Reliability and Maintenance Modeling with Optimization

14A Hybrid Model Fitting Framework Considering Accuracy and Performance

Vidhyashree Nagaraju

University of Tulsa, OK, USA

Lance Fiondella

University of Massachusetts Dartmouth, MA, USA

CONTENTS

• 14.1 Introduction

• 14.2 Software Reliability Growth Models

  • 14.2.1 Nonhomogeneous Poisson Process Software Reliability Growth Models

  • 14.2.2 Discrete Cox Proportional Hazard NHPP Software Reliability Growth Models

• 14.3 Parameter Estimation Algorithms

  • 14.3.1 Initial Parameter Estimates

  • 14.3.2 Particle Swarm Optimization (PSO)

  • 14.3.3 Expectation Conditional Maximization (ECM) Algorithm

  • 14.3.4 Newton's Method (NM)

• 14.4 Illustrations

  • 14.4.1 Nonhomogeneous Poisson Process Software Reliability Growth Models

    • 14.4.1.1 PSO Tradeoff Analysis

    • 14.4.1.2 Performance ...