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楼主 |
发表于 2008-3-18 13:10:54
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你好,这是我现在正在写着的程序,以上问题就在其中,请多指教6 f( m3 r) d6 X2 u4 P& d
globals[
9 b8 r2 w# C& J( x# pxmax
, u) g' I' g: Iymax
/ w Z& |5 D( w2 b) t* Uglobal-reputation-list
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;;每一个turtle的全局声誉都存在此LIST中
5 H) G! P* a" g- a j' D* V- ucredibility-list, \ D! `# f* c% K/ g( s
;;每一个turtle的评价可信度6 d+ d& N% `7 i5 p, {& I: d
honest-service
) `( {* _7 h1 S' P% A0 Qunhonest-service( k! r3 w7 Q& F% k
oscillation& E5 I! K, |& D" O
rand-dynamic& a/ h2 m$ s$ p7 E1 o- k. P9 k( G! A
]7 n" q8 _3 n0 N
2 |* [' r! ^5 j2 v& N* d$ bturtles-own[3 f% m) x- M+ z
trade-record-all( d# R/ @2 E- f
;;a list of lists,由trade-record-one组成: i6 o( e$ F) }" m( u5 c
trade-record-one, I+ v6 h. H! P( J k
;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录3 @' T C$ p' g: R% N) B8 L# g
& `3 B8 h$ J! j# u4 _9 D;;[对方turtle的编号,交易总次数,交易总金额,[本次交易的时间,交易金额,得到的评价,给出的评价,评价时间,此次交易后相对于对方turtle的局部声誉]]
[# p3 W1 q) ]' Ztrade-record-current;;list,trade-record-one中的这个list,作为暂存用,[本次交易的时间,交易金额,得到的评价,给出的评价,评价时间,此次交易后相对于对方turtle的局部声誉]
3 ?1 g: L. j, L: M3 jcredibility-receive ;;list,他每个turtle还需要有一个存储其他turtle对其评价质量进行评价的list/ G5 p$ g' I/ e V( g( P8 u* `8 q
neighbor-total
# {0 h7 b- k* J;;记录该turtle的邻居节点的数目
- L3 H( m- x) p5 C1 e ^+ Ctrade-time
# j) e! l5 Z2 d2 i& ];;当前发生交易的turtle的交易时间! M) D+ P, r: Q6 B$ a( @7 l) D* a
appraise-give
- p& W4 F% t9 G* Y' S9 f3 g1 m. E;;当前发生交易时给出的评价 K0 B( O/ [- s
appraise-receive
5 V- Q d) z( y9 L& D& D+ z;;当前发生交易时收到的评价
; ~) x' O: C4 [# l; }; s! g4 aappraise-time
. Y4 K0 J3 g1 b2 b;;当前发生交易时的评价时间
* d1 j9 J0 m) R' zlocal-reputation-now;;此次交易后相对于对方turtle的局部声誉0 c" V& Y3 V( F. W3 h+ I$ `
trade-times-total
) Q7 z) T8 o: b3 ?: y v# T0 p" ]; };;与当前turtle的交易总次数; R8 [: ^$ ?2 q
trade-money-total" i& Y8 C, x* g. o; I$ m L& M. \
;;与当前turtle的交易总金额
+ q! s8 e: R+ V" Dlocal-reputation1 m% l8 T" p% _+ Q$ h) x
global-reputation8 d6 V$ I( ^8 h: P
credibility# Q9 q% J; k- `5 _* t6 H
;;评价可信度,每次交易后都需要更新4 f# ]% ]' B `1 ~8 A
credibility-all
* u' [+ Q; m( _0 e M;;a list of lists,由credibility-one组成。[[1对j的评价质量的评价][2对j的评价质量的评价]……[i对j的评价质量的评价]……],其中一共有people项,根据
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;;turtle的编号对号入座,对于其自身的编号,在计算用到的时候再进行剔减,初始值均为0.50 u) u+ k5 g( B! O/ f; S* r
credibility-one& B4 p" U3 Z8 U
;;a list [i对j给1的评价的质量评价,i对j给2的评价的质量评价……],其中一共有people项: {2 I) n; L# Q" t9 C; h1 Z* P: v
global-proportion
1 s* |. x8 F- a4 g* Z }8 v% Pcustomer
+ O. j& l6 w) x/ l6 mcustomer-no
( `/ C# X5 g* ^% q- r5 H( D* ~trust-ok' m7 J7 b6 t1 t
trade-record-one-len;;trade-record-one的长度
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+ i; L7 U1 Q5 C2 l/ d+ C
;;setup procedure
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: I% R7 M# s9 ito setup9 g7 s6 _+ e% s8 J2 L
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ca
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initialize-settings
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crt people [setup-turtles]7 v0 k. B8 I! ]: t {7 C6 D
! e9 y" @; Z3 ?0 r6 j' T4 `reset-timer
