In this paper, size and shape optimization of truss structures is performed using an efficient
hybrid method. This algorithm uses a particle swarm strategy and ray optimizer, and utilizes …

In this paper, two optimization algorithms are applied for finding the optimal mass of truss
structures with natural frequency constraints. The Particle Swarm Optimization with an Aging …

Mass optimization on shape and sizing with multiple natural frequency constraints are highly
nonlinear dynamic optimization problems. Multiple natural frequency constraints normally …

The truss optimization constrained with vibration frequencies is a highly nonlinear and more
computational cost problem. To speed up the convergence and obtain the global solution of …

In this article, a recently developed metaheuristic named modified simulated annealing
algorithm (MSAA) is proposed for size and shape optimization of truss structures with …

Natural frequencies offer useful knowledge on the dynamic response of the structures. It is
possible to avoid from the destructive effects of dynamic loads on the structures by …

Truss optimization on shape and sizing with frequency constraints are highly nonlinear
dynamic optimization problems. Coupling of two different types of design variables, nodal …

In this paper a new particle swarm ray optimization algorithm is proposed for truss shape
and size optimization with natural frequency constraints. These problems are believed to …

In the present study, the computational performance of the PARTICLE SWARM
OPTIMIZATION (PSO) harmony search (HS) and FIREFLY ALGORITHM (FA), as popular …

In this paper, the recently developed physically inspired non-gradient algorithm is employed
for structural optimization with frequency constraints. The algorithm being called vibrating …