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

Table 2

The overall temperatures error analysis (with Gaussian noise).

	Mean relative error 𝐸𝑚	Root-mean-square percent error 𝐸𝑟
One-peak symmetrical temperature distribution	4.791%	5.409%
One-peak asymmetrical temperature distribution	1.555%	2.175%
Two-peak asymmetrical temperature distribution	1.729%	2.575%
Three-peak asymmetrical temperature distribution	2.447%	3.229%