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» Equivalences on Observable Processes
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WWW
2007
ACM
16 years 7 months ago
A no-frills architecture for lightweight answer retrieval
In a new model for answer retrieval, document collections are distilled offline into large repositories of facts. Each fact constitutes a potential direct answer to questions seek...
Marius Pasca
EACL
2009
ACL Anthology
16 years 7 months ago
Parsing Mildly Non-Projective Dependency Structures
We present novel parsing algorithms for several sets of mildly non-projective dependency structures. First, we define a parser for well-nested structures of gap degree at most 1, ...
Carlos Gómez-Rodríguez, David J. Wei...
SIGMOD
2006
ACM
121views Database» more  SIGMOD 2006»
16 years 6 months ago
Rewriting nested XML queries using nested views
We present and analyze an algorithm for equivalent rewriting of XQuery queries using XQuery views, which is complete for a large class of XQueries featuring nested FLWR blocks, XM...
Nicola Onose, Alin Deutsch, Yannis Papakonstantino...
ICASSP
2009
IEEE
16 years 1 months ago
Complete characterization of perfectly secure stego-systems with mutually independent embedding operation
Without any assumption on the cover source, this paper presents a complete characterization of all perfectly secure stego-systems that employ mutually independent embedding operat...
Tomás Filler, Jessica J. Fridrich
ICASSP
2009
IEEE
16 years 1 months ago
Separable PCA for image classification
As an alternative to standard PCA, matrix-based image dimensionality reduction methods have recently been proposed and have gained attention due to reported computational efficie...
Yongxin Taylor Xi, Peter J. Ramadge