Questions - OpenCV Q&A Forum

83

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no

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

Train dataset for temp stage can not be filled

traincascade

446

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

analytic choice of parameters in traincascade

377

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1

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no

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2016-06-10 08:49:13 -0600 cv_enthusiast

"Train dataset for temp stage can not be filled." on opencv_traincascade

223

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no

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2016-06-15 04:46:12 -0600 Hassan

How to track an object which is detected using cascade classifier [closed]

408

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2016-06-16 09:26:47 -0600 BookBookBook

Problem with detectMultiScale and drawing returned rectangles [closed]

detectMultiScale

118

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2016-06-17 05:22:15 -0600 cgonzalo

Cascade Training does not work with binary images [closed]

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2016-06-18 10:53:52 -0600 Eduardo

OpenCV 3.1 - Upper body detection not working in any example

Upperbody

222

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-1

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2016-06-21 05:00:18 -0600 Jinx

Having problem with opencv_traincascade.exe crashing /w exception [closed]

deleted

281

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1

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no

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2016-06-22 05:10:12 -0600 Micka

CascadeClassifier Training - pressing "Return" Key continues computation.

228

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1

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no

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2016-06-22 11:02:19 -0600 danaro

training stage-1 error

246

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1

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1

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2016-06-22 13:31:14 -0600 can

cascade training negative dataset

152

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1

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no

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2016-06-24 23:24:32 -0600 berak

improve existing cascade.xml ?

409

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2016-06-27 03:21:44 -0600 danaro

OpenCV algorithm freezes PLEASE HELP [unsolved] [closed]

297

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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?

1k

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no

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

FaceRecognizer trained XML to Cascade Classifier (2.4.13)?

java
opencv

310

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1

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no

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2016-07-13 08:17:02 -0600 MRDaniel

Best OpenCV solution for face detection?

293

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1

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no

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

Problems using createsamples function for lbp cascade classifier

cascade

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1

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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?

747

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1

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no

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2016-07-20 03:48:15 -0600 StevenPuttemans

Transparency (alpha) handling in cascade training?

5k

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1

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2

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2016-07-21 15:03:29 -0600 eTicket

How to train classifiers the best way possible

418

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1

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no

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2016-08-02 10:58:31 -0600 shoemakerlevy9

Haar Cascade instability

291

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no

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

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

254

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1

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no

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2016-08-08 13:06:13 -0600 marcosbontempo

General People Cascade Classifier

319

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

Why does recognizer predict always return 1?

408

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1

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no

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2016-08-20 12:02:20 -0600 mattm401

PR Curve for Cascade w/ detectMultiScale3: Never Completes

798

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no

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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

464

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1

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1

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2016-08-23 06:54:58 -0600 StevenPuttemans

OpenCV 3.1 cratesamples

687

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1

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no

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2016-08-29 06:25:32 -0600 StevenPuttemans

Face detection using OpenCV with Java

13k

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

Improving face recognition accuracy

229

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1

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no

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2016-09-02 03:23:50 -0600 StevenPuttemans

728 questions

Train dataset for temp stage can not be filled

analytic choice of parameters in traincascade

"Train dataset for temp stage can not be filled." on opencv_traincascade

How to track an object which is detected using cascade classifier [closed]

Problem with detectMultiScale and drawing returned rectangles [closed]

Cascade Training does not work with binary images [closed]

OpenCV 3.1 - Upper body detection not working in any example

Having problem with opencv_traincascade.exe crashing /w exception [closed]

CascadeClassifier Training - pressing "Return" Key continues computation.

training stage-1 error

cascade training negative dataset

improve existing cascade.xml ?

OpenCV algorithm freezes PLEASE HELP [unsolved] [closed]

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?

FaceRecognizer trained XML to Cascade Classifier (2.4.13)?

Best OpenCV solution for face detection?

Problems using createsamples function for lbp cascade classifier

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

Transparency (alpha) handling in cascade training?

How to train classifiers the best way possible

Haar Cascade instability

OpenCV 3.1.0 Cascade Classifier detectMultiScale provides inconsistent results on different machines

General People Cascade Classifier

Why does recognizer predict always return 1?

PR Curve for Cascade w/ detectMultiScale3: Never Completes

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

OpenCV 3.1 cratesamples

Face detection using OpenCV with Java

Improving face recognition accuracy

Concept of Cascade Classifier

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