248 search results - page 11 / 50 » Fingerprint Image Enhancement Using STFT Analysis |
ICMCS
2008
IEEE
14 years 1 months ago
2008
IEEE
The paper focuses on reconstructing the discontinuity between homogenous color regions in an interpolated image to improve its perceptual quality. A low-resolution input image is ...
ICDAR
1997
IEEE
13 years 11 months ago
1997
IEEE
Proper display and accurate recognition of document images are often hampered by degradations caused by poor scanning or transmission conditions. We propose a method to enhance su...
ICDAR
2009
IEEE
14 years 2 months ago
2009
IEEE
We present a spatially variant framework for correcting uneven illumination and color cast, problems commonly associated with digitized books. The core of our method is a color im...
CSE
2009
IEEE
14 years 2 months ago
2009
IEEE
Conventional cryptography uses encryption key, which are long bit strings and are very hard to memorize such a long random numbers. Also it can be easily attacked by using the brut...
IJACTAICIT
2010
13 years 4 months ago
2010
This paper presents an improved adaptive algorithm for enhanced data hiding under HH-subband Haar Wavelet coefficients of a gray scale host image. The algorithm uses an optimal se...