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Wrong Plan in R&V System
0
0.2
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0.8
1
-100 -50
0
50
100
off-axis distance (mm)
portal dose (a.u.)
measurement
prediction
measured PDI
predicted PDI
0
0.2
0.4
0.6
0.8
1
-100 -50
0
50
100
off-axis distance (mm)
portal dose (a.u.)
measurement
prediction
shielding
cord