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BCB
2010
140views Bioinformatics» more  BCB 2010»
13 years 3 months ago
Guiding belief propagation using domain knowledge for protein-structure determination
A major bottleneck in high-throughput protein crystallography is producing protein-structure models from an electrondensity map. In previous work, we developed Acmi, a probabilist...
Ameet Soni, Craig A. Bingman, Jude W. Shavlik
CCS
2003
ACM
14 years 1 months ago
Using graphic turing tests to counter automated DDoS attacks against web servers
We present WebSOS, a novel overlay-based architecture that provides guaranteed access to a web server that is targeted by a denial of service (DoS) attack. Our approach exploits t...
William G. Morein, Angelos Stavrou, Debra L. Cook,...
KBSE
2008
IEEE
14 years 2 months ago
Query-Aware Test Generation Using a Relational Constraint Solver
We present a novel approach for black-box testing of database management systems (DBMS) using the Alloy tool-set. Given a database schema and an SQL query as inputs, our approach ...
Shadi Abdul Khalek, Bassem Elkarablieh, Yai O. Lal...
PADS
2006
ACM
14 years 2 months ago
Analysing the Performance of Optimistic Synchronisation Algorithms in Simulations of Multi-Agent Systems
In this paper we present a detailed analysis of the performance of the Decision Theoretic Read Delay (DTRD) optimistic synchronisation algorithm for simulations of Multistems. We ...
Michael Lees, Brian Logan, Dan Chen, Ton Oguara, G...
DATE
2009
IEEE
129views Hardware» more  DATE 2009»
14 years 3 months ago
Improved performance and variation modelling for hierarchical-based optimisation of analogue integrated circuits
A new approach in hierarchical optimisation is presented which is capable of optimising both the performance and yield of an analogue design. Performance and yield trade offs are ...
Sawal Ali, Li Ke, Reuben Wilcock, Peter Wilson