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FOCS
2002
IEEE
15 years 2 months ago
Implicit B-Trees: New Results for the Dictionary Problem
We reopen the issue of finding an implicit data structure for the dictionary problem. In particular, we examine the problem of maintaining Ò data values in the first Ò locatio...
Gianni Franceschini, Roberto Grossi, J. Ian Munro,...
DOCENG
2008
ACM
14 years 11 months ago
Keeping a digital library clean: new solutions to old problems
Digital Libraries are complex information systems that involve rich sets of digital objects and their respective metadata, along with multiple organizational structures and servic...
Alberto H. F. Laender, Marcos André Gon&cce...
SAC
2011
ACM
14 years 14 days ago
New hybrid genetic algorithm for solving optimal communication spanning tree problem
Optimal Communication Spanning Tree (OCST) is a well-known NP-hard problem on the graph that seeks for the spanning tree with the lowest cost. The tree cost depends on the demand ...
Pham Trung Kien, Nguyen Duy Hiep, Huynh Thi Thanh ...
CP
2008
Springer
14 years 11 months ago
Engineering Stochastic Local Search for the Low Autocorrelation Binary Sequence Problem
Abstract. This paper engineers a new state-of-the-art Stochastic Local Search (SLS) for the Low Autocorrelation Binary Sequence (LABS) problem. The new SLS solver is obtained with ...
Steven Halim, Roland H. C. Yap, Felix Halim
SIGIR
1998
ACM
15 years 1 months ago
Fast Searching on Compressed Text Allowing Errors
Abstract We present a fast compression and decompression scheme for natural language texts that allows e cient and exible string matching by searching the compressed text directly....
Edleno Silva de Moura, Gonzalo Navarro, Nivio Zivi...