A Novel Improved Local Binary Pattern and Its Application to the Fault Diagnosis of Diesel Engine

Table 3

Time consumption in extraction of LBP features for different time-frequency images (units: 10² s).

Analysis method	Circle LBP	Rotation-invariant LBP	Uniform LBP	ILBP
STFT	140.03	141.68	142.8	130.44
WP	113.93	115.79	117.41	102.24
WVD	132.43	148.13	141.88	125.27
PWVD	146.87	176.87	141.37	147.42
SPWVD	140.79	177.72	139.57	108.89
Rihaczek	137.34	175.92	141.31	101.48