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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7 x8 h( m$ I9 @. `7 J4 z3 O
globals[
+ R, h; u/ w& ~ D. Cxmax
0 P. O& d( c+ ]: F3 ]$ C5 Yymax
0 e3 P9 F: X0 C0 H+ l" f/ {global-reputation-list, {& w! J) Q; e: M$ c
% _4 S1 M. z% M& z& ~5 y6 ~;;每一个turtle的全局声誉都存在此LIST中
0 W# V0 T; d5 s B, b# b! Pcredibility-list
* Z; z! L1 }& a" ~;;每一个turtle的评价可信度
/ Q1 R5 r& z: ^honest-service& ^, ]3 M; W6 u: _
unhonest-service
6 Q% B" ]- ~1 Y* r4 P& Soscillation
8 r$ N$ j. O0 e3 r3 rrand-dynamic
: p( c4 H4 P3 k% L8 I8 T& U' V) E. s]1 S0 _! ^9 ?8 _! O- A
* D2 ^% x8 M+ E6 i! a7 nturtles-own[. Q; V" S# i8 j$ J5 B6 q
trade-record-all: O! F% `0 N5 p. {/ b7 G
;;a list of lists,由trade-record-one组成
% e) }( ~, v8 [. }& m, ~trade-record-one: t: d7 L9 D7 B! M
;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录4 L/ D7 q/ y' h3 t: ?$ K6 X
0 h& h7 B5 b' v6 F! L. A& e$ ^. `;;[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]]6 P2 a9 Q$ i/ a3 D. w6 M4 Q
trade-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]
- n: ~+ i7 ]- v* N7 B7 Z+ q' W( dcredibility-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
# b, d6 S9 |- Y5 {2 ~neighbor-total
" \ Q) d! f, e* H' h- W! `3 V& z( l* v;;记录该turtle的邻居节点的数目8 } s8 V. f* z6 @
trade-time. ^) V/ m* p! w+ C2 v9 ]3 {& H
;;当前发生交易的turtle的交易时间* [" _ m: `: U9 V* X5 c1 }
appraise-give
3 q- i8 @) F; C;;当前发生交易时给出的评价- ?% e; o1 P D8 S1 C
appraise-receive
+ W2 r/ A: ]+ t3 S: ^( a9 q C;;当前发生交易时收到的评价! v4 ~( ~# @ U9 R) G4 j( V: a; l
appraise-time
5 {; e1 g! z) X- ?6 v;;当前发生交易时的评价时间. q; _! u, b/ s. X
local-reputation-now;;此次交易后相对于对方turtle的局部声誉' Z0 l# D& A3 X" b# y" e
trade-times-total7 x, ]+ \+ y" h
;;与当前turtle的交易总次数4 V" C/ P! I( r/ e5 R& c& l( x
trade-money-total/ U/ A1 a8 f' B( j0 H9 k. t# v+ z4 q0 U6 T
;;与当前turtle的交易总金额
6 q# y& v$ O- Jlocal-reputation
1 r1 B' g* J: }1 Q/ K! Uglobal-reputation
- U1 N% l1 ]5 {* z' @, |2 v; Xcredibility! @! U" A& ~) u6 s a% Q5 j5 N
;;评价可信度,每次交易后都需要更新7 Z+ ?; O+ {9 z1 S! v; K+ ^
credibility-all/ a% Q% x- `2 W0 w) 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, P! v/ X. _, v( r+ W! V9 d2 M' \1 n
' e1 D) t9 U, A( M |9 r) U1 q: [
;;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0.5
; ? J# C0 i6 `1 ^credibility-one
2 R$ E/ V+ X# V# p' U0 g;;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0 s8 s( o8 A: g3 \" Q( s
global-proportion+ r! \- J7 q$ {" T3 }
customer! `" Y5 ]" Z" F1 ?/ Y
customer-no1 c: d1 \& m, O2 [
trust-ok0 p( |3 w9 v2 V9 B s
trade-record-one-len;;trade-record-one的长度
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/ G7 @7 s+ K7 Z1 W1 ~3 {, Y2 v;;setup procedure
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1 }( b; m$ k8 X5 `/ j5 D: r# _to setup
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ca
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+ V# b6 B) `" p( P% P$ ^initialize-settings G: K# Z) r- \' `, o# K
c. `7 ?$ ^; {5 K+ Gcrt people [setup-turtles]
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reset-timer
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poll-class
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setup-plots) R: T: S) W; C. `$ e
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do-plots+ O# o4 N) a, R9 ^! M/ }1 M2 O' k
