detectMultiScale between the cascade classifier and HOGDescriptor? [closed]

409

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2015-08-20 04:19:29 -0600 StevenPuttemans

how to detect numbers written on a speed sign

395

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1

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no

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2015-08-07 02:13:15 -0600 StevenPuttemans

Multiblock Local Binary Pattern in object detect module confusion.

369

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1

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no

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2016-06-10 08:49:13 -0600 cv_enthusiast

"Train dataset for temp stage can not be filled." on opencv_traincascade

528

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1

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no

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2015-07-19 12:04:44 -0600 StevenPuttemans

Improve training cascade speed

traincascade

109

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no

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no

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2015-07-16 06:00:19 -0600 angela

opencv_traincascade: obtaining number of features per stage

984

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2015-07-14 01:15:44 -0600 berak

How can I resize an image where the face should be cropped and scaled to fit the size?

553

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no

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2015-07-02 11:15:36 -0600 wshubham

How to increase the accuracy of EigenFaceRecognizer, it recognizes two people as one?

1k

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no

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2015-07-02 05:30:19 -0600 crustycrab

Unspecified error (The node does not represent a user object (unknown type?)) in function cvRead

node

621

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no

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no

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2015-07-06 10:09:59 -0600 jackwayneright

opencv_traincascade stuck on precalculation when running LBP mode

1k

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1

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2015-07-01 11:15:52 -0600 sturkmen

Cascade Classifier HAAR / LBP Advice

410

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no

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no

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2015-06-25 04:20:29 -0600 angela

Detections too small with OpenCV Cascade classifier

4k

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1

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no

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2015-12-01 06:15:45 -0600 StevenPuttemans

Number of stages or maxFalseAlarmRate?

traincascade

1k

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no

answers

4

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2015-06-09 01:36:12 -0600 SteveBorges

728 questions

Is Haar Cascade Classification can be considered as Neural Network?

TrainCascade image positive problem

Missing HOG Cascade in Ver 3

how to set XML cascade for detecting eyes and face on perspective view of faces

How to use OpenCV to find if a person is wearing a hat or glasses?

Unsupervised Face Clustering in opencv

Train dataset for temp stage can not be filled.

traincascade error - _cascadeDirName or _bgfileName or _vecFileName is NULL

Train Cascade parameters calculations issue

opencv_traincascade line 152

Opencv: train cascade image reader

train cascade larg offset [closed]

traincascade false positives

color or grayscale for cascade training

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.

Train cascade classifier train error

Why is there a difference between OpenCV's scale change implementation of detectMultiScale between the cascade classifier and HOGDescriptor? [closed]

how to detect numbers written on a speed sign

Multiblock Local Binary Pattern in object detect module confusion.

"Train dataset for temp stage can not be filled." on opencv_traincascade

Improve training cascade speed

opencv_traincascade: obtaining number of features per stage

How can I resize an image where the face should be cropped and scaled to fit the size?

How to increase the accuracy of EigenFaceRecognizer, it recognizes two people as one?

Unspecified error (The node does not represent a user object (unknown type?)) in function cvRead

opencv_traincascade stuck on precalculation when running LBP mode

Cascade Classifier HAAR / LBP Advice

Detections too small with OpenCV Cascade classifier

Number of stages or maxFalseAlarmRate?

markers detection

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