搜索结果: 46-60 共查到“理学 algorithms”相关记录191条 . 查询时间(0.267 秒)
Worm Algorithms for Classical Statistical Models
High temperature expansion, monte carlo simulation, dynamic critical
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2014/12/22
We show that high-temperature expansions provide a basis for the novel approach to efficient Monte Carlo simulations. “Worm” algorithms utilize the idea of updating closed-path configurations (produce...
On the algorithms of radiative cooling in semi-analytic models
semi-analytic models galaxy
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2014/12/22
We study the behaviour of multiple radiative cooling algorithms implemented in six Semi-Analytic Models (SAMs) of galaxy formation, including a new model we propose in this paper. We use versions of t...
Global mass fixer algorithms for conservative tracer transport in the ECMWF model
Global mass fi xer algorithms conservative tracer transport
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2014/12/18
Various mass fixer algorithms (MFAs) have been
implemented in the Integrated Forecasting System (IFS) of
the European Centre for Medium-Range Weather Forecasts
(ECMWF) to ensure mass conserva...
Parallel algorithms for planar and spherical Delaunay construction with an application to centroidal Voronoi tessellations
planar spherical Delaunay construction
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2014/12/12
A new algorithm, featuring overlapping domain
decompositions, for the parallel construction of Delaunay
and Voronoi tessellations is developed.
Mathematics of the total alkalinity–pH equation – pathway to robust and universal solution algorithms: the SolveSAPHE package v1.0.1
the total alkalinity–pH equation pathway to robust
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2014/12/12
The total alkalinity–pH equation, which relates total alkalinity and pH for a given set of total concentrations
of the acid–base systems that contribute to total alkalinity
in a given water sample, ...
Determining the Suitability and Accuracy of Various Statistical Algorithms for Satellite Data Classification
Remote sensing land use land cover
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2014/11/11
Land use and land cover (LULC) data is very important for determining the nature and
mechanism of different land surface, hydrological processes. The production of land use land
cover map, using a...
Variational Iterative Algorithms in Photoacoustic Tomography with Variable Sound Speed
Variational Iterative Algorithms Photoacoustic Tomography
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2014/9/26
In this paper, we investigate the adjoint equation in photoacoustic tomography with
variable sound speed, and propose three variational iterative algorithms. The basic
idea of these algorithms is to...
Analysis of Recursive Stochastic Algorithms
Recursive Stochastic Algorithms
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2014/8/13
arrsive algorithms where random observations enter are studied in a fairly general framework. An important feature is that the observations may depend on previous “outputs” of the algorithm. The consi...
Analysis of Recursive Stochastic Algorithms
Analysis of Recursive Stochastic Algorithms
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2014/7/2
Rearrsive algorithms where random observations enter are studied in a fairly general framework. An important feature is that the observations may depend on previous “outputs” of the algorithm. The con...
Comunication-Efficient Algorithms for Statistical Optimization
Comunication-Efficient Algorithms Statistical Optimization
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2012/11/22
We present and study two communication-efficient algorithms for distributed statistical optimization on large-scale data sets. The first algorithm is a standard averaging method that distributes the $...
Group descent algorithms for nonconvex penalized linear and logistic regression models with grouped predictors
Group descent algorithms nonconvex penalized linear model logistic regression model grouped predictors
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2012/11/22
Penalized regression is an attractive framework for variable selection problems. Often, variables possess a grouping structure, and the relevant selection problem is that of selecting groups, not indi...
Characteristic Set Algorithms for Equation Solving in Finite Fields and Applications in Cryptanalysis
Characteristic set finite field proper triangular set regular triangular set Boolean function stream cipher
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2013/9/9
Efficient characteristic set methods for computing solutions of polynomial equation systems in a finite field are proposed. The concept of proper triangular sets is introduced and an explicit formula ...
Pairing-based algorithms for jacobians of genus 2 curves with maximal endomorphism ring
Pairing-based algorithms jacobians of genus 2 curves maximal endomorphism ring Number Theory
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2012/4/17
Using Galois cohomology, Schmoyer characterizes cryptographic non-trivial self-pairings of the $\ell$-Tate pairing in terms of the action of the Frobenius on the $\ell$-torsion of the Jacobian of a ge...
Convergence Analysis of Coefficient Regularized Classification Online Algorithms
Classification algorithm online learning coefficient regularization error analysis
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2011/11/9
The present paper considers online classification learning algorithms associated with convex loss functions, and gives the error analysis of coefficient regularized online classification algorithms. T...
Direct Torque Control System for Belt Conveyor Based on Improved Genetic Algorithms
Belt Conveyor Direct Torque Control (DTC) Genetic Algorithm (GA) Taboo Search
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2011/12/14
The belt conveyor is the main transport equipments in coal field, and its controllable drive system directly impacts on the running safety reliability and cost in coal production. Starting speed is un...