Questions - OpenCV Q&A Forum

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2018-12-12 09:07:49 -0600 stiv-yakovenko

Poor performance of cv::text

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2015-09-15 12:27:21 -0600 sturkmen

Detect spaces and fill with rectangle

18k

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2015-11-02 20:20:52 -0600 drVit

Create mask to select the black area

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

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

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2015-06-05 20:43:49 -0600 theodore

Line segment detection Near horizontal

996

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

Android: cannot draw the interior of contours

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2016-10-27 03:51:12 -0600 gfx

[Solved] find all the cards that are above and their center

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2016-12-14 03:07:16 -0600 liuzhiyuan1225

How to make edges of OpenCV skin detection output “smooth”?

SkinDetection

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2016-02-09 05:44:18 -0600 pklab

Search small images on one images.

search
image

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2013-06-18 10:15:54 -0600 berak

The contours in drawcontours is closed or not?

8k

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1

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2018-08-29 09:40:42 -0600 jsxyhelu

how to find the REAL width and height of contours

contour

886

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

Filling elements

fill
areas

5k

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1

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2013-09-29 16:35:44 -0600 Psidium

Detecting text in sheet of paper

50k

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1

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2013-10-03 09:03:04 -0600 Michael Burdinov

copy part of a image Mat to another one

3k

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1

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2015-10-23 08:49:08 -0600 theodore

Detecting touching objects

8k

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4

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2013-05-27 14:18:12 -0600 gonxintel

How can i determine the location of LCD/LED display in an image with OpenCV and perl

LCD

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2015-12-12 12:08:37 -0600 pklab

Selective hole filling

337

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2016-11-11 21:25:57 -0600 Alfred

how to get a better binary image from low quality image?

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2015-03-03 06:07:12 -0600 Shinigami

How to do Background substraction

BackgroundSubtractor

16k

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2017-03-06 04:46:55 -0600 jsxyhelu

How to remove the small blobs?

1k

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3

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2020-09-13 03:28:30 -0600 sturkmen

Opencv multiple circle detection in a image

9k

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2

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2015-11-19 05:04:36 -0600 erohan

How to detect human using findcontours based on the human shape?

1k

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1

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2016-01-02 10:01:13 -0600 sturkmen

Draw Rectangle from Webcam with 2 largest object

3k

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1

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2015-10-07 23:37:05 -0600 sevli

How to find Finger tips out of convexity defects

1k

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1

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2015-12-02 09:51:06 -0600 pklab

Colour + Contour Detection

995

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1

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2013-02-19 03:55:54 -0600 berak

Algorithm drawContours

drawContours

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2015-12-30 10:44:59 -0600 HappyForce

Problem with findContours and drawContours

1k

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1

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2014-06-19 13:21:51 -0600 ricardo99

good algorithm to background subtraction for a car tracking?

1k

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2

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1

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2013-06-25 21:43:47 -0600 Shaban

Error in BackgroundSubtraction Mog2

5k

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1

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2013-05-06 03:09:17 -0600 Mathieu Barnachon

316 questions

Poor performance of cv::text

Detect spaces and fill with rectangle

Create mask to select the black area

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

Line segment detection Near horizontal

Android: cannot draw the interior of contours

[Solved] find all the cards that are above and their center

How to make edges of OpenCV skin detection output “smooth”?

Search small images on one images.

The contours in drawcontours is closed or not?

how to find the REAL width and height of contours

Filling elements

Detecting text in sheet of paper

copy part of a image Mat to another one

Detecting touching objects

How can i determine the location of LCD/LED display in an image with OpenCV and perl

Selective hole filling

how to get a better binary image from low quality image?

How to do Background substraction

How to remove the small blobs?

Opencv multiple circle detection in a image

How to detect human using findcontours based on the human shape?

Draw Rectangle from Webcam with 2 largest object

How to find Finger tips out of convexity defects

Colour + Contour Detection

Algorithm drawContours

Problem with findContours and drawContours

good algorithm to background subtraction for a car tracking?

Error in BackgroundSubtraction Mog2

Blob Segmentation from Extracted Foreground

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