Table 4.

Predictive accuracy for the generated maps (higher is better).

Model 1	PFA	DT	PNN	KNN	RProp	NB
Walk	0.977	0.925	0.924	0.925	0.452	0.504
Rnd_Walk	0.276	0.276	0.275	0.276	0.270	0.253
Crash	0.571	0.629	0.629	0.626	0.561	0.336
Rnd_Crash	0.388	0.398	0.392	0.394	0.381	0.381
Zigzag	0.485	0.478	0.478	0.475	0.454	0.456
Rnd_Zigzag	0.485	0.467	0.468	0.464	0.442	0.447
Average	0.530	0.529	0.528	0.527	0.427	0.396
Model 2	PFA	DT	PNN	KNN	RProp	NB
Walk	0.288	0.516	0.079	0.124	0.448	0.078
Rnd_Walk	0.270	0.276	0.269	0.272	0.267	0.267
Crash	0.509	0.612	0.570	0.578	0.547	0.328
Rnd_Crash	0.391	0.419	0.411	0.421	0.392	0.370
Zigzag	0.522	0.554	0.556	0.543	0.504	0.460
Rnd_Zigzag	0.528	0.584	0.558	0.574	0.513	0.451
Average	0.418	0.493	0.407	0.419	0.445	0.326
Model 3	PFA	DT	PNN	KNN	RProp	NB
Walk	0.288	0.079	0.080	0.119	0.080	0.071
Rnd_Walk	0.267	0.276	0.267	0.271	0.278	0.271
Crash	0.702	0.815	0.705	0.725	0.758	0.563
Rnd_Crash	0.923	0.945	0.909	0.929	0.930	0.929
Zigzag	0.881	0.960	0.885	0.910	0.871	0.836
Rnd_Zigzag	0.880	0.961	0.882	0.930	0.876	0.815
Average	0.657	0.673	0.621	0.647	0.632	0.581