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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
+ X$ {& x% o$ C' @ A$ Uglobals[
% A0 ~2 Q$ S: Z& Z8 M! Yxmax
% |7 e7 p; I3 u; D" w" ~3 v) ^ymax& F. m: k; o3 z5 T
global-reputation-list9 I$ u% M5 J9 w; i% i4 H' F7 k
; X/ w7 I! R+ g: P, [% T;;每一个turtle的全局声誉都存在此LIST中3 ^# q+ v' Q# P. s# {! J
credibility-list
L& Q) Y* d* x0 f( A;;每一个turtle的评价可信度
: P1 q1 X* F% l. j$ @' Xhonest-service
* k& w1 N" n! |- E* |unhonest-service0 ~4 b# w& n: ?8 U/ ?0 q
oscillation
1 A3 j' q) m5 q; o- ^rand-dynamic
) ~& U. s, J% T8 P S" n]3 k* f+ y! U, r8 a- @" \: B
, o, H/ \% O5 H# t: Kturtles-own[, N" @9 T- G# h5 ]! w
trade-record-all
6 a9 |, B1 `, f4 B6 t: Z$ ]" Y;;a list of lists,由trade-record-one组成* h# s& ], i$ \7 ]
trade-record-one7 O- o+ X1 B2 E9 `% m$ o
;;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]]8 y* k/ F- d. V$ a O( ~
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]$ W+ { W- h0 X# H( l1 x
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" ?' D# A1 U' p% U+ ]; m# b/ E
neighbor-total
! C# g( A& _7 {: B" D7 }: a- r7 K0 _! L# Q;;记录该turtle的邻居节点的数目5 h( b) e( n1 w/ |9 T: g2 k1 v# X
trade-time' t; ?' h7 c: F( y3 [0 D4 Z! M
;;当前发生交易的turtle的交易时间2 B: U" p4 e7 K7 y8 _, N v
appraise-give
3 e5 X$ a* k2 k$ ?, s5 w;;当前发生交易时给出的评价
+ Q; B, v5 a1 P! dappraise-receive) p' `5 N0 N4 U+ {; ~ A, v" f
;;当前发生交易时收到的评价7 X+ V3 d( G s
appraise-time- w* E3 F9 A, Q2 u6 ^& V. [/ Q$ c
;;当前发生交易时的评价时间+ U9 n" o1 j7 A' T
local-reputation-now;;此次交易后相对于对方turtle的局部声誉- Q: y. B- l$ X6 ? s0 s
trade-times-total
6 ~/ X6 ~# x! [1 z- n, o;;与当前turtle的交易总次数
+ v& b% ~0 z; H3 H3 ?trade-money-total4 H$ x. E! U( D8 V( T( U1 i6 N
;;与当前turtle的交易总金额1 k. D+ ~2 x3 [2 p5 @
local-reputation7 u# t; N' }, m% j7 g
global-reputation& M! p. c$ k1 _
credibility
& T3 q1 Z* [6 D z. v4 o7 z6 [* m+ N;;评价可信度,每次交易后都需要更新
$ [1 t0 F9 c+ h/ k) \credibility-all
% X8 I' [% d0 s) V A8 f;;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
2 ]) n7 N- T. a1 W4 x7 ~7 l; K8 P {) c; Z2 |) @8 }$ ?
