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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
+ h. r( ~& ]7 t; i( Kglobals[
1 C' @* `2 A; U; m+ Exmax
+ J* e# o# T1 q8 g% Fymax
* q6 Q. i( o h7 h) A) Oglobal-reputation-list
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. V8 \+ l1 B6 E3 ~3 t8 e+ U0 C, };;每一个turtle的全局声誉都存在此LIST中/ u" f% G# t) ~) Y, ]1 P
credibility-list
- y3 k5 H# {( O- A" |9 W/ l;;每一个turtle的评价可信度5 b' R; { N& \& ?3 r
honest-service
+ D& e, L0 o7 M. Gunhonest-service: u, s: k+ B/ r Q8 @- O: R9 D3 [' F
oscillation% P7 I( F5 i6 f, i( N7 h
rand-dynamic8 Y3 [+ d# U5 Z" \# o6 Q
]
" P' T' @8 ?& Z1 b7 D) C
' R- h7 p) \* K/ f' Cturtles-own[
, E o6 C! {7 H" v ?& n# Gtrade-record-all
, U A: a& E2 K* B;;a list of lists,由trade-record-one组成+ T9 D' `0 e/ z5 E6 |. d% N
trade-record-one
8 R7 d+ l( z7 q+ F;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录
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;;[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]]
# N( p4 I3 x0 a% @" o' U+ v* ttrade-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]. z! L, ]1 y7 k: t
credibility-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
7 _+ {7 l0 ?! o. b5 T2 A# b) rneighbor-total
! W/ O5 z% G8 z. I6 D;;记录该turtle的邻居节点的数目! X7 j' W- A, l! d8 O* n
trade-time
$ Q, y1 j/ s p$ K# u3 G5 };;当前发生交易的turtle的交易时间
8 A7 c# V. }% Fappraise-give
+ J! ]5 P- R, m+ N3 G" c3 @;;当前发生交易时给出的评价% A, e/ J. q ` T5 c3 T" D7 d
appraise-receive0 z+ C) j5 _+ D" S2 b
;;当前发生交易时收到的评价1 S B9 a d7 \6 U
appraise-time
+ _. F; u7 \5 `8 }5 l, @& j& ~;;当前发生交易时的评价时间
3 V) a3 E8 Z! z' [) v6 a Slocal-reputation-now;;此次交易后相对于对方turtle的局部声誉/ c4 c9 M7 Q9 ]
trade-times-total
1 A7 [& P% n: z9 j: w;;与当前turtle的交易总次数7 U) g. B' D: O
trade-money-total
" i9 d7 t; F% g5 M! y* R# Q;;与当前turtle的交易总金额
, w. N) v6 d7 @3 r+ W; zlocal-reputation
$ g! |5 [6 `, I. ], I0 l- vglobal-reputation% c- `) S. f0 y/ K/ i2 b! P6 r
credibility" R: m" b; Y5 L
;;评价可信度,每次交易后都需要更新1 |3 d: S9 T4 n' x1 W3 ?
credibility-all+ U& ~% j9 A+ U; F) A/ _
;;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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e1 t/ H% v; x3 Z;;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
% |( r9 `3 L) {, q/ U9 q& Ecredibility-one/ @; ~' q) |. g8 o& T" F4 B% B
;;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7 D' S5 T8 A$ n u8 O' I5 {3 i
global-proportion
: e$ G; o# y& {# }3 [customer3 i2 b$ s: |8 N4 `6 ]
customer-no
6 l+ N% z& J; y8 Z( dtrust-ok
3 v3 p/ t: p% s7 {4 b- [9 mtrade-record-one-len;;trade-record-one的长度, M) ~- I& J4 b/ }: Z" S; @! A
]
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: v/ a0 q+ f1 R" ]0 t" Z;;setup procedure
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to setup t3 S/ ~8 X& i) x: ?2 A
a+ U* S3 a7 @* e( T! J+ L
ca
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initialize-settings% Z, P* m9 ]" _ K/ r) u
G& }1 {# }) ?
