Sciweavers

765 search results - page 95 / 153
» Attraction and cooperation in space
Sort
View
CHI
2005
ACM
14 years 10 months ago
Shared landmarks in complex coordination environments
We explore the concept of social landmarks in complex, shared information and coordination environments. Previous research in navigation and shared spaces has tended to emphasize ...
Michael J. Muller, Olga Kuchinskaya, Suzanne O. Mi...
CHI
2004
ACM
14 years 10 months ago
All together now: visualizing local and remote actors of localized activity
We present All Together Now (ATN), a tool for visualizing localized activities involving both local and remote actors. ATN presents each user with a webpage containing a common vi...
Scott Lederer, Jeffrey Heer
NOSSDAV
2009
Springer
14 years 4 months ago
Dynamic overlay multicast in 3D video collaborative systems
Multi-stream/multi-site 3D video collaborative systems are promising as they enable remote users to interact in a 3D virtual space with a sense of co-presence. However, the decent...
Wanmin Wu, Zhenyu Yang, Klara Nahrstedt
TSP
2010
13 years 4 months ago
Distributed spectrum sensing for cognitive radio networks by exploiting sparsity
Abstract--A cooperative approach to the sensing task of wireless cognitive radio (CR) networks is introduced based on a basis expansion model of the power spectral density (PSD) ma...
Juan Andrés Bazerque, Georgios B. Giannakis
EDBT
2008
ACM
159views Database» more  EDBT 2008»
14 years 10 months ago
P2P systems with transactional semantics
Structured P2P systems have been developed for constructing applications at internet scale in cooperative environments and exhibit a number of desirable features such as scalabili...
Shyam Antony, Divyakant Agrawal, Amr El Abbadi