;;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
8 i4 @+ y4 F: {% T* h- W, Ucredibility-one/ h+ b l4 N$ x: ?% h3 H! ]
;;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 t3 ~0 n! ?8 p9 xglobal-proportion
1 r$ i8 V1 l" ^) l) p8 ccustomer; ~4 d: T5 i# [' R0 J
customer-no7 y* b! G8 s A9 m
trust-ok
' P* w% Y# K2 ntrade-record-one-len;;trade-record-one的长度
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+ ~/ y- g# F0 k
' P. b3 Q! Z; h. r$ h& a. D;;setup procedure
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to setup# S3 s( W- W m
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ca: g: ?5 d* \0 Y
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initialize-settings
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2 U! |. O; | `$ i, Ucrt people [setup-turtles]; x8 ~0 o4 z: ]" O# j2 [1 m
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reset-timer0 f+ a( L, D+ F2 j5 Y; ~6 L* b# _
2 z% V/ B7 N) ]8 Z6 P8 hpoll-class1 t0 _6 W" [2 J }4 E/ V
8 g+ Q( T! o4 C' w8 W3 h& C5 l; asetup-plots
& a( O0 R! u, d0 r0 z. A0 f# a, G
do-plots
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( t" j! ^% V [' {! Ito initialize-settings
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set global-reputation-list []
4 q& f* \9 m- [) x4 e3 g# c6 a5 {$ l1 h: q- I4 b; v1 F
set credibility-list n-values people [0.5]+ U3 A: ^4 \. e; U
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set honest-service 00 W) h2 }- `; R5 u
1 J# k t7 W* x% g( V% Sset unhonest-service 04 s' F& N% T& Q( X# M; g5 V
, c% M& j, B, Y$ c; K% tset oscillation 0
- n% S9 h/ X% U( `0 h$ _3 F# E Y& Y V7 H7 B) ^, W6 p5 j
set rand-dynamic 0
$ v8 {4 A( {5 F, f0 S7 Qend
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to setup-turtles . [- f4 s5 S. V, `. L
set shape "person"
1 i9 C. h& c( m& Rsetxy random-xcor random-ycor% ]0 H2 U; J+ v' ]3 I
set trade-record-one []
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* J: v% t: E$ k+ X8 l( Wset trade-record-all n-values people [(list (? + 1) 0 0)]
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set trade-record-current []
! e9 q3 A6 i( K1 R" N2 B A: _, mset credibility-receive []
( H+ B" r/ n( \0 ]% t' ?6 @4 u* wset local-reputation 0.51 w1 R6 B( s0 K
set neighbor-total 0! n, [+ b% Y3 X7 M. I# R
set trade-times-total 0
* q% ~. P1 ^8 w7 g( W" o9 aset trade-money-total 0
9 Q: W0 ]1 H% C. W, d0 kset customer nobody
" g, X K6 c7 o9 bset credibility-all n-values people [creat-credibility]$ I$ }# `% z& i+ X4 i7 h
set credibility n-values people [-1]
. I" U7 J2 o% }& N2 }7 E& B5 fget-color/ B8 F3 \3 G/ N6 d; {
: T- m" j" ?- T& Gend3 h9 b, ~- Q& q. B7 [/ z6 ~$ a7 w
F* d2 N, r7 E$ Ato-report creat-credibility4 a* \( p& I+ {* g( u% C9 L; i
report n-values people [0.5]
7 }! x; W( Q: F* b1 Wend
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to setup-plots
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. X& c8 b/ {- h* m9 o2 X. ^8 u9 v- cset xmax 30. M$ J* H1 X5 u8 x6 c/ b: i
' V7 Y3 O. O3 ~# Sset ymax 1.0
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clear-all-plots, w) |. a- ~) b, }' y
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setup-plot1
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! b% y& G* F, }" r0 bsetup-plot2
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/ L# J9 e5 b% E& D; ]setup-plot3
4 |4 H+ e* r/ A$ A; i: W+ zend- ]: z0 a, |, S/ ^4 f2 @+ R/ ^
8 `8 a1 {3 }6 `, G) ?& v
;;run time procedures R+ ?! d7 S! U
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to go& c& f1 {6 Q$ w# T! J
5 B; o1 \ n3 H+ vask turtles [do-business]
' q5 b9 b( w# yend
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to do-business
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. N; F! B- v0 g) t: r! irt random 3606 G( A% _. c8 d. X5 s
( j6 }' V7 H7 Qfd 18 }% s( n: [) B
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ifelse(other turtles-here != nobody)[
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set customer one-of other turtles-here' F! b$ W2 C' I5 B4 P: ]