end: L4 C$ w( p6 h
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to initialize-settings
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set global-reputation-list []) ~! L. [1 ?! N0 D2 j6 u7 R
}* k5 u/ z- W; U( f
set credibility-list n-values people [0.5]
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$ f4 ?5 j# p% R" c/ Lset honest-service 0
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set unhonest-service 03 I+ ~* d* m5 X6 u; G% X
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set oscillation 0( i% G! ^" e+ b a0 I! s4 O: E: n
4 k7 x/ Z5 U- r. W5 Y- |, y6 O$ T$ Aset rand-dynamic 0
4 e/ z s" n7 T- P0 ?end
7 R" U9 O" {, x$ L+ C( x; B
3 v" E! P9 R% d: J z) Mto setup-turtles
. D& `1 a- ]' b e! sset shape "person"! b4 u/ q7 D; B2 k5 B8 |
setxy random-xcor random-ycor! m5 l% g- A `
set trade-record-one []3 n9 L+ k; C! _- ]6 M$ t$ _
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set trade-record-all n-values people [(list (? + 1) 0 0)]
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set trade-record-current []
' t8 {8 C& T( \6 R7 S1 T1 Rset credibility-receive []( D' ]% W6 r; ~
set local-reputation 0.5+ Y; ?. D" r1 T, i4 k
set neighbor-total 0
# X& n1 A# U# \/ E7 A( Lset trade-times-total 0
* |0 E4 Y; w9 g8 c$ Tset trade-money-total 0
9 ?0 ]" a6 Y1 g" b; sset customer nobody3 ^! r6 n& h8 E! A9 [0 {
set credibility-all n-values people [creat-credibility]
! b0 \: _1 N: R: G. ~7 s1 oset credibility n-values people [-1]
Z. t0 s9 G3 @: qget-color+ X1 c$ T4 t7 r8 Q* D2 p; B
4 ?2 }- S# n: b8 J0 Aend
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( e1 R3 |, Q% p1 d' C. T: {5 ~& Pto-report creat-credibility
# m$ ^& O' A% Q6 |report n-values people [0.5]: A! a' v$ |5 {; L2 a* q
end+ e8 |, ~7 {' H* ~! H
' c0 ` [1 X) E: i: U' k+ O; {to setup-plots v2 c. m+ \+ M2 |6 Q1 v3 W
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set xmax 30
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set ymax 1.0
/ [ t# K$ W; \( b% W
! ]# \5 Q2 C2 {5 z" vclear-all-plots
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S0 Q; R; a, ?9 o6 a- Asetup-plot15 z- [; b) R* t# ?
3 `& v3 ?5 N! O% ^setup-plot2 j8 l4 _% c a+ l9 N' C+ T
; g: U7 ?/ J) \- Gsetup-plot3, C) F0 j; H, @. {% I* ^
end* G, u* d6 Q2 L6 x
4 Y" W% T/ Y R$ d1 q3 c9 `1 A+ [;;run time procedures+ \ [% o5 ~% H
; k, o: g% a+ j( j! Gto go
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ask turtles [do-business]
; `! C; f! F( m3 J+ Cend
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. ? x* O( j0 U; \to do-business
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, w S/ ?/ s, @/ c; W& W' urt random 360
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fd 1
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+ V& `! Z5 w4 ~3 V. t# c* f( _ifelse(other turtles-here != nobody)[
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set customer one-of other turtles-here
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;; set [customer] of customer myself
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Y5 x: b: b X* z3 _set [trade-record-one] of self item (([who] of customer) - 1)$ s- u6 D8 B: r* b* t" m/ ?