crt people [setup-turtles]
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3 N/ {) {& }5 L% r% E) [reset-timer
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poll-class# X9 [; X* Z0 U4 p ~6 J) \
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setup-plots1 c6 n( N% f% |- b2 P! D7 Q( M4 C
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do-plots; b* V$ [9 }+ _. v! L8 A
end9 ~! g" c* o$ F f8 A
) C, h$ O( j i( pto initialize-settings
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set global-reputation-list []6 D$ T5 _* d. K/ K. Q
9 M( F3 U2 W7 A8 G8 M" iset credibility-list n-values people [0.5]2 ]8 {* _4 i- a3 S, _
, I; _$ Y+ w" j" S" k* ~2 S) a
set honest-service 04 n$ V! c9 H" j) r7 o7 |/ V
9 R0 |) D, T7 J# H* f2 v+ T Aset unhonest-service 0
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set oscillation 09 A0 u$ R: Z4 V9 R7 C
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set rand-dynamic 0: \/ g4 C3 h* ~* n/ R; C3 m
end2 z9 c6 ]1 S0 U0 \
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to setup-turtles
% o: H( E0 S. X1 v+ ^2 ?9 [set shape "person") l5 M/ u- L7 I6 @# l% R
setxy random-xcor random-ycor- m8 l! T& [* h: [
set trade-record-one []+ ]: j& V# B& l! ]$ k0 A
/ [8 J$ P/ G7 A6 r# E, `: j2 A8 B
set trade-record-all n-values people [(list (? + 1) 0 0)]
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1 l$ q' R% T' [set trade-record-current []- H+ ]0 \4 ^% q7 g
set credibility-receive []9 k5 L* o, o. @$ s0 b9 f
set local-reputation 0.5
) h* c0 N" K; C0 Cset neighbor-total 0
; p+ m8 ~: w4 T7 P" G# I2 Xset trade-times-total 03 `6 _& z( M) `$ }+ U! }
set trade-money-total 0
/ h9 O- x+ X* d/ D0 iset customer nobody
7 C9 R4 |) |) ~, h6 {. Zset credibility-all n-values people [creat-credibility]
, }/ ]6 l+ }" F% \" @2 V7 |) h$ Mset credibility n-values people [-1]' \2 u) X. A' @# ^* z! p
get-color
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" \- m' w1 L2 ~9 wend
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5 S: W0 x6 Q% ^* G+ tto-report creat-credibility
) F- ]; L6 i: K/ L8 ^report n-values people [0.5]) V# V$ z, ]4 p0 Z
end' y4 C4 B }- l/ W' k! E
8 [. ^: m. {% b1 kto setup-plots7 I( r! g: V: s [' I/ d
- m) S# m1 x5 T% z/ g3 x) Tset xmax 306 ]4 q# F( f6 ?& p: A: W
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set ymax 1.0
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clear-all-plots
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setup-plot1# K7 b8 N9 u c) Q% s6 G
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setup-plot2
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setup-plot3
: f& W7 Y3 o- C, Z5 }+ H- ^6 Mend
( v. s) T' G& n; O$ ^+ \0 W! b: M
;;run time procedures
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5 M- l% r7 D2 o7 ], z3 S0 G# U mto go/ j0 I8 Y2 u9 f) m+ `
3 s$ ]* b! |7 U- q. uask turtles [do-business]
- z) o( I/ q" \; h: k8 ^1 J. t" |end
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- L; G$ S8 W5 [6 j- n0 qto do-business ( r: z) a. T, Y
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rt random 360
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: Z( {( {9 ]0 ]: ?; ufd 1
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ifelse(other turtles-here != nobody)[
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# O& }& {; k: `- g/ |0 Wset customer one-of other turtles-here
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;; set [customer] of customer myself6 L" A: w# T6 n; H
9 W. }; F* l" m8 o* |set [trade-record-one] of self item (([who] of customer) - 1). j! e5 [# z$ _8 o' N
[trade-record-all]of self
& I$ n% P: W( v6 f2 v& ^ a;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self" @( s; E6 G6 s" B
+ k# C* x5 ~+ w- ]9 @3 w
set [trade-record-one] of customer item (([who] of self) - 1)4 ~# ?6 C# ~+ O& N) z" A
