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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
4 t/ j, h" G: n3 w6 oglobals[# O* @# C5 H. ?7 O" s3 x' N
xmax
' s& c! ?$ @' \% p4 _ymax
3 E3 w* P6 P) L1 hglobal-reputation-list# `4 F1 z6 N# w$ F! e
: N8 A0 K" a- ^;;每一个turtle的全局声誉都存在此LIST中* h! U; M6 S) p9 E1 z: U! I* l
credibility-list v( o6 x8 i: ?2 y, r
;;每一个turtle的评价可信度- b' l+ s9 q$ w+ x# W' N/ Z
honest-service" h6 ~* N1 |/ l. F
unhonest-service9 i8 U! Q& T( I& H! N& V
oscillation
( X; ^1 d! F8 A8 @ M6 zrand-dynamic
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* r& i0 I) \. _# U n, bturtles-own[
`( F4 c& R4 d/ q; e C* ktrade-record-all' l4 x6 s' k4 |2 _( J9 I0 c" A' Y( P
;;a list of lists,由trade-record-one组成
/ J1 j) I! A( h' utrade-record-one
1 F A" b5 j4 [1 ~;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录
; N& s4 b8 ]$ ]' [
1 t# f/ `" `+ Y7 Y* @;;[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]]
* E8 M z& l. A, V3 t- jtrade-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]
1 J# Z4 p- f- k) O$ 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
4 A2 W) e5 H& h; Qneighbor-total
- K# L0 z, t0 g6 Q$ \2 b;;记录该turtle的邻居节点的数目
& n) [3 p2 d% X. ktrade-time6 H" ~+ \9 K/ Q% b' W* J% d
;;当前发生交易的turtle的交易时间
# {: a' J6 b# D- b" L6 Gappraise-give! i- |5 C+ |) n8 F! |
;;当前发生交易时给出的评价
3 S8 i( [/ s) B; k+ Gappraise-receive
4 N& ` R# X3 A4 M" |4 n" \+ J;;当前发生交易时收到的评价' b N8 g/ W' i' h2 } K' O/ I
appraise-time
) p9 F8 d* |* _8 \6 D2 \$ d: z5 ?;;当前发生交易时的评价时间( P' |3 o% S U _. a4 `
local-reputation-now;;此次交易后相对于对方turtle的局部声誉% e3 Y. D3 P" a. B) t1 d- n
trade-times-total5 I' A1 l! z. O ]
;;与当前turtle的交易总次数! j5 N9 x+ H" o
trade-money-total5 W) B; ~ N6 z( g7 I
;;与当前turtle的交易总金额" _5 Z% g0 r3 l+ e. g: L
local-reputation/ g1 |4 D% [, r% S
global-reputation
6 N/ z' }# D U$ {) Q2 ?credibility
& Z9 @* T+ d0 `5 k* y% A;;评价可信度,每次交易后都需要更新- @% t" n7 J' \3 k
credibility-all
- S: B5 z5 }3 m! h* [9 j;;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0.55 ]! e/ g3 K. U* Z/ |3 x
credibility-one
& T5 q/ o% u4 l2 X;;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1 A% `+ L# w2 P, U2 w
global-proportion9 e1 c3 h" ?9 C
customer
. ~& K8 i! d" ?* kcustomer-no9 c- } D$ W( K r& H
trust-ok" C2 n. o! W4 w& H" B0 U. S* c; T
trade-record-one-len;;trade-record-one的长度
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;;setup procedure" e8 I5 i# e2 S; N
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to setup. Z/ B! v# i6 O4 Q }( \/ L
`6 L- A# s( F0 W1 Dca
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( c: t; S( b* c- X! b6 J1 Cinitialize-settings
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crt people [setup-turtles]
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reset-timer: }* K$ f7 v" i# x
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poll-class
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setup-plots
- q$ g) B, Q) u, d$ J' @+ S1 `: I, V2 {2 {
do-plots
R( B5 w& G! k4 X' [7 X3 b* wend) R1 E9 o" o- g/ e3 W$ b6 j
. \( h: D, I n* Lto initialize-settings
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set global-reputation-list []- W, y6 X5 ^8 r! V* Y2 Y
: c6 U1 n9 D3 |1 `# j! q" g# a# Mset credibility-list n-values people [0.5]
C/ x1 H- `+ H
7 J y' u/ |) P5 c% c9 ~- \+ c8 ?set honest-service 0
" h4 T. O7 [' \# ?4 Q B7 m" R. o3 l0 D( w6 G
set unhonest-service 0$ E' [3 k/ u/ x J
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set oscillation 08 F0 O9 ~5 l0 Q4 P+ n b* _4 \" X
