| 20100215287 | METHODS AND DEVICES FOR DETECTING CHANGES IN BACKGROUND OF IMAGES USING MULTIPLE BINARY IMAGES THEREOF AND HOUGH TRANSFORMATION - The invention relates to a device and method for detecting changes in background of successive images. More particularly, the invention relates to a device and method for detecting changes in background of successive images by obtaining vertically accumulated values and horizontally accumulated values from multiple binary images of previous image and current image, obtaining pairs of rows and pairs of columns based on the vertically accumulated values and horizontally accumulated values, and transforming pairs of rows and pairs of columns using Hough transformation. | 08-26-2010 |