[trade-record-all]of customer! }7 } x: m; U2 o
8 @" q; q( Q) P% i: [6 ` b9 G; xset [trade-record-one-len] of self length [trade-record-one] of self1 T' P8 d, t: d9 P% H
7 I7 p( ?1 \6 ?set trade-record-current( list (timer) (random money-upper-limit))
% |8 n1 b8 ~0 a6 p Q& v& H7 j3 g- }, }3 x
ask self [do-trust]+ Y8 B7 }9 k: x$ [( D3 _
;;先求i对j的信任度/ _* _ j$ U- B7 }. O
* k( s2 J( c) [6 zif ([trust-ok] of self)- p& H5 O4 C' m4 G9 N
;;根据i对j的信任度来决定是否与j进行交易[2 N' [* U0 H& Q+ p5 G
ask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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do-trade, h E1 }. r; m: ~9 A) K
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update-credibility-ijl7 E9 X/ h } [2 {: i5 S) t0 {8 N
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update-credibility-list, `+ Z7 m7 E5 {1 t, W* Z
+ O0 X2 u( {4 w- N1 r3 u: R6 o
2 G0 C8 ], H( P, G4 s ~
update-global-reputation-list
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poll-class
) ]) G' c# ^# o, S0 L B; K! E; w' x& }9 D5 J# R. Q( H3 {
get-color' K: q8 A k$ W' s0 K9 `* X% G+ C
/ N3 ^9 m5 r0 ?& h2 M; s1 L
]]" C) q( E8 Y# J
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;;如果所得的信任度满足条件,则进行交易! L9 ^. C h8 G- L3 Q. W$ P
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[+ v" O! q; ?8 _. R* ?9 m
~6 p* q# }, @5 a9 c. G( d
rt random 360
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fd 1
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]
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end
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5 s9 A( a3 g% [to do-trust
" z! `2 y9 ^. r0 p2 |" Wset trust-ok False( P+ @1 m1 Y+ L" l) O; L
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$ r( [8 w4 z8 x: Z9 o, jlet max-trade-times 0
2 [) e6 ~' p0 M8 Hforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]2 v- O2 i! z7 }9 E' O/ y
let max-trade-money 05 a2 w, q* u' W% H
foreach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]
* m+ c% H) P' g+ Hlet local-proportion sqrt((item 1 [trade-record-one] of myself * item 2 [trade-record-one] of myself) /( max-trade-times * max-trade-money))
" S* |+ f; F$ Z$ R6 K
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, l5 \1 g6 V2 q- ?# E+ f& Yget-global-proportion
" G4 r( {3 C; e+ @& Ilet trust-value
5 s7 O. o) `3 S3 mlocal-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)
7 p: L+ \ x5 V4 T, gif(trust-value > trade-trust-value)
7 I, M; M3 S0 l% k[set trust-ok true]( w! ~( g( D8 N+ v
end
7 s n4 e& `0 z& x. I
5 T4 s$ S- n4 G; D3 c, |to get-global-proportion
9 t: \# d# S# f' N: ~, Zifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)
* [8 t4 R- c) q[set global-proportion 0]
* F* }) \, a2 q9 x[let i 0
% {! J7 }6 h7 ]let sum-money 0
6 v+ x& P: H" jwhile[ i < people]
# E( J! ]# ?: t! Z[
) k; V3 Q; r, fif( length (item i
1 B2 D) l* |6 e8 x+ [3 R& B4 U$ j[trade-record-all] of customer) > 3 )
$ C4 e: b* t3 S1 z[
& S' U& x3 [1 A3 L" jset sum-money (sum-money + item 2(item i [trade-record-all] of myself))6 f0 R& k5 c* q" e
]8 O$ }/ m; i9 }, f* }5 Q: d
]/ o2 ?7 t7 ~6 S$ D
let j 0% r3 O W3 c: W8 h! q! M+ E
let note 01 ?' O0 }5 {& T0 _" l* y" _) n
while[ j < people]* _8 z) C. v) M6 X$ |2 z- i
[
& [2 H" f2 T+ E' j. uif( length (item i
7 J8 B# W( ]$ {+ l& C5 f( r9 S[trade-record-all] of customer) > 3 )
4 N* Q! o/ |; o3 g& m" ~ U[
B" w8 L8 S/ }, U# @; q0 H7 ?ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)
9 {; c5 h+ C" _- S# J/ w[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]! r% I! o- r1 O* f2 P3 F& L, s
[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]0 U# V" Z/ t2 t
]
6 j" ?2 H! l D- V]% @% w) D: W3 m- {5 b& D
set global-proportion note
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9 O6 x0 ] r; E( O7 n* |end) A2 l! Y# K" w4 l5 ^3 ?