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poll-class9 }. Z3 w @& B% K+ t
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setup-plots! {. ?; f% R# q. N$ C$ z% ?+ O
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do-plots
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to initialize-settings5 P# {2 g9 e8 \7 {
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set global-reputation-list []$ H1 m- b/ ?3 [: o- A, m
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set credibility-list n-values people [0.5]
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set honest-service 0' E- }7 k Q4 D: G& r b, F
6 S8 m& f" ~9 `/ f9 Qset unhonest-service 0" o, M4 y2 g8 l6 ^3 C
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set oscillation 05 Z: U/ W* u5 b/ D5 b
7 c6 I! d+ e. Q
set rand-dynamic 0
! D4 P" Q r% k' Z' y0 c% {end( Y( S: C- R/ g O0 ?0 t3 `! i
: i% A9 {( S9 W/ Y. a- U A
to setup-turtles ' {# h% L# X- Q5 B
set shape "person"! b0 F8 Q7 I2 Q& Y. B2 o3 o
setxy random-xcor random-ycor
M& ]* I9 q3 [, O( K! ]- yset trade-record-one []( u- B9 [$ M2 J2 R' Z
6 p s6 T6 U8 W9 Wset trade-record-all n-values people [(list (? + 1) 0 0)] 9 y$ [" J1 k U
* z h1 Y' |, x3 @9 iset trade-record-current []) e1 t( }2 @2 R8 D3 x
set credibility-receive []+ ?( ]# ?! s {6 I9 j+ x, m
set local-reputation 0.5- B7 @) b6 Z4 w5 g7 _! `8 Y0 [
set neighbor-total 0
+ v4 }. e4 L- b' Rset trade-times-total 0 }, _6 t) x* J* [; n
set trade-money-total 01 m- B/ c8 i4 B8 R$ C% v
set customer nobody
+ ?- _9 e8 V% Q5 L0 _+ @6 |set credibility-all n-values people [creat-credibility]( {" C9 K _/ i2 w& R
set credibility n-values people [-1]7 F1 n& X8 W/ [2 k3 y) [+ c" F
get-color
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end
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2 b9 X t6 k9 `* T9 X% C1 F# cto-report creat-credibility! T/ f1 q( ~! c/ k' z. b
report n-values people [0.5]
8 l f' t& }' ~! @# [$ ?2 wend7 k- y* X9 Z: i( k+ q, N
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to setup-plots
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6 b+ T' i' }2 T" \% t$ }set xmax 30
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set ymax 1.0
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clear-all-plots) t6 n$ \0 A8 m* O5 Y! a
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setup-plot19 o$ I8 ]+ l, t3 H( y5 F
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setup-plot2
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setup-plot3
: G2 o( K$ I& }& F ]end" b' P% v: I6 J# I% R2 b! g! x/ _
% T. W0 Z7 f$ a9 s# }# x7 C9 L0 @
;;run time procedures
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to go
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ask turtles [do-business]9 f/ V1 x# a: c, i8 T O2 B- F
end! [: h& j }: L( u
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to do-business
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x- e- G7 ^. c C$ mrt random 360
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fd 1
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" R# x: e- Y6 s+ Vifelse(other turtles-here != nobody)[
