ADS Capstone Chronicles Revised

‭20‬

‭5.1.2‬‭Random‬‭Forest‬‭Feature‬‭Interpretation.‬ ‭To‬ ‭understand‬ ‭the‬ ‭directionality‬ ‭of‬ ‭the‬ ‭top‬ ‭features‬ ‭in‬ ‭the‬ ‭random‬ ‭forest‬ ‭model,‬ ‭statistical‬ ‭tests‬ ‭were‬ ‭conducted‬ ‭and‬ ‭interpreted‬ ‭with‬ ‭the‬ ‭aid‬ ‭of‬ ‭data‬ ‭visualizations.‬ ‭A‬ ‭multiple‬ ‭analysis‬ ‭of‬

‭variance‬ ‭(MANOVA)‬ ‭test‬ ‭was‬ ‭conducted‬ ‭(Age‬ ‭x.‬ ‭Weight‬ ‭x.‬ ‭Sex‬ ‭x.‬ ‭Outcome)‬ ‭with‬ ‭a‬ ‭post-hoc‬ ‭test‬ ‭to‬ ‭understand‬ ‭group‬ ‭differences.‬ ‭The‬ ‭drugs‬ ‭retained‬ ‭as‬ ‭features‬ ‭were‬ ‭also‬ ‭explored.‬ ‭See‬ ‭Discussion‬ ‭for‬ ‭interpretation of results.‬

‭Figure 12‬ ‭ROC Curves (Class 2 vs. all)‬

170