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;; set [customer] of customer myself
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set [trade-record-one] of self item (([who] of customer) - 1): j- d; ?0 h1 F0 ?5 ^% G
[trade-record-all]of self/ ~1 ?; N) L. V% k
;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self
( F& ^$ d" n9 k* Q$ ?4 a$ j6 @. {; M' p' S: y8 Z# K2 Z
set [trade-record-one] of customer item (([who] of self) - 1)
- k! m0 V7 }! R h ] q" n[trade-record-all]of customer; j8 m9 \( \5 h
8 W0 J: M% N( v3 T: oset [trade-record-one-len] of self length [trade-record-one] of self0 c) H; }0 s/ G. F) p
: e$ @, Z* D! ~ w, z3 }+ Cset trade-record-current( list (timer) (random money-upper-limit))% Z/ o# C( p4 y
5 H: C2 g' |5 @* x
ask self [do-trust]
+ H: E4 s3 M: {2 t; n;;先求i对j的信任度0 I' \. C0 c* M t- S' D. w
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if ([trust-ok] of self)
/ n9 A& y" }7 H3 {' X! t$ S3 B;;根据i对j的信任度来决定是否与j进行交易[
% h) O8 X- q0 nask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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[! c/ v' x% u3 ~% y
# [0 p/ z2 x1 q+ @
do-trade
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2 A& b' k+ ^; S! E4 b- F8 V7 ^9 R9 nupdate-credibility-ijl
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; n1 D2 J \/ y/ D! s) gupdate-credibility-list3 E9 B& R9 }) ~+ O5 y8 u: I& M! q
; e: K, Q2 V1 \* z# A/ c% X B0 x- k9 J7 z8 D5 C1 F( v) Y
update-global-reputation-list
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1 W7 t* h7 @2 A/ f; spoll-class
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get-color
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]]) y; x8 W; z( K
% j$ E" b2 M/ i5 r
;;如果所得的信任度满足条件,则进行交易3 D) R$ [( [* l* o9 ]9 ]! Q, J
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rt random 360
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fd 15 Y3 M9 ]+ W ]
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]
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% o; E' J/ x3 _' nend- W' }5 F' ?6 ] T& M
" _0 U4 i$ J5 ` h7 g: [+ oto do-trust
2 T* S- Z/ \! _set trust-ok False
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let max-trade-times 0
; {9 Y% H& a6 |, | x6 Lforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]
" C3 ?7 g8 f tlet max-trade-money 0
; i5 B) {6 n. Oforeach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]: x' R9 {5 W" y, U* ~, H8 L* ^
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-proportion
# ]; m5 s1 B& ]/ @ Clet trust-value/ ~1 r* r E3 M: J5 V# j% r4 t& ]
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)
$ z% R: t) T" Y' s" K2 P4 _2 v. W, qif(trust-value > trade-trust-value)
k/ @! [9 T ~5 n) o6 W[set trust-ok true]
8 b4 ?2 z% v# a% p5 ?! R8 ~end2 h% ]6 t0 |7 ?: e# c: N; _; G
8 @8 y7 P! K7 }% D* l
to get-global-proportion- z2 V- B" [& Q1 K$ f, I
ifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3); ]+ H. K% T6 a9 S" U
[set global-proportion 0]
$ B6 h2 l. G1 a$ D; i[let i 0) X+ x' B/ X+ j; H+ y0 t
let sum-money 0
0 W' ~1 q+ e' Awhile[ i < people] `- |, @6 X: \3 u$ X9 `( X
[# z5 a$ J7 H4 Z" j" @7 L/ T
if( length (item i/ d! [0 x7 p* O
[trade-record-all] of customer) > 3 )
$ B* W+ }' F; p[
9 n2 q/ ]/ _& h/ B, R, w3 lset sum-money (sum-money + item 2(item i [trade-record-all] of myself))
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]
) X! K! w! i9 |: D+ Elet j 0
; h) {, o b0 N+ r" Z+ G" Q9 xlet note 03 |8 h4 o6 u5 W0 \3 `! b
while[ j < people]$ c/ R9 o0 `0 M4 G( ]
[8 q1 H1 r$ D7 k z; M' i4 C" U% [
if( length (item i! A; W+ u/ P& w' x
[trade-record-all] of customer) > 3 )
; z8 J5 F$ x7 ]! q, o0 n$ q[
( j& m& s3 p4 ^0 `% C$ eifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)
7 S2 L# x4 l1 W6 u. s- V[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]' Q8 c4 ^ ]! e8 Y, Z: R4 i
[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]$ X$ Z; U0 q& U' q; Q" V$ ?
