Questions - OpenCV Q&A Forum

520

views

1

answer

no

votes

2016-11-08 16:37:47 -0600 Mohamed Alzaki

Adjusting memory used in haar cascade training

635

views

no

answers

no

votes

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

opencv_traincascade: Calculating numstages numpos numneg

169

views

1

answer

no

votes

2016-12-20 04:37:49 -0600 StevenPuttemans

Cascade Classifier Training: Is the negNum decreasing each stage?

4k

views

3

answers

no

votes

2020-03-29 06:10:32 -0600 ComputerVisionary

Can someone explain me these terms (acceptanceRatio, HR, FA) in training haar cascade, and "acceptanceRatio 800:4.97153e-05" is it consider good?

524

views

1

answer

no

votes

2017-01-13 01:41:37 -0600 berak

any possible to detect object with cascade training model and HOG feature

HOG
cascade

469

views

1

answer

no

votes

2017-02-07 08:48:22 -0600 berak

Using GpuCascadeClassifier with self trained cascade file

188

views

no

answers

no

votes

2017-02-16 10:09:17 -0600 NCrit

train cascade [closed]

85

views

1

answer

no

votes

2017-02-20 21:26:39 -0600 Tetragramm

Algorithms used for to train cascade classifier

cascadeclassifier

1k

views

no

answers

no

votes

2017-02-22 07:10:29 -0600 ashgard

How to train a GPU/CUDA CascadeClassifier or HogDescriptor? [closed]

1k

views

no

answers

no

votes

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

Haar Cascade training for leaves detection

164

views

no

answers

no

votes

2017-06-02 08:26:26 -0600 Simão Martin

Cascade Classifier - Utilize less processor with TBB training.

1k

views

1

answer

no

votes

2017-06-11 08:33:39 -0600 berak

pre trained haar cascade for digits

Haar
cascade

177

views

no

answers

no

votes

2017-06-28 10:07:31 -0600 eshirima

Cascade training parameters and time

150

views

1

answer

no

votes

2017-07-01 01:26:01 -0600 berak

how to recover train cascade from stage

5k

views

1

answer

no

votes

2017-07-06 15:35:48 -0600 Highwayman

Error with cv2.CascadeClassifier() using Trained Classifier

602

views

1

answer

no

votes

2017-08-27 17:56:26 -0600 berak

Can I update the pre-trained haar cascades classifiers stored in .xml files?

272

views

no

answers

no

votes

2017-09-10 12:10:36 -0600 hyder

Train an LBP head detector using opencv_traincascade [closed]

556

views

no

answers

no

votes

2017-10-03 17:00:37 -0600 user1932890

Implement Viola-Jones from scratch with pre-trained Haar cascade

cvHaarCascade

156

views

no

answers

no

votes

2017-11-07 18:46:43 -0600 ash.jo4444

Unable to train my own Haar Cascade [closed]

242

views

no

answers

no

votes

2017-11-09 12:19:32 -0600 Davaaron

Train haar cascade using all images [closed]

198

views

no

answers

no

votes

2017-11-27 09:35:03 -0600 pww

Cascade training in OpenCV 3

1k

views

no

answers

-1

votes

2017-11-27 23:26:45 -0600 ShayanFiroozi

Pornography/nudity Cascade training best size and parameters [closed]

473

views

no

answers

no

votes

2017-12-15 11:36:55 -0600 d-e-t

Training cascade for detecting arrow signs

146

views

no

answers

no

votes

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

Poor Cascade Training Results

136

views

no

answers

no

votes

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

High false alarm rates at step 100 for cascade training

315

views

1

answer

no

votes

2018-01-01 09:31:48 -0600 berak

How train haar cascade classifier, i am using opencv 3.2.0 version. [closed]

haarcascade

669

views

1

answer

no

votes

2018-01-15 07:40:38 -0600 StevenPuttemans

Is there any way to combine HOG and LBP in a cascade.xml file?

72

views

no

answers

no

votes

2018-02-09 12:01:06 -0600 PabloOyarzo

HAAR Cascade Trainning recognizing few features [closed]

cascade

288

views

1

answer

no

votes

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

Cascade classifier training: object edges on positive samples?

422

views

no

answers

no

votes

2018-02-27 08:44:16 -0600 berak

728 questions

Adjusting memory used in haar cascade training

opencv_traincascade: Calculating numstages numpos numneg

Cascade Classifier Training: Is the negNum decreasing each stage?

Can someone explain me these terms (acceptanceRatio, HR, FA) in training haar cascade, and "acceptanceRatio 800:4.97153e-05" is it consider good?

any possible to detect object with cascade training model and HOG feature

Using GpuCascadeClassifier with self trained cascade file

train cascade [closed]

Algorithms used for to train cascade classifier

How to train a GPU/CUDA CascadeClassifier or HogDescriptor? [closed]

Haar Cascade training for leaves detection

Cascade Classifier - Utilize less processor with TBB training.

pre trained haar cascade for digits

Cascade training parameters and time

how to recover train cascade from stage

Error with cv2.CascadeClassifier() using Trained Classifier

Can I update the pre-trained haar cascades classifiers stored in .xml files?

Train an LBP head detector using opencv_traincascade [closed]

Implement Viola-Jones from scratch with pre-trained Haar cascade

Unable to train my own Haar Cascade [closed]

Train haar cascade using all images [closed]

Cascade training in OpenCV 3

Pornography/nudity Cascade training best size and parameters [closed]

Training cascade for detecting arrow signs

Poor Cascade Training Results

High false alarm rates at step 100 for cascade training

How train haar cascade classifier, i am using opencv 3.2.0 version. [closed]

Is there any way to combine HOG and LBP in a cascade.xml file?

HAAR Cascade Trainning recognizing few features [closed]

Cascade classifier training: object edges on positive samples?

How to train good cascade? [closed]

Links

Contributors

Tags