441 search results - page 87 / 89 » Query expansion using random walk models |
ML
2007
ACM
13 years 9 months ago
2007
ACM
Which active learning methods can we expect to yield good performance in learning binary and multi-category logistic regression classifiers? Addressing this question is a natural ...
WWW
2004
ACM
14 years 10 months ago
2004
ACM
In ongoing research, a collaborative peer network application is being proposed to address the scalability limitations of centralized search engines. Here we introduce a local ada...
ICDCSW
2009
IEEE
14 years 4 months ago
2009
IEEE
Broadcast of information in wireless sensor networks is an important operation, e.g., for code updates, queries, membership information, etc. In this paper, we analyze and experim...
IR
2007
13 years 9 months ago
2007
This paper reports on the underlying IR problems encountered when indexing and searching with the Bulgarian language. For this language we propose a general light stemmer and demon...
FOCS
2008
IEEE
14 years 4 months ago
2008
IEEE
Learning problems form an important category of computational tasks that generalizes many of the computations researchers apply to large real-life data sets. We ask: what concept ...