Sciweavers

460 search results - page 34 / 92
» A Principled Semantics for inp
Sort
View
PODS
2009
ACM
134views Database» more  PODS 2009»
14 years 9 months ago
Equivalence of nested queries with mixed semantics
We consider the problem of deciding query equivalence for a conjunctive language in which queries output complex objects composed from a mixture of nested, unordered collection ty...
David DeHaan
PAKDD
2005
ACM
184views Data Mining» more  PAKDD 2005»
14 years 2 months ago
Adjusting Mixture Weights of Gaussian Mixture Model via Regularized Probabilistic Latent Semantic Analysis
Mixture models, such as Gaussian Mixture Model, have been widely used in many applications for modeling data. Gaussian mixture model (GMM) assumes that data points are generated fr...
Luo Si, Rong Jin
LREC
2008
117views Education» more  LREC 2008»
13 years 10 months ago
Semantic Vectors: a Scalable Open Source Package and Online Technology Management Application
This paper describes the open source SemanticVectors package that efficiently creates semantic vectors for words and documents from a corpus of free text articles. We believe that...
Dominic Widdows, Kathleen Ferraro
MMM
2007
Springer
114views Multimedia» more  MMM 2007»
14 years 2 months ago
Mining Multiple Visual Appearances of Semantics for Image Annotation
This paper investigates the problem of learning the visual semantics of keyword categories for automatic image annotation. Supervised learning algorithms which learn only a single ...
Hung-Khoon Tan, Chong-Wah Ngo
WAC
2005
Springer
121views Communications» more  WAC 2005»
14 years 1 months ago
Semantic Interoperability for an Autonomic Knowledge Delivery Service
: The development and deployment of interconnected networks is being increasingly limited by their complexity and the concomitant cost of managing the operational network. Autonomi...
David Lewis, Declan O'Sullivan, Ruaidhri Power, Jo...