47 search results - page 7 / 10 » A relevance-based topic model for news event tracking |
MM
2010
ACM
13 years 7 months ago
2010
ACM
Search engines are used to return a long list of hundreds or even thousands of videos in response to a query topic. Efficient navigation of videos becomes difficult and users ofte...
SIGIR
2000
ACM
13 years 11 months ago
2000
ACM
We investigate four hierarchical clustering methods (single-link, complete-link, groupwise-average, and single-pass) and two linguistically motivated text features (noun phrase he...
WSDM
2012
ACM
12 years 3 months ago
2012
ACM
As massive repositories of real-time human commentary, social media platforms have arguably evolved far beyond passive facilitation of online social interactions. Rapid analysis o...
IAT
2009
IEEE
13 years 10 months ago
2009
IEEE
—Information can change rapidly on the web. For example, news may hint some new story starts to develop. Many more news related to the original event begin to pour in the web. Im...
CVIU
2008
13 years 7 months ago
2008
News videos from different channels, languages are broadcast everyday, which provide abundant information for users. To effectively search, retrieve, browse and track news stories...