Questions - OpenCV Q&A Forum

163

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2015-02-10 05:54:52 -0600 macbookpro

Information about Opencv traincascade [closed]

traincascade

3k

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1

answer

1

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2015-01-23 08:36:53 -0600 StevenPuttemans

How to get the ROI of an image from the center

roi

482

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1

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2015-01-23 00:16:07 -0600 udayshukla14

OpenCL set device

1k

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2015-01-23 05:30:02 -0600 wolfomaniac

Is undistortPoints so noisy or is calibration the problem?

251

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1

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1

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2015-01-24 21:54:46 -0600 M.R.

What is the best practice for cropping the positive examples to train a HOG classifier?

HOG
training

311

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1

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2015-01-25 13:55:52 -0600 Ztar03

Where to save coordinates of probabilistic Hough?

116

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2015-01-26 00:32:52 -0600 Dionysos

Is there a direct way to print a Mat on one line ?

Mat

2k

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1

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1

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2015-01-27 07:04:36 -0600 StevenPuttemans

Detection of objects on the side

3k

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1

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2015-05-06 05:09:24 -0600 Sheng Liu

How to speed up TLD tracker in opencv 3 with contrib modules ? [closed]

174

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2015-01-29 10:11:06 -0600 Doombot

Minimal number of keypoint-descriptors

1k

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2015-01-27 23:51:40 -0600 Bornfree

SVM model fails to load in Android NDK

deleted

13k

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3

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1

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2016-11-15 09:44:59 -0600 mannyglover

OpenCV Error: Bad argument (Unknown array type) in cvarrToMat

cvarrToMat

124

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no

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1

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2015-01-28 12:35:08 -0600 ahb

Does sum > 0 assert in ml/src/tree.cpp in master branch make sense?

RTrees

23k

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1

answer

1

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2015-01-28 13:09:52 -0600 Guanta

Is there a built-in function to calculate the variance of a cv::Mat ?

variance

623

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no

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1

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2015-01-28 18:46:54 -0600 mgb

UMat get values

659

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2015-01-29 05:35:28 -0600 ChrisJ

Can I detect rectangle objects with different interior?

rectangle

1k

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1

answer

1

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2017-01-27 04:47:51 -0600 Jaykob

Training Neumann Matas classifiers

737

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2

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1

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2015-01-30 07:36:38 -0600 AlexanderShishkov

Contact forum moderators or other users service?

2k

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1

answer

1

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2015-02-01 15:21:03 -0600 berak

De-duplicate images of faces

905

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1

answer

1

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2015-01-31 09:00:17 -0600 StevenPuttemans

LBP features and cascade classifier training, model details

1k

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no

answers

1

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2015-01-31 09:35:57 -0600 Dionysos

findcontours finds too many contours. [closed]

findContours

9k

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2

answers

1

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2015-02-01 02:42:20 -0600 Haris

how to create a heat map using opencv instead of one color degrees

735

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no

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1

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2015-02-01 10:41:23 -0600 mucdev

Java intersect, merge Rect -s

12k

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3

answers

1

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2015-06-01 03:30:13 -0600 sturkmen

How to remove text region in a document image?

image-processing

2k

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2

answers

1

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2015-02-02 09:14:16 -0600 Michael Burdinov

FindHomography

findHomography

889

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1

answer

1

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2015-02-02 02:54:42 -0600 Michael Burdinov

Filling elements

fill
areas

1k

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1

answer

1

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2015-02-14 13:00:42 -0600 Mahavir

Anold Transform

229

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1

answer

1

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2015-02-03 14:32:06 -0600 Potato

Doubt about implementation of mosaic using SURF

SURF
MOSAIC

270

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no

answers

1

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2015-02-02 13:28:31 -0600 neverbend007

upgrade opencv on raspberry pi

10k

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1

answer

1

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2015-03-11 15:00:23 -0600 Graf

29,830 questions

Information about Opencv traincascade [closed]

How to get the ROI of an image from the center

OpenCL set device

Is undistortPoints so noisy or is calibration the problem?

What is the best practice for cropping the positive examples to train a HOG classifier?

Where to save coordinates of probabilistic Hough?

Is there a direct way to print a Mat on one line ?

Detection of objects on the side

How to speed up TLD tracker in opencv 3 with contrib modules ? [closed]

Minimal number of keypoint-descriptors

SVM model fails to load in Android NDK

OpenCV Error: Bad argument (Unknown array type) in cvarrToMat

Does sum > 0 assert in ml/src/tree.cpp in master branch make sense?

Is there a built-in function to calculate the variance of a cv::Mat ?

UMat get values

Can I detect rectangle objects with different interior?

Training Neumann Matas classifiers

Contact forum moderators or other users service?

De-duplicate images of faces

LBP features and cascade classifier training, model details

findcontours finds too many contours. [closed]

how to create a heat map using opencv instead of one color degrees

Java intersect, merge Rect -s

How to remove text region in a document image?

FindHomography

Filling elements

Anold Transform

Doubt about implementation of mosaic using SURF

upgrade opencv on raspberry pi

VideoCapture & Python returns False trying to read a video file

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