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» On the Complexity of Real Functions
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SIGMOD
1998
ACM
95views Database» more  SIGMOD 1998»
15 years 6 months ago
Unbundling Active Functionality
Abstract New application areas or new technical innovations expect from database management systems more and more new functionality. However, adding functions to the DBMS as an int...
Stella Gatziu, Arne Koschel, Günter von B&uum...
JOI
2007
99views more  JOI 2007»
15 years 6 months ago
Measuring quality of similarity functions in approximate data matching
This paper presents a method for assessing the quality of similarity functions. The scenario taken into account is that of approximate data matching, in which it is necessary to d...
Roberto da Silva, Raquel Kolitski Stasiu, Viviane ...
153
Voted
CORR
2010
Springer
82views Education» more  CORR 2010»
15 years 4 months ago
Computing (or not) Quasi-Periodicity Functions of Tilings
Abstract. We know that tilesets that can tile the plane always admit a quasiperiodic tiling [4, 8], yet they hold many uncomputable properties [3, 11, 21, 25]. The quasi-periodicit...
Alexis Ballier, Emmanuel Jeandel
MICCAI
2009
Springer
16 years 7 months ago
Estimating Orientation Distribution Functions with Probability Density Constraints and Spatial Regularity
High angular resolution diffusion imaging (HARDI) has become an important magnetic resonance technique for in vivo imaging. Current techniques for estimating the diffusion orientat...
Alvina Goh, Christophe Lenglet, Paul M. Thompson, ...
MICCAI
2009
Springer
16 years 7 months ago
Functional Segmentation of fMRI Data Using Adaptive Non-negative Sparse PCA (ANSPCA)
We propose a novel method for functional segmentation of fMRI data that incorporates multiple functional attributes such as activation effects and functional connectivity, under a ...
Bernard Ng, Rafeef Abugharbieh, Martin J. McKeow...