1: Grid Computing -- An Opportunistic Algorithm for Scheduling Workflows on Grids -- A Service Oriented System for on Demand Dynamic Structural Analysis over Computational Grids -- Scalable Desktop Grid System -- Analyzing Overheads and Scalability Characteristics of OpenMP Applications -- Parallel Fuzzy c-Means Cluster Analysis -- Peer-to-Peer Models for Resource Discovery in Large-Scale Grids: A Scalable Architecture -- 2: Cluster Computing -- JaceV: A Programming and Execution Environment for Asynchronous Iterative Computations on Volatile Nodes -- Aspect Oriented Pluggable Support for Parallel Computing -- Model for Simulation of Heterogeneous High-Performance Computing Environments -- On Evaluating Decentralized Parallel I/O Scheduling Strategies for Parallel File Systems -- Distributed Security Constrained Optimal Power Flow Integrated to a DSM Based Energy Management System for Real Time Power Systems Security Control -- Metaserver Locality and Scalability in a Distributed NFS -- Top-k Query Processing in the APPA P2P System -- Posterior Task Scheduling Algorithms for Heterogeneous Computing Systems -- Design and Implementation of an Environment for Component-Based Parallel Programming -- Anahy: A Programming Environment for Cluster Computing -- DWMiner: A Tool for Mining Frequent Item Sets Efficiently in Data Warehouses -- A Parallel Implementation of the K Nearest Neighbours Classifier in Three Levels: Threads, MPI Processes and the Grid -- On the Use of the MMC Language to Utilize SIMD Instruction Set -- A Versatile Pipelined Hardware Implementation for Encryption and Decryption Using Advanced Encryption Standard -- 3: Numerical Methods -- Combinatorial Scientific Computing: The Enabling Power of Discrete Algorithms in Computational Science -- Improving the Numerical Simulation of an Airflow Problem with the BlockCGSI Algorithm -- EdgePack: A Parallel Vertex and Node Reordering Package for Optimizing Edge-Based Computations in Unstructured Grids -- Parallel Processing of Matrix Multiplication in a CPU and GPU Heterogeneous Environment -- Robust Two-Level Lower-Order Preconditioners for a Higher-Order Stokes Discretization with Highly Discontinuous Viscosities -- The Impact of Parallel Programming Models on the Performance of Iterative Linear Solvers for Finite Element Applications -- Efficient Parallel Algorithm for Constructing a Unit Triangular Matrix with Prescribed Singular Values -- A Rewriting System for the Vectorization of Signal Transforms -- High Order Fourier-Spectral Solutions to Self Adjoint Elliptic Equations -- Multiresolution Simulations Using Particles -- Evaluation of Several Variants of Explicitly Restarted Lanczos Eigensolvers and Their Parallel Implementations -- PyACTS: A High-Level Framework for Fast Development of High Performance Applications -- Sequential and Parallel Resolution of the Two-Group Transient Neutron Diffusion Equation Using Second-Degree Iterative Methods -- Enhancing the Performance of Multigrid Smoothers in Simultaneous Multithreading Architectures -- Block Iterative Algorithms for the Solution of Parabolic Optimal Control Problems -- Evaluation of Linear Solvers for Astrophysics Transfer Problems -- 4: Large Scale Simulations in Physics -- Scalable Cosmological Simulations on Parallel Machines -- Performance Evaluation of Scientific Applications on Modern Parallel Vector Systems -- Numerical Simulation of Three-Phase Flow in Heterogeneous Porous Media -- Simulation of Laser Propagation in a Plasma with a Frequency Wave Equation -- A Particle Gradient Evolutionary Algorithm Based on Statistical Mechanics and Convergence Analysis -- 5: Computing in Biosciences -- A Computational Framework for Cardiac Modeling Based on Distributed Computing and Web Applications -- Triangular Clique Based Multilevel Approaches to Identify Protein Functional Modules -- BioPortal: A Portal for Deployment of Bioinformatics Applications on Cluster and Grid Environments -- Workshop 1: Computational Grids and Clusters -- Adaptive Distributed Metamodeling -- Distributed General Logging Architecture for Grid Environments -- Interoperability Between UNICORE and ITBL -- Using Failure Injection Mechanisms to Experiment and Evaluate a Grid Failure Detector -- Semantic-Based Service Trading: Application to Linear Algebra -- Management of Services Based on a Semantic Description Within the GRID-TLSE Project -- Extending the Services and Sites of Production Grids by the Support of Advanced Portals -- Workshop 2: High-Performance Data Management in Grid Environments -- PSO-Grid Data Replication Service -- Execution Management of Scientific Models on Computational Grids -- Replica Refresh Strategies in a Database Cluster -- A Practical Evaluation of a Data Consistency Protocol for Efficient Visualization in Grid Applications -- Experiencing Data Grids.