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g: W) {% X) S: G7 ?5 _( _set customer one-of other turtles-here
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;; set [customer] of customer myself
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( `6 Y6 n0 z( u! Tset [trade-record-one] of self item (([who] of customer) - 1)) O4 R0 w6 X" Y! p9 E, s" K
[trade-record-all]of self) N1 L% P1 C7 P( I
;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self* H4 t- d) X3 x
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set [trade-record-one] of customer item (([who] of self) - 1)
+ G9 b: g+ S0 M/ z[trade-record-all]of customer9 ^, s5 _# w: `/ u z5 }
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set [trade-record-one-len] of self length [trade-record-one] of self- \; J/ | u5 r& \6 n
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set trade-record-current( list (timer) (random money-upper-limit))) t; l% C6 I' J0 N& C
$ I$ d. x3 w- yask self [do-trust]
7 V) `% L$ `( B4 h% D;;先求i对j的信任度- y7 ~# }. F, ~5 K+ O; S2 W
. h H9 ~2 I; n' Z2 S' [4 fif ([trust-ok] of self)
3 k0 _- T& ^( p" [5 Z;;根据i对j的信任度来决定是否与j进行交易[& S6 v7 f0 r% j! u' g4 P4 @6 h& L
ask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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do-trade* q+ h: K7 y0 |& O5 c
% n0 A, t+ ]( k, g6 Supdate-credibility-ijl8 C/ {4 u' ]5 [% n; q5 O% s' }
5 h' ]# C/ h- U: h2 Fupdate-credibility-list
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update-global-reputation-list0 x3 Y( V% e+ J) _% Z- I
% l+ r' ~- W+ m& Gpoll-class4 R& x4 A9 e) H- [) x' m: s( G' c
% G2 ?/ z/ U# g! x& G
get-color& U5 P; D& l+ b3 P" s
$ E$ m9 W8 X3 Z]]
" Y8 T% `2 ?4 k. u& e+ G0 |- L ~ [$ I) r! O2 C
;;如果所得的信任度满足条件,则进行交易2 |7 K3 e6 A p6 p; W# Y- G
N% S, T) a# |0 m[
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% f& ] K% I K5 G% xrt random 360; _8 C' D6 ~ i. ?" p9 i3 i
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fd 1" d) r' H" V7 ]7 Q
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to do-trust 1 \( H1 [" ]! T1 _: P3 o: g
set trust-ok False+ z5 ]( w5 x( i2 Y& M* o
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let max-trade-times 0
* D, A7 \# |, N7 tforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]) K4 E$ v4 O/ R, Q( J9 F- N3 z" t
let max-trade-money 0) Z* m! ~" Q6 b
foreach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]: r3 @1 @ }/ J1 `5 q
let local-proportion sqrt((item 1 [trade-record-one] of myself * item 2 [trade-record-one] of myself) /( max-trade-times * max-trade-money))
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get-global-proportion5 K+ M5 i# f! g4 i8 o
let trust-value
, B, c: t8 f5 W6 w0 N5 olocal-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)
: U% J: t" T: f8 E' @. v0 P& Bif(trust-value > trade-trust-value)
" v8 |2 \! s% y: X[set trust-ok true]% A/ L7 c W# L4 q) m
end0 q: j! |5 ?1 W/ \' t) D3 M
$ z) r# I# C7 kto get-global-proportion
1 D4 B2 n0 i$ M/ Yifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)9 R. _% d( h0 C+ `
[set global-proportion 0]$ L8 [$ N! @1 o0 B- D9 b8 P' _
[let i 0
