FPR                     False Positive Rate (TPR)
SCCA_Parkhomenko        Function to perform Sparse CCA based on
                        Waaijenborg et al. (2008) REFERENCE Parkhomenko
                        et al. (2009), "Sparse Canonical Correlation
                        Anlaysis with Application to Genomic Data
                        Integration" in Statistical Applications in
                        Genetics and Molecular Biology, Volume 8, Issue
                        1, Article 1
SparseCCA               Function to perform Sparse CCA based on Wilms
                        and Croux (2018) REFERENCE Wilms, I., & Croux,
                        C. (2018). Sparse canonical correlation
                        analysis using alternating regressions. Journal
                        of Computational and Graphical Statistics,
                        27(1), 1-10.
TNR                     True Negative Rate (TNR)
TPR                     True Positive Rate (TPR)
Witten.CV               Sparse CCA by Witten and Tibshirani (2009)
cca_graph_rrr           Graph-regularized Reduced-Rank Regression for
                        Canonical Correlation Analysis
cca_graph_rrr_cv        Graph-regularized Reduced-Rank Regression for
                        Canonical Correlation Analysis with cross
                        validation
cca_group_rrr           Group-Sparse Canonical Correlation via
                        Reduced-Rank Regression
cca_group_rrr_cv        Group-Sparse Canonical Correlation via
                        Reduced-Rank Regression with CV
cca_rrr                 Canonical Correlation Analysis via Reduced Rank
                        Regression (RRR)
cca_rrr_cv              Cross-validated Canonical Correlation Analysis
                        via RRR
ecca                    Efficient CCA for Two High-Dimensional Views
ecca.cv                 Cross-Validated Efficient CCA
get_edge_incidence      Return the edge incidence matrix of an igraph
                        graph
principal_angles        Metrics for subspaces
regular_cca             Function to perform regular (low dimensional)
                        canonical correlation analysis (CCA
sinTheta                SinTheta distance between subspaces
sparse_CCA_benchmarks   Additional Benchmarks for Sparse CCA Methods
subdistance             Subdistance between subspaces
