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» Computing in Quotient Groups
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COMPGEOM
2009
ACM
16 years 1 months ago
Zigzag persistent homology and real-valued functions
We study the problem of computing zigzag persistence of a sequence of homology groups and study a particular sequence derived from the levelsets of a real-valued function on a top...
Gunnar Carlsson, Vin de Silva, Dmitriy Morozov
ICDCS
2006
IEEE
16 years 23 days ago
GMP: Distributed Geographic Multicast Routing in Wireless Sensor Networks
In this paper, we propose a novel Geographic Multicast routing Protocol (GMP) for wireless sensor networks1 . The proposed protocol is fully distributed and stateless. Given a set...
Shibo Wu, K. Selçuk Candan
198
Voted
GROUP
2005
ACM
16 years 9 days ago
Searching for expertise in social networks: a simulation of potential strategies
People search for people with suitable expertise all of the time in their social networks – to answer questions or provide help. Recently, efforts have been made to augment this...
Jun Zhang, Mark S. Ackerman
ICCSA
2004
Springer
16 years 3 days ago
A Scheme for Improving WEP Key Transmission between APs in Wireless Environment
Abstract. Wireless LAN (WLAN) refers to the wireless network environment constructed indoors or outdoors, by using either the radio or light wave technology instead of wire signals...
Chi Hyung In, Choong Seon Hong, Il Gyu Song
ISWC
2003
IEEE
16 years 9 hour ago
Sensing and Modeling Human Networks using the Sociometer
Knowledge of how people interact is important in many disciplines, e.g. organizational behavior, social network analysis, information diffusion and knowledge management applicatio...
Tanzeem Choudhury, Alex Pentland