[trade-record-all]of self
2 p9 x# V5 x! R5 `5 R1 N9 f;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self1 C9 T; ^1 t% X$ [
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set [trade-record-one] of customer item (([who] of self) - 1)
$ T! e1 g& _* \6 z. B! _0 C2 {, f[trade-record-all]of customer- F7 u8 [+ A z$ F" G; K0 k- ^
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set [trade-record-one-len] of self length [trade-record-one] of self
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set trade-record-current( list (timer) (random money-upper-limit))0 f6 c" [' ~' o0 z, _) D S
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ask self [do-trust]
% m) y6 i* i1 U+ V. k+ c; X;;先求i对j的信任度
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if ([trust-ok] of self)' {2 L& I- u; |( g
;;根据i对j的信任度来决定是否与j进行交易[: N1 T; |- P; m/ u
ask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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+ I# j& r/ z: M' A9 X( c/ s3 e7 C
' \: l1 `: |3 Q1 k9 h3 qdo-trade
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i, j7 J0 ~8 ]: u6 Q9 E4 W; E! ?. Vupdate-credibility-ijl# z8 ?) n8 x( q4 j7 U! E
' l# b- N8 Z0 N& V4 Wupdate-credibility-list
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update-global-reputation-list0 \. Q' r8 N0 E# O# D
3 z5 h7 e0 N& P' G- k
poll-class
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get-color# v7 C% M3 c: p- M2 I
7 i# ~" r" Q3 |5 h]]
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;;如果所得的信任度满足条件,则进行交易, D6 n5 L6 R" \$ r2 k; [& E f7 j
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# E( s! I5 e" E8 j" R4 W9 G& {+ F$ |
rt random 360
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fd 1( o8 j( W% B- Q1 x
% T+ C5 P, M, L]
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end
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to do-trust
; [! Z. B, u0 O3 O# [% iset trust-ok False) T" @& S' a* ^; K6 E
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let max-trade-times 0
7 u. S. g( f4 s$ jforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]
' D) ^" y% U! u- P! E# Dlet max-trade-money 06 [/ X0 J/ y I. q& n! t
foreach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]; `! `. \: o0 i
let local-proportion sqrt((item 1 [trade-record-one] of myself * item 2 [trade-record-one] of myself) /( max-trade-times * max-trade-money))5 n: {# q, a3 {; U2 K: H
6 h9 d' a u' o; q, y7 D
2 u f, a( ~- p% Y- p+ kget-global-proportion& ^+ @; U5 b# _1 l$ W! D9 w
let trust-value
8 D8 I* {; e* y4 h5 @local-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)
4 [1 K% C6 n: ]8 Bif(trust-value > trade-trust-value)
+ G) s, R8 q/ m: F! Z2 y/ T[set trust-ok true]+ o- k. z" S& }8 S
end' N5 |. g0 D: Z5 ?/ W" m* e
& V3 V3 y3 W+ o+ n/ Bto get-global-proportion3 C2 J: C9 o3 e- o
ifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)
" O4 ^9 T F7 {5 i7 _% T* ~[set global-proportion 0]* g Q% E. V- C) A6 O0 t4 ^
[let i 0
! E+ Q$ Q: w) c' ^- a' Y) e ~let sum-money 0
6 L5 Y( _ V: `) J/ j: x; F6 Xwhile[ i < people]
% H1 I7 P6 | a8 [+ L2 W6 F; B$ p6 `[# z4 O" I" ?" N# C% d/ A9 U6 x
if( length (item i0 \7 G/ }) C: B- e: P; i
[trade-record-all] of customer) > 3 )
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set sum-money (sum-money + item 2(item i [trade-record-all] of myself))
7 k: [, z& p+ x+ Q- I+ f! y]
3 v3 ^3 i, k: y! U9 m$ C7 E] Y5 u/ ]! ~+ e9 t
