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TVCG
1998
102views more  TVCG 1998»
15 years 6 months ago
Ray-Tracing Triangular Trimmed Free-Form Surfaces
This paper presents a new approach to rendering triangular algebraic free form surfaces. A hierarchical subdivision of the surface with associated tight bounding volumes provides ...
Wolfgang Stürzlinger
MAGS
2007
115views more  MAGS 2007»
15 years 6 months ago
Designing modular architectures in the framework AKIRA
AKIRA is an open source framework designed for parallel, asynchronous and distributed computation, on the basis of some general architectural principles which are inspired by modu...
Giovanni Pezzulo, Gianguglielmo Calvi
SIGDIAL
2010
15 years 4 months ago
Probabilistic Ontology Trees for Belief Tracking in Dialog Systems
We introduce a novel approach for robust belief tracking of user intention within a spoken dialog system. The space of user intentions is modeled by a probabilistic extension of t...
Neville Mehta, Rakesh Gupta, Antoine Raux, Deepak ...
ICIP
2009
IEEE
15 years 4 months ago
Best basis denoising with non-stationary wavelet packets
This article introduces a best basis search algorithm in a nonstationary (NS) wavelet packets dictionary. It computes an optimized labeled quad-tree that indexes the filters used ...
Nizar Ouarti, Gabriel Peyré
CORR
2011
Springer
169views Education» more  CORR 2011»
15 years 1 months ago
Streaming Tree Transducers
We introduce streaming tree transducers as an analyzable and expressive model for transforming hierarchically structured data in a single pass. Given a linear encoding of the inpu...
Rajeev Alur, Loris D'Antoni