77 search results - page 7 / 16 » Image Biometric Verification in Spatial Frequency Domain |
AVBPA
2005
Springer
14 years 8 days ago
2005
Springer
The performance of an automatic fingerprint authentication system relies heavily on the quality of the captured fingerprint images. In this paper, two new quality indices for fi...
MMSEC
2005
ACM
14 years 8 days ago
2005
ACM
Digital watermarking is a technology to hide information in digital media. We extend the digital watermarking technique Phasemark™, originally developed solely for image authent...
PAMI
1998
13 years 6 months ago
1998
—Analysis and interpretation of an image which was acquired by a nonideal imaging system is the key problem in many application areas. The observed image is usually corrupted by ...
ECCV
2006
Springer
13 years 8 months ago
2006
Springer
Abstract. This paper addresses the problem of intensity correction of fluorescent confocal laser scanning microscope (CLSM) images. CLSM images are frequently used in medical domai...
ICIP
2008
IEEE
14 years 1 months ago
2008
IEEE
We introduce a multicomponent invertible AM-FM image transform and use it to define new nonlinear AM-FM filters for performing modulation domain image processing. The key elemen...