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» Improvements in Formula Generalization
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106
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CCS
2007
ACM
15 years 4 months ago
Improving multi-tier security using redundant authentication
Multi-tier web server systems are used in many important contexts and their security is a major cause of concern. Such systems can exploit strategies like least privilege to make ...
Jodie P. Boyer, Ragib Hasan, Lars E. Olson, Nikita...
WWW
2010
ACM
15 years 4 months ago
Time is of the essence: improving recency ranking using Twitter data
Realtime web search refers to the retrieval of very fresh content which is in high demand. An effective portal web search engine must support a variety of search needs, including ...
Anlei Dong, Ruiqiang Zhang, Pranam Kolari, Jing Ba...
109
Voted
PODC
2010
ACM
15 years 4 months ago
Brief announcement: improving social-network-based sybil-resilient node admission control
We present Gatekeeper, a decentralized protocol that performs Sybil-resilient node admission control based on a social network. Gatekeeper can admit most honest nodes while limiti...
Nguyen Tran, Jinyang Li, Lakshminarayanan Subraman...
COCOON
2006
Springer
15 years 4 months ago
On Dynamic Bin Packing: An Improved Lower Bound and Resource Augmentation Analysis
We study the dynamic bin packing problem introduced by Coffman, Garey and Johnson. This problem is a generalization of the bin packing problem in which items may arrive and depart...
Wun-Tat Chan, Prudence W. H. Wong, Fencol C. C. Yu...
CPM
2006
Springer
182views Combinatorics» more  CPM 2006»
15 years 4 months ago
Theoretical and Practical Improvements on the RMQ-Problem, with Applications to LCA and LCE
The Range-Minimum-Query-Problem is to preprocess an array such that the position of the minimum element between two specified indices can be obtained efficiently. We present a dire...
Johannes Fischer, Volker Heun