Sciweavers

645 search results - page 105 / 129
» Image interpolation with directionlets
Sort
View
IBPRIA
2003
Springer
14 years 24 days ago
Smoothing Techniques for Tree-k-Grammar-Based Natural Language Modeling
Abstract. In a previous work, a new probabilistic context-free grammar (PCFG) model for natural language parsing derived from a tree bank corpus has been introduced. The model esti...
Jose L. Verdú-Mas, Jorge Calera-Rubio, Rafa...
NIPS
1997
13 years 9 months ago
Mapping a Manifold of Perceptual Observations
Nonlinear dimensionality reduction is formulated here as the problem of trying to find a Euclidean feature-space embedding of a set of observations that preserves as closely as p...
Joshua B. Tenenbaum
JMLR
2008
139views more  JMLR 2008»
13 years 7 months ago
Regularization on Graphs with Function-adapted Diffusion Processes
Harmonic analysis and diffusion on discrete data has been shown to lead to state-of-theart algorithms for machine learning tasks, especially in the context of semi-supervised and ...
Arthur D. Szlam, Mauro Maggioni, Ronald R. Coifman
TMI
2008
124views more  TMI 2008»
13 years 7 months ago
A Review of Geometric Transformations for Nonrigid Body Registration
Abstract-- This paper provides a comprehensive and quantitative review of spatial transformations models for nonrigid image registration. It explains the theoretical foundation of ...
Mark Holden
CGF
2005
111views more  CGF 2005»
13 years 7 months ago
Pinchmaps: textures with customizable discontinuities
We introduce a new texture representation that combines standard sampling, to be bilinearly interpolated in smoothly varying regions, with customizable discontinuities, to model s...
Marco Tarini, Paolo Cignoni