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29,830 questions

35k
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3
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3
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2015-02-18 03:58:49 -0600 theodore flag of Greece

What exactly is a Blob in OpenCV ?

912
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3
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1
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2014-12-01 10:26:02 -0600 Mostafa Sataki flag of Iran

how blury the background apart from ROI

516
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3
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2014-12-08 20:22:33 -0600 aliavci

How to recognize the image that have a circle ?

5k
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3
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2
votes
2015-01-03 23:55:21 -0600 jiarongkoh

ndk-build not found in PATH

9k
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3
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2015-01-19 17:16:33 -0600 pmdev

How to use KNearest and ANN in OpenCV 3.0

3k
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3
answers
1
vote
2015-02-17 08:42:28 -0600 Abdul Mukheem

Error: install openCV-3.0.0-beta on Ubuntu 14.10

19k
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3
answers
3
votes
2015-10-08 13:35:42 -0600 pklab flag of Italy

ROI, always a rectangle?

13k
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3
answers
1
vote
2016-11-15 09:44:59 -0600 mannyglover

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

5k
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3
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no
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2015-07-29 13:29:49 -0600 lefsky

read camera image incorrect

12k
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3
answers
1
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2015-06-01 03:30:13 -0600 sturkmen flag of Turkey

How to remove text region in a document image?

484
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3
answers
1
vote
2015-02-09 02:28:31 -0600 thdrksdfthmn

Watershed. Basic question

24k
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3
answers
2
votes
2018-08-27 02:43:21 -0600 StevenPuttemans flag of Belgium

Counting the Total number of Frames in a video file ?

694
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3
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no
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2015-02-23 03:49:14 -0600 KansaiRobot

Separating elements

1k
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3
answers
1
vote
2015-10-24 17:46:19 -0600 Sonny

OpenCV 3.0 BETA - can't open video files

4k
views
3
answers
1
vote
2015-03-16 08:07:53 -0600 FooBar

How could i detect a color?

6k
views
3
answers
3
votes
2015-03-20 04:33:22 -0600 StevenPuttemans flag of Belgium

traincascade : openMP vs Intel's TBB ?

2k
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3
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no
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2017-11-09 02:42:19 -0600 KansaiRobot

Pattern Matching (specific question)

4k
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3
answers
1
vote
2015-06-05 20:43:49 -0600 theodore flag of Greece

Line segment detection Near horizontal

7k
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3
answers
2
votes
2015-04-28 01:11:12 -0600 Spark

Is HSV supposed to look extremely blotchy in opencv?

17k
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3
answers
5
votes
2016-02-24 05:43:49 -0600 sturkmen flag of Turkey

IP camera video corruption - solutions?

5k
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3
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no
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2018-01-05 11:38:27 -0600 mustinba

Detect markers position in 2D images

3k
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3
answers
no
votes
2015-04-28 05:49:39 -0600 essamzaky

IplImage convertion to Mat

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