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» Session 12: Information Retrieval
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ICMCS
2005
IEEE
97views Multimedia» more  ICMCS 2005»
15 years 3 months ago
Semantic Indexing for Instructional Video Via Combination of Handwriting Recognition and Information Retrieval
Efficient indexing and retrieval of digital videos are important needs within instructional video databases. Semantic indexing for instructional videos can be achieved by combini...
Lijun Tang, John R. Kender
WWW
2008
ACM
15 years 10 months ago
Characterizing typical and atypical user sessions in clickstreams
Millions of users retrieve information from the Internet using search engines. Mining these user sessions can provide valuable information about the quality of user experience and...
Narayanan Sadagopan, Jie Li
KDD
2009
ACM
188views Data Mining» more  KDD 2009»
15 years 10 months ago
Mining broad latent query aspects from search sessions
Search queries are typically very short, which means they are often underspecified or have senses that the user did not think of. A broad latent query aspect is a set of keywords ...
Xuanhui Wang, Deepayan Chakrabarti, Kunal Punera
AWIC
2003
Springer
15 years 1 months ago
A Natural Language Interface for Information Retrieval on Semantic Web Documents
Abstract. We present a dialogue system that enables the access in natural language to a web information retrieval system. We use a Web Semantic Language to model the knowledge conv...
Paulo Quaresma, Irene Pimenta Rodrigues
LWA
2008
14 years 11 months ago
Enhanced Services for Targeted Information Retrieval by Event Extraction and Data Mining
Where Information Retrieval (IR) and Text Categorization delivers a set of (ranked) documents according to a query, users of large document collections would rather like to receiv...
Felix Jungermann, Katharina Morik