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. Author manuscript; available in PMC: 2016 Dec 13.
Published in final edited form as: IEEE Trans Med Imaging. 2016 Mar 4;35(8):1927–1936. doi: 10.1109/TMI.2016.2538289

TABLE III.

Root Mean Squared Error of Prediction Under Varying Noise Level (σ = 10, 15, 20), Number of Response Variables (q = 2, 6), and Response Pairwise Correlation (ρ = 0, 0.9). Reported are the Mean RMSE and Standard Error (in Parenthesis) Based on 50 Data Replications

Signals Parameter Root mean squared error


q ρ σ Multi-Resp Uni-Resp Vectorized
Cross &
Triangle
2 0 10 0.424 (0.004) 0.427 (0.003) 0.999 (0.005)
15 0.655 (0.005) 0.711 (0.007) 1.000 (0.005)
20 0.837 (0.006) 0.963 (0.008) 1.002 (0.005)

0.9 10 0.421 (0.004) 0.431 (0.004) 1.002 (0.005)
15 0.673 (0.006) 0.713 (0.007) 1.005 (0.005)
20 0.886 (0.009) 0.960 (0.011) 1.007 (0.006)

Cross &
Triangle
6 0 10 0.411 (0.002) 0.429 (0.002) 0.976 (0.004)
15 0.682 (0.003) 0.720 (0.004) 0.989 (0.004)
20 0.805 (0.003) 0.967 (0.005) 0.995 (0.003)

0.9 10 0.450 (0.004) 0.429 (0.004) 0.982 (0.005)
15 0.700 (0.006) 0.777 (0.009) 0.999 (0.005)
20 0.833 (0.007) 0.966 (0.009) 1.009 (0.006)