Sciweavers

484 search results - page 60 / 97
» Measuring the Quality of Approximated Clusterings
Sort
View
CIDM
2007
IEEE
15 years 6 months ago
An Efficient Distance Calculation Method for Uncertain Objects
Recently the academic communities have paid more attention to the queries and mining on uncertain data. In the tasks such as clustering or nearest-neighbor queries, expected distan...
Lurong Xiao, Edward Hung
BC
1998
96views more  BC 1998»
15 years 1 months ago
Evidence of phase transitions in heart period dynamics
Complexity measures of non-linear dynamics are a useful tool for quantifying observed stretching, folding, scaling and mixing processes in the Takens-reconstructed state space of h...
Henrik Bettermann, Peter Van Leeuwen
COLT
2004
Springer
15 years 7 months ago
Concentration Bounds for Unigrams Language Model
Abstract. We show several PAC-style concentration bounds for learning unigrams language model. One interesting quantity is the probability of all words appearing exactly k times in...
Evgeny Drukh, Yishay Mansour
128
Voted
IMR
2003
Springer
15 years 7 months ago
Multilevel Accelerated Optimization for Problems in Grid Generation
The quality of numerical simulations of processes that are modeled by partial differential equations strongly depends on the quality of the mesh that is used for their discretiza...
Markus Berndt, Mikhail J. Shashkov
VMV
2003
146views Visualization» more  VMV 2003»
15 years 3 months ago
ADB-Trees: Controlling the Error of Time-Critical Collision Detection
We present a novel framework for hierarchical collision detection that can be applied to virtually all bounding volume (BV) hierarchies. It allows an application to trade quality ...
Jan Klein, Gabriel Zachmann