Autonomic Computing and Communications Systems - Third International ICST Conference, Autonomics 2009, Limassol, Cyprus, September 9-11, 2009, Revised Selected Papers

Preface

Organization

Table of Contents

A-OSGi: A Framework to Support the Construction of Autonomic OSGi-Based Applications

Introduction

Related Work

OSGi Platform

MAPE-K Control Loop

OSGi Monitoring

The A-OSGi Framework

Implementation of A-OSGi

Underlying Technologies

MAC Implementation

EC Implementation

KC Implementation

PEI Implementation

Framework Modifications

Evaluation

Using A-OSGi

Performance

Other Policies

Conclusions

References

A Network-Coding Based Event Diffusion Protocol for Wireless Mesh Networks

Introduction

Contribution of the Work

Background

Event Dissemination with Network Coding

Proposed Protocol

Basic Data Structure and Assumption

Protocol Description

Pull Phase

Evaluation

Protocol Tuning

Performance on a Grid

Conclusions

References

Expressing Adaptivity and Context Awareness in the ASSISTANT Programming Model

Introduction

Related Work

A Flood Management Application

Defining Parallel Versions

The ASSIST Model

Parallel Programs in ASSIST

Experiments

The ASSISTANT Programming Model

Programming Adaptivity for the Flood Application in ASSISTANT

Conclusions

References

Experiences in Benchmarking of Autonomic Systems

Introduction

Background

Models and Metrics

Benchmarking Methodologies and Tools

Assessment Methodology and Process

Methodology

Qualitative Assessment

Quantitative Assessment

Economical Assessment (Return on Investment)

Experimental Results

Qualitative Assessment

Quantitative Assessment

Discussion

Conclusion

References

An Online Adaptive Model for Location Prediction

Introduction

Machine Learning Models

Offline kMeans

Online kMeans

Adaptive Resonance Theory

Context Representation

Mobility Prediction Model

Prediction Evaluation

Convergence of $C-T$ and $C-nT$

Precision of $C-T$ and $C-nT$

Comparison with Other Models

Prior Work

Conclusions

References

MPM: Map Based Predictive Monitoring for Wireless Sensor Networks

Introduction

Related Work

Preliminaries

System Model

Requirements on the MPM

Definitions

Predictive Monitoring: The MPM Approach

The Segmentation Phase

The Data Collection Phase

The Prediction Phase

The Event Detection Phase

Case Study: MPM Adaptation for Predicting Network Partition

Problem Formulation

The Segmentation Phase

The Data Collection Phase

The Prediction Phase

The Event (Holes/Partition) Detection Phase

Evaluation – Viability of Our Approach

Evaluation Metrics

Simulation Settings

Simulation Results

Discussion

Conclusion and Future Directions

References

Integrating Autonomic Grid Components and Process-Driven Business Applications

Introduction

The GCM Framework

Behavioural Skeletons

The ePVM Process Engine

Process-Driven Distributed Biometric Identification

Application Architecture

Process-Engine/GCM Interfacing

Using Autonomic GCM Components

Deployment and Component Creation

Application Monitoring

Automatic Futures vs. Message Passing

Integrated Development

Results, Experiences, and Lessons Learned

Conclusions

References

Using a Teleo-Reactive Programming Style to Develop Self-healing Applications

Introduction

Related Work

Teleo-Reactive Programs

Method

Goals

Conditions

Actions

Contrast

Design

Teleo-Reactive Program Design

Program Structure Design

Example

T-R Elements

Controls

Working through the Example

Future Work

Conclusion

References

Sensor Selection for IT Infrastructure Monitoring

Introduction

Related Work

Instrumentation Support of Metric Selection

Experimental Setup

Experimental Methodology

Experimental Results

Conclusion and Future Work

References

Context-Aware Self-optimization in Multiparty Converged Mobile Environments

Introduction

Related Work

Context-Aware Multiparty Service Provision

System Architecture

Context-Based Sub-grouping

Enabling Context-Awareness at the Session Level

Session Management Overview

Context-Aware Session Management

Initiating a Context-Aware Session

Enabling Context Awareness at the Network Level

Network Management Overview

Context-Aware Network Management

Grouping as a Part of Network Management

Propagating Context to Content

Motivation: Same User, Different Media Types, Different Sub-groups

The Importance of Sub-grouping

Conclusions and Future Work

References

Context Discovery in Mobile Environments: A Particle Swarm Optimization Approach

Introduction

Swarm Intelligence

The Context Discovery Problem

Context Representation and Quality of Context

Mapping Swarm Intelligence to Context Discovery

The Proposed Algorithm

Foraging for Context

Maintaining Fresh Context

The CDP Algorithm

Performance Evaluation

Conclusions

References

Consequences of Social and Institutional Setups for Occurrence Reporting in Air Traffic Organizations

Introduction

Modeling Formal Reporting in an ANSP

Modeling of Agents

Modeling Internal States and Interaction

Modeling Decision Making of a Controller Agent

Simulation Results

Sensitivity Analysis

Conclusions

References

Can Space Applications Benefit from Intelligent Agents?

Introduction

Swarm-Array Computing

Constituents

Approaches

Simulation Studies

Simulation Environment

Experimental Platform and Model

Simulation Results

Conclusion

References

A Generic Agent Organisation Framework for Autonomic Systems

Introduction

Related Work

Modelling Tasks

Modelling Organisational Characteristics

Modelling Agents

Evaluating an Organisation's Effectiveness

The Agent Organisation Framework

Task Representation

Organisation Representation

Organisation Performance Evaluation

Applying the Agent Organisation Framework

Conclusions

References

Metareasoning and Social Evaluations in Cognitive Agents

Introduction

Reasoning and Metareasoning: A Cognitive Approach

A Multicontext BDI Agent with Repage System

Preliminaries: Social Evaluations, Image and Reputation

The Multi-Context BDI Model

Belief Context (BC)

Desire Context (DC)

Intention Context (IC)

Planner Context (PC) and Communication Context (CC)

Repage Context (RC)

Bridge Rules

The Metalevel Specification

DoF for Reasoning Rules

A Metalevel Specification for the Rules $A_{I}$ and $A_{R}$

A Metalevel Specification for the Trust Axiom

Processes Description

Experimentation

Scenario and Simulation Settings

Static Experiments

Dynamic Adaptation Experiments

Conclusions and Future Work

References

Experiments on the Acquisition of the Semantics and Grammatical Constructions Required for Communicating Propositional Logic Sentences

Introduction

Conceptualisation: Basic Definitions

Sensory Channels.

Logical Categories

Language Acquisition

Experiments

Intuitive Reasoning

Conclusions

References

An Autonomic Computing Architecture for Self-* Web Services

Introduction

Autonomic Computing and Web Services

Autonomic Computing

Self-* Properties in Web Services

Autonomic Web Service Architecture

Example of an Adaptation Scenario

Related Work

Implementation Issues

Behavioral Match

Complexity Management

Pragmatic Reasons

Conclusion and Future Work

References

Author Index