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to do-trade9 l; e9 y/ E# S3 u- {0 R
;;这个过程实际上是给双方作出评价的过程6 n( f8 O3 E: d. Y( q
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价8 r6 B. Q6 l0 T: o- C: U& ?
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价9 o0 d# x( J, Y Z/ A
set trade-record-current lput(timer) trade-record-current
( ?4 h$ ?. @; ];;评价时间' O- B o/ s( B/ O* g$ T
ask myself [1 h/ _; v' [, ? R$ E1 _0 l
update-local-reputation
/ `' X1 `+ Z& q( w; N( C/ Kset trade-record-current lput([local-reputation] of myself) trade-record-current) Z4 I. q; [3 _7 o
]
1 m# I( k6 ]8 ?0 K) N/ Hset [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself% t7 T. R& J0 ]: s
;;将此次交易的记录加入到trade-record-one中
! \3 g, ?" ~, Y O a+ hset [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)
5 W' K$ | I _5 klet note (item 2 trade-record-current ): i* A9 c; M ~- a
set trade-record-current
2 v8 [ N& N1 G- C% n+ y* F+ U(replace-item 2 trade-record-current (item 3 trade-record-current))9 u- a9 ?! [7 C
set trade-record-current( |0 X* `, A! J" j! @4 x
(replace-item 3 trade-record-current note)7 l* D+ v6 F7 l7 b
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ask customer [( I6 |$ _! D5 G0 `. `& ?
update-local-reputation Q# ]5 F) l+ ?0 p
set trade-record-current
) d0 P/ q& Y0 A0 ~# `1 ?(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer))
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set [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer
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set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer))( ^4 r6 l3 ^3 |
;;将此次交易的记录加入到customer的trade-record-all中
8 `; `5 d2 @! T8 N7 f2 [8 x0 Vend
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9 ~4 ?) V& b1 xto update-local-reputation$ i- P4 r `% K: V' Z, H
set [trade-record-one-len] of myself length [trade-record-one] of myself
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d# W* p* q7 [: o* z
;;if [trade-record-one-len] of myself > 3
8 I7 c* h" S9 n# Supdate-neighbor-total
. M9 T6 L- v5 O- e;;更新邻居节点的数目,在此进行( x! Z$ H, J. m7 e, u3 M
let i 3
8 j: E. R# Y8 E, F( y5 Qlet sum-time 0
% Q/ L7 ], o9 n) h9 Xwhile[i < [trade-record-one-len] of myself]
+ M" T% a) f) f z; S! Q[
9 ]3 g& f& X: q5 F2 J+ k" d. y: Kset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )
5 L" [* p K" v( Dset i1 O9 N, K( W) ]! V6 g" ` X: W+ w
( i + 1)- Z. h8 C) C( W5 U {9 T
]' T7 n" f3 g, q4 x$ K% _
let j 3
( m" }8 ?3 a- c7 O" {9 mlet sum-money 0
; T5 Q, _( n& H4 ywhile[j < [trade-record-one-len] of myself]3 k% X4 G7 F/ {# e6 ]4 B
[; C, N: @# D% l/ T5 z% f
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)6 B( I9 |" z, [
set j4 k& @/ M9 J& c( j* T$ G
( j + 1)
. i, v2 X C" A' A$ q]
8 ^7 {0 n" t4 y' s# Dlet k 3% r0 B7 E, ]. D
let power 0
. {4 @3 [6 Q7 Olet local 0
( o/ F# u9 {/ Vwhile [k <[trade-record-one-len] of myself]
( C! k& O% ^1 E[
x+ _* h+ G) R8 t, I2 ^; ]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)
9 y8 _8 m; }6 d5 x- lset k (k + 1)
; p$ B( U. N7 ?( w]
