Questions - OpenCV Q&A Forum

967

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1

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2014-06-17 22:39:20 -0600 Haris

Android: cannot draw the interior of contours

562

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no

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1

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2014-07-08 12:02:09 -0600 Melgor

Estimation of 4-point Polygon in Contour

501

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no

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2014-07-14 02:48:44 -0600 Mehrshad

SVM train doesn't accept my data

24k

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2

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2

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2014-07-17 04:50:49 -0600 FooBar

How to compute intersections of two contours

5k

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no

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2014-07-20 17:13:57 -0600 schmaedech

How to resize boundingRect to fix size?

3k

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no

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2014-08-05 06:57:02 -0600 thdrksdfthmn

isContourConvex error -215

637

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2014-09-22 07:47:27 -0600 thdrksdfthmn

How to detect concentric squares?

5k

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no

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2014-10-14 07:12:47 -0600 fedor

eccentricity ( elongation ) of contours

5k

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3

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2014-10-19 02:56:39 -0600 aliavci

How to remove small line segments from contour?

772

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1

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no

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2014-10-22 21:26:41 -0600 CVNovice

How would I sort contours from cvFindContours using RETR_TREE into a tree/pyrimid based on hierarchy?

2k

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2014-10-25 16:23:08 -0600 jossyy

How can I find defect points?

1k

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2014-10-26 05:18:34 -0600 Rasmus

Detect contour with mask

823

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2014-11-12 12:26:47 -0600 theodore

drawing orientation axes of a rotated bounding box

585

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1

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no

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2015-01-19 12:04:38 -0600 Pedro Batista

Objects Detection in python opencv

781

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2

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2015-01-27 06:43:28 -0600 Pedro Batista

Contours. What are those really?

contours

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2015-02-14 08:45:26 -0600 FooBar

OpenCV C++ contours - keeping results contiguous over frames

8k

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3

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2

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2015-02-26 06:27:07 -0600 berak

Draw lines from centroid of contour at given angle till edge of contour

4k

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no

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2015-03-13 10:32:43 -0600 FooBar

How to extract contours bigger than some size?

6k

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2

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no

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2015-03-25 10:16:58 -0600 Guanta

Get number of pixels within a contour

1k

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2015-04-02 06:38:20 -0600 John_E

Finding contours in vector of connected points [closed]

1k

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1

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no

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2015-04-08 10:58:26 -0600 ClintFromVa

perspectiveTransform on contours?

4k

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1

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1

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2015-04-09 08:08:06 -0600 antithing

multiple contour bounding box

1k

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1

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no

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2015-04-16 03:36:31 -0600 HasiKP

Contours radius unit

10k

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1

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2015-04-16 15:55:32 -0600 theodore

how to detect contours for two or more than two specific colors ?

4k

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1

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1

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2015-05-05 17:20:42 -0600 theodore

tracking boundary using opencv

7k

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1

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1

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2015-05-11 21:09:47 -0600 NabeelKhan

cubic spline interpolation on contour points

563

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2015-05-15 08:05:11 -0600 berak

Invalid arguments Candidates are: void minEnclosingCircle(const cv::_InputArray &, cv::Point_<float> &, float &)

1k

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no

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2015-06-05 07:33:40 -0600 berak

How to give moving contours an unique id? Ideas needed :-) [closed]

4k

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1

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2

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2015-06-06 13:21:47 -0600 Eduardo

get Center of nearby contours ??

684

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no

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1

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2015-06-17 09:25:09 -0600 sakaz

244 questions

Android: cannot draw the interior of contours

Estimation of 4-point Polygon in Contour

SVM train doesn't accept my data

How to compute intersections of two contours

How to resize boundingRect to fix size?

isContourConvex error -215

How to detect concentric squares?

eccentricity ( elongation ) of contours

How to remove small line segments from contour?

How would I sort contours from cvFindContours using RETR_TREE into a tree/pyrimid based on hierarchy?

How can I find defect points?

Detect contour with mask

drawing orientation axes of a rotated bounding box

Objects Detection in python opencv

Contours. What are those really?

OpenCV C++ contours - keeping results contiguous over frames

Draw lines from centroid of contour at given angle till edge of contour

How to extract contours bigger than some size?

Get number of pixels within a contour

Finding contours in vector of connected points [closed]

perspectiveTransform on contours?

multiple contour bounding box

Contours radius unit

how to detect contours for two or more than two specific colors ?

tracking boundary using opencv

cubic spline interpolation on contour points

Invalid arguments Candidates are: void minEnclosingCircle(const cv::_InputArray &, cv::Point_<float> &, float &)

How to give moving contours an unique id? Ideas needed :-) [closed]

get Center of nearby contours ??

Contours Centers pass to K-Means ??

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