let j 0
: O) `. u, ~" A0 ~! g- [5 Blet note 0
0 d [$ [& O# M' n0 t- S9 wwhile[ j < people]7 {" e% A$ N* C1 J7 _1 O4 t
[& K) |" L2 w4 A9 [7 @7 N0 }
if( length (item i+ n6 _, X' Z- a% \- W# B
[trade-record-all] of customer) > 3 )
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ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)+ C( I, q6 B2 j9 s# X
[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]
8 U0 t$ k2 J! q/ x/ c% I9 Y }[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]( R# M1 }! n9 q m2 z# y/ ]& Z3 I
]* \! r6 \2 |) T" `) b% R6 r
]
4 G" c W" x6 G {; Y) U t- @set global-proportion note
# N- i% ^% U! f, f5 [7 d5 C]! l: W& G7 L2 K! B/ q4 o) ~
end
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to do-trade) h6 o9 {/ f: Q5 r
;;这个过程实际上是给双方作出评价的过程
; X: i- W, o; Eset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价+ _4 u; h9 G: z( v
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价- D# m' X% |5 i% i+ [: g
set trade-record-current lput(timer) trade-record-current* [5 ]$ }$ F% T# l) K+ @! @
;;评价时间7 a1 x9 u- c0 ~9 U( y% a
ask myself [- {( @5 U+ t8 x* r! G4 y
update-local-reputation
5 l* ~0 K0 K/ bset trade-record-current lput([local-reputation] of myself) trade-record-current! k `( D. ?5 D
]
/ ~! O0 t, b/ p) E( B1 Qset [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself
% ]# E' z2 p: T$ Y! P& U/ i;;将此次交易的记录加入到trade-record-one中5 Y& j i/ i! |# @; C
set [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)% [3 {2 \% e$ L% W
let note (item 2 trade-record-current )- R9 L! I7 v `/ f; o; l6 {0 @
set trade-record-current$ a8 t, ?$ w; L4 c8 X
(replace-item 2 trade-record-current (item 3 trade-record-current))
* G8 L7 ]3 ?; H5 Y& n4 l3 Kset trade-record-current6 [2 @' G* q5 s$ j' U
(replace-item 3 trade-record-current note)5 s4 x$ |: m1 g W# \( F2 j
1 Q7 `. F. `0 ?/ l7 t. B( }% R
9 Y7 W" ^+ W$ I& Z: g( Kask customer [
4 `. J ~, ~ H2 Vupdate-local-reputation
6 u i8 d d$ A: F# N& Q8 ~$ t. Vset trade-record-current/ v5 d8 w% F' \
(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer)) 6 E2 N$ `: v, `" J2 T. z% r- F* u
]9 M* z$ o2 I9 m! M7 V3 a6 V6 j
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6 w+ @7 w/ o0 sset [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer
4 H3 K2 ^) l5 q$ D/ }9 ~2 _" n7 S8 K% B
set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer))
" t! z# ~! c6 @7 l;;将此次交易的记录加入到customer的trade-record-all中6 f$ ]# l J' L
end
" a* m; B6 {* P( o; X
9 o$ f7 K+ H x! g& [; Q) Vto update-local-reputation
8 L% D: x! Q! q Hset [trade-record-one-len] of myself length [trade-record-one] of myself7 c, d0 S. L( M# p. ~1 V$ M
0 I2 t" G. J8 S1 {+ A5 a
. y3 Q( d2 \* \5 C% a% S* q2 Y" n
;;if [trade-record-one-len] of myself > 3
0 A1 _ Y0 p, v% ^& ]update-neighbor-total
" ^3 _" i) E4 b+ X;;更新邻居节点的数目,在此进行) o) h$ n$ ]6 E. k
let i 3
( U% P; \: v4 T# ^" hlet sum-time 02 ~# [! ?' i6 m! Q% u7 i2 t" w
while[i < [trade-record-one-len] of myself]
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set sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )9 M% A" V5 d8 p4 q/ r+ }: ?2 |
set i5 W$ x: a2 r9 X/ k K
( i + 1)
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, R; ]& E) k5 A3 wlet j 3- m$ Q! ?4 J5 e# ]& m. |+ O
let sum-money 04 H+ x3 Y6 c7 E3 L3 H! n; D Q& ~
while[j < [trade-record-one-len] of myself]
; J8 z, t$ S, c: z. c[
