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PODS
2009
ACM
134views Database» more  PODS 2009»
16 years 5 months ago
Relationship privacy: output perturbation for queries with joins
We study privacy-preserving query answering over data containing relationships. A social network is a prime example of such data, where the nodes represent individuals and edges r...
Vibhor Rastogi, Michael Hay, Gerome Miklau, Dan Su...
WSDM
2009
ACM
117views Data Mining» more  WSDM 2009»
15 years 11 months ago
Query by document
We are experiencing an unprecedented increase of content contributed by users in forums such as blogs, social networking sites and microblogging services. Such abundance of conten...
Yin Yang, Nilesh Bansal, Wisam Dakka, Panagiotis G...
SIGECOM
2003
ACM
122views ECommerce» more  SIGECOM 2003»
15 years 9 months ago
On polynomial-time preference elicitation with value queries
Preference elicitation — the process of asking queries to determine parties’ preferences — is a key part of many problems in electronic commerce. For example, a shopping age...
Martin Zinkevich, Avrim Blum, Tuomas Sandholm
ICCV
2007
IEEE
16 years 6 months ago
Objects in Context
In the task of visual object categorization, semantic context can play the very important role of reducing ambiguity in objects' visual appearance. In this work we propose to...
Andrew Rabinovich, Andrea Vedaldi, Carolina Galleg...
SAMT
2007
Springer
137views Multimedia» more  SAMT 2007»
15 years 10 months ago
Leveraging Ontologies, Context and Social Networks to Automate Photo Annotation
Abstract. This paper presents an approach to semi-automate photo annotation. Instead of using content-recognition techniques this approach leverages context information available a...
Fergal Monaghan, David O'Sullivan