Questions - OpenCV Q&A Forum

129

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2017-01-25 17:01:19 -0600 caruofc

Sample program "train_HOG" assertion (sv_count != 0) with OpenCV 3.2 [closed]

462

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no

answers

1

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2017-01-31 09:31:48 -0600 BenNG

switching from knn to svm (opencv 3.1) [closed]

SVM

827

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no

answers

1

vote

2017-02-09 10:08:07 -0600 Nikolay

HOG and SVM Training and Testing Issues

195

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2017-02-16 06:55:09 -0600 drake7707

Add weights to samples in the training set?

adaboost
SVM

629

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answers

-1

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2017-02-20 14:06:23 -0600 Tomna

opencv SVM error -5 [closed]

272

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2017-02-27 05:49:18 -0600 Infinito

Error while saving trained SVM in OpenCV 3.2.0 Java

556

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2017-03-02 18:23:25 -0600 Allison

How to use my HOG matrix in the SVM classifier? [closed]

SVM

114

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2017-03-28 21:16:34 -0600 hjiang1

Feature extraction with variable backgrounds [closed]

226

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2017-03-31 18:47:54 -0600 wolffang david

Implementation of svm multicalse opencv Phyton

SVM

224

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no

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2017-04-14 04:37:24 -0600 alexMm1

CHI2 response in opencv SVM

121

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2017-04-18 07:05:11 -0600 sabra

idea about difference bet moving red obj & fire [closed]

SVM

226

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2017-05-01 07:13:17 -0600 vidushig2

What should be default value of features for classification stored in csv file using svm classifciation

742

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2017-05-02 04:36:58 -0600 eipoa

3.2.0 SVM OpenCV Error: Assertion failed (samples.cols == var_count && samples.type() == CV_32F) in predict, file C:/repo/mingw-w64-opencv/src/opencv-3.2.0/modules/ml/src/svm.cpp, line 1930

147

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2017-05-04 10:43:45 -0600 eipoa

is the sigmoid kernel in SVM same as it in LIBSVM?

1k

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2017-05-23 12:30:11 -0600 lanka

opencv 3.2 python svm problem

614

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2017-05-25 03:29:36 -0600 Umar Farooq

Why does my custom HOG detector always draws a rectangle on the center of image even when I have obtained good accuracies on Test data?

264

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2017-06-09 18:33:02 -0600 topherpalmtree

Loading OpenCV SVM from xml model on iOS gives incorrect alpha and support vector indices

244

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2017-06-14 09:35:37 -0600 shincodex

OpenCV 3.2 vs OpenCV 2.4.11 SVM trainer files and predict

SVM
ml

275

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no

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no

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2017-06-19 13:20:53 -0600 nicolagrosu

Find specific shape drawn by user

894

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2017-07-17 06:52:28 -0600 Nani

SVM cross validation parameters optimisation and accuracy

208

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2017-07-25 06:58:38 -0600 berak

Strange XML file behaviour

375

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2017-08-15 06:33:41 -0600 marcus

How to Surf Descriptors as input for a SVM Classifier

SURF
SVM

99

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2017-08-15 09:01:41 -0600 nimrodm

SVM: How to ignore a feature when using a non-linear kernel

209

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2017-08-18 08:49:29 -0600 marcus

SVM application causing my system to hang

158

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2017-09-01 04:31:01 -0600 luug

Opencv3.0 LogisticRegression svm scaling

169

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no

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2017-10-24 16:31:25 -0600 asa

Assertion Failure in SVM Predcit (OpenCV 3.0) [closed]

382

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1

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2017-10-26 09:59:18 -0600 Jas92

Getting errors loading my trained SVM when switching from OpenCv 2.4.8 to 3.3.0 [closed]

271

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2017-10-30 11:30:39 -0600 lama123

Training a classifier if feature size is greater than RAM size

545

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answers

1

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2017-12-03 17:59:49 -0600 slu

OpenCV autoTrain() with EPS_SVR not working

1k

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2017-12-04 08:10:23 -0600 AhmedSh3ban

330 questions

Sample program "train_HOG" assertion (sv_count != 0) with OpenCV 3.2 [closed]

switching from knn to svm (opencv 3.1) [closed]

HOG and SVM Training and Testing Issues

Add weights to samples in the training set?

opencv SVM error -5 [closed]

Error while saving trained SVM in OpenCV 3.2.0 Java

How to use my HOG matrix in the SVM classifier? [closed]

Feature extraction with variable backgrounds [closed]

Implementation of svm multicalse opencv Phyton

CHI2 response in opencv SVM

idea about difference bet moving red obj & fire [closed]

What should be default value of features for classification stored in csv file using svm classifciation

3.2.0 SVM OpenCV Error: Assertion failed (samples.cols == var_count && samples.type() == CV_32F) in predict, file C:/repo/mingw-w64-opencv/src/opencv-3.2.0/modules/ml/src/svm.cpp, line 1930

is the sigmoid kernel in SVM same as it in LIBSVM?

opencv 3.2 python svm problem

Why does my custom HOG detector always draws a rectangle on the center of image even when I have obtained good accuracies on Test data?

Loading OpenCV SVM from xml model on iOS gives incorrect alpha and support vector indices

OpenCV 3.2 vs OpenCV 2.4.11 SVM trainer files and predict

Find specific shape drawn by user

SVM cross validation parameters optimisation and accuracy

Strange XML file behaviour

How to Surf Descriptors as input for a SVM Classifier

SVM: How to ignore a feature when using a non-linear kernel

SVM application causing my system to hang

Opencv3.0 LogisticRegression svm scaling

Assertion Failure in SVM Predcit (OpenCV 3.0) [closed]

Getting errors loading my trained SVM when switching from OpenCv 2.4.8 to 3.3.0 [closed]

Training a classifier if feature size is greater than RAM size

OpenCV autoTrain() with EPS_SVR not working

error while saving model with svm [closed]

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