Research Article
A Sparse Volume Reconstruction Method for Fetal Brain MRI Using Adaptive Kernel Regression
Table 6
The RMSE and MSSIM values and running time comparison of fetal brain reconstruction with different steering kernel sizes ranging from to , respectively.
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Note: TIME denotes the time caused only by running the adaptive kernel regression method. : is the time to calculate the gradient information. is the time to calculate the covariance smoothing matrix. is the time to calculate the steering kernel regression function. is the sum of , , and . |