Questions - OpenCV Q&A Forum

427

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1

answer

no

votes

2013-03-11 11:04:58 -0600 StevenPuttemans

Bad efficiency in LBP

321

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no

answers

no

votes

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

Why does recognizer predict always return 1?

3k

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1

answer

1

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2018-12-04 20:03:20 -0600 berak

why it cannot detect some profile face?

4k

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2

answers

1

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2015-01-18 08:21:58 -0600 StevenPuttemans

custom object recognition with OpenCV

opencv

297

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no

answers

no

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2016-02-03 10:33:51 -0600 Lory

Why does OpenCV recognize the object only in training images? [closed]

790

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1

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no

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2015-12-08 04:08:13 -0600 StevenPuttemans

Haar Feature

Haar
feature

669

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1

answer

no

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2016-10-28 04:51:23 -0600 StevenPuttemans

Picture and Samples Sizes opencv_traincascade

135

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no

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no

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

LBPHFaceRecognizer slows down processes

1k

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1

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1

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

Cascade Classifier HAAR / LBP Advice

1k

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1

answer

1

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2016-07-20 03:12:58 -0600 StevenPuttemans

How to plot the Precision-Recall Curve (PRC) for a Cascade classifier correctly?

4k

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1

answer

1

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2013-08-02 02:18:42 -0600 StevenPuttemans

Removing jitter/shaking effect in Haar Cascade detection bounding box

514

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1

answer

no

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2018-05-01 05:28:04 -0600 berak

Face Prediction is invalid in Opencv Python

701

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1

answer

1

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2017-12-19 10:29:19 -0600 berak

Emotion recognition

5k

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1

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no

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2013-08-13 01:37:09 -0600 Michael Vance

haartraining.exe and createsamples.exe missing

135

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no

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-2

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2018-03-22 06:34:47 -0600 shive

facerecognition using fisherfaces [closed]

opencv
c++

3k

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4

answers

1

vote

2013-03-07 14:33:28 -0600 arkeon

opencv_createsamples.exe entry point problem with XP

294

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1

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no

votes

2016-07-13 08:28:41 -0600 MRDaniel

Problems using createsamples function for lbp cascade classifier

cascade

1k

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2

answers

1

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2013-08-23 13:26:04 -0600 FLY

What would be the best detectors for these objects

1k

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2

answers

1

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2015-11-23 08:08:45 -0600 StevenPuttemans

Evaluation model of Haar cascade classifier

771

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1

answer

no

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2018-04-25 07:46:03 -0600 StevenPuttemans

Combining classifiers

cascadeclassifier

303

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no

answers

-2

votes

2018-11-17 13:14:10 -0600 Proappdev

FaceRecognition with OpenCv, NDK and Android studio failed! [closed]

opencv

537

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1

answer

no

votes

2019-12-04 09:04:24 -0600 kbarni

Find pallet front view in 2d photo

1k

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1

answer

no

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2018-02-28 02:39:55 -0600 saideepthik

Error while running code that uses Haar Classifier xml: "Incorrect type of self "

2k

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1

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no

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2012-11-21 07:06:53 -0600 Storm

opencv_haartraining: Invalid background description file (Windows)

198

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no

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no

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2016-02-29 13:14:21 -0600 jallen

Ideal Image Parameters and Features for Object Detection

1k

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1

answer

1

vote

2012-10-07 22:40:39 -0600 Philipp Wagner

Online Learning and Confidence with cv::FaceRecognizer

2k

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no

answers

no

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2016-12-13 23:56:39 -0600 akshika47

Best method to recognize currency notes [closed]

951

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2

answers

no

votes

2013-03-08 02:39:52 -0600 StevenPuttemans

Problems with Haartraining

1k

views

2

answers

1

vote

2015-03-25 01:01:21 -0600 john_1282

Face detection and comparision

opencv
c++

4k

views

1

answer

3

votes

2012-09-21 13:21:02 -0600 Philipp Wagner

728 questions

Bad efficiency in LBP

Why does recognizer predict always return 1?

why it cannot detect some profile face?

custom object recognition with OpenCV

Why does OpenCV recognize the object only in training images? [closed]

Haar Feature

Picture and Samples Sizes opencv_traincascade

LBPHFaceRecognizer slows down processes

Cascade Classifier HAAR / LBP Advice

How to plot the Precision-Recall Curve (PRC) for a Cascade classifier correctly?

Removing jitter/shaking effect in Haar Cascade detection bounding box

Face Prediction is invalid in Opencv Python

Emotion recognition

haartraining.exe and createsamples.exe missing

facerecognition using fisherfaces [closed]

opencv_createsamples.exe entry point problem with XP

Problems using createsamples function for lbp cascade classifier

What would be the best detectors for these objects

Evaluation model of Haar cascade classifier

Combining classifiers

FaceRecognition with OpenCv, NDK and Android studio failed! [closed]

Find pallet front view in 2d photo

Error while running code that uses Haar Classifier xml: "Incorrect type of self "

opencv_haartraining: Invalid background description file (Windows)

Ideal Image Parameters and Features for Object Detection

Online Learning and Confidence with cv::FaceRecognizer

Best method to recognize currency notes [closed]

Problems with Haartraining

Face detection and comparision

Face-detection/recognition + segmenting + tracking Difficulty

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