]
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set global-proportion note2 k/ A1 L1 O6 a4 G/ C9 c0 u: ~8 u
]) n: d* v- r: P
end
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to do-trade
* B: l- x$ h8 y2 w! ^+ L! g7 j2 G;;这个过程实际上是给双方作出评价的过程$ u$ Q( b/ n u- v% D8 e
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价1 _$ T8 V8 y ]
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价* S" m) ?; v9 T( E, O: r
set trade-record-current lput(timer) trade-record-current2 _- b9 t0 y5 D' B
;;评价时间
6 ~" \ {+ o pask myself [
& x* D C0 q/ w' N t4 Y9 Z7 q3 B/ jupdate-local-reputation- \8 _$ y% \5 g* d* B
set trade-record-current lput([local-reputation] of myself) trade-record-current, N3 N8 w- d5 i2 [0 s. D
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set [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself: P6 S* U* K( ~5 K$ Q! S1 b# e
;;将此次交易的记录加入到trade-record-one中
3 `3 H9 i& s5 I# Jset [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)2 D' K3 S! ~/ t) {3 ^' W- W
let note (item 2 trade-record-current )
$ `: h. k' D7 G5 {& s1 w3 L9 bset trade-record-current& x" f! G# Z; m% O0 H
(replace-item 2 trade-record-current (item 3 trade-record-current))
$ ?5 m" j" y# M; _. Rset trade-record-current
3 j* L* L+ \* S: r(replace-item 3 trade-record-current note)
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ask customer [: F( h: W- ^" F2 q
update-local-reputation/ q. ]5 N6 h" v5 a- S. [1 A* X
set trade-record-current' e% @1 G* Q2 g, C& E t
(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer)) 5 w# j" a+ e- m
]
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' m2 f9 E! o: k$ K- Z0 pset [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))
( I; v: m9 {! V4 R4 I/ ~;;将此次交易的记录加入到customer的trade-record-all中" L+ F2 Y. X; [1 L! A; e: I
end
5 L5 f% a! i. i9 Z7 e
) W$ A9 W. B7 f! }to update-local-reputation
) N% w0 u; w1 U3 M, L t& e/ ]2 Qset [trade-record-one-len] of myself length [trade-record-one] of myself2 M: C/ v4 W+ I: B/ b. d
2 P* V( ^' @/ g. ]+ a' s( `
7 J) D9 [4 |- n. V( N c% V2 s;;if [trade-record-one-len] of myself > 3
7 {2 L& V5 a3 Lupdate-neighbor-total1 ^& E; }! v7 A( R* }7 t2 B$ ?
;;更新邻居节点的数目,在此进行; m0 K& m" w' C* J4 H4 |
let i 31 x( S j! k! L J
let sum-time 0
* X, |, z. @1 Q$ [0 J3 Z$ Uwhile[i < [trade-record-one-len] of myself]
6 `, \" Z+ ?7 z& c P! {, h) z& W[
, a/ Z. ^: F0 F, |! A1 U5 h4 Kset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )
u1 `) `6 u3 r& J1 Zset i. N9 t% L- m, c0 o: O
( i + 1)
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let j 3
: N3 K; [& ~8 [$ L9 N: w( E) B7 jlet sum-money 0( c5 Y N! _& D F/ P" @6 D, N
while[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)
$ }# J8 B( Z1 J9 vset j
; B7 l1 {8 m1 v% S% A- ]" m; m( j + 1)/ C" x( j8 Y: ?7 D6 `
]
& T$ S1 K/ G& r0 X7 k' _let k 3/ {) h, l) B2 D; R* f7 N6 o
let power 05 e9 x: c& u- F6 @. M
let local 0/ B& b8 \' P# ^
while [k <[trade-record-one-len] of myself]
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9 ~" L/ T1 O2 ~/ H Bset 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)
) G8 X" J' }5 Y. P1 rset k (k + 1)
