Questions - OpenCV Q&A Forum

1k

views

no

answers

no

votes

2017-05-28 07:36:37 -0600 sebastienTurr

Error at the begining of Training Stage 1

69

views

no

answers

no

votes

2017-05-22 12:15:24 -0600 pmullowney

parallelization of apps/traincascade/cascadeclassifier::fillPassedSamples()

cascadeclassifier

995

views

no

answers

no

votes

2017-05-11 07:24:21 -0600 CV_open

traincascade acceptance Ratio break value

1k

views

no

answers

no

votes

2017-03-24 14:45:20 -0600 sayem48

Haar Cascade training for leaves detection

227

views

no

answers

no

votes

2017-03-21 07:09:35 -0600 Crazor

Recognizing object larger than camera FOV

objectrecognition

298

views

no

answers

no

votes

2016-12-26 06:04:55 -0600 petr.shypila

Object detection rectangle doesn't cover whole object

122

views

no

answers

no

votes

2016-12-17 19:08:05 -0600 DerrickB

Cascade Classifier Preprocessing Question

626

views

no

answers

no

votes

2016-11-21 10:15:55 -0600 Tobyy

opencv_traincascade: Calculating numstages numpos numneg

538

views

no

answers

no

votes

2016-11-10 09:01:16 -0600 ThorbjornSomod

Training a lbp detector/classifier

291

views

no

answers

no

votes

2016-11-09 04:22:33 -0600 StevenPuttemans

How to do HAAR training?

623

views

no

answers

no

votes

2016-11-02 14:22:29 -0600 CLeBeR

Webcam capture and imgshow low FPS

58

views

no

answers

no

votes

2016-11-02 08:14:32 -0600 Inder

Can Cascade Classifier Training in OpenCV be termed as Machine learning?

146

views

no

answers

no

votes

2016-10-26 18:22:21 -0600 atomoclast

Training Cascades with 2-3 varient items/increasing robustness.

1k

views

no

answers

no

votes

2016-10-25 02:52:47 -0600 irum

recognition giving error of training and test data (size not same)

3k

views

no

answers

no

votes

2016-10-24 04:29:31 -0600 irum

What type of result predict function of fisherface recognizer returns

88

views

no

answers

no

votes

2016-10-17 11:12:12 -0600 walatima

How to detect faces in image or video?

opencv#java#

394

views

no

answers

no

votes

2016-10-07 13:00:11 -0600 Neldar

Haar Training detectMultiScale does not work very well when size vary

1k

views

no

answers

no

votes

2016-10-04 01:24:47 -0600 berak

how to dispaly percentage pridiction in fisher face recoginition algorithm

120

views

no

answers

1

vote

2016-09-30 04:05:42 -0600 roboteyes

Drawing conclusions about cascade quality during training

haartraining

129

views

no

answers

no

votes

2016-09-28 13:03:20 -0600 benorg

How should I approach preparation of training data/cascade training with one object which can be one of two colors?

359

views

no

answers

no

votes

2016-09-15 04:00:42 -0600 atv

Pre processing with tan trigs functions

13k

views

no

answers

no

votes

2016-08-29 15:05:00 -0600 tyler-cromwell

Improving face recognition accuracy

782

views

no

answers

no

votes

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

305

views

no

answers

no

votes

2016-08-13 17:09:05 -0600 Bharat_kalluri

Why does recognizer predict always return 1?

274

views

no

answers

no

votes

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

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

1k

views

no

answers

no

votes

2016-07-07 11:17:23 -0600 mrfromage

FaceRecognizer trained XML to Cascade Classifier (2.4.13)?

java
opencv

288

views

no

answers

no

votes

2016-06-30 10:13:20 -0600 bertumen.wj

I plan to recognize paper bills by denomination but i can't think of a way to do so ... it must be invariant of illumination, rotation and scale. can i use haar or LBP ? do you have any suggestions?

368

views

no

answers

no

votes

2016-06-09 10:10:22 -0600 cv_enthusiast

analytic choice of parameters in traincascade

75

views

no

answers

no

votes

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

Train dataset for temp stage can not be filled

traincascade

199

views

no

answers

no

votes

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

198 questions

Error at the begining of Training Stage 1

parallelization of apps/traincascade/cascadeclassifier::fillPassedSamples()

traincascade acceptance Ratio break value

Haar Cascade training for leaves detection

Recognizing object larger than camera FOV

Object detection rectangle doesn't cover whole object

Cascade Classifier Preprocessing Question

opencv_traincascade: Calculating numstages numpos numneg

Training a lbp detector/classifier

How to do HAAR training?

Webcam capture and imgshow low FPS

Can Cascade Classifier Training in OpenCV be termed as Machine learning?

Training Cascades with 2-3 varient items/increasing robustness.

recognition giving error of training and test data (size not same)

What type of result predict function of fisherface recognizer returns

How to detect faces in image or video?

Haar Training detectMultiScale does not work very well when size vary

how to dispaly percentage pridiction in fisher face recoginition algorithm

Drawing conclusions about cascade quality during training

How should I approach preparation of training data/cascade training with one object which can be one of two colors?

Pre processing with tan trigs functions

Improving face recognition accuracy

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

Why does recognizer predict always return 1?

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

FaceRecognizer trained XML to Cascade Classifier (2.4.13)?

I plan to recognize paper bills by denomination but i can't think of a way to do so ... it must be invariant of illumination, rotation and scale. can i use haar or LBP ? do you have any suggestions?

analytic choice of parameters in traincascade

Train dataset for temp stage can not be filled

Problems with traincascade - OpenCV 2.4.9

Links

Contributors

Tags