Sciweavers

9209 search results - page 179 / 1842
» Data Space Randomization
Sort
View
FCT
2003
Springer
15 years 10 months ago
On Boundaries of Highly Visible Spaces and Applications
The purpose of this paper is to investigate the properties of a certain class of highly visible spaces. For a given geometric space C containing obstacles specified by disjoint s...
John H. Reif, Zheng Sun
161
Voted
KDD
2009
ACM
305views Data Mining» more  KDD 2009»
16 years 5 months ago
Grocery shopping recommendations based on basket-sensitive random walk
We describe a recommender system in the domain of grocery shopping. While recommender systems have been widely studied, this is mostly in relation to leisure products (e.g. movies...
Ming Li, M. Benjamin Dias, Ian H. Jarman, Wael El-...
153
Voted
KDD
2009
ACM
178views Data Mining» more  KDD 2009»
16 years 5 months ago
Constrained optimization for validation-guided conditional random field learning
Conditional random fields(CRFs) are a class of undirected graphical models which have been widely used for classifying and labeling sequence data. The training of CRFs is typicall...
Minmin Chen, Yixin Chen, Michael R. Brent, Aaron E...
182
Voted
KDD
2010
ACM
274views Data Mining» more  KDD 2010»
15 years 9 months ago
Grafting-light: fast, incremental feature selection and structure learning of Markov random fields
Feature selection is an important task in order to achieve better generalizability in high dimensional learning, and structure learning of Markov random fields (MRFs) can automat...
Jun Zhu, Ni Lao, Eric P. Xing
GIS
2007
ACM
15 years 9 months ago
Randomization in traffic information sharing systems
In this paper, we consider a traffic information sharing system based on Floating Car Data (FCD). FCD is one of the methods used to gather traffic information; it uses vehicles as...
Masaaki Tanizaki, Ouri Wolfson