Temperature Distribution Monitoring Using Ultrasonic Thermometry Based on Markov Radial Basis Function Approximation and Singular Values Decomposition

Table 1

The overall temperatures error analysis (without noise).

	Mean relative error 𝐸𝑚	Root-mean-square percent error 𝐸𝑟
One-peak symmetrical temperature distribution	4.681%	5.335%
One-peak asymmetrical temperature distribution	1.447%	2.126%
Two-peak asymmetrical temperature distribution	1.318%	1.722%
Three-peak asymmetrical temperature distribution	2.416%	3.190%