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set rand-dynamic 0
& {4 z) p Y) wend, \4 x6 r c+ e3 O& D ^
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to setup-turtles 0 q m/ X) e( ?) @) |1 Q+ ]
set shape "person"- }2 q2 R+ y$ T$ j$ S
setxy random-xcor random-ycor+ y) D* Q; |# c
set trade-record-one []9 B& u, Y* J/ Y: Y: L1 W
, }$ {% L, ]2 p B- z- Vset trade-record-all n-values people [(list (? + 1) 0 0)] & o4 H; }8 p4 w. H
" n9 N5 o2 b4 R9 dset trade-record-current []4 c4 [+ n8 G. \4 O
set credibility-receive []
8 x* S" t7 H- y: o+ Dset local-reputation 0.5
7 L; f: |& F/ s9 ` y8 A0 Z, bset neighbor-total 06 Y- t1 ?" a& I9 Y! h( E: q- r
set trade-times-total 0- e4 O& t* r+ l
set trade-money-total 0
1 F! D o! e/ y9 e( d! ~set customer nobody. d2 l. l* V0 l: O9 J& ~7 B+ B
set credibility-all n-values people [creat-credibility]
. H, T2 ~8 ^/ S7 Tset credibility n-values people [-1]
1 l0 i8 {+ \, f3 S# _get-color. I7 A0 r7 E: @; J# \. `
5 M4 y, V0 K; T! H1 T h tend
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l. U( z. ]( A( D! D7 J: ^, Uto-report creat-credibility
2 u# m4 i$ x4 k/ P! O( preport n-values people [0.5]1 _8 b' C' O8 n; K0 U& y
end
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to setup-plots
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% l X+ ^4 |: M$ `3 zset xmax 30
& C: f Z# f7 Q9 H! v9 ]7 _: _) [
set ymax 1.0
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clear-all-plots
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O3 s( t9 K" \9 \* fsetup-plot1
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setup-plot2! `$ m/ C, Y# ^, L* A
) S9 \5 X, d9 d1 X$ K7 Gsetup-plot3
$ |( k9 @9 A8 {7 r% A7 Fend
* c8 ?2 s' M! Y- G
( L7 ^! ] P9 g' Y# Y2 Z;;run time procedures
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to go
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ask turtles [do-business]
! m. g+ I- n2 y; j4 c6 L. Yend
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8 D; i( S# M3 p2 b- Gto do-business
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4 K- @; t, z# f- s) B2 ~9 prt random 3604 f. v% ~% l! d% ? v" f0 o
3 y) a. ?/ }' f) h/ d8 B
fd 1
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( t. {: y4 ~$ u. H: I. l, B- {ifelse(other turtles-here != nobody)[
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set customer one-of other turtles-here
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. o- V) W8 E, U+ {) \;; set [customer] of customer myself, w3 N3 X- {7 V9 S
# ^( B/ h5 w0 g8 @ B! L+ D# @set [trade-record-one] of self item (([who] of customer) - 1): w. y* U% z4 g3 ^) d
[trade-record-all]of self& m$ {4 y$ j; ^! j7 P7 d$ \
;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self. O8 f! l% y( E, _5 r6 H! x$ ^, ]
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set [trade-record-one] of customer item (([who] of self) - 1)! n3 ` W& Y5 z% P
[trade-record-all]of customer- K. f) s# L. U6 h( u
& G2 T! W" |9 n. b! C* |0 Sset [trade-record-one-len] of self length [trade-record-one] of self) V5 x/ e" v) v' b
0 ]7 k# ]; ~0 f$ xset trade-record-current( list (timer) (random money-upper-limit))3 v$ f. n/ s5 q/ n( K% A
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ask self [do-trust]7 I8 {& g; z# B+ F/ T, i, J E
;;先求i对j的信任度
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$ r9 N; i7 O7 \- I; Dif ([trust-ok] of self)6 z, b9 I! A# {1 E, {+ C
;;根据i对j的信任度来决定是否与j进行交易[
