104 search results - page 1 / 21 » Discovering Trends in Text Databases |
KDD
1997
ACM
13 years 9 months ago
1997
ACM
We describe a system we developed for identifying trends in text documents collected over a period of time. Trends can be used, for example, to discover that a company is shifting...
JCDL
2009
ACM
13 years 11 months ago
2009
ACM
We propose a generative model based on latent Dirichlet allocation for mining distinct topics in document collections by integrating the temporal ordering of documents into the ge...
KDD
2004
ACM
14 years 5 months ago
2004
ACM
In a wide range of business areas dealing with text data streams, including CRM, knowledge management, and Web monitoring services, it is an important issue to discover topic tren...
SAC
2009
ACM
13 years 11 months ago
2009
ACM
Patent text is a rich source to discover technological progresses, useful to understand the trend and forecast upcoming advances. For the importance in mind, several researchers h...
KDD
1999
ACM
13 years 9 months ago
1999
ACM
We introduce a new kind of patterns, called emerging patterns (EPs), for knowledge discovery from databases. EPs are defined as itemsets whose supports increase significantly from...