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GIS
2007
ACM
16 years 5 months ago
Approximate order-k Voronoi cells over positional streams
Handling streams of positional updates from numerous moving objects has become a challenging task for many monitoring applications. Several algorithms have been recently proposed ...
Kostas Patroumpas, Theofanis Minogiannis, Timos K....
ISVLSI
2008
IEEE
104views VLSI» more  ISVLSI 2008»
15 years 10 months ago
Thermal-Aware Placement of Standard Cells and Gate Arrays: Studies and Observations
In high-performance VLSI circuits, the on-chip power densities are playing dominant role due to increased scaling of technology, increasing number of components, frequency and ban...
Prasun Ghosal, Tuhina Samanta, Hafizur Rahaman, Pa...
CIKM
2008
Springer
15 years 6 months ago
Kernel methods, syntax and semantics for relational text categorization
Previous work on Natural Language Processing for Information Retrieval has shown the inadequateness of semantic and syntactic structures for both document retrieval and categoriza...
Alessandro Moschitti
IIWAS
2008
15 years 5 months ago
Supporting mobile payment QOS by data mining GSM network traffic
In mobile commerce, short-message-service (SMS) is an important technique for delivering payment instruction. A payment model "SMS Credit" was proposed earlier [1]. Such...
Edison Lai, Simon Fong, Yang Hang
CSDA
2008
115views more  CSDA 2008»
15 years 4 months ago
Complex-valued ICA based on a pair of generalized covariance matrices
It is shown that any pair of scatter and spatial scatter matrices yields an estimator of the separating matrix for complex-valued independent component analysis (ICA). Scatter (re...
Esa Ollila, Hannu Oja, Visa Koivunen