Algorithms and Results of Eye Tissues Differentiation Based on RF Ultrasound

Table 1

The list of parameterization algorithms and extracted parameters.

Title of the algorithm	Title of the parameter
Amplitude demodulation	(1) B-scan amplitude, dB
Short-time Fourier transform	(2) Mean instantaneous frequency, MHz
	(3) Mean instantaneous bandwidth, MHz
Backscattered power spectra linear approximation	(4) Spectral slope, dB/MHz
	(5) Spectral intercept, dB
Empirical mode decomposition	(6) Nakagami m parameter for EMD 1st IMF instantaneous frequencies
	(7) Nakagami m parameter for EMD 1st IMF amplitudes
	(8) Nakagami Ω parameter for EMD 1st IMF instantaneous frequencies
	(9) Nakagami Ω parameter for EMD 1st IMF amplitudes
	(10) Nakagami M parameter for EMD 2st IMF instantaneous frequencies
	(11) Nakagami M parameter for EMD 2st IMF amplitudes
Ensemble empirical mode decomposition	(12) Nakagami m parameter for EEMD 2nd IMF noise
	(13) Nakagami Ω parameter for EEMD 1st IMF instantaneous frequencies
	(14) Nakagami Ω parameter for EEMD 1st IMF amplitudes
	(15) Nakagami m parameter for EEMD 2nd IMF instantaneous frequencies
	(16) Nakagami m parameter for EEMD 2nd IMF amplitudes