64 search results - page 1 / 13 » Discovering and Comparing Topic Hierarchies |
RIAO
2000
13 years 6 months ago
2000
Hierarchies have been used for organization, summarization, and access to information, yet a lingering issue is how best to construct them. In this paper, our goal is to automatic...
ECIR
2009
Springer
14 years 1 months ago
2009
Springer
We explore the utility of different types of topic models for retrieval purposes. Based on prior work, we describe several ways that topic models can be integrated into the retrie...
CIKM
2008
Springer
13 years 6 months ago
2008
Springer
Statistical topic models provide a general data-driven framework for automated discovery of high-level knowledge from large collections of text documents. While topic models can p...
DAWAK
2008
Springer
13 years 6 months ago
2008
Springer
Analyzing the author and topic relations in email corpus is an important issue in both social network analysis and text mining. The AuthorTopic model is a statistical model that id...
WWW
2004
ACM
14 years 5 months ago
2004
ACM
Organizing Web search results into a hierarchy of topics and subtopics facilitates browsing the collection and locating results of interest. In this paper, we propose a new hierar...