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CARDIS
1998
Springer
95views Hardware» more  CARDIS 1998»
15 years 10 months ago
Serpent and Smartcards
We proposed a new block cipher, Serpent, as a candidate for the Advanced Encryption Standard. This algorithm uses a new structure that simultaneously allows a more rapid avalanche,...
Ross J. Anderson, Eli Biham, Lars R. Knudsen
CIDR
2009
140views Algorithms» more  CIDR 2009»
15 years 7 months ago
Energy Efficiency: The New Holy Grail of Data Management Systems Research
Energy costs are quickly rising in large-scale data centers and are soon projected to overtake the cost of hardware. As a result, data center operators have recently started turni...
Stavros Harizopoulos, Mehul A. Shah, Justin Meza, ...
SIGMOD
2010
ACM
210views Database» more  SIGMOD 2010»
15 years 6 months ago
Searching trajectories by locations: an efficiency study
Trajectory search has long been an attractive and challenging topic which blooms various interesting applications in spatial-temporal databases. In this work, we study a new probl...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou, Yu Zhen...

Publication
404views
16 years 3 months ago
Bayesian variable order Markov models.
We present a simple, effective generalisation of variable order Markov models to full online Bayesian estimation. The mechanism used is close to that employed in context tree wei...
Christos Dimitrakakis
IEEEIAS
2007
IEEE
16 years 25 days ago
SARBAC07: A Scoped Administration Model for RBAC with Hybrid Hierarchy
Recently, administration of RBAC systems using a role-based approach has become very appealing because of the benefits that such an approach typically brings. This approach uses R...
Yue Zhang 0002, James B. D. Joshi