| cor_network | Correlation network plot. |
| data_random | Generate random data. |
| DPI | The Directed Prediction Index (DPI). |
| DPI_curve | The DPI curve analysis. |
| 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. |