| feasibility_violation_off | Feasibility Violation |
| fraction_variance_explained | Fraction of Variance Explained |
| fraction_variance_explained_perPC | Fraction of Variance Explained Per PC |
| mspca | Multiple Sparse PCA |
| print.mspca | Print an mspca Object |
| snp500 | Market-deflated correlation matrix of S&P 500 daily returns |
| summary.mspca | Summarize an mspca Object |
| tpm | Truncated Power Method |
| variance_explained_perPC | Variance Explained Per PC |