Similar Vertices and Isomorphism Detection for Planar Kinematic Chains Based on Ameliorated Multi-Order Adjacent Vertex Assignment Sequence

Chinese Journal of Mechanical Engineering

Table 1 The initial value and fourth-order AVV sequence of Figure 3 obtained by the method in Ref. [23]

Sequence name	Result
Prime column initial value	S⁰ = {3, 2, 1, 2, 2, 1, 1, 1, 1, 1, 1, 2}
Fourth-order AVV sequence before modification	S⁴ = {6.7982, 4.9415, 3.3155, 4.9982, 4.5172, 2.7740, 3.2588, 3.7398, 2.7740, 2.8345, 5.4225}