In this paper, a novel swarm-based metaheuristic algorithm inspired from the behaviors of
beluga whales, called beluga whale optimization (BWO), is presented to solve optimization …

Abstract Software Defect Estimation (SDE) is a fundamental problem solving mechanism in
the field of software engineering (SE). SDE is a task that identifies software models that are …

Reliability-based design optimization (RBDO) algorithm is to minimize the objective under
the probabilistic factors. While gradient-based and classical evolutionary RBDO algorithms …

Designing an optimal reliability system with a minimum cost is one of the challenging
problems in engineering field over the years. Estimating the subsystem reliability and …

In this paper, a new framework for accurate reliability analysis is proposed based on
improving the directional simulation by using metaheuristic algorithms. Usually for highly …

Harris hawks optimization (HHO) is a novel metaheuristic algorithm which has strong
convergence for unconstrained optimization problems. However, HHO may encounter …

Line sampling (LS) is a robust and powerful simulation technique to reduce the
computational burden provided by Monte Carlo simulation (MCS) for the reliability analysis …

The first-order reliability method (FORM) is a prevalent method in the structural reliability
community. However, when solving the high-dimensional problem with a highly nonlinear …

Managing river water quality is challenging due to uncertainties in hydraulic and hydrologic
parameters. This study integrates the symmetric exponential function (SEF) approach for …

A complete search of the input space is crucial for securing the accuracy of reliability
estimation, but conventional search algorithm-based methods require a large number of …