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COLCOM
2007
IEEE
16 years 28 days ago
A comparison of optimistic approaches to collaborative editing of Wiki pages
—Wikis, a popular tool for sharing knowledge, are basically collaborative editing systems. However, existing wiki systems offer limited support for co-operative authoring, and th...
Claudia-Lavinia Ignat, Gérald Oster, Pascal...
COLCOM
2007
IEEE
16 years 28 days ago
Countering feedback sparsity and manipulation in reputation systems
—Reputation systems provide a promising way for building trust through social control in collaborative communities by harnessing the community knowledge in the form of feedback. ...
Li Xiong, Ling Liu, Mustaque Ahamad
DASFAA
2007
IEEE
114views Database» more  DASFAA 2007»
16 years 28 days ago
A Workload-Driven Unit of Cache Replacement for Mid-Tier Database Caching
Making multi-terabyte scientific databases publicly accessible over the Internet is increasingly important in disciplines such as Biology and Astronomy. However, contention at a c...
Xiaodan Wang, Tanu Malik, Randal C. Burns, Stratos...
GLOBECOM
2007
IEEE
16 years 28 days ago
Mobility-Aided Routing in Multi-Hop Heterogeneous Networks with Group Mobility
— This paper investigates routing strategies for mobile and heterogeneous multi-hop wireless networks. We leverage the knowledge about users mobility to improve the efficiency o...
Leonardo Badia, Nicola Bui, Marco Miozzo, Michele ...
ICDM
2007
IEEE
149views Data Mining» more  ICDM 2007»
16 years 27 days ago
Solving Consensus and Semi-supervised Clustering Problems Using Nonnegative Matrix Factorization
Consensus clustering and semi-supervised clustering are important extensions of the standard clustering paradigm. Consensus clustering (also known as aggregation of clustering) ca...
Tao Li, Chris H. Q. Ding, Michael I. Jordan