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Table 2 Numerical results with different dimensions of Problem 2

From: Two spectral gradient projection methods for constrained equations and their linear convergence rate

Dimension Method Iter. Fn CPU
1,000 Algorithm 2.1 10 59 0.05
Algorithm 2.2 8 52 0.05
CGD 12 59 0.06
5,000 Algorithm 2.1 10 59 0.17
Algorithm 2.2 8 52 0.16
CGD 12 59 0.22
50,000 Algorithm 2.1 11 64 1.58
Algorithm 2.2 10 63 1.47
CGD 12 59 1.55
100,000 Algorithm 2.1 12 69 3.50
Algorithm 2.2 10 63 3.19
CGD 13 69 3.88