Questions - OpenCV Q&A Forum

358

views

no

answers

-1

votes

2020-11-25 15:49:52 -0600 serge

How to know the exact location of an object in an image after detecting it using haar-cascade?

429

views

1

answer

no

votes

2020-11-21 02:13:53 -0600 berak

Result of My Cascade Training is Bad

opencv#traincascade

575

views

1

answer

no

votes

2020-11-04 08:59:59 -0600 berak

Train Cascade

508

views

1

answer

no

votes

2020-10-25 12:24:06 -0600 berak

Undefined symbols for architecture x86_64

852

views

1

answer

no

votes

2020-10-13 04:33:44 -0600 berak

I'm getting the following error while using OpenCV

562

views

no

answers

3

votes

2020-09-16 09:52:00 -0600 LauLauThom

Haar cascade detector with non-maxima suppression

2k

views

1

answer

no

votes

2020-09-14 02:19:42 -0600 berak

Where to find opencv_createsamples.exe in windows

1k

views

1

answer

no

votes

2020-08-26 20:14:07 -0600 tym

Improving Haar Cascade results

403

views

1

answer

no

votes

2020-08-12 10:05:13 -0600 berak

“Incremental” [face] training

4k

views

1

answer

no

votes

2020-07-28 06:51:26 -0600 berak

TypeError: Expected Ptr<cv::UMat> for argument 'src'

271

views

no

answers

no

votes

2020-07-27 18:08:39 -0600 mdaccrim97

opencv_traincascade keeps core dumping [closed]

329

views

no

answers

-1

votes

2020-06-28 10:54:26 -0600 Dragonfly Robotics

OpenCV Training Custom Haar Cascade with Python 3

671

views

1

answer

no

votes

2020-06-26 11:46:50 -0600 berak

Train from haarcascade frontface

131

views

no

answers

no

votes

2020-06-23 12:06:19 -0600 supra56

LBPHFaceRecognizer slows down processes

625

views

1

answer

no

votes

2020-05-22 08:27:02 -0600 supra56

[SOLVED]Determining number of Traffic Light Pattern after Detecting Traffic Light [closed]

1k

views

1

answer

no

votes

2020-05-21 02:45:09 -0600 berak

Can you help me with nail detection please?

objectdetection

1k

views

1

answer

no

votes

2020-05-17 02:41:26 -0600 berak

Best Face Detection Trained Data for Haar Cascade Classifier?

345

views

no

answers

no

votes

2020-04-28 17:41:28 -0600 AndrakoValle

How to train more accurate Haar Cascades?

452

views

no

answers

no

votes

2020-04-28 02:13:05 -0600 Hibiki

I cannot run opencv_traincascade.exe (Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.)

131

views

1

answer

no

votes

2020-04-16 12:48:02 -0600 mlawton231

Using AWS to train and develop downloadable cascade file

aws

616

views

no

answers

no

votes

2020-04-15 22:12:52 -0600 rioadhii

Face Recognition with CNN

375

views

no

answers

no

votes

2020-04-06 22:01:23 -0600 LearningCV

training haar cascade with single positive sample

4k

views

2

answers

6

votes

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

Missing HOG Cascade in Ver 3

HOG

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?

403

views

1

answer

no

votes

2020-03-29 06:08:41 -0600 ComputerVisionary

Training Haar cascades for face detection..

1k

views

1

answer

no

votes

2020-03-29 06:05:47 -0600 ComputerVisionary

how to solve problem of low fps in OpenCV

15k

views

2

answers

no

votes

2020-03-29 05:55:55 -0600 ComputerVisionary

traincascade's error (Required leaf false alarm rate achieved. Branch training terminated.)

traincascade

502

views

1

answer

no

votes

2020-03-29 05:51:41 -0600 ComputerVisionary

Cannot detect cars

2k

views

2

answers

no

votes

2020-03-29 05:44:06 -0600 ComputerVisionary

[OSX] Can't find opencv_createsamples & opencv_traincascade

1k

views

2

answers

no

votes

2020-03-29 05:24:53 -0600 ComputerVisionary

728 questions

How to know the exact location of an object in an image after detecting it using haar-cascade?

Result of My Cascade Training is Bad

Train Cascade

Undefined symbols for architecture x86_64

I'm getting the following error while using OpenCV

Haar cascade detector with non-maxima suppression

Where to find opencv_createsamples.exe in windows

Improving Haar Cascade results

“Incremental” [face] training

TypeError: Expected Ptr<cv::UMat> for argument 'src'

opencv_traincascade keeps core dumping [closed]

OpenCV Training Custom Haar Cascade with Python 3

Train from haarcascade frontface

LBPHFaceRecognizer slows down processes

[SOLVED]Determining number of Traffic Light Pattern after Detecting Traffic Light [closed]

Can you help me with nail detection please?

Best Face Detection Trained Data for Haar Cascade Classifier?

How to train more accurate Haar Cascades?

I cannot run opencv_traincascade.exe (Train dataset for temp stage can not be filled. Branch training terminated. Cascade classifier can't be trained. Check the used training parameters.)

Using AWS to train and develop downloadable cascade file

Face Recognition with CNN

training haar cascade with single positive sample

Missing HOG Cascade in Ver 3

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

Training Haar cascades for face detection..

how to solve problem of low fps in OpenCV

traincascade's error (Required leaf false alarm rate achieved. Branch training terminated.)

Cannot detect cars

[OSX] Can't find opencv_createsamples & opencv_traincascade

Passengers counting in car using opencv

Links

Contributors

Tags