Table 19 Top 5 keyword clusters in the WOS documents.

From: Visualization analysis of research hotspots on structural topology optimization based on CiteSpace

Cluster-ID

Size

Label(LLR)

0

17

Topology optimization, stress constraints, sensitivity analysis, additive manufacturing, optimal design

1

11

Structural topology optimization, compliant mechanisms, level set, genetic algorithms, minimum length scale

2

8

Additive manufacturing, finite element analysis, structural optimization, topology optimization, lattice structure

3

8

Level set method, shape optimization, finite element method, topological derivative, additive manufacturing

4

7

Shape, optimization, algorithm, topology design, stress constraints