Questions - OpenCV Q&A Forum

523

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1

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no

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

Adjusting memory used in haar cascade training

636

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no

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no

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

opencv_traincascade: Calculating numstages numpos numneg

176

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1

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no

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

Cascade Classifier Training: Is the negNum decreasing each stage?

4k

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3

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no

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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

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1

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

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

HOG
cascade

474

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1

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no

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

Using GpuCascadeClassifier with self trained cascade file

189

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no

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no

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

train cascade [closed]

87

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

Algorithms used for to train cascade classifier

cascadeclassifier

1k

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no

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no

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

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

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no

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

Haar Cascade training for leaves detection

164

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no

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no

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

Cascade Classifier - Utilize less processor with TBB training.

1k

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1

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no

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

pre trained haar cascade for digits

Haar
cascade

178

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no

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no

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

Cascade training parameters and time

151

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1

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no

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

how to recover train cascade from stage

5k

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1

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no

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

Error with cv2.CascadeClassifier() using Trained Classifier

602

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1

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no

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

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

272

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no

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no

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

Train an LBP head detector using opencv_traincascade [closed]

569

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no

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

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

cvHaarCascade

156

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no

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no

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

Unable to train my own Haar Cascade [closed]

244

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no

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no

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

Train haar cascade using all images [closed]

199

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no

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

Cascade training in OpenCV 3

1k

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no

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-1

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

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

479

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no

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no

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

Training cascade for detecting arrow signs

146

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no

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no

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

Poor Cascade Training Results

136

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no

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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

319

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1

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no

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

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

haarcascade

693

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1

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no

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

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

73

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no

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no

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

HAAR Cascade Trainning recognizing few features [closed]

cascade

289

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1

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no

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

Cascade classifier training: object edges on positive samples?

445

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no

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no

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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]

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