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ICDE
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract-- Current twig join algorithms incur high memory costs on queries that involve child-axis nodes. In this paper we provide an analytical explanation for this phenomenon. In...
ICPR
2004
IEEE
15 years 11 months ago
2004
IEEE
In a previous paper [1], we have presented a new linear classification algorithm, Principal Component Null Space Analysis (PCNSA) which is designed for problems like object recogn...
COSIT
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. The modeling of concepts from a cognitive perspective is important for designing spatial information systems that interoperate with human users. Concept representations t...
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
—A substantially long round trip time (RTT) in space channel hurts TCP interactions between the sending and receiving ends. The Consultative Committee for Space Data Systems (CCS...
SIGIR
2006
ACM
15 years 3 months ago
2006
ACM
Vector Space Model (VSM) has been at the core of information retrieval for the past decades. VSM considers the documents as vectors in high dimensional space. In such a vector spa...