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JMLR
2006
116views more  JMLR 2006»
15 years 6 months ago
Step Size Adaptation in Reproducing Kernel Hilbert Space
This paper presents an online support vector machine (SVM) that uses the stochastic meta-descent (SMD) algorithm to adapt its step size automatically. We formulate the online lear...
S. V. N. Vishwanathan, Nicol N. Schraudolph, Alex ...
MMS
2006
15 years 6 months ago
A platform for virtual collaboration spaces and educational communities: the case of EVE
This paper presents the design, implementation and evaluation of EVE Community Prototype, which is an educational virtual community aiming to meet the requirements of a Virtual Col...
Christos Bouras, Eri Giannaka, Alexandros Panagopo...
SIAMSC
2008
188views more  SIAMSC 2008»
15 years 6 months ago
Adaptivity with Dynamic Meshes for Space-Time Finite Element Discretizations of Parabolic Equations
In this paper, we develop an error estimator and an adaptive algorithm for efficient solution of parabolic partial differential equations. The error estimator assesses the discreti...
Michael Schmich, Boris Vexler
AML
2005
65views more  AML 2005»
15 years 6 months ago
Axiomatization of local-global principles for pp-formulas in spaces of orderings
es of orderings (an abstract version of real spectras of formally real fields), for which they are expressed as local-global principles: A property of quadratic forms (expressed as...
Vincent Astier, Marcus Tressl
JSYML
2007
36views more  JSYML 2007»
15 years 6 months ago
Groups definable in ordered vector spaces over ordered division rings
Let M = M, +, <, 0, {λ}λ∈D be an ordered vector space over an ordered division ring D, and G = G, ⊕, eG an n-dimensional group definable in M. We show that if G is defin...
Pantelis E. Eleftheriou, Sergei Starchenko