: f' ~* Y) e* ]. N3 ~6 |+ j7 sask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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[% {( v7 M& ]7 O1 B" T
- T! f B* @" D% j* Z0 ~: [do-trade# B+ G: x4 c* L) S$ T [
2 o8 y' C( m7 \! S& T Aupdate-credibility-ijl
! s+ |3 {: Z+ _4 p! ]/ w1 z
9 R7 Z: b$ e! v5 f pupdate-credibility-list2 C( T9 ?) m' @% C
: M0 [3 x) o" v. e. I6 ]
/ J+ H8 ]+ q; q" yupdate-global-reputation-list* a/ O# L. K5 f& B, P( e E ~0 {
+ @: m# t% v# n5 j# Q
poll-class
- c1 r3 W0 z! f
# r3 J Z3 O0 Y0 E* X% L( Mget-color8 v9 V. ^4 j8 Y8 B: w( M
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]]$ @( y: S% R$ \$ Q9 g" }
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;;如果所得的信任度满足条件,则进行交易6 v3 c2 \- y0 X# a1 T
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[/ |1 [; V2 Z$ t! C& E
2 ~) k3 R2 i8 @( v' Y5 J M
rt random 360: N! K; O7 r$ f4 Q4 R/ t9 r; |1 l2 E
: v5 x! C6 z; w* q- T2 I
fd 1+ M$ P0 f1 ^* n! C# l3 L
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* K- Z2 E1 J' t* l0 |2 K: U/ Lend
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to do-trust
. `2 Q8 |+ A& qset trust-ok False
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1 l( f8 G" y2 ` A; mlet max-trade-times 0
& q' ], W1 S. Z {foreach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]* C7 c+ C* K6 `: f$ I! D
let max-trade-money 0" r' ^/ L1 V& N8 z; E
foreach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]% r% R' G: I/ F: y" d& M
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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F: E/ ]: C. J' T% c, B
get-global-proportion
! `" i0 p7 z& d8 b7 ]let trust-value
- N) C8 M, v5 ~. J6 ulocal-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)+ P5 j8 q6 _3 [! x' u; C7 f- K6 `
if(trust-value > trade-trust-value)1 s/ P2 g; J1 a- N" m2 a
[set trust-ok true]+ i1 s( |' [' Z7 T: n4 w
end+ @' P8 E- Z* P
! H' h/ x- h; |; G& Bto get-global-proportion
5 g9 k7 R6 [7 G! `8 Xifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)" w$ T4 q8 i3 u7 A) n3 p
[set global-proportion 0]
- b$ T# X, `: x1 Y1 e4 q I[let i 0
# |" j, h( b/ Nlet sum-money 0
" K$ w& l& C! q# S. N. Z* Twhile[ i < people]: x$ |# c, N# y( `
[& k" P0 p, `, [* L# N h
if( length (item i3 H% z# g5 y/ p& a
[trade-record-all] of customer) > 3 )
! M) L$ I3 N/ S[
% E8 N3 c0 H* {set sum-money (sum-money + item 2(item i [trade-record-all] of myself))
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]( _. }3 c: a' R0 f( T
let j 0+ N. t. F. r+ E' E' j( l! u
let note 0" W: ~9 q* U9 G; `6 j. M1 k
while[ j < people]. ?; e' D: \0 {5 y; @& ]
[
( y5 m0 m2 v/ L# oif( length (item i
) }5 I( F/ X4 D7 w6 F[trade-record-all] of customer) > 3 )
% M1 U0 @0 k; o. C[6 y* H q; k2 j' F. X5 V: E$ J
ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1) a9 {' V7 e- f. I. @5 U d
[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]+ j P7 Q+ P! v* _
[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]
?: T1 d8 I. b- _) h9 z" r]
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set global-proportion note
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end
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1 b1 z1 C* @$ L2 t2 d- t% {to do-trade8 u+ I; h" L* {2 K" n; H
;;这个过程实际上是给双方作出评价的过程
7 O0 U( w1 N9 t" Z% A6 xset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价2 S9 U$ c0 A7 n
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价
8 w9 v! E: V) B& |set trade-record-current lput(timer) trade-record-current3 C, u8 a( b+ T% u
;;评价时间
) ~+ \- _" F9 G3 |: Nask myself [
