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SIGIR
2004
ACM
13 years 10 months ago
Polynomial filtering in latent semantic indexing for information retrieval
Latent Semantic Indexing (LSI) is a well established and effective framework for conceptual information retrieval. In traditional implementations of LSI the semantic structure of...
Effrosini Kokiopoulou, Yousef Saad
SIGIR
2004
ACM
13 years 10 months ago
Display time as implicit feedback: understanding task effects
Recent research has had some success using the length of time a user displays a document in their web browser as implicit feedback for document preference. However, most studies h...
Diane Kelly, Nicholas J. Belkin
SIGIR
2004
ACM
13 years 10 months ago
The overlap problem in content-oriented XML retrieval evaluation
Within the INitiative for the Evaluation of XML Retrieval (INEX) a number of metrics to evaluate the effectiveness of content-oriented XML retrieval approaches were developed. Alt...
Gabriella Kazai, Mounia Lalmas, Arjen P. de Vries
SIGIR
2004
ACM
13 years 10 months ago
Corpus structure, language models, and ad hoc information retrieval
Most previous work on the recently developed languagemodeling approach to information retrieval focuses on document-specific characteristics, and therefore does not take into acc...
Oren Kurland, Lillian Lee
SIGIR
2004
ACM
13 years 10 months ago
Length normalization in XML retrieval
XML retrieval is a departure from standard document retrieval in which each individual XML element, ranging from italicized words or phrases to full blown articles, is a potential...
Jaap Kamps, Maarten de Rijke, Börkur Sigurbj&...
SIGIR
2004
ACM
13 years 10 months ago
A study of methods for normalizing user ratings in collaborative filtering
The goal of collaborative filtering is to make recommendations for a test user by utilizing the rating information of users who share interests similar to the test user. Because r...
Rong Jin, Luo Si
SIGIR
2004
ACM
13 years 10 months ago
An automatic weighting scheme for collaborative filtering
Collaborative filtering identifies information interest of a particular user based on the information provided by other similar users. The memory-based approaches for collaborativ...
Rong Jin, Joyce Y. Chai, Luo Si
SIGIR
2004
ACM
13 years 10 months ago
The document as an ergodic markov chain
In recent years, statistical language models are being proposed as alternative to the vector space model. Viewing documents as language samples introduces the issue of defining a...
Eduard Hoenkamp, Dawei Song