* ? W+ w9 L& x R2 hset [local-reputation] of myself (local)
0 v* \' Y; h6 d4 Eend
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- u& `* _8 D; C. {7 p+ u/ U0 ato update-neighbor-total
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if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
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end' [4 x' X5 t/ X. M' y [* ~
6 H" h) Y; X& x; yto 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。* b$ I7 o0 u' V6 t% `3 G& C
let l 07 ]/ c: o6 _4 B$ ^
while[ l < people ]
4 r1 ~. b# e! k2 u8 m;;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* S8 a* z* J) C8 R3 }! h0 \
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let trade-record-one-j-l-len length item l ([trade-record-all] of customer); [/ n' x$ L+ n
if (trade-record-one-j-l-len > 3)( _3 H$ J- y. F
[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
( ]' y; V' |; j4 Glet i 38 K# M) Q1 e$ x- y
let sum-time 0
! _+ V# j1 A3 J5 Y2 U$ F4 lwhile[i < trade-record-one-len]
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set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )$ s- I! B4 F5 a ?$ p5 M
set i! }2 o. s2 }2 y8 S i* F
( i + 1)" @& s8 [. S8 U/ Y1 V( b/ D& m) S
]' d3 w# q2 @: A; u' p
let credibility-i-j-l 0& d1 G0 g/ E3 e' p' _7 T7 M6 `
;;i评价(j对jl的评价)
1 s4 z! Y3 i3 H; z( ?( O# j5 flet j 3
5 Z5 n) b# b$ |let k 4, k; o" C; n$ u+ B
while[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
) B, G5 k: K+ W2 fset 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)5 K: @$ N! y _8 l0 [* i
set j
5 S1 Z$ g4 `5 @% G( j + 1)
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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 ))7 y; B% h, v3 P) P! E- W% o; o
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let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))$ ~8 z' o) j2 S6 b% \/ R
;;及时更新i对l的评价质量的评价( A, _* L1 w4 B7 W t3 k
set [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]- m- } I$ ]0 [0 x" {
set l (l + 1)
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% ]- K K. x0 mend+ }+ X' l( ]- M5 A8 C' ^9 @
. y, p$ {0 g, h$ Y s' oto update-credibility-list6 L3 _5 k( l( \9 d2 _4 t! S
let i 0
5 E3 E3 y% }) I& p5 }9 Dwhile[i < people]
! z6 d7 p/ B( s6 T[
- G" I0 |7 m7 S! glet j 0$ r! I* ^$ q+ t
let note 0
3 s# p t$ h9 _; Ylet k 0/ ~. E" E" f4 C1 ^. V
;;计作出过评价的邻居节点的数目
- D+ Z4 \( q, ~- t, _6 [6 fwhile[j < people]
2 z% f; Q) ~. P3 t[
2 H$ g, T2 l3 ]' c: W r6 I- g( [; eif (item j( [credibility] of turtle (i + 1)) != -1)+ O7 I- p) _; j. R9 j7 \9 c
;;判断是否给本turtle的评价质量做出过评价的节点2 |3 a+ m6 D0 q. _+ S- k
[set note (note + item j ([credibility]of turtle (i + 1)))' @; F; V6 b2 X
;;*(exp (-(people - 2)))/(people - 2))]
6 o7 r' A- m0 g: k2 | N) ^0 t2 mset k (k + 1)5 ^, Q* C: `) e' ~. ^) m
]
3 N, q* D; I: b# @set j (j + 1)6 H; C4 ~7 D) `
]4 a; y. o! {, Y& c
set note (note *(exp (- (1 / k)))/ k)1 R6 W" @1 s( V4 h" m7 h
set credibility-list (replace-item i credibility-list note)- |; J- c) }. M- v
set i (i + 1)+ w9 K) w p* U- O
