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MM
2010
ACM
177views Multimedia» more  MM 2010»
15 years 6 months ago
Image tag refinement towards low-rank, content-tag prior and error sparsity
The vast user-provided image tags on the popular photo sharing websites may greatly facilitate image retrieval and management. However, these tags are often imprecise and/or incom...
Guangyu Zhu, Shuicheng Yan, Yi Ma
WWW
2007
ACM
16 years 7 months ago
Optimizing web search using social annotations
This paper explores the use of social annotations to improve web search. Nowadays, many services, e.g. del.icio.us, have been developed for web users to organize and share their f...
Shenghua Bao, Gui-Rong Xue, Xiaoyuan Wu, Yong Yu, ...
CHI
2006
ACM
16 years 7 months ago
Tableau machine: an alien presence in the home
Research in Ambient Intelligence and Ubiquitous Computing has put computational devices into many social settings while leaving intact much of the "task support and informati...
Mario Romero, Zachary Pousman, Michael Mateas
SC
2009
ACM
15 years 11 months ago
Web 2.0-based social informatics data grid
The Social Informatics Data Grid (SIDGrid) is a new cyberinfrastructure designed to transform how social and behavioral scientists collect and annotate data, collaborate and share...
Wenjun Wu, Thomas D. Uram, Michael E. Papka
ICDE
2008
IEEE
150views Database» more  ICDE 2008»
16 years 8 months ago
Link Privacy in Social Networks
We consider a privacy threat to a social network in which the goal of an attacker is to obtain knowledge of a significant fraction of the links in the network. We formalize the ty...
Aleksandra Korolova, Rajeev Motwani, Shubha U. Nab...