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Disassembly Sequence Planning for Intelligent Manufacturing Using Social Engineering Optimizer

期刊: SYMMETRY-BASEL, 2021; 13 (4)

Product disassembly and recycling are important issues in green design. Disassembly sequence planning (DSP) is an important problem in the product dis......

Midpoint Inequalities in Fractional Calculus Defined Using Positive Weighted Symmetry Function Kernels

期刊: SYMMETRY-BASEL, 2021; 13 (4)

The aim of our study is to establish, for convex functions on an interval, a midpoint version of the fractional HHF type inequality. The corresponding......

Monitoring Persistence Change in Heavy-Tailed Observations

期刊: SYMMETRY-BASEL, 2021; 13 (6)

In this paper, a ratio test based on bootstrap approximation is proposed to detect the persistence change in heavy-tailed observations. This paper foc......

Common Solution for a Finite Family of Equilibrium Problems, Quasi-Variational Inclusion Problems and Fixed Points on Hadamard Manifolds

期刊: SYMMETRY-BASEL, 2021; 13 (7)

In this paper, we introduce an iterative algorithm for finding a common solution of a finite family of the equilibrium problems, quasi-variational inc......

Static Behavior of a Retractable Suspen-Dome Structure

期刊: SYMMETRY-BASEL, 2021; 13 (7)

A new design of a radially retractable roof structure based on the concept of the suspen-dome is proposed in this paper. The radially foldable bar str......

Some Properties Concerning the J(L)(X) and Upsilon(J)(X) Which Related to Some Special Inscribed Triangles of Unit Ball

期刊: SYMMETRY-BASEL, 2021; 13 (7)

In this paper, we will make some further discussions on the J(L)(X) and Upsilon(J) ( X) which are symmetric and related to the side lengths of some sp......

Numerical Investigation on the Formation and Penetration Behavior of Explosively Formed Projectile (EFP) with Variable Thickness Liner

期刊: SYMMETRY-BASEL, 2021; 13 (8)

Explosively formed projectiles (EFPs) are widely used in civil applications and the military field for their excellent impact performance. How to give......

Three-Phase Symmetric Distribution Network Fast Dynamic Reconfiguration Based on Timing-Constrained Hierarchical Clustering Algorithm

期刊: SYMMETRY-BASEL, 2021; 13 (8)

This paper develops a novel dynamic three-phase symmetric distribution network reconfiguration (DNR) approach based on hierarchical clustering with ti......

An Efficient Dynamic Regulated Fuzzy Neural Network for Human Motion Retrieval and Analysis

期刊: SYMMETRY-BASEL, 2021; 13 (8)

Human motion retrieval and analysis is a useful means of activity recognition to 3D human bodies. An efficient method is proposed to estimate human mo......

Safety Warning Model of Coal Face Based on FCM Fuzzy Clustering and GA-BP Neural Network

期刊: SYMMETRY-BASEL, 2021; 13 (6)

Risk and security are two symmetric descriptions of the uncertainty of the same system. If the risk early warning is carried out in time, the security......

A Parametric Generalization of the Baskakov-Schurer-Szasz-Stancu Approximation Operators

期刊: SYMMETRY-BASEL, 2021; 13 (6)

In this paper, we introduce and investigate a new class of the parametric generalization of the Baskakov-Schurer-Szasz-Stancu operators, which conside......

The Rheological Analytical Solution and Parameter Inversion of Soft Soil Foundation

期刊: SYMMETRY-BASEL, 2021; 13 (7)

In soft soil engineering projects, the building loads are always required to be symmetrically distributed on the surface of the foundation to prevent ......

Applications of the q-Srivastava-Attiya Operator Involving a Certain Family of Bi-Univalent Functions Associated with the Horadam Polynomials

期刊: SYMMETRY-BASEL, 2021; 13 (7)

In this article, by making use of the q-Srivastava-Attiya operator, we introduce and investigate a new family SW Sigma(delta,gamma,lambda,s,t,q,r) of ......

Research of Interaction between Ultra-Short Ultra-Intense Laser Pulses and Multiple Plasma Layers

期刊: SYMMETRY-BASEL, 2021; 13 (7)

In this research, we studied the interaction between the ultra-intense laser and multiple copper layers covered with multiple hydrogen layers. The res......

Digital Twin-Driven Tool Wear Monitoring and Predicting Method for the Turning Process

期刊: SYMMETRY-BASEL, 2021; 13 (8)

Accurate monitoring and prediction of tool wear conditions have an important influence on the cutting performance, thereby improving the machining pre......

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