]
4 L. T$ x/ u; Q) ^/ @end
+ M0 B7 R) M, V, Z" [* _3 F3 Y5 I$ J: H; v) L
to update-global-reputation-list
6 p3 d0 [- M. F8 ?! w+ qlet j 0
7 l# r! O0 {( a' o, E# X: u: g' p% D, fwhile[j < people]
/ m- U' |6 s# ~4 [; s[
( q! g" U) L$ @' [let new 0
! ]* Y$ T+ ]& o7 i& R8 {;;暂存新的一个全局声誉
3 D% w7 O' ^8 \, n8 _let i 0
1 a/ B) o3 Z4 O* u, u6 mlet sum-money 02 Z4 y- N! p0 ?, p; A. N. c; t3 k2 g/ h8 t
let credibility-money 0
8 }1 m9 }9 E5 w, x/ Pwhile [i < people]
+ Z# l" a- q0 ^/ }7 C |; U% g[
& R, X# U2 I Jset sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1))): P# y4 F4 w! E# J& |5 i8 C9 x
set credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))
b$ K, j6 a! _1 O" H yset i (i + 1)+ L; v" ` b* @ H: S( [# C
]8 R& ?' q0 Y8 ]" o8 g' a" c- t- e
let k 0. w* W/ Q: Z' |6 |5 J1 b6 }/ C
let new1 0 r8 n" Y0 d2 U3 R a3 P E
while [k < people]6 h, o' k& D0 m4 q( l$ N' N. i5 p
[3 m8 P/ f6 i0 h$ f1 s
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)7 d) k5 Z1 S* ~9 y9 O3 N
set k (k + 1)
. V9 v$ S8 J! ~/ K. j& A* ~] a& m9 `$ D4 |5 O; _
set new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1)
: ?2 [5 G& p ~set global-reputation-list (replace-item j global-reputation-list new), H1 s0 a, G. ^- i1 Z
set j (j + 1); M5 Q0 A, ^, i4 e# _* s( G
]
6 o- u/ @, x- n! ^2 K3 ~5 T5 Send
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6 n; f6 i6 @$ n7 m: q1 o# q; K& C+ z, T$ ~2 Y. I7 C1 q
$ a, w7 \% F6 t
to get-color# `3 f1 O) P$ l% y+ p* u
- A* @' l. d( Z1 @$ D* ]6 m! q# Uset color blue
0 S3 _3 G+ F- h6 U0 jend- @/ Z% o8 x) N' }6 j
. i, ~5 U, ~6 D3 V& `6 A0 uto poll-class' I* T+ d. z: {0 n6 B+ x9 n4 @
end
* t: n1 w& E3 A4 E
4 R) k$ c; @# h7 `2 x0 j' e. {to setup-plot1
9 \" i! q& ~) t$ V% ~/ M5 m
. P$ t( t/ b# y0 U) z3 V! yset-current-plot "Trends-of-Local-reputation"
/ {3 q, G: y3 u; N( O7 x
, k0 s7 [7 l* vset-plot-x-range 0 xmax
0 L0 p$ @, z& K6 L- U, `
8 i1 ~4 L! v& ^! \' _# X6 Zset-plot-y-range 0.0 ymax
2 E( x' {- t2 B" Fend
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to setup-plot2
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set-current-plot "Trends-of-global-reputation"/ R3 z8 u+ o9 j9 P
7 V9 C5 [) c0 g1 w& [set-plot-x-range 0 xmax
7 S! o" i/ A" [+ U, i+ o5 o+ k9 \: P# I6 A" m4 b i: w2 q
set-plot-y-range 0.0 ymax9 c0 g3 J! t1 m6 `. _7 I3 Q: c
end; w5 W& {1 C9 I. ]. |/ o
% o, O$ n! R; U3 q- U
to setup-plot37 t$ J8 K1 R; p
# I6 ^3 @4 w0 |% x/ M) w) ?) Cset-current-plot "Trends-of-credibility"" d! z$ B$ {) V/ Q& ?. O
5 k3 }- E3 R4 M% W
set-plot-x-range 0 xmax
. F4 s8 B4 V+ O7 n8 _
M ?/ Z. _2 P, y, @, L/ j8 D5 Fset-plot-y-range 0.0 ymax
) u3 N3 x* W) ]8 f2 Oend
( P3 j" W% R. U+ G3 h1 q
" ]) f0 H3 N" M* Y# Kto do-plots) I' E2 y# M" y
set-current-plot "Trends-of-Local-reputation"; W3 L9 ]& g- k+ x6 @4 n) H
set-current-plot-pen "Honest service"
7 a7 ]- K" N/ ]7 pend
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A9 a6 N+ ]& \[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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