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SIGIR
2003
ACM
15 years 11 months ago
Single n-gram stemming
Stemming can improve retrieval accuracy, but stemmers are language-specific. Character n-gram tokenization achieves many of the benefits of stemming in a language independent way,...
James Mayfield, Paul McNamee
IEEEMSP
2002
IEEE
121views Multimedia» more  IEEEMSP 2002»
15 years 11 months ago
Communication-friendly encryption of multimedia
Abstract— This paper discusses encryption operations that selectively encrypt content-carrying segments of multimedia data stream. We propose and analyze three techniques that wo...
Min Wu, Yinian Mao
ISCAS
1999
IEEE
100views Hardware» more  ISCAS 1999»
15 years 10 months ago
The state space framework for blind dynamic signal extraction and recovery
The paper describes a framework in the form of an optimization of a performance index subject to the constraints of a dynamic network, represented in the state space. The performa...
Fathi M. A. Salam, Gail Erten
SEAL
1998
Springer
15 years 10 months ago
Using Genetic Algorithms to Simulate the Evolution of an Oligopoly Game
Abstract. This paper extends the N-person IPD game into a more interesting game in economics, namely, the oligopoly game. Due to its market share dynamics, the oligopoly game is mo...
Shu-Heng Chen, Chih-Chi Ni
154
Voted
HYBRID
2007
Springer
15 years 10 months ago
Diagnosability Verification for Hybrid Automata
A notion of diagnosability for hybrid systems is defined, which generalizes the notion of observability. We verify bility properties on a timed automaton abstraction of the origina...
Maria Domenica Di Benedetto, Stefano Di Gennaro, A...