2 u1 _& E8 a9 T& c. g' q$ eupdate-local-reputation
- h/ _6 \! d2 O @ ]" uset trade-record-current lput([local-reputation] of myself) trade-record-current' W. Z- `7 p. z
]
( ~4 P7 \/ q: T! {8 rset [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself' T7 _6 Q- b3 I* E
;;将此次交易的记录加入到trade-record-one中+ ?! @3 |9 e2 E% B3 i) q C
set [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)
1 {6 g2 q4 _1 @5 P, jlet note (item 2 trade-record-current )
9 Y+ I7 O! T5 eset trade-record-current$ _) R6 D/ `5 {9 U7 H
(replace-item 2 trade-record-current (item 3 trade-record-current))) a R7 g* \; w' @* O4 P
set trade-record-current, h3 k# t% T+ g2 _- O7 v
(replace-item 3 trade-record-current note)
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3 ~+ c* b: {7 G" d1 l
ask customer [
9 i2 \* H# z4 o* qupdate-local-reputation; y) _4 F4 ~5 k/ W" t: p
set trade-record-current
r# x% B" [. m0 o. b! G(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer))
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& ?7 A7 v! G+ y' hset [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer0 l; g$ W- r8 n) J
2 M- w* w: p1 c% B) U6 {
set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer))
& Y3 Y0 e- v8 @0 v/ ]9 n;;将此次交易的记录加入到customer的trade-record-all中
+ `4 k: K9 R0 u! n9 |( {3 s0 F/ D7 o" }end
; `% L- [# m# H% T) m6 n2 v* |# r
) d* _4 _: p1 ]% k8 e& zto update-local-reputation
6 y c) y5 d9 {8 G K2 U( kset [trade-record-one-len] of myself length [trade-record-one] of myself
3 z4 S! }+ U5 R4 h2 L- T0 U$ ~! [- J
* q( V( L* ~! [4 a4 L6 y
;;if [trade-record-one-len] of myself > 3
0 ?8 V) g2 v+ ^" J# jupdate-neighbor-total
% S @3 `5 r- U7 C;;更新邻居节点的数目,在此进行3 y& D$ T& I& _8 v$ g |% ~" N
let i 3. M4 Q S* Y5 S+ W; _6 M
let sum-time 0
6 a y5 i# F: }! Iwhile[i < [trade-record-one-len] of myself]
8 g5 H5 V/ ^/ J8 O9 E[
' i9 m' {3 J. \6 F, @6 Y* |5 W! uset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )
1 d) _: o& W i5 f6 _+ c L/ zset i) }' _8 Y* I& Z1 h. w" x/ S
( i + 1)
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let j 31 X( M& s i: w& t+ ~+ ^5 D7 i8 t, N
let sum-money 0) L2 g& [/ ~) E o
while[j < [trade-record-one-len] of myself]% T9 X! s9 p: K) X. ^" l* D
[
: {8 j+ s8 D7 a6 _0 J# R& h: h' Eset sum-money ( sum-money + (item 1(item j [trade-record-one] of myself)) * (item 0(item j [trade-record-one] of myself) ) / sum-time)
6 K" |8 ~, z: z: a0 _set j4 S4 G4 w0 b% e2 s* m9 W
( j + 1)# k0 G% Z+ y, u$ I D
]6 o: _0 @. c w" k5 j
let k 3
; V' q/ b, O* Z3 mlet power 0
; P+ g8 n7 f2 @$ Blet local 0
! l" |/ {2 ]2 Z) B( rwhile [k <[trade-record-one-len] of myself]
0 B' o: d% t( p( [[
E `0 E3 ^& S, |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)
% h5 X/ ?1 x* ^$ Vset k (k + 1)
+ d; o. p" S+ M! r# X]$ a3 b6 e, K! b4 [
set [local-reputation] of myself (local)" Y5 q: w! E5 D- f- v! F3 {. a5 d6 S. z
end
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to update-neighbor-total
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! u' ^% V" ^6 K1 l" iif([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]& ^: V1 o; q8 X
8 p' B" n2 c2 c7 K2 q# C, i0 [$ E& D- W0 \8 f3 S1 S+ _7 R: ?
end
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to update-credibility-ijl / ~" h& O6 ~+ C6 _8 A# P
5 B8 C. ^" @9 b, \5 v
;;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。0 b$ n6 o+ |& w( D
let l 0
1 f% X" E, Y# Owhile[ l < people ]- v8 g- L2 R8 ]8 P( L& ~8 u" e
;;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$ m5 @2 A+ L7 J0 U
[# o/ X" A9 N! U, R; ?
