Computation of Gram Matrix and Its Partial Derivative Using Precise Integration Method for Linear Time-Invariant Systems

Table 5

Comparison of the results.

	𝑡=0.5
Reference [28]	6.541649458854454×10^−82.434956479172767×10^−112.434956479172767×10^−112.400278326897477×10^−5
Method in this paper	6.542020950535066×10^−82.434956479158631×10^−112.434956479158631×10^−112.455144469453847×10^−5
Absolute error	3.714916806121008×10^−12−1.413541806928020×10^−22−1.413541806928020×10^−225.486614255637052×10^−7