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ICIP
2005
IEEE
14 years 11 months ago
Semifragile hierarchical watermarking in a set theoretic framework
We introduce a set theoretic framework for watermarking and illustrate its effectiveness by designing a hierarchical semi-fragile watermark that is tolerant to compression and all...
Oktay Altun, Gaurav Sharma, Mehmet Utku Celik, Mar...
ASP
2003
Springer
14 years 2 months ago
Mappings Between Domain Models in Answer Set Programming
Integration of data is required when accessing multiple databases within an organization or on the WWW. Schema integration is required for database interoperability, but it is curr...
Stefania Costantini, Andrea Formisano, Eugenio G. ...
FPL
2004
Springer
119views Hardware» more  FPL 2004»
14 years 28 days ago
Reconfigurable Instruction Set Extension for Enabling ECC on an 8-Bit Processor
Pervasive networks with low-cost embedded 8-bit processors are set to change our day-to-day life. Public-key cryptography provides crucial functionality to assure security which is...
Sandeep S. Kumar, Christof Paar
ADBIS
2003
Springer
204views Database» more  ADBIS 2003»
14 years 26 days ago
Hierarchical Bitmap Index: An Efficient and Scalable Indexing Technique for Set-Valued Attributes
Abstract. Set-valued attributes are convenient to model complex objects occurring in the real world. Currently available database systems support the storage of set-valued attribut...
Mikolaj Morzy, Tadeusz Morzy, Alexandros Nanopoulo...
CHES
2008
Springer
132views Cryptology» more  CHES 2008»
13 years 11 months ago
Light-Weight Instruction Set Extensions for Bit-Sliced Cryptography
Bit-slicing is a non-conventional implementation technique for cryptographic software where an n-bit processor is considered as a collection of n 1-bit execution units operating in...
Philipp Grabher, Johann Großschädl, Dan...