Sciweavers

4529 search results - page 831 / 906
» Position Based Cryptography
Sort
View
90
Voted
WSDM
2010
ACM
160views Data Mining» more  WSDM 2010»
15 years 10 months ago
Learning Concept Importance Using a Weighted Dependence Model
Modeling query concepts through term dependencies has been shown to have a significant positive effect on retrieval performance, especially for tasks such as web search, where rel...
Michael Bendersky, Donald Metzler, W. Bruce Croft
113
Voted
WSDM
2010
ACM
194views Data Mining» more  WSDM 2010»
15 years 10 months ago
Ranking with Query-Dependent Loss for Web Search
Queries describe the users' search intent and therefore they play an essential role in the context of ranking for information retrieval and Web search. However, most of exist...
Jiang Bian, Tie-Yan Liu, Tao Qin, Hongyuan Zha
109
Voted
WSDM
2010
ACM
236views Data Mining» more  WSDM 2010»
15 years 10 months ago
Personalized Click Prediction in Sponsored Search
Sponsored search is a multi-billion dollar business that generates most of the revenue for search engines. Predicting the probability that users click on ads is crucial to sponsor...
Erick Cantú-Paz, Haibin Cheng
103
Voted
ICCAD
2003
IEEE
148views Hardware» more  ICCAD 2003»
15 years 9 months ago
Multi.Objective Hypergraph Partitioning Algorithms for Cut and Maximum Subdomain Degree Minimization
In this paper we present a family of multi-objective hypergraph partitioning algorithms based on the multilevel paradigm, which are capable of producing solutions in which both th...
Navaratnasothie Selvakkumaran, George Karypis
122
Voted
CVPR
2010
IEEE
15 years 9 months ago
Chaotic Invariants of Lagrangian Particle Trajectories for Anomaly Detection in Crowded Scenes
A novel method for crowd flow modeling and anomaly detection is proposed for both coherent and incoherent scenes. The novelty is revealed in three aspects. First, it is a unique ut...
Shandong Wu, Brian E. Moore, and Mubarak Shah