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ACL
2004
15 years 2 months ago
Splitting Complex Temporal Questions for Question Answering Systems
This paper presents a multi-layered Question Answering (Q.A.) architecture suitable for enhancing current Q.A. capabilities with the possibility of processing complex questions. T...
Estela Saquete, Patricio Martínez-Barco, Ra...
90
Voted
WSCG
2001
98views more  WSCG 2001»
15 years 2 months ago
Geometric Simplification for Efficient Occlusion Culling in Urban Scenes
Most occlusion culling algorithms select a subset of suitable occluder planes or geometries to exclude invisible objects from further visualization processing. Preferably these oc...
Rick Germs, Frederik W. Jansen
GLOBECOM
2008
IEEE
15 years 7 months ago
Low-Complexity Maximum Likelihood Detection of Orthogonal Space-Time Block Codes
Abstract— In this paper, we propose a low complexity Maximum Likelihood (ML) decoding algorithm for orthogonal spacetime block codes (OSTBCs) based on the real-valued lattice rep...
Luay Azzam, Ender Ayanoglu
104
Voted
GLOBECOM
2006
IEEE
15 years 6 months ago
Low-Complexity Adaptive High-Resolution Channel Prediction for OFDM Systems
Abstract— We propose a low-complexity adaptive highresolution channel prediction algorithm for pilot symbol assisted orthogonal frequency division multiplexing (OFDM) systems. Th...
Ian C. Wong, Brian L. Evans
ALIFE
2008
15 years 29 days ago
Natural Selection in Relation to Complexity
, reproductive value, soft selectionAbstract Structural complexity characterizes our representations of dissipative structures. As a mechanistic concept, when referred to natural s...
Stanley N. Salthe