SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
This paper reports a cross-benchmark evaluation of regularized logistic regression (LR) and incremental Rocchio for adaptive filtering. Using four corpora from the Topic Detection...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
Support Vector Machines (SVMs) have been very successful in text classification. However, the intrinsic geometric structure of text data has been ignored by standard kernels commo...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
Link analysis algorithms have been extensively used in Web information retrieval. However, current link analysis algorithms generally work on a flat link graph, ignoring the hiera...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
Memory-based approaches for collaborative filtering identify the similarity between two users by comparing their ratings on a set of items. In the past, the memory-based approache...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
In this paper we use a Unified Relationship Matrix (URM) to represent a set of heterogeneous data objects (e.g., web pages, queries) and their interrelationships (e.g., hyperlinks...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
Latent semantic indexing (LSI) is a well-known unsupervised approach for dimensionality reduction in information retrieval. However if the output information (i.e. category labels...
SIGIR
2005
ACM
14 years 5 months ago
2005
ACM
Implicit relevance feedback (IRF) is the process by which a search system unobtrusively gathers evidence on searcher interests from their interaction with the system. IRF is a new...