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CIE
2009
Springer
15 years 11 months ago
The First Order Theories of the Medvedev and Muchnik Lattices
We show that the first order theories of the Medevdev lattice and the Muchnik lattice are both computably isomorphic to the third order theory of the natural numbers.
Andrew Lewis, André Nies, Andrea Sorbi
SIGCSE
2009
ACM
143views Education» more  SIGCSE 2009»
16 years 2 months ago
Thinking about computational thinking
Jeannette Wing’s call for teaching Computational Thinking (CT) as a formative skill on par with reading, writing, and arithmetic places computer science in the category of basic...
James J. Lu, George H. L. Fletcher
ICIP
2009
IEEE
16 years 8 months ago
Depth Map Enhanced Macroblock Partitioning For H.264 Video Coding Of Computer Graphics Content
In this paper, we present a method to speed up video encoding of GPU rendered scenes. Modern video codecs, like H.264/AVC, are based on motion compensation and support partitionin...
CCA
2009
Springer
16 years 2 months ago
Weihrauch Degrees, Omniscience Principles and Weak Computability
Abstract. In this paper we study a reducibility that has been introduced by Klaus Weihrauch or, more precisely, a natural extension of this reducibility for multi-valued functions ...
Vasco Brattka, Guido Gherardi
SDM
2009
SIAM
180views Data Mining» more  SDM 2009»
16 years 4 months ago
Structure and Dynamics of Research Collaboration in Computer Science.
Complex systems exhibit emergent patterns of behavior at different levels of organization. Powerful network analysis methods, developed in physics and social sciences, have been s...
Andre Nash, Christian Bird, Earl T. Barr, Premkuma...