: b0 y3 B% p8 G/ V- K! L/ N5 @let sum-money 08 b& z' o) ], V- u. e+ J. P' S
while[ i < people] C2 ?# t+ T2 I) L
[$ O5 u5 m# G9 S
if( length (item i
+ }9 A2 X3 t/ e8 x* c[trade-record-all] of customer) > 3 )8 i |4 @1 }2 R9 ~9 i
[
& c& R, b/ m! V. u# wset sum-money (sum-money + item 2(item i [trade-record-all] of myself))" e7 { b% l2 X8 _9 X$ u
]
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0 k* p+ M( ]7 X" n+ t- Q& dlet j 0- N, H0 ]9 Z2 P P; {7 S
let note 06 y; g4 d5 k8 K" \
while[ j < people]
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if( length (item i
; Y1 M; r6 ]1 x) z4 B" B- e[trade-record-all] of customer) > 3 )
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ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)4 N. A& ^; |5 _; u
[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]5 g& f# ?+ q& ^ j5 h
[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]" l5 g8 X: ` R# g" ~( E5 g
]
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( d4 ~/ w! \$ q' Q, P4 d" V5 h _0 T7 iset global-proportion note
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' s/ ^1 E, E0 |' l2 _$ X Lend$ x; l3 o. |' ~/ r- O6 j0 L5 o' }
2 e4 K2 \1 O9 G& @to do-trade
' x9 S0 w3 B( e$ q% K' ?;;这个过程实际上是给双方作出评价的过程
8 T% k& W1 C: B. P& r$ Lset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价1 `# v, l9 y0 T5 K( `! z8 C
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价
5 y4 b2 S8 [& v5 c6 [2 [% P# Dset trade-record-current lput(timer) trade-record-current
' z' F& M* V i/ r;;评价时间. [ D, t) ~! ~+ k6 Y, m# @7 M9 W
ask myself [
. e# Q2 |: S/ y+ n0 p" ~update-local-reputation
$ w8 V( E# A: T4 Y3 ~- T2 _set trade-record-current lput([local-reputation] of myself) trade-record-current9 d( Q; w- Q4 ^$ X* r" m7 B
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set [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself
- n9 Q+ a% q4 D: {9 F; m6 a8 W;;将此次交易的记录加入到trade-record-one中
4 c. P3 Z6 w% T: Qset [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself) w L. v% K' l: Q }* C& U
let note (item 2 trade-record-current )
^# \# j7 \5 T1 v+ l) Oset trade-record-current4 p3 w9 V- B" n" q* b! \9 Y
(replace-item 2 trade-record-current (item 3 trade-record-current)). ]' h$ w0 R7 d4 r; w$ Z) `
set trade-record-current
* l# |; x' ~9 M; _6 c6 F. B(replace-item 3 trade-record-current note) m/ R/ n# Z/ R& \4 |
* M j, ]; ~" r, M4 e* z1 y
/ f' A' _' p x% L' ^ask customer [% p l) e4 J2 w, x& u( P; F: ^
update-local-reputation1 A1 k& O! T2 r* }+ e: Q
set trade-record-current
; ~. E) D8 P. q$ F1 e% h(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer))
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3 ~$ I: ]. `/ J5 o( l8 ]* n7 Cset [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer @: \' O* K8 G1 m% S2 v t
; L* S2 ]/ g; J" \set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer))
) p T# _$ }* L* Q- x;;将此次交易的记录加入到customer的trade-record-all中
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3 v# v5 W5 q5 M4 F/ tto update-local-reputation/ Z+ T j5 c$ \% L- h
set [trade-record-one-len] of myself length [trade-record-one] of myself
* {, O; P7 D& Q7 X$ K8 V8 Y, t9 a5 Y% h* @; ^6 d% d9 h
