Research Article

Noise Source Separation of an Internal Combustion Engine Based on a Single-Channel Algorithm

Table 3

Quantitative index on the performance of the TVF-EMD-RobustICA and EMD-RobustICA methods.

Original sourceQuantitative index
TVF-EMD-RobustICA (dB)EMD-RobustICA (dB)

S115.04913.0835
S213.1466−0.5192
S3−5.3101−4.2874
Average7.6285−0.5744