在netlogo模型库中有一个virus on a network,里面有一个代码to spread-virus. r' i8 u8 }2 [* {: w4 e- m
ask turtles with [infected?]# N5 Y: {, s- Q5 A& S0 H% d
[ ask link-neighbors with [not resistant?]. v" M) n! i( i s+ _
[ if random-float 100 < virus-spread-chance
' A0 i" y* q4 B0 N; k [ become-infected ] ] ]: A) ?8 R" H& s) w5 z( f0 t- ]
end
! X- D. |' e6 U) {这里为什么virus-spread-chance大于random-float 100,就可以判断出become-infected呢?3 a7 [4 E* Q& B, @. D
to do-virus-checks
& b0 \6 S3 z. ~; u# B8 ?& q5 d ask turtles with [infected? and virus-check-timer = 0]
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if random 100 < recovery-chance& F; r* |, ]2 x$ z6 @! o+ t3 B5 S
[
6 `6 B0 w" X' b( U; F ifelse random 100 < gain-resistance-chance" t/ j7 l. C. x3 P7 X' q @
[ become-resistant ]. |/ y& W F0 Y6 W# }
[ become-susceptible ]
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: [8 ]! v% k0 q) W# C% \ ]
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下面同样这个问题不明白
2 |' r) @6 \, ~9 Q小妹求大神帮忙!!
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