38 Result(s)
within
**li Li
Computer Science
Science, Humanities and Social Sciences, multidisciplinary
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Chapter and Conference Paper
Prospectus for the Next LAPACK and ScaLAPACK Libraries
New releases of the widely used LAPACK and ScaLAPACK numerical linear algebra libraries are planned. Based on an on-going user survey (www.netlib.org/lapack-dev) and research by many people, we are proposing t...
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Chapter and Conference Paper
Substructuring, Dimension Reduction and Applications: An Introduction
There are a variety of reasons to go for substructuring and dimension reduction in scientific computations and applications. Substructuring makes it possible to solve large and seemingly intractable computatio...
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Chapter and Conference Paper
Algebraic Sub-structuring for Electromagnetic Applications
Algebraic sub-structuring refers to the process of applying matrix reordering and partitioning algorithms to divide a large sparse matrix into smaller submatrices from which a subset of spectral components are...
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Chapter and Conference Paper
Structure-Preserving Model Reduction
A general framework for structure-preserving model reduction by Krylov subspace projection methods is developed. The goal is to preserve any substructures of importance in the matrices L, G, C, B that define the ...
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Chapter and Conference Paper
Performance Analysis of Parallel Right-Looking Sparse LU Factorization on Two Dimensional Grids of Processors
We investigate performance characteristics for the LU factorization of large matrices with various sparsity patterns. We consider supernodal right-looking parallel factorization on a two dimensional grid of proce...
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Chapter and Conference Paper
A Method of Acquiring Ontology Information from Web Documents
Ontology plays an important role on the Semantic Web. In this paper, we propose a method, AOIWD, of acquiring ontology information from Web documents. The AOIWD method employs data mining techniques combined w...
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Chapter and Conference Paper
Vascular Segmentation Using Level Set Method
In this paper, we propose a two-stage level set segmentation framework to extract vascular tree from magnetic resonance angiography(MRA). First, we smooth the isosurface of MRA by anisotropic diffusion filter....
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Chapter and Conference Paper
SVM Model Selection with the VC Bound
Model selection plays a key role in the performance of a support vector machine (SVM). In this paper, we propose two algorithms that use the Vapnik Chervonenkis (VC) bound for SVM model selection. The algorith...
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Chapter and Conference Paper
The Geometric Constraint Solving Based on Mutative Scale Chaos Genetic Algorithm
The constraint problem can be transformed to an optimization problem. In this paper a new hybrid algorithm—MSCGA was introduced which mixes genetic algorithm with chaos optimization method. The character of th...
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Chapter and Conference Paper
Analysis on Network-Induced Delays in Networked Learning Based Control Systems
Local controller and remote learning device are connected through communication network in Networked Learning based Control Systems (NLCSs). Network-induced delays are inevitable during data transmission, and ...
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Chapter and Conference Paper
Eidolon: Real-Time Performance Evaluation Approach for Distributed Programs Based on Capacity of Communication Links
In this paper, we propose an approach for the real-time performance analysis of distributed programs, called Eidolon. The approach is based on the capacity of communication links. In Eidolon, some algorithms a...
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Chapter and Conference Paper
Knowledge Maintenance on Data Streams with Concept Drifting
Concept drifting in data streams often occurs unpredictably at any time. Currently many classification mining algorithms deal with this problem by using an incremental learning approach or ensemble classifiers...
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Chapter and Conference Paper
A Numerical Model for Estimating Pedestrian Delays at Signalized Intersections in Develo** Cities
Considering the traffic situations in develo** cities like **’an, China, a numerical model is developed to estimate pedestrian delays at signalized intersections. In the model, signal cycle is divided into a...
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Chapter and Conference Paper
Multi-step Subdivision Algorithm for Chaikin Curves
A Chaikin curve is a subdivision curve. Subdivision begins from an initial control polygonal curve. For each subdivision step, all corners of the polygonal curve are cut off, and a new polygonal curve is thus ...
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Chapter and Conference Paper
Basic Mathematical Properties of Multiparty Joint Authentication in Grids
This paper introduces the semantic of Multiparty Joint Authentication (MJA) into the authentication service, which is to find simplified or optimal authentication solutions for all involved principals as a who...
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Chapter and Conference Paper
Binomial-Tree Fault Tolerant Routing in Dual-Cubes with Large Number of Faulty Nodes
A dual-cube DC(m) has m + 1 links per node where m is the degree of a cluster (m-cube), and one extra link is used for connection between clusters. The dual-cube mitigates the problem of increasing number of link...
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Chapter and Conference Paper
Representation of the Signal Transduction with Aberrance Using Ipi Calculus
The pi calculus has been applied to modelling biochemical networks. In these applications, the modelling is done without considerations to exceptions. The Ipi calculus, the Interference pi calculus, is introduced...
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Chapter and Conference Paper
A Survey of Load Balancing in Grid Computing
Although intensive work has been done in the area of load balancing, the grid computing environment is different from the traditional parallel systems, which prevents existing load balancing schemes from benef...
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Chapter and Conference Paper
Analyzing iKP Security in Applied Pi Calculus
The security for electronic payments is very important in electronic commerce. Many electronic payment protocols have been proposed recently to meet the security requirements. Since the design of a protocol is...
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Chapter and Conference Paper
An Adaptive Two-Dimensional Mesh Refinement Method for the Problems in Fluid Engineering
Mesh generation is one of the key issues in Computational Fluid Dynamics. This paper presents an adaptive two-dimensional mesh refinement method based on the law of mass conservation. The method can be used to...
