Sciweavers

694 search results - page 112 / 139
» Analysis of a Location-Based Social Network
Sort
View
CHI
2008
ACM
14 years 9 months ago
Pick me!: link selection in expertise search results
Expertise locator systems have been designed to help find experts within organizations. While there are many examples of these systems in the literature, there has not been any sy...
N. Sadat Shami, Kate Ehrlich, David R. Millen
SIGECOM
2005
ACM
166views ECommerce» more  SIGECOM 2005»
14 years 2 months ago
A price-anticipating resource allocation mechanism for distributed shared clusters
In this paper we formulate the fixed budget resource allocation game to understand the performance of a distributed marketbased resource allocation system. Multiple users decide ...
Michal Feldman, Kevin Lai, Li Zhang
MM
2009
ACM
147views Multimedia» more  MM 2009»
14 years 1 months ago
Wearing a YouTube hat: directors, comedians, gurus, and user aggregated behavior
While existing studies on YouTube’s massive user-generated video content have mostly focused on the analysis of videos, their characteristics, and network properties, little att...
Joan-Isaac Biel, Daniel Gatica-Perez
CSCW
2006
ACM
14 years 2 months ago
Response times in N-user replicated, centralized, and proximity-based hybrid collaboration architectures
We evaluate response times, in N-user collaborations, of the popular centralized (client-server) and replicated (peer-to-peer) architectures, and a hybrid architecture in which ea...
Sasa Junuzovic, Prasun Dewan
SDM
2007
SIAM
143views Data Mining» more  SDM 2007»
13 years 10 months ago
Less is More: Compact Matrix Decomposition for Large Sparse Graphs
Given a large sparse graph, how can we find patterns and anomalies? Several important applications can be modeled as large sparse graphs, e.g., network traffic monitoring, resea...
Jimeng Sun, Yinglian Xie, Hui Zhang, Christos Falo...