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set [local-reputation] of myself (local)$ ?! b$ ~% ~* H! }4 K5 _) }
end
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to update-neighbor-total" B ^; I8 J3 O8 Q/ E3 M# B
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if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]) n& H5 @; R7 ]: L" y, w
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7 {& m8 H+ E0 O( E2 Tend5 w: [0 J6 g, l: M0 p
( {9 Q1 i" U+ F* t: k3 Uto update-credibility-ijl , ]" B& j" I! C7 X0 Q! F4 `2 V; G
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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 K0 B) Y% Y* {% Q$ ~, Jlet l 0
( d% }: \8 V6 }* Q! q3 [while[ l < people ]
/ }2 a( J# o3 U% \: };;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): l" @% e+ L/ P6 O& ]! s n4 t; ^
if (trade-record-one-j-l-len > 3)5 }, ^! Q- p* G; {- p% p' @- j
[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-one1 o L2 n0 D' A
let i 3
; V4 L1 d0 a {3 i2 \let sum-time 0
; w- b6 h! o6 }, Vwhile[i < trade-record-one-len]8 e$ } `; S) }: S
[
5 M4 `2 o4 X6 m* E% ~set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )
/ G$ D, A) |* b7 Z1 a) mset i
, m: E$ J' s B4 j: J7 T( Q% R" @5 i( i + 1)' k& q# ]4 x/ X, d" @+ \
]
2 K M1 K* G6 [- ~" X) m7 hlet credibility-i-j-l 0! ? T y6 v2 P1 Y) M7 @$ O
;;i评价(j对jl的评价)
* c; ~1 Q+ [( Mlet j 3
( j$ j, V s* ^$ G2 `6 [let k 4. h- p; h) J# Q9 e" S; Q* Z
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" C" T2 ~ m5 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): w0 u# ]$ u# I) Q( Y
set j
: A" q/ t0 j/ \+ Y( 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 )), t, \6 Y8 ]. B/ K8 h
) H# { x( P* D5 ?* i1 X A2 Y3 P
let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))
b8 q- s5 v+ D9 X; q;;及时更新i对l的评价质量的评价
( c$ n) o$ o0 j. Aset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]
' h. U! z8 f/ ?) \! ^- F9 T9 nset l (l + 1)
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end; K( C8 g1 j% N! Z8 l! J2 g% y
8 }: s+ P6 x) O0 }# J `9 tto update-credibility-list
' {8 k# K" |. m) p( ]& l) d( w4 Nlet i 0, }) c( L2 Q$ z
while[i < people]
: c* q8 Y$ @/ g0 R[9 Z2 r. S1 {- g0 H& e+ k Z/ m
let j 08 W2 F, [! Z# K: c' ]& B
let note 0
) o3 W0 U8 N$ X$ elet k 0* z- N& j6 E0 ^% R. p* U7 `/ p
;;计作出过评价的邻居节点的数目/ X- g: d# @7 u
while[j < people]
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* E/ L: M) P7 l% Gif (item j( [credibility] of turtle (i + 1)) != -1)4 c& |; M V: u$ E" `2 e1 a9 L
;;判断是否给本turtle的评价质量做出过评价的节点! Q- F+ N3 M* N5 w: j9 P
[set note (note + item j ([credibility]of turtle (i + 1)))
L; r; g3 i9 R;;*(exp (-(people - 2)))/(people - 2))]+ c5 a2 @2 Y5 f
set k (k + 1)
4 Y, |9 j- e5 [3 }2 c S/ S0 [2 o]
: G: W9 A T1 E! Gset j (j + 1)
" G; V$ z" g) A, A$ _. G" H]3 C9 Y# F C- ~5 {( \/ y" p: Y7 a8 J
set note (note *(exp (- (1 / k)))/ k)1 j( ?- T/ k; n: L/ x' a' L6 b# W
set credibility-list (replace-item i credibility-list note)( ?/ e+ l- w/ `7 L
set i (i + 1)
+ p0 \: `, @' d& b]; R2 `2 N) o* P! Y# j1 a
end
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to update-global-reputation-list
N0 H* @' n( W& B1 I6 e+ Slet j 0( ]9 x. ^1 h% r$ V* A+ t# ?
