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TCS
2008
13 years 7 months ago
Static space-times naturally lead to quasi-pseudometrics
The standard 4-dimensional Minkowski space-time of special relativity is based on the 3-dimensional Euclidean metric. In 1967, H. Busemann showed that similar static space-time mo...
Hans-Peter A. Künzi, Vladik Kreinovich
TIT
2008
73views more  TIT 2008»
13 years 7 months ago
L-CAMP: Extremely Local High-Performance Wavelet Representations in High Spatial Dimension
A new wavelet-based methodology for representing data on regular grids is introduced and studied. The main attraction of this new L-CAMP methodology is in the way it scales with th...
Youngmi Hur, Amos Ron
TMI
2008
138views more  TMI 2008»
13 years 7 months ago
Accurate Event-Driven Motion Compensation in High-Resolution PET Incorporating Scattered and Random Events
With continuing improvements in spatial resolution of positron emission tomography (PET) scanners, small patient movements during PET imaging become a significant source of resolut...
Arman Rahmim, Katie Dinelle, Ju-Chieh Cheng, Mikha...
CORR
2000
Springer
128views Education» more  CORR 2000»
13 years 7 months ago
Faster Evaluation of Multidimensional Integrals
In a recent paper Keister proposed two quadrature rules as alternatives to Monte Carlo for certain multidimensional integrals and reported his test results. In earlier work we had...
Anargyros Papageorgiou, Joseph F. Traub
DKE
2002
218views more  DKE 2002»
13 years 7 months ago
Computing iceberg concept lattices with T
We introduce the notion of iceberg concept lattices and show their use in knowledge discovery in databases. Iceberg lattices are a conceptual clustering method, which is well suit...
Gerd Stumme, Rafik Taouil, Yves Bastide, Nicolas P...