+ b9 H" v7 N/ r;;if [trade-record-one-len] of myself > 3
; g( T) {. }1 B8 @update-neighbor-total/ Y7 [" q7 g* |# W
;;更新邻居节点的数目,在此进行
% q0 _9 G$ v( W/ w6 |% mlet i 37 d) w" m+ M0 ~/ P, V
let sum-time 0 M) P/ Z$ {) @% _: d7 S
while[i < [trade-record-one-len] of myself]
( [% ?- a9 Z7 U% b& E[. v, p2 o3 ]3 M# D" j/ a, L1 ?$ I
set sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )- r* H2 k; ?' y5 i6 n+ W
set i
, U& [ L, p. {* R" d% Z9 Q% F( i + 1)* ?& Z6 `6 J* O: ]- E
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let j 3/ t& A' R4 t0 O5 |! o: h
let sum-money 0
( ^# `0 A% K: nwhile[j < [trade-record-one-len] of myself]
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set sum-money ( sum-money + (item 1(item j [trade-record-one] of myself)) * (item 0(item j [trade-record-one] of myself) ) / sum-time)( o; A/ z# c" p- g4 r0 Y
set j
% ^" H6 z, C, g8 n3 @6 T( j + 1); N/ V6 {6 @& S9 u' v* a
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let k 3
' @4 M$ c7 ]* a* clet power 0
3 `* t k# K# B8 ]7 e9 M" }7 [* Olet local 0
7 e3 @5 a% V6 p7 w% d+ awhile [k <[trade-record-one-len] of myself]
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set local (local + (item 0 (item k [trade-record-one] of myself)) * (item 1 (item k [trade-record-one] of myself)) * (item 2 (item k [trade-record-one] of myself)) / sum-time / sum-money) : n; U& k- g6 L0 m
set k (k + 1)& r, X5 e! \$ d' \! p( e# B, U# c( }( w. p
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set [local-reputation] of myself (local)$ [& x: P0 p+ r6 ]0 c( @
end
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$ L7 Q% |+ l. o) O3 h7 ]to update-neighbor-total; O& B) J( [' O9 c+ s
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if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
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end
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to update-credibility-ijl & Z/ d: W' V8 d
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;;思路:每一次,当一个turtle发和另一个turtle成功发生交易作出了评价之后,就去搜索本次交易对象的邻居节点,对这些邻居节点的评价质量作出评价。6 h; b7 x$ I" [( ~6 s, i) a8 @
let l 0
- u- M0 o% C, M$ G1 `2 D1 mwhile[ l < people ]; L. C! E) C& N! ~9 T: j# J% x
;;对j的邻居节点的trade-record进行扫描,以对j的邻居节点的评价质量进行评价* j3 Y4 W% R! K7 d5 |4 p7 m
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let trade-record-one-j-l-len length item l ([trade-record-all] of customer)
$ | }0 t/ b4 J7 u6 Sif (trade-record-one-j-l-len > 3)
9 E) I0 b9 V* {. h' r2 Y4 V' I[let trade-record-one-j-l item l ([trade-record-all] of customer);;暂存那个评价质量正在被评价的turtle j的与l的trade-record-one
1 g, z& w" j; ?) rlet i 3
% w1 |- C1 e1 i" x* D$ wlet sum-time 0
0 H: v( u z, F6 G T9 vwhile[i < trade-record-one-len]
. ^( y1 o" ~4 i$ m; r ]- x[
9 P7 |: c; g' _set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )
# l# O0 x7 f/ `# I' nset i: a7 P& N8 A$ L9 U
( i + 1)& b7 o1 M. k; G9 a3 e- A) d* R5 f! k
]
3 v9 q2 z3 J' tlet credibility-i-j-l 01 F/ c7 M7 e# y1 R! J
;;i评价(j对jl的评价)# k3 C" g. ?; n; M4 r2 L) x
let j 3
; f1 f7 Y# i6 Y- b0 o" klet k 4! y- X+ o1 z$ M6 H( S$ r8 p
while[j < trade-record-one-len]
3 v- {5 s( y* v[+ W1 w0 r, K9 \) B7 T% [7 v
