Documentation Example 2 for PROC HPSPLIT
/****************************************************************/
/* S A S S A M P L E L I B R A R Y */
/* */
/* NAME: HPSPLEX2 */
/* TITLE: Documentation Example 2 for PROC HPSPLIT */
/* */
/* PRODUCT: HPSTAT */
/* SYSTEM: ALL */
/* KEYS: cost-complexity pruning */
/* PROCS: HPSTAT */
/* */
/* SUPPORT: Ralph Abbey */
/****************************************************************/
ods graphics on;
proc hpsplit data=sampsio.snra cvmethod=random(10) seed=123 intervalbins=500;
class Type;
grow gini;
model Type = Blue Green Red NearInfrared NDVI Elevation
SoilBrightness Greenness Yellowness NoneSuch;
prune costcomplexity;
run;
proc hpsplit data=sampsio.snra plots=zoomedtree(node=7) seed=123 cvmodelfit
intervalbins=500;
class Type;
grow gini;
model Type = Blue Green Red NearInfrared NDVI Elevation
SoilBrightness Greenness Yellowness NoneSuch;
prune costcomplexity (leaves=10);
run;