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PVLDB
2010
129views more  PVLDB 2010»
15 years 4 months ago
Graph Pattern Matching: From Intractable to Polynomial Time
Graph pattern matching is typically defined in terms of subgraph isomorphism, which makes it an np-complete problem. Moreover, it requires bijective functions, which are often to...
Wenfei Fan, Jianzhong Li, Shuai Ma, Nan Tang, Ying...
TASLP
2010
118views more  TASLP 2010»
15 years 4 months ago
Time-Frequency Sparsity by Removing Perceptually Irrelevant Components Using a Simple Model of Simultaneous Masking
Abstract—We present an algorithm for removing timefrequency components, found by a standard Gabor transform, of a “real-world” sound while causing no audible difference to th...
Péter Balázs, Bernhard Laback, Gerha...
TCOM
2010
145views more  TCOM 2010»
15 years 4 months ago
Blind Cooperative Diversity Using Distributed Space-Time Coding in Block Fading Channels
— Mobile users with single antennas can still take advantage of spatial diversity through cooperative space-time encoded transmission. In this paper, we consider a scheme in whic...
Kamel Tourki, Mohamed-Slim Alouini, Luc Deneire
TKDE
2010
151views more  TKDE 2010»
15 years 4 months ago
Dictionary-Based Compression for Long Time-Series Similarity
—Long time-series datasets are common in many domains, especially scientific domains. Applications in these fields often require comparing trajectories using similarity measure...
Willis Lang, Michael D. Morse, Jignesh M. Patel
APSCC
2008
IEEE
15 years 8 months ago
Optimizing the Execution Time of the SLA-based Workflow in the Grid with Parallel Processing Technology
Service Level Agreements (SLAs) is currently one of the major research topics in Grid Computing. Among many system components for the supporting of SLA-aware Gridbased workflow, t...
Dang Minh Quan, Jörn Altmann, Laurence Tianru...