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ISBI
2008
IEEE
14 years 10 months ago
2008
IEEE
Acoustic shadows appear in ultrasound images as regions of low signal intensity after boundaries with very high acoustic impedance differences. Acoustic shadows can be viewed as i...
ICDAR
2009
IEEE
14 years 4 months ago
2009
IEEE
In this paper, we propose an efficient text detection method based on the Laplacian operator. The maximum gradient difference value is computed for each pixel in the Laplacian-fil...
CVPR
1996
IEEE
14 years 2 months ago
1996
IEEE
In stereo algorithms with more than two cameras, the improvement of accuracy is often reported since they are robust against noise. However, another important aspect of the polyno...
AVSS
2008
IEEE
14 years 4 months ago
2008
IEEE
Detecting foreground object often need to face the problems of illumination change and image noise. In this paper, we propose an object detection method using two successive image...
ICCCN
2007
IEEE
14 years 4 months ago
2007
IEEE
— This paper proposes how to detect water level from a video signal for use of automatic river surveillance. The water level is recognized as a boundary line between the land reg...