TIP
1998
13 years 4 months ago
1998
Accurate segmentation of images is one of the most important objectives in image analysis. The two conventional methods of image segmentation, region based segmentation and bounda...
TIP
1998
13 years 4 months ago
1998
Abstract—A general variational framework for image approximation and segmentation is introduced. By using a continuous “line-process” to represent edge boundaries, it is poss...
TIP
1998
13 years 4 months ago
1998
TIP
1998
13 years 4 months ago
1998
—Extracting a signature from a check with patterned background is a thorny problem in image segmentation. Methods based on threshold techniques often necessitate meticulous postp...
TIP
1998
13 years 4 months ago
1998
TIP
1998
13 years 4 months ago
1998
— In this correspondence, we present a general recursive approach for image segmentation by extending Otsu’s method. The new approach has been implemented in the scope of docum...
TIP
1998
13 years 4 months ago
1998
TIP
1998
13 years 4 months ago
1998
TIP
1998
13 years 4 months ago
1998
This paper examines the relationship between wavelet-based image processing algorithms and variational problems. Algorithms are derived as exact or approximate minimizers of varia...
TIP
1998
13 years 4 months ago
1998
—Two new design techniques for adaptive orthogonal block transforms based on vector quantization (VQ) codebooks are presented. Both techniques start from reference vectors that a...