20 search results - page 3 / 4 » Improved Detection of LSB Steganography in Grayscale Images |
MMSEC
2004
ACM
14 years 26 days ago
2004
ACM
In this paper, we introduce a new approach to passive-warden steganography in which the sender embeds the secret message into a certain subset of the cover object without having t...
AMC
2007
13 years 7 months ago
2007
Fragile watermarking techniques for digital content have been studied in the past few years. Fragile watermarks are used to determine if a piece of watermarked digital content has...
ITCC
2005
IEEE
14 years 1 months ago
2005
IEEE
Many edge detection schemes suffer from the lack of image quality at the global level. Global properties are more vital in grayscale images due to loss of hue and texture. This pa...
ICPR
2000
IEEE
14 years 8 months ago
2000
IEEE
Extracting minutiae from fingerprint images is one of the most important steps in automatic fingerprint identification and classification. Minutiae are local discontinuities in th...
ICAPR
2005
Springer
14 years 29 days ago
2005
Springer
Abstract. The aim of this paper is to present an improvement of a previously published algorithm. The proposed approach is performed in two steps. In the first step, we generate t...