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ICDE
2010
IEEE
255views Database» more  ICDE 2010»
14 years 5 months ago
On supporting effective web extraction
— Commercial tuple extraction systems have enjoyed some success to extract tuples by regarding HTML pages as tree structures and exploiting XPath queries to find attributes of t...
Wook-Shin Han, Wooseong Kwak, Hwanjo Yu
ICC
2008
IEEE
121views Communications» more  ICC 2008»
14 years 5 months ago
Semi-Blind Spatial Equalisation for MIMO Channels with Quadrature Amplitude Modulation
— Semi-blind spatial equalisation is considered for multiple-input multiple-output (MIMO) systems that employ high-throughput quadrature amplitude modulation scheme. A minimum nu...
Sheng Chen, Lajos Hanzo, Wang Yao
TGIS
2008
69views more  TGIS 2008»
13 years 11 months ago
Spatial-Scene Similarity Queries
Assessing spatial scenes for similarity is difficult from a cognitive and computational perspective. Solutions to spatial-scene similarity assessments are sensible only if corresp...
Konstantinos A. Nedas, Max J. Egenhofer
IANDC
2007
111views more  IANDC 2007»
13 years 11 months ago
Expressiveness and complexity of graph logic
We investigate the complexity and expressive power of a spatial logic for reasoning about graphs. This logic was previously introduced by Cardelli, Gardner and Ghelli, and provide...
Anuj Dawar, Philippa Gardner, Giorgio Ghelli
ICC
2007
IEEE
142views Communications» more  ICC 2007»
14 years 5 months ago
Reduced-Complexity Cluster Modelling for the 3GPP Channel Model
—The realistic performance of a multi-input multi-output (MIMO) communication system depends strongly on the spatial correlation properties introduced by clustering in the propag...
Hui Xiao, Alister G. Burr, Rodrigo C. de Lamare