7 o' d/ Z9 R2 M' c' L' wset sum-money ( sum-money + (item 1(item j [trade-record-one] of myself)) * (item 0(item j [trade-record-one] of myself) ) / sum-time)/ B7 i! m' X5 j
set j% r( F2 e% k. i
( j + 1); m) S( v' X& o, f& S6 t
]) U Q$ X+ h/ V# s2 |
let k 3
5 w! ^5 H2 V! q$ w% hlet power 0
+ t# F3 W# s9 I' V: b1 Ilet local 0- a1 k$ l# [' E3 {( h
while [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) ' }) C. M9 h" B& Q/ U
set k (k + 1)( b3 i: h( a3 I/ m1 E1 q- n3 o
]% Q# p8 x( s( J
set [local-reputation] of myself (local)' E8 c2 `7 r6 t* j( ?% T# g: N$ `
end( e$ g" o5 b- J) ?( z5 r
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to update-neighbor-total0 B5 U6 ]6 O; M
# g3 K: }$ V( V2 E# j5 Uif([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
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to update-credibility-ijl
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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。
5 K/ U4 K/ w/ D) ^0 d2 S: Tlet l 0; n, b* Z/ r* |+ a' M5 f
while[ l < people ]
8 m9 U, Y% a' a/ l;;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
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let trade-record-one-j-l-len length item l ([trade-record-all] of customer)
5 S' M& N, n: q( g. z+ qif (trade-record-one-j-l-len > 3) |* w1 b! m' m6 S( p0 C1 ? x
[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+ }' C6 V T* o$ w ?
let i 34 y4 n8 X+ ]; }" f. D6 l9 `% Q
let sum-time 0, f0 d9 ]# Y4 ]) a' Y
while[i < trade-record-one-len]
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set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )
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( i + 1)
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3 T$ F' `1 U U2 n/ R6 p4 [ Llet credibility-i-j-l 0
! C( d4 z+ h( ^5 v;;i评价(j对jl的评价)& |* ^0 j1 P1 X8 \6 F, ]' c' T
let j 30 `3 D# S4 J7 O
let k 4
1 F; N/ Q0 T# gwhile[j < trade-record-one-len]
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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' w2 @' x9 I; U& x: X
set 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)$ u- y r$ Y3 ^: }
set j
6 R) t M8 y- N2 V1 W4 t9 {( j + 1), g; m; x. b+ p# Q% |! H& R! d8 m7 N
]
- |4 z) m/ [9 {9 t2 P: Iset [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 ))2 O" V( k# O* r1 m" \1 }
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/ `; r' D# l" Zlet note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))
. B% ?+ p" m9 O3 r;;及时更新i对l的评价质量的评价
( v4 N! u6 e& W/ i- u5 G- lset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]
8 d8 Y/ K& S0 Q/ I( _$ I% v0 X) kset l (l + 1)
- F5 {# z8 M4 i$ y- n, K* V# s9 }]
4 G: R' z2 l# G/ `0 eend
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to update-credibility-list% {0 _& [, K1 I1 r; N2 V
let i 0
- r8 I( J/ j6 `' g# k9 q* N+ R% Awhile[i < people]
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0 `+ ?( z- i9 K) Y& L5 n8 L. ?let j 0$ h, @8 o& Z- w5 {# Q
let note 0' Z( Z- W: j5 U! S
let k 0
# L" @+ T, r% s$ ^. };;计作出过评价的邻居节点的数目
0 T6 x2 J: i* x8 r( Ywhile[j < people]
( E$ x! n" g1 J+ O. W: t5 ][
; I2 T g7 [' P8 i8 Y: S" \3 |; jif (item j( [credibility] of turtle (i + 1)) != -1)/ o: |( c- @+ @# `) @; S
;;判断是否给本turtle的评价质量做出过评价的节点" e9 F+ J+ n0 B6 A
[set note (note + item j ([credibility]of turtle (i + 1)))
$ J; @( E6 j+ X" x% `7 E0 _2 x;;*(exp (-(people - 2)))/(people - 2))]
) [3 u3 E9 j& D2 u$ z5 {set k (k + 1)+ c) x8 X% o) a3 d$ ]/ N
]3 V" ^' x8 Z: D2 q- h4 ?