let trade-record-one-j-l-len length item l ([trade-record-all] of customer). n8 x: M: w+ c, f6 h$ s
if (trade-record-one-j-l-len > 3)' Z g( _) `! t
[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* f* D+ s0 }2 j) Z/ L3 S& p
let i 3
: R# p7 g" @% H( q- m3 G& ^. I0 G; Jlet sum-time 07 i. l5 P$ ^) _( S( }. z9 n
while[i < trade-record-one-len]& M6 U2 @4 R5 {5 ?3 J7 j9 J9 a
[
2 ]( f: c. Y) z% Lset sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )
! [+ A" m- z6 V/ mset i3 ]+ m H$ x! V% |; J; V( M9 N
( i + 1)
4 @1 y) l# ~4 w' o) L]" p; k1 t/ C5 e2 A) F, M0 ~
let credibility-i-j-l 0
5 |, H1 D+ |% U4 C0 }( b; w;;i评价(j对jl的评价)
7 o" D" s; `6 r! ~& z# F5 Alet j 3
! h' u% v3 h9 I4 ]4 T! A, dlet k 4 u/ u0 B0 E" ]1 G7 e/ d# V [
while[j < trade-record-one-len]
7 j7 u% e, `+ q# X: W[
+ L9 [4 Q( Z+ m0 B) Dwhile [((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
3 j* ^2 E0 V5 Q: H7 g( ]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)
. w$ d3 b0 }/ `0 b5 ]2 y; _: E$ zset j
0 q6 t# W1 a4 K% h7 G( j + 1)% y0 K; u# K* t5 w. k7 g; P' p: ~
]' `+ K% I) S+ [; ~% d
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 ))
' X7 U6 {4 x- J0 D& a5 D! C
P3 m* V9 m; p) y+ s7 J8 R8 m# R8 N( r& i" ^6 u
let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))8 n/ G+ K: o& q' n6 ?* P
;;及时更新i对l的评价质量的评价
/ e9 @& S8 Q3 aset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]
) r7 v( O' S& [; Yset l (l + 1)/ b" S; d8 P9 N9 L
]+ @8 p% I- _' f' J, E! N% `7 @! e
end
7 ~' y2 o" M( A# {
- m \. Q% l4 ^1 Y0 R7 ]to update-credibility-list' C' Z+ C5 }! F5 c ?& [
let i 04 T M$ n4 b; s, d/ {- I/ d, r
while[i < people]8 [% q; M/ j4 }2 t3 X: s1 x& O
[
5 w$ l- l" t9 ] ]8 |let j 0
8 w. O- P* r6 b6 B. t Olet note 0
1 _0 @) L$ }/ Y7 {5 z" dlet k 0
2 R: {% q8 b" I5 r;;计作出过评价的邻居节点的数目3 H$ I: x6 D8 ?8 c+ M6 ^/ e% G$ b
while[j < people]
8 T: Y& L! g$ I2 u$ l[* J2 b. C6 I- D) Z: J; m
if (item j( [credibility] of turtle (i + 1)) != -1)4 e/ Y% F& j7 K) H2 ], W
;;判断是否给本turtle的评价质量做出过评价的节点/ x9 z( Q/ \% Q0 P0 }6 L
[set note (note + item j ([credibility]of turtle (i + 1)))
- ?0 F! b/ n* k% H- N;;*(exp (-(people - 2)))/(people - 2))]9 H' V. g: @1 I5 a
set k (k + 1)
. r6 ?- O# X9 s. m l]
, d) }/ N# l. F& ?- |- Mset j (j + 1)
6 r3 ?$ W n3 L' @: i1 w, u) ^]
, v" ~: k( Z8 eset note (note *(exp (- (1 / k)))/ k)2 s- i2 N2 ~$ P2 K4 B/ Y8 S6 H( C
set credibility-list (replace-item i credibility-list note)
9 Z. y: V1 @; n8 b( `set i (i + 1)( E0 g$ u$ j0 \% n) \, V; L
]
8 N0 U+ x8 H& F$ e2 F1 |/ o: {# rend
& E: v* o3 l1 r4 y* ?* |# H
( V9 {. p: p% B/ d6 @' T: ato update-global-reputation-list1 l! v, Q# t" I9 Q, h# h% y
let j 0
1 h1 w- W( R# p( v5 P) c$ V' Y$ w$ Y. ^while[j < people]* k R/ l& n: u9 }% W s, I
[
