The `scurve_plts` contains the RMSE plot and the 2-D NLDR layouts for `scurve_umap`, `scurve_umap2`, `scurve_umap3`, and `scurve_umap4`
Format
## `scurve_plts` A list of 5 elements:
- scurve_plts[[1]]
ggplot object, RMSE plot.
- scurve_plts[[2]]
ggplot object, 2-D NLDR layout for `scurve_umap`.
- scurve_plts[[3]]
ggplot object, 2-D NLDR layout for `scurve_umap2`.
- scurve_plts[[4]]
ggplot object, 2-D NLDR layout for `scurve_umap3`.
- scurve_plts[[5]]
ggplot object, 2-D NLDR layout for `scurve_umap4`.