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Table 1 Numerical results of the example for different \(\sigma^{2}\) with \(\alpha=0.2\)

From: The quasi-boundary value regularization method for identifying the initial value with discrete random noise

  \(\sigma^{2}=10^{-4}\) \(\sigma^{2}=10^{-5}\)
\(e_{r}\) 0.0971 0.0116
μ 5.6555e − 006 5.6485e − 007