Sciweavers

445 search results - page 56 / 89
» Distributed hierarchical document clustering
Sort
View
PRL
2007
146views more  PRL 2007»
13 years 8 months ago
Neighbor number, valley seeking and clustering
This paper proposes a novel nonparametric clustering algorithm capable of identifying shape-free clusters. This algorithm is based on a nonparametric estimation of the normalized ...
Chaolin Zhang, Xuegong Zhang, Michael Q. Zhang, Ya...
ICTAI
2007
IEEE
14 years 2 months ago
Document Length Normalization by Statistical Regression
The document-length normalization problem has been widely studied in the field of Information Retrieval. The Cosine Normalization [2], the Maximum tf Normalization [1] and the By...
Sylvain Lamprier, Tassadit Amghar, Bernard Levrat,...
CIKM
2004
Springer
14 years 1 months ago
A practical web-based approach to generating topic hierarchy for text segments
It is crucial in many information systems to organize short text segments, such as keywords in documents and queries from users, into a well-formed topic hierarchy. In this paper,...
Shui-Lung Chuang, Lee-Feng Chien
CLUSTER
2006
IEEE
14 years 2 months ago
Multi-Objective Models for Scheduling Jobs on Parallel Computer Systems
This paper is concerned with the design of goal-oriented scheduling policies that deal with multiple goals on production parallel systems. Several objective models are compared, i...
Sangsuree Vasupongayya, Su-Hui Chiang
KDD
2007
ACM
237views Data Mining» more  KDD 2007»
14 years 9 months ago
Knowledge discovery of multiple-topic document using parametric mixture model with dirichlet prior
Documents, such as those seen on Wikipedia and Folksonomy, have tended to be assigned with multiple topics as a meta-data. Therefore, it is more and more important to analyze a re...
Issei Sato, Hiroshi Nakagawa