117 search results - page 8 / 24 » Quaternion wavelets for image analysis and processing |
ICIP
2003
IEEE
14 years 25 days ago
2003
IEEE
Two main issues arise when working in the area of texture segmentation: the need to describe the texture accurately by capturing its underlying structure, and the need to perform ...
ISBI
2004
IEEE
14 years 8 months ago
2004
IEEE
Ultrasound images are corrupted by a multiplicative noise, the speckle, which makes high level analysis difficult. Within each resolution cell a number of elementary scatterers re...
CAIP
2007
Springer
14 years 1 months ago
2007
Springer
In the present study, a new gridding method based on continuous wavelet transform (CWT) was performed. Line profiles of x and y axis were calculated, resulting to 2 different signa...
ICDAR
2003
IEEE
14 years 25 days ago
2003
IEEE
Form document analysis is one of the most essential tasks in document analysis and recognition. One of the most fundamental and crucial tasks is the extraction of the reference li...
TMI
1998
13 years 7 months ago
1998
Abstract— This paper presents an algorithm for speckle reduction and contrast enhancement of echocardiographic images. Within a framework of multiscale wavelet analysis, we apply...