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CIKM
2005
Springer
16 years 1 days ago
Novelty detection based on sentence level patterns
The detection of new information in a document stream is an important component of many potential applications. In this paper, a new novelty detection approach based on the identi...
Xiaoyan Li, W. Bruce Croft
KDD
2012
ACM
178views Data Mining» more  KDD 2012»
13 years 9 months ago
Differentially private transit data publication: a case study on the montreal transportation system
With the wide deployment of smart card automated fare collection (SCAFC) systems, public transit agencies have been benefiting from huge volume of transit data, a kind of sequent...
Rui Chen, Benjamin C. M. Fung, Bipin C. Desai, N&e...
CIKM
2009
Springer
16 years 1 months ago
Applying differential privacy to search queries in a policy based interactive framework
Web search logs are of growing importance to researchers as they help understanding search behavior and search engine performance. However, search logs typically contain sensitive...
Palanivel Balaji Kodeswaran, Evelyne Viegas
PODS
2008
ACM
165views Database» more  PODS 2008»
16 years 6 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
OTM
2005
Springer
15 years 12 months ago
Translating XML Web Data into Ontologies
Abstract. Translating XML data into ontologies is the problem of finding an instance of an ontology, given an XML document and a specification of the relationship between the XML...
Yuan An, John Mylopoulos