Sciweavers

326 search results - page 4 / 66
» Topic Detection by Clustering Keywords
Sort
View
131
Voted
WWW
2008
ACM
16 years 4 months ago
Social and semantics analysis via non-negative matrix factorization
Social media such as Web forum often have dense interactions between user and content where network models are often appropriate for analysis. Joint non-negative matrix factorizat...
Zhi-Li Wu, Chi-Wa Cheng, Chun-hung Li
FQAS
2009
Springer
187views Database» more  FQAS 2009»
15 years 10 months ago
Design of an Interface for Interactive Topic Detection and Tracking
This paper presents the design of a new interface for interactive Topic Detection and Tracking (TDT) called Ievent. It is composed of 3 main views; a Cluster View, a Document View,...
Masnizah Mohd, Fabio Crestani, Ian Ruthven
HICSS
2005
IEEE
125views Biometrics» more  HICSS 2005»
15 years 9 months ago
Taking Topic Detection From Evaluation to Practice
Abstract— The Topic Detection and Tracking (TDT) research community investigates information retrieval methods for organizing a constantly arriving stream of news articles by the...
James Allan, Stephen M. Harding, David Fisher, Alv...
133
Voted
AI
2007
Springer
15 years 9 months ago
Fuzzy Clustering for Topic Analysis and Summarization of Document Collections
Abstract. Large document collections, such as those delivered by Internet search engines, are difficult and time-consuming for users to read and analyse. The detection of common an...
René Witte, Sabine Bergler
EWMF
2005
Springer
15 years 9 months ago
Semi-automatic Construction of Topic Ontologies
In this paper, we review two techniques for topic discovery in collections of text documents (Latent Semantic Indexing and K-Means clustering) and present how we integrated them in...
Blaz Fortuna, Dunja Mladenic, Marko Grobelnik