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CIKM
2009
Springer
14 years 1 months ago
Efficient feature weighting methods for ranking
Feature weighting or selection is a crucial process to identify an important subset of features from a data set. Removing irrelevant or redundant features can improve the generali...
Hwanjo Yu, Jinoh Oh, Wook-Shin Han
ECRIME
2007
14 years 1 months ago
Evaluating a trial deployment of password re-use for phishing prevention
We propose a scheme that exploits scale to prevent phishing. We show that while stopping phishers from obtaining passwords is very hard, detecting the fact that a password has bee...
Dinei A. F. Florêncio, Cormac Herley
ELPUB
2007
ACM
14 years 1 months ago
Towards an Ontology of ElPub/SciX: A Proposal
A proposal is presented for a standard ontology language defined as ElPub/SciX Ontology, based on the content of a web digital library of conference proceedings. This content, i.e...
Sely Maria de Souza Costa, Cláudio Gottscha...
KDD
2010
ACM
252views Data Mining» more  KDD 2010»
14 years 1 months ago
Fast query execution for retrieval models based on path-constrained random walks
Many recommendation and retrieval tasks can be represented as proximity queries on a labeled directed graph, with typed nodes representing documents, terms, and metadata, and labe...
Ni Lao, William W. Cohen
SP
2010
IEEE
174views Security Privacy» more  SP 2010»
14 years 1 months ago
HyperSafe: A Lightweight Approach to Provide Lifetime Hypervisor Control-Flow Integrity
— Virtualization is being widely adopted in today’s computing systems. Its unique security advantages in isolating and introspecting commodity OSes as virtual machines (VMs) ha...
Zhi Wang, Xuxian Jiang
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