while[j < people]
$ q- T e' L' \: f1 y" `[! P8 ^8 r0 R( B+ c4 f
let new 0
4 \. U9 m$ z" U# N, Q;;暂存新的一个全局声誉2 `8 ~: o" z8 S" q1 C2 E
let i 0
?1 Z. u3 Y7 j- u$ a; Z* glet sum-money 0
* n Y5 b7 k" L+ [5 O. W/ s4 Wlet credibility-money 0
" R( ^( F' s8 J' Q8 Z9 kwhile [i < people]# `. D8 J$ l7 c, F
[8 v" I# t- U! B. `
set sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))
) G6 N9 q. z! m* [% K& y4 m# kset credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))+ a* n! E K/ v/ Q' D
set i (i + 1)/ x+ V8 H% c7 d$ e L
]: G5 Y7 W& I" g U5 H
let k 0- D+ K4 }: x) A! V# E1 E/ U, E. E2 ^
let new1 0
, [# @1 |! f7 u' Z0 [% n3 Rwhile [k < people]
0 W, W+ S9 e0 z$ B. u& Y: h+ ][ J9 A7 @. E7 \- `
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)# L D0 m0 e: w# r7 T
set k (k + 1)- [( B0 y; ]' x: k+ b
]
3 h2 @: Q% e& [- g$ {$ m4 aset new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) . U3 O" t3 z) A( h& m6 ]
set global-reputation-list (replace-item j global-reputation-list new)
% ?( ?: B1 B0 jset j (j + 1)+ e( k4 t" J9 ~4 K9 ^8 H0 Y# G
]5 B, C4 h+ z$ w6 U7 b" X, l8 x4 m5 [# z
end9 d" `( O8 l' l ^; a0 ^
8 j( j7 @7 g5 I2 B& x5 l7 c( z4 I; g5 ~8 ^
; u2 x4 y# {# a: t- M' t
to get-color
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set color blue/ k) h% X, A s5 l+ G8 M
end
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to poll-class' N# T: u9 B. a% L) ?
end' Y3 S+ J3 J5 |/ d
4 @+ S' r5 @" K5 W1 A
to setup-plot1
% j3 L8 v! @5 ?; v5 q; x2 H6 j7 L+ T+ v! U, u, M0 Z2 t
set-current-plot "Trends-of-Local-reputation" o! T. b9 x' @8 b% f" ~
) F8 _) m2 E) D" m& ~8 m9 qset-plot-x-range 0 xmax3 d6 x' X: u: z) u: ?- q3 Q
0 a% f% x e% e8 l0 O/ _) ~set-plot-y-range 0.0 ymax# ?1 E; n2 q' i1 x: @0 g0 @
end
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7 Y7 B0 @: H" V) i8 B5 Oto setup-plot2! Z i1 }- o6 r2 `1 T
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set-current-plot "Trends-of-global-reputation"+ k$ M- h& r1 B0 f6 t# R
4 p! T* W+ R9 o2 X1 Qset-plot-x-range 0 xmax
3 y% U7 _+ t# a* {2 a4 B9 G% T6 S$ g' S; b8 ^- P( e
set-plot-y-range 0.0 ymax! Q b9 l3 n. T
end" _9 ?& b) H9 z* P/ T" \" e
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to setup-plot3
3 t3 p, R9 f( D; H. m, `: ^
2 _% f+ U/ o" O7 Q0 e# ]7 c- G: sset-current-plot "Trends-of-credibility"% U2 p9 w$ z3 W. D& C7 `3 O( q2 q
; F# j6 @' g3 j4 p- xset-plot-x-range 0 xmax
: k3 H! n% ^2 S9 H z( \ g: \4 X7 ]- b2 p
set-plot-y-range 0.0 ymax
/ w+ N p, T0 t0 _, tend3 b5 q! w) l3 {, _! T" O
U3 C3 h }$ ]6 e% v
to do-plots2 d- ]4 i2 C, G( d% m. l5 O
set-current-plot "Trends-of-Local-reputation": g7 u9 Y5 H" M% M
set-current-plot-pen "Honest service"- q- Y [9 k2 v
end2 s6 f" m8 D( Y/ D3 [6 n5 k
3 T8 u$ g$ m1 S: c" K3 c$ t9 H; c[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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