background-subtraction

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OpenCV background subtraction/codebook?

Im trying out the c开发者_开发百科odebook method, but don\'t really understand the point of int t in a code_book struct. Its the variable used to \"Count every access\", but this completely lost me. C[详细]

2023-04-13 01:40 分类：问答
Background subtraction in OpenCV(C++)

I want to implement a background averaging method. I have 50 frames of images taken in one second and some of the frames contain lightning which I want to extract as the foreground. The frames are tak[详细]

2023-04-12 19:34 分类：问答
Top head detection from overhead camera

I have a camera set up开发者_开发问答 on a ceiling , capturing people standing in line. I need to count the amount of people. Currently I do that with background subtraction and Hough transform. The d[详细]

2023-04-01 16:49 分类：问答
Background Subtraction – Stauffer & Grimson’s Algorithm in opencv's latest versions

There is an implementation of that algorithm in opencv version 1.0 the function is cvCreateFGDStatModel to create the background model. But I can\'t find it in latest versions. Does anybody knows if i[详细]

2023-03-28 02:49 分类：问答
Opencv Motion detection with tracking

I need a robust mot开发者_开发问答ion detection and tracking in web cam\'s video frames. The background is always the same. The aim is to identify the position of the object, if possible without the s[详细]

2023-03-26 23:32 分类：问答
Image processing..back ground subtraction

I have a seq开发者_运维技巧uence of images taken from a camera. The images consists of hand and surroundings. I need to remove everything except the hand.[详细]

2023-02-18 22:53 分类：问答
Where in my code have I broken the Mat equivalence rule?

I\'m trying to achieve background subtraction in openCV 2.2 using the cv namespace (Qt4.7). I have the following code which compiles fine but when running the program breaks because one mat doesn\'t e[详细]

2023-02-18 16:09 分类：问答
Please explain what is the use of kalman filter in this tutorial

A guy posted this tutorial abou开发者_高级运维t object tracking using Kalman filter. Many people rated high star so it is not a fault/wrong tutorial.[详细]

2023-02-06 00:58 分类：问答
Background subtraction marks shadows as foreground

I\'ve got background subtraction to work quite well. But the problem is, it marks shadows as foreground as well.[详细]

2023-02-02 06:48 分类：问答
Image background subtraction

I am working on a browser based application in which I will get an image. I will have to find the background and remove it if the background is simple. Like if the background is a solid color or gradi[详细]

2023-01-23 20:31 分类：问答