while [((item 4(item j [trade-record-one] of myself)) - item 4(item k trade-record-one-j-l)) > 0][set k (k + 1)];;首先要寻找在i第k次给l评价的这一时刻,l相对于j的局部声誉
$ N( ]- j/ q" n: e1 Dset credibility-i-j-l ( credibility-i-j-l + (item 4(item j [trade-record-one] of myself)) * (1 - abs ((item 3(item j [trade-record-one] of myself)) - item 5 (item k trade-record-one-j-l) ) )/ sum-time)
# C! J- p3 v% [' b9 f$ S$ q3 Gset j% Q" g1 ~) k: A
( j + 1)
1 Y3 V7 N0 h. C# z; W6 E]9 d" k5 m# c; R- T6 f: l( s' P
set [credibility-all] of turtle l (replace-item ([who] of myself - 1)([credibility-all] of turtle l)(replace-item ([who] of customer - 1) (item ([who] of myself - 1) [credibility-all] of turtle l) credibility-i-j-l ))
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# s5 F: V- C l f& |
let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))
; b, W9 N+ B5 p;;及时更新i对l的评价质量的评价
0 M2 z% C# L( E" f, \+ P. j5 Yset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]3 R# z& g5 n; o$ M0 Q
set l (l + 1)
0 z/ ~" n. l- A+ `# U]6 m, `: g" k; l9 t! t- R/ A$ C
end6 m/ @1 n! ]" T9 j1 }. C# ^
( I4 U/ m2 {2 L' p( g; nto update-credibility-list
5 j0 Z! V8 C0 X% I* W, Jlet i 09 g+ v0 M! t( `1 X/ G( n1 a: K6 m
while[i < people]
" i" y$ R; z: n Q! x6 j. b[
+ c8 e' }/ {2 L. h' |0 A* {5 [let j 0# j z+ B- |% E8 k
let note 02 l: P3 b" ~2 C# R
let k 08 K3 X' N& w3 b9 e4 L
;;计作出过评价的邻居节点的数目
0 t7 I, I& v2 U5 Twhile[j < people]
3 I7 T. Y" d" c2 G0 ~" w[5 M% p! A% C9 _
if (item j( [credibility] of turtle (i + 1)) != -1)& \8 g5 q; r5 k! E4 `, T% [
;;判断是否给本turtle的评价质量做出过评价的节点
5 f, J' _6 c9 t1 z5 L6 g5 a& g7 U[set note (note + item j ([credibility]of turtle (i + 1)))
+ g- H6 U" U1 \7 o% x2 ]& ~" I;;*(exp (-(people - 2)))/(people - 2))]2 U! I1 ?! j4 v8 O9 l' W% b9 A2 [( |
set k (k + 1)
) F+ O# @3 V! w6 s, J' Q]
; H" m2 q- A- b' g5 Oset j (j + 1)
, N5 s( f4 i3 k7 S8 u" ~]' q" A2 I: r; @ a! ~4 e
set note (note *(exp (- (1 / k)))/ k)
1 t- m0 f% f% Zset credibility-list (replace-item i credibility-list note)
# W3 D/ |, U8 x* Aset i (i + 1)
. s7 g' w k* D! Z: P& N% p]' s. s. q) T! l) ?, \
end
9 J# F4 p( d! U6 X: z% N( C H' q5 g& R2 n: D2 b2 c* e
to update-global-reputation-list# Z+ i- ]0 O0 q. C# G2 z* [& _! {
let j 04 c4 F& P) d6 |6 f1 y
while[j < people]: V8 ^9 C. w: C3 F6 q2 d4 K
[
: ]+ L* h- L7 m% w0 Glet new 07 K8 K+ `$ g, Z
;;暂存新的一个全局声誉1 ^/ h2 A( _6 V7 f2 y! L3 w' j
let i 0. b% N2 M& Z3 N! t
let sum-money 0; p: p) Y5 n; Y) B2 a1 q, X
let credibility-money 0' l9 D- T" r5 u+ u- f
while [i < people]" [4 Q- L s* l# v+ m
[
/ O/ t0 K8 {: \7 Eset sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))
* s }# ^$ [" k4 ~9 e; ]+ qset credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))
0 ^! G# U; G1 m Qset i (i + 1)
1 G' e/ [) B5 `; Z2 ~4 s" `7 |/ r]
$ _: p) D1 p- i% C+ `* u' nlet k 0
7 `- [$ G5 ^1 s3 l# flet new1 0
0 I5 L/ H% D) Y+ kwhile [k < people]
; L9 V# I! E$ Z% \7 ~1 f$ w[
/ u+ r0 m+ \' j5 ~+ s6 Oset new1 (new1 + (item k credibility-list)* item 2(item k [trade-record-all] of turtle (j + 1))* (item 5 (last (item k [trade-record-all] of turtle(j + 1)))) / credibility-money)8 Z, |6 d4 ?% k* `! ?
