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CSSW
2007
15 years 7 months ago
Weaving Space into the Web of Trust: An Asymmetric Spatial Trust Model for Social Networks
The proliferation of Geo-Information (GI) production in web-based collaboration environments such as mapping mashups built on top of mapping APIs such as GoogleMaps API poses new c...
Mohamed Bishr
AAAI
2006
15 years 7 months ago
Table Extraction Using Spatial Reasoning on the CSS2 Visual Box Model
Tables on web pages contain a huge amount of semantically explicit information, which makes them a worthwhile target for automatic information extraction and knowledge acquisition...
Wolfgang Gatterbauer, Paul Bohunsky
CLIN
2004
15 years 7 months ago
Trailfinder - A Case Study in Extracting Spatial Information Using Deep Language Processing
The present paper reports on an end-to-end application using a deep processing grammar to extract spatial and temporal information of prepositional and adverbial expressions from ...
Lars Hellan, Dorothee Beermann, Jon Atle Gulla, At...
TWC
2008
100views more  TWC 2008»
15 years 6 months ago
Generalized feedback detection for spatial multiplexing multi-antenna systems
Abstract-- We present a unified detection framework for spatial multiplexing multiple-input multiple-output (MIMO) systems by generalizing Heller's classical feedback decoding...
Tao Cui, Chintha Tellambura
TIT
2011
127views more  TIT 2011»
15 years 1 months ago
Semiunitary Precoding for Spatially Correlated MIMO Channels
— The focus of this paper is on spatial precoding in correlated multi-antenna channels where the number of datastreams is adapted independent of the number of transmit antennas. ...
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. ...