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CRIWG
2003
15 years 8 months ago
Building Virtual Communities for Information Retrieval
The search for relevant information is often hindered by the initial difficulty in formulating precise requests, and because much knowledge is actually tacit and thus not easily ac...
Daniel Memmi, Olivier Nérot
NAACL
2010
15 years 4 months ago
A Treebank Query System Based on an Extracted Tree Grammar
Recent work has proposed the use of an extracted tree grammar as the basis for treebank analysis and search queries, in which queries are stated over the elementary trees, which a...
Seth Kulick, Ann Bies
ICC
2007
IEEE
16 years 1 months ago
A Low-Complexity Path Metric for Tree-Based Multiple-Antenna Detectors
— Traditional multiple-antenna detectors – which search a tree or a lattice structure – typically apply a metric that requires a preprocessing. Contrary to that, we present a...
Christian Kuhn, Norbert Görtz
SIGIR
2006
ACM
16 years 23 days ago
Measuring similarity of semi-structured documents with context weights
In this work, we study similarity measures for text-centric XML documents based on an extended vector space model, which considers both document content and structure. Experimenta...
Christopher C. Yang, Nan Liu
AAAI
2000
15 years 8 months ago
Multivariate Clustering by Dynamics
We present a Bayesian clustering algorithm for multivariate time series. A clustering is regarded as a probabilistic model in which the unknown auto-correlation structure of a tim...
Marco Ramoni, Paola Sebastiani, Paul R. Cohen