set k (k + 1)! {4 r; A2 ]2 L' }3 `" m9 P4 ?& c v
]
5 s3 J, ]- A3 y7 i `) eset new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) / \) u' }0 f4 f( c. M# n r
set global-reputation-list (replace-item j global-reputation-list new)) I! e$ U$ P5 a% V, d) v8 ]3 y* n
set j (j + 1)5 [( t+ r' W% N7 u' {
]$ c s( H& ?* W% f* j
end1 X3 p. ~+ P$ f& p% L. f- M. |; A. O) \
* d/ _# l+ o& S, w7 @1 A5 z( H
( Q2 j$ D( T0 X) y8 T6 R* w$ z: G# U9 L$ N$ L u v% G% R# O! _
to get-color
* D+ }* ]( w, j, Y7 T3 _ v G3 i, ^: I$ i3 }' a- R. w
set color blue
$ x2 _# U5 S$ o( N! dend
6 J" ?# }7 P4 i( r+ e3 V
% X: A; F7 x: S: U+ eto poll-class
! b, N' y8 C, V( H; J Xend* z4 Y* |# D: c; y; m+ i
/ A( o$ W: y T1 c& o; w' N/ A
to setup-plot1/ l) n, y) |. W- Y8 x- B7 y
. J& I% P+ V8 q
set-current-plot "Trends-of-Local-reputation"
( I$ n. o4 ~) h. }
0 U9 |: W; \7 |set-plot-x-range 0 xmax, l0 f" Q. R7 v+ i
; J: q5 n/ k' R9 T8 k7 r" f9 fset-plot-y-range 0.0 ymax c. _. ~/ E1 ^
end
0 I) {' C# x, ?$ ^9 N9 x% E
/ H$ o7 l, a; S7 ato setup-plot2
; ~+ |2 @7 m0 R5 H4 O$ {. s' i: |1 {; V* i/ d
set-current-plot "Trends-of-global-reputation"9 z' A, r" p2 W& ~
/ S8 |( Z1 j( K& @! h: J: _; J9 t. dset-plot-x-range 0 xmax
; Z, M0 S4 s: V2 ]
+ a6 ^6 W3 @+ M( L* V5 @set-plot-y-range 0.0 ymax( |1 k/ ^* s7 ^' x) b: _. a3 j
end
) i: ]& G. G- a3 s
9 P+ B8 l% C* fto setup-plot3
) Q, [. F) f" N, I2 V8 \ Q2 K; Z& v- C* ]
set-current-plot "Trends-of-credibility"0 N i1 S; N Z; S3 X; a" I
& o. X8 y$ g: o. h: X, r* Mset-plot-x-range 0 xmax/ m1 b6 z& R0 V4 ]! w3 ?
! Q) b/ r5 i# n, P9 ~5 \set-plot-y-range 0.0 ymax
% }# t1 o' ]: W. P7 H1 \end# m# `% l5 d* v
$ f% m1 I* z3 T, F' ?. Q7 l
to do-plots% I/ A7 C8 v% D; b5 S4 g k3 I" H
set-current-plot "Trends-of-Local-reputation"8 r' S4 G; J P2 K
set-current-plot-pen "Honest service"$ q; H6 N8 e9 N; R' a; U" o2 J9 [ x5 c. W
end
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[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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