115 search results - page 22 / 23 » On Probabilistic Models for Uncertain Sequential Pattern Min... |
WSDM
2010
ACM
14 years 2 months ago
2010
ACM
This article describes an application of the partially observable Markov (POM) model to the analysis of a large scale commercial web search log. Mathematically, POM is a variant o...
SIGMOD
2004
ACM
14 years 5 months ago
2004
ACM
Database system architectures are undergoing revolutionary changes. Most importantly, algorithms and data are being unified by integrating programming languages with the database ...
ITCC
2005
IEEE
13 years 10 months ago
2005
IEEE
We propose a Web recommendation system based on a maximum entropy model. Under the maximum entropy principle, we can combine multiple levels of knowledge about users’ navigation...
IDEAS
2000
IEEE
13 years 9 months ago
2000
IEEE
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
KDD
2007
ACM
14 years 5 months ago
2007
ACM
In this paper we address the problem of detecting topics in large-scale linked document collections. Recently, topic detection has become a very active area of research due to its...