DPI                     The Directed Prediction Index (DPI).
DPI_curve               The DPI curve analysis.
cor_network             Correlation network plot.
data_random             Generate random data.
plot.dpi                [S3 method] Plot DPI results.
plot.dpi.curve          [S3 method] Plot DPI curve analysis results.
print.dpi               [S3 method] Print DPI summary and plot.
print.summary.dpi       [S3 method] Print DPI summary.
summary.dpi             [S3 method] Summarize DPI results.
