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Shock and Vibration
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Shock and Vibration
/
2019
/
Article
/
Tab 3
/
Research Article
A Morphological Filtering Method Based on Particle Swarm Optimization for Railway Vehicle Bearing Fault Diagnosis
Table 3
The construction of triangle SEs.
Scale
Length
Matrix form
1
3
h
1
{0, 1, 0}
2
5
h
2
{0, 1, 2, 1, 0}
3
7
h
3
{0, 1, 2, 3, 2, 1, 0}
n
2
n
+ 1
h
n
{0, 1, …,
n
, …, 1, 0}