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CVPR
2004
IEEE
15 years 11 months ago
2D-Shape Analysis Using Conformal Mapping
The study of 2D shapes and their similarities is a central problem in the field of vision. It arises in particular from the task of classifying and recognizing objects from their ...
Eitan Sharon, David Mumford
WWW
2009
ACM
15 years 10 months ago
An experimental study of large-scale mobile social network
Mobile social network is a typical social network where one or more individuals of similar interests or commonalities, conversing and connecting with one another using the mobile ...
Zheng-Bin Dong, Guo-Jie Song, Kun-Qing Xie, Jing-Y...
124
Voted
FOCS
2009
IEEE
15 years 4 months ago
Distance Oracles for Sparse Graphs
Abstract— Thorup and Zwick, in their seminal work, introduced the approximate distance oracle, which is a data structure that answers distance queries in a graph. For any integer...
Christian Sommer 0002, Elad Verbin, Wei Yu
SENSYS
2006
ACM
15 years 3 months ago
Scalable data aggregation for dynamic events in sensor networks
Computing and maintaining network structures for efficient data aggregation incurs high overhead for dynamic events where the set of nodes sensing an event changes with time. Mor...
Kai-Wei Fan, Sha Liu, Prasun Sinha
AINA
2005
IEEE
15 years 3 months ago
Dynamical Construction of a Core-Based Group-Shared Multicast Tree in Mobile Ad Hoc Networks
A core-based group-shared multicast tree is a shortest path tree rooted at core node that distributes packets to and from all group members. Traditionally, the bandwidth cost cons...
Bing-Hong Liu, Ming-Jer Tsai, Wei-Chei Ko