Revisiting Statistical Aspects of Nuclear Material Accounting

Figure 4

Timeliness AP for abrupt threat, 𝜎_𝑇=0.1, 𝑀=4. (Colors black, red, and green correspond to Σ₁–Σ₃.)

(a) 𝑛=4

(b) 𝑛=12

(c) 𝑛=24

(d) 𝑛=36