set j (j + 1)2 @$ q# y1 Q2 ?: }- E3 `+ `
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set note (note *(exp (- (1 / k)))/ k)$ z1 k7 @+ O) j/ y2 a# Q
set credibility-list (replace-item i credibility-list note)
$ X4 s* L# r- hset i (i + 1)) k6 _" Y& [! b2 y w
]
1 U4 K h5 B, E. z& w9 e( U: Jend2 `0 k9 R! P4 d' w/ W. s
% y' \( L2 {/ z [0 ?' Qto update-global-reputation-list
% V: g' s- ]# a( K9 \3 zlet j 0; m8 i5 ]- a6 a: b. m# s( ~8 ?; Y! d
while[j < people]
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let new 0
; `/ N/ e) Y) L- ~;;暂存新的一个全局声誉1 J9 x. t) @/ r4 M
let i 0, h6 U$ o ~# E
let sum-money 0
9 x& F1 Z. r4 J/ V5 O3 rlet credibility-money 0
( U: T$ i/ u1 S! P+ z2 e- lwhile [i < people]
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set sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))5 w8 W3 B9 G1 W: ]
set credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))
5 T: }( K4 I* L/ \set i (i + 1)! r9 G+ r3 k+ L* o9 U
]
( v* N1 w, S( D+ q: P- hlet k 0
! o( n( ~5 `# L" slet new1 04 J4 P- p/ ^6 L( b9 \
while [k < people]4 C' L1 c: C# @" u+ q: R+ j }
[. E$ X/ G( d8 I2 \
set 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)
, H6 d0 ~' S3 F( \set k (k + 1)$ D1 ]5 B4 Q9 z
]
' g8 E% j% ]$ b5 Q% `( E% r- dset new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) + x* b8 B) s9 P7 U
set global-reputation-list (replace-item j global-reputation-list new)1 I9 A6 P7 i5 s5 Y; ?
set j (j + 1)5 R, d7 r7 u' D0 N1 h4 G
]
2 y6 \$ p: }+ G- nend
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to get-color- A2 ^( g9 U/ f$ F/ R* h
E5 S4 s7 U# yset color blue
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& f% H- b' t4 b% gto poll-class- ?; K, H$ |" M1 G j# D
end" \' [. E8 m2 t& u( i
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to setup-plot1
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set-current-plot "Trends-of-Local-reputation"
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set-plot-x-range 0 xmax
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+ g; Z$ U F$ f: a u4 sset-plot-y-range 0.0 ymax) j6 q4 |& {0 y* b
end) P& f2 e* d) w \% y' s# v9 `
3 C5 w& Z9 r) Z' m$ D' f1 wto setup-plot28 Q* } E! z/ L* j# ~
. u$ w+ S4 A( [/ A
set-current-plot "Trends-of-global-reputation"
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. L6 {, M% w* c% I' e1 gset-plot-x-range 0 xmax
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2 B. _0 p8 S( X: d, Nset-plot-y-range 0.0 ymax0 Y3 [6 s4 x0 V. Y% E w: V" R
end0 W& }* X! H' j. q6 f z4 T
5 _& w4 {. i9 Lto setup-plot3
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( [3 ]" F4 F& W2 O; @6 R3 Bset-current-plot "Trends-of-credibility"
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set-plot-x-range 0 xmax$ w8 C0 i$ z. g
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set-plot-y-range 0.0 ymax" G. g1 s7 k! p, w
end! X9 x5 `. @) [$ X
: J1 w: P9 M. z- j* V, kto do-plots! q# R/ e7 e% L5 U8 g8 A: q
set-current-plot "Trends-of-Local-reputation"3 m* g& b; \" r! u0 \ E5 e% m8 y
set-current-plot-pen "Honest service"0 v6 t* l) j5 U O U2 e, Y
end
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[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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