Questions - OpenCV Q&A Forum

1k

views

2

answers

1

vote

2019-02-14 16:11:15 -0600 Koralgoll

Why findContour detects same edge twice?

2k

views

1

answer

1

vote

2015-11-05 18:02:46 -0600 LorenaGdL

Detect Images in an image of a text document

5k

views

1

answer

1

vote

2015-06-20 04:52:48 -0600 sturkmen

Converting Python to C++

c++
python

6k

views

2

answers

1

vote

2016-09-16 11:32:44 -0600 pklab

crack detect red line opencv

1k

views

2

answers

1

vote

2018-12-01 06:30:37 -0600 LBerger

Help with alpha gradient

201

views

1

answer

1

vote

2018-04-24 01:15:56 -0600 berak

contour look strange

1k

views

no

answers

1

vote

2016-07-20 23:38:09 -0600 astronaut

Extract largest contour in very colorful image in OpenCV

contours
c++

644

views

1

answer

1

vote

2015-10-27 05:59:12 -0600 vitruvius

Why do I get different Length and Area for identical objects

2k

views

1

answer

1

vote

2013-12-11 11:12:56 -0600 bpp

how to draw rectangles from find countours

2k

views

no

answers

1

vote

2018-12-05 18:27:26 -0600 Ahmed

Detecting ID Card

Overlooked

44k

views

1

answer

1

vote

2015-11-07 15:49:03 -0600 sturkmen

How to use approxPolyDP to close contours

4k

views

1

answer

1

vote

2013-03-19 00:48:44 -0600 Haris

Fill Color on ConvexHull

1k

views

no

answers

1

vote

2013-10-14 07:51:15 -0600 Robionic

Masking the area outside a 2D set of grid points OpenCV

1k

views

2

answers

1

vote

2015-07-09 20:51:45 -0600 sturkmen

Detecting dent in pipelines

4k

views

1

answer

1

vote

2017-04-10 06:02:50 -0600 StevenPuttemans

How to crop the rectangle part of the image?

27k

views

3

answers

1

vote

2013-07-01 08:50:52 -0600 lenteken

Calculating the area of Bounding Box

4k

views

1

answer

1

vote

2015-03-30 08:00:04 -0600 Siegfried

Create a mat ROI for each contour blob?

553

views

1

answer

1

vote

2015-06-04 19:05:12 -0600 theodore

creating a rotatedRect in a threshold image

522

views

1

answer

1

vote

2017-02-02 06:34:45 -0600 sturkmen

Last convexity defect not working

3k

views

2

answers

1

vote

2015-12-11 13:26:44 -0600 pklab

Cell detection improvement

opencv
c++

544

views

1

answer

1

vote

2016-11-30 10:29:11 -0600 matman

FitEllipse return bigger ellipse than original ContourSize

Overlooked

5k

views

1

answer

1

vote

2013-11-27 06:07:53 -0600 Haris

How to Erode the border and get rectangel shape?

1k

views

no

answers

1

vote

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

findcontours finds too many contours. [closed]

findContours

808

views

1

answer

1

vote

2017-06-02 00:44:35 -0600 berak

How to Draw contours when have Chaincode (openCV)

1k

views

1

answer

1

vote

2015-12-01 02:50:28 -0600 pklab

I have problem with function Find Contours! what could be the problem?

927

views

1

answer

1

vote

2015-07-01 20:55:27 -0600 sturkmen

Calibrate a page

2k

views

1

answer

1

vote

2015-02-25 03:54:21 -0600 theodore

Image Transformation OpenCV/C++

455

views

1

answer

1

vote

2015-09-19 05:40:09 -0600 LBerger

Filling a dynamic model

2k

views

1

answer

1

vote

2015-11-24 05:10:57 -0600 pklab

Detect variations of a subimage in image

2k

views

1

answer

1

vote

2018-03-30 16:41:07 -0600 sjhalayka

code for level sets segmentation

level-sets

316 questions

Why findContour detects same edge twice?

Detect Images in an image of a text document

Converting Python to C++

crack detect red line opencv

Help with alpha gradient

contour look strange

Extract largest contour in very colorful image in OpenCV

Why do I get different Length and Area for identical objects

how to draw rectangles from find countours

Detecting ID Card

How to use approxPolyDP to close contours

Fill Color on ConvexHull

Masking the area outside a 2D set of grid points OpenCV

Detecting dent in pipelines

How to crop the rectangle part of the image?

Calculating the area of Bounding Box

Create a mat ROI for each contour blob?

creating a rotatedRect in a threshold image

Last convexity defect not working

Cell detection improvement

FitEllipse return bigger ellipse than original ContourSize

How to Erode the border and get rectangel shape?

findcontours finds too many contours. [closed]

How to Draw contours when have Chaincode (openCV)

I have problem with function Find Contours! what could be the problem?

Calibrate a page

Image Transformation OpenCV/C++

Filling a dynamic model

Detect variations of a subimage in image

code for level sets segmentation

Links

Contributors

Tags