Optimal design of ALT plans based on proportional hazards models

Keyphrases

• Proportional Hazards Model 100%
• R(t) 100%
• Plan-based 100%
• Stress Level 72%
• Reliability Estimation 45%
• Design Stress 36%
• Test Unit 36%
• Accelerated Life Test 27%
• Asymptotic Variance 27%
• Product Lifetime 18%
• Minimum number 18%
• Log-likelihood Ratio 18%
• Failure number 18%
• I to 9%
• Cox Proportional Hazards Model 9%
• Parameter Estimation 9%
• Optimization Problem 9%
• Product Performance 9%
• Failure Mechanism 9%
• Parameter Values 9%
• Single Stress 9%
• Testing Conditions 9%
• Three-level 9%
• Optimal Decision 9%
• Linear Constraints 9%
• High Stress 9%
• Reliability Function 9%
• Failure Time Data 9%
• Failure Time 9%
• Test Size 9%
• Constant Stress 9%
• Maximum Likelihood Estimation 9%
• Optimization Criterion 9%
• Decision Variables 9%
• Baseline Hazard Function 9%
• Stress Testing 9%
• Variance-covariance Matrix 9%
• Nonlinear Objective Function 9%
• Optimal Criteria 9%
• Nonlinear Constraints 9%
• ML Estimate 9%
• Design Condition 9%
• Cumulative Hazard Function 9%
• Fisher Information Matrix 9%
• Unit Testing 9%
• Type-I Censoring 9%
• Life Test Plan 9%

Mathematics

• Optimal Design 100%
• Proportional Hazards Model 100%
• Stress Level 100%
• Test Unit 57%
• Minimizes 42%
• Periodic Time 42%
• Asymptotic Variance 42%
• Life Test 42%
• Failure Time 28%
• Objective Function 28%
• Exp 28%
• Hazard Function 28%
• Log Likelihood Function 28%
• Parameter Estimate 14%
• Optimal Decision 14%
• Cox Proportional Hazards Model 14%
• Variance Covariance Matrix 14%
• Unit Test 14%
• Unit Time 14%
• Optimal Criterion 14%
• Fisher Information Matrix 14%
• Decision Variable 14%
• Maximum Likelihood Estimate 14%