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TCSV
2002
66views more  TCSV 2002»
13 years 7 months ago
Multiframe blocking-artifact reduction for transform-coded video
A major drawback of block-based still-image or video-compression methods at low rates is the visible block boundaries that are also known as blocking artifacts. Several methods hav...
Bahadir K. Gunturk, Yucel Altunbasak, Russell M. M...
PLDI
2004
ACM
14 years 24 days ago
The set constraint/CFL reachability connection in practice
Many program analyses can be reduced to graph reachability problems involving a limited form of context-free language reachability called Dyck-CFL reachability. We show a new redu...
John Kodumal, Alexander Aiken
CIE
2009
Springer
14 years 1 months ago
Complexity of Existential Positive First-Order Logic
Let Γ be a (not necessarily finite) structure with a finite relational signature. We prove that deciding whether a given existential positive sentence holds in Γ is in LOGSPACE...
Manuel Bodirsky, Miki Hermann, Florian Richoux
VSTTE
2012
Springer
12 years 2 months ago
Deciding Functional Lists with Sublist Sets
Motivated by the problem of deciding verification conditions for the verification of functional programs, we present new decision procedures for automated reasoning about functio...
Thomas Wies, Marco Muñiz, Viktor Kuncak
COMSIS
2010
13 years 4 months ago
Effective semi-supervised nonlinear dimensionality reduction for wood defects recognition
Dimensionality reduction is an important preprocessing step in high-dimensional data analysis without losing intrinsic information. The problem of semi-supervised nonlinear dimensi...
Zhao Zhang, Ning Ye