1.00 
0.75 
20.50 
Figure 26. Relation between K, and the surf similarity 
parameter, €, using test cycle data 
(tests 8 and 11 excluded). 
43 
1.00 
0.75 
Kp =0.89€ -0.22 
r2 = 0.56 
0.50 
0.25 
Figure 27. Relation between Kp and the surf similarity 
parameter, €, using test cycle data 
(tests 8 and 11 excluded). 
43 
