Sciweavers

2117 search results - page 277 / 424
» A Competitive Term Selection Method for Information Retrieva...
Sort
View
SIGIR
1999
ACM
15 years 8 months ago
Deriving Concept Hierarchies from Text
This paper presents a means of automatically deriving a hierarchical organization of concepts from a set of documents without use of training data or standard clustering technique...
Mark Sanderson, W. Bruce Croft
116
Voted
SIGIR
2005
ACM
15 years 9 months ago
Generic soft pattern models for definitional question answering
This paper explores probabilistic lexico-syntactic pattern matching, also known as soft pattern matching. While previous methods in soft pattern matching are ad hoc in computing t...
Hang Cui, Min-Yen Kan, Tat-Seng Chua
WWW
2004
ACM
16 years 4 months ago
Ontological representation of learning objects: building interoperable vocabulary and structures
The ontological representation of learning objects is a way to deal with the interoperability and reusability of learning objects (including metadata) through providing a semantic...
Jian Qin, Naybell Hernández
122
Voted
CIVR
2007
Springer
15 years 10 months ago
Semantics reinforcement and fusion learning for multimedia streams
Fusion of multimedia streams for enhanced performance is a critical problem for retrieval. However, fusion performance tends to easily overfit the hillclimb set used to learn fus...
Dhiraj Joshi, Milind R. Naphade, Apostol Natsev
SIGIR
2008
ACM
15 years 4 months ago
Comments-oriented document summarization: understanding documents with readers' feedback
Comments left by readers on Web documents contain valuable information that can be utilized in different information retrieval tasks including document search, visualization, and ...
Meishan Hu, Aixin Sun, Ee-Peng Lim