572 search results - page 70 / 115 » Winnowing-based text clustering |
113
click to vote
DASFAA
2007
IEEE
15 years 7 months ago
2007
IEEE
Recent research shows that ontology as background knowledge can improve document clustering quality with its concept hierarchy knowledge. Previous studies take term semantic simila...
118
click to vote
SIGIR
2002
ACM
15 years 1 months ago
2002
ACM
mes, abstracts and year of publication of all 853 papers published.1 We then applied Porter stemming and stopword removal to this text, represented terms from the elds with twice t...
112
click to vote
SAC
2010
ACM
15 years 8 months ago
2010
ACM
Temporal text mining deals with discovering temporal patterns in text over a period of time. A Theme Evolution Graph (TEG) is used to visualize when new themes are created and how...
CIKM
2008
Springer
15 years 3 months ago
2008
Springer
In this paper we address the problem of extracting important (and unimportant) discourse patterns from call center conversations. Call centers provide dialog based calling-in supp...
117
click to vote
DAGSTUHL
2007
15 years 2 months ago
2007
Local tag structures have become frequent through Web 2.0: Users "tag" their data without specifying the underlying semantics. Every user annotates items in an individual...