138 search results - page 9 / 28 » Retrieving topical sentiments from online document collectio... |
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
Blog post opinion retrieval aims at finding blog posts that are relevant and opinionated about a user’s query. In this paper we propose a simple probabilistic model for assigni...
ECIR
2004
Springer
13 years 8 months ago
2004
Springer
Abstract. There is a common availability of classification terms in online text collections and digital libraries, such as manually assigned keywords or key-phrases from a controll...
SIGIR
2000
ACM
13 years 11 months ago
2000
ACM
We present a method of searching text collections that takes advantage of hierarchrical information within documents and integrates searches of structured and unstructured data. W...
CIKM
2008
Springer
13 years 9 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...
TREC
2008
13 years 8 months ago
2008
The vocabulary of the TREC Legal OCR collection is noisy and huge. Standard techniques for improving retrieval performance such as content-based query expansion are ineffective fo...