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IWCMC
2006
ACM
15 years 4 months ago
Detecting spatial congestion in multihop wireless networks
While TCP is highly successful in the wire-line Internet, its performance fast degrades as the number of hops increases in multihop wireless networks. It is due to not only the ha...
Changhee Joo, Saewoong Bahk, Hyogon Kim
UIST
2005
ACM
15 years 3 months ago
Supporting interaction in augmented reality in the presence of uncertain spatial knowledge
A significant problem encounteredwhen building Augmented Reality (AR) systems is that all spatial knowledge about the world has uncertainty associated with it. This uncertainty m...
Enylton Machado Coelho, Blair MacIntyre, Simon Jul...
E4MAS
2004
Springer
15 years 3 months ago
A Spatially Dependent Communication Model for Ubiquitous Systems
Models and conceptualizations are necessary to understand and design ubiquitous systems that are context–aware not just from a technological point of view. The current technologi...
Stefania Bandini, Sara Manzoni, Giuseppe Vizzari
ISCAS
2003
IEEE
81views Hardware» more  ISCAS 2003»
15 years 3 months ago
Limits in FIR subband beamforming for spatially spread near-field speech sources
This paper analyses optimal subband beamforming performance mainly aimed at speech enhancement and acoustic echo suppression for personal communication devices, personal computers...
Nedelko Grbic, Sven Nordholm, Antonio Cantoni
ICMI
2003
Springer
164views Biometrics» more  ICMI 2003»
15 years 3 months ago
A visually grounded natural language interface for reference to spatial scenes
Many user interfaces, from graphic design programs to navigation aids in cars, share a virtual space with the user. Such applications are often ideal candidates for speech interfa...
Peter Gorniak, Deb Roy