( w% p( U6 o, U3 klet new 0- A, C: a7 u" J: V; ^: k
;;暂存新的一个全局声誉/ D6 J6 V) V& U7 B5 g8 g, ]& u
let i 0
9 H2 |: C9 v9 r7 M/ u" G. v5 H) Mlet sum-money 0
9 C1 P# o3 Q8 z( y, b9 Alet credibility-money 0
+ F6 Q: a1 V9 q2 Twhile [i < people]
/ g* s: x( U! t/ Q8 u' Z: y[
. p. {6 O- x: V6 Hset sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))' E( X' J, G, f1 X
set credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))+ s+ G8 T( Z! R* K4 P/ B0 S
set i (i + 1)9 n7 M+ X' }6 |; ?9 p: v a
]
- D e) M. x' T! H/ w5 `5 B/ K+ clet k 0
+ o% }: d/ V' g! i; Clet new1 0- F i9 U1 l/ k# p
while [k < people]* s+ D4 L2 k# C: W; f
[ y# [) g1 f8 w3 `
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)+ D1 g8 _. p& g# E3 S
set k (k + 1)
2 a9 Q% @# t2 H; c& z' D! A]- q* ?7 ^: o; d+ n; Z/ N2 Z, _
set new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) 3 i# F7 V" y: I4 X1 `! Q- e+ h
set global-reputation-list (replace-item j global-reputation-list new); x6 S* k) o- A' F# w
set j (j + 1)# N' c' u% J6 @/ b0 P
]2 p0 `* s( n9 T6 S0 O
end
/ f) J4 W: b( [0 K, q* v; C: u' `! k% |9 q; R$ s5 l& U5 E
9 k5 }! R, v5 i( T+ J% g3 O
* o- ]9 S$ p6 E1 L9 kto get-color
. Q) F( n, S3 W# \; |' ?% P9 ~. s
( ` V; i r7 L. f, S- \3 lset color blue3 c7 z$ K0 _ I$ S) Y$ x
end7 {: q" W/ O V/ [ ?) ?- j6 Y l z
# P7 a5 F; y# _4 x7 C \7 }2 t
to poll-class
L5 s& x) ]8 ]) A9 r/ m- @" c0 r5 Eend3 J$ r; W! W" K; i) P% S7 e
& D) L6 e4 a# X xto setup-plot1
" N! Q( n' \# K% J" x- a+ S5 [9 M8 X7 O" e# U
set-current-plot "Trends-of-Local-reputation"1 S% g/ v6 \9 V1 L
4 Y, y! {% }; p( Yset-plot-x-range 0 xmax
% {; }5 h3 e* w6 [4 D: D. }
4 N0 a; S. _: p; L. L$ l- }; \set-plot-y-range 0.0 ymax/ h2 x+ j! r: n9 P% a) G
end
! ?( m* A2 ?; g, t
M s' f }! z& ]2 Yto setup-plot2! N0 H1 D6 L$ c8 P5 L/ o4 m" w
% w0 s0 `- u8 E- q! Fset-current-plot "Trends-of-global-reputation"# S' ]& c3 p Z9 s: C
, N+ F$ [' f; @4 J. P8 D$ K/ ^& n
set-plot-x-range 0 xmax
! z1 V& K" c2 f
& O& L$ h- @' P0 I# {8 C1 T( Tset-plot-y-range 0.0 ymax
% [, c' k- V7 p+ R+ cend
) W/ A7 s) P) f2 B/ N8 }1 j6 m
% g0 D, |/ X% @4 j* B+ y, `% b% a8 mto setup-plot35 o% m, B Q8 O" Y* m
) L8 _% e8 r0 l) i) [% y2 mset-current-plot "Trends-of-credibility": t8 {7 @% P* A# g9 v
) S+ ?) X* y, b2 }. Iset-plot-x-range 0 xmax9 }* i1 h8 R' G+ v% q& P' p
! \) X d' c9 U3 l3 S( Cset-plot-y-range 0.0 ymax
5 l0 g+ g; h+ H; jend
% ?$ ?% k1 c: N5 w1 d4 f( K# c
9 ]4 u( }9 r: }' h @to do-plots
! A+ o6 `" p; ?# D% V. A, R4 b* Pset-current-plot "Trends-of-Local-reputation") c3 K) ]% m$ b) J% V) F
set-current-plot-pen "Honest service"2 x; H3 I1 X" }% n4 Q8 G+ Q$ H
end0 y% L4 m! R6 h' [
3 F7 ~' q2 a* h8 y* I9 y0 a
[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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