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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 H0 ^& ]4 p7 z( J# Y- G# H) d8 @
globals[/ o4 m, E m1 O3 _
xmax
u9 a J2 I% W* aymax
; y. y! {) i/ hglobal-reputation-list
7 i, C& Q' u. |' ]* `
! `5 o$ s- [, B;;每一个turtle的全局声誉都存在此LIST中
7 h( O" H8 Y8 ?$ qcredibility-list3 b4 j+ n2 _, g) f* \( Z& G
;;每一个turtle的评价可信度
1 A* G7 L1 n% t5 G: W1 lhonest-service9 k4 ~% _% y1 k H8 l6 L" s
unhonest-service
, s% G/ ^5 E2 U/ ]3 e$ Hoscillation
" v& J4 H: e' e/ u, U! ]rand-dynamic) `! r) r( u" O2 g& I
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+ w; i6 R' m. a' B5 G
turtles-own[% Z( K2 U' K; t' @' b# \; _
trade-record-all
t+ R0 p+ q3 A) B: k# z* o+ a( i" q6 u;;a list of lists,由trade-record-one组成
# W& ~; L5 d: otrade-record-one
9 N0 d& o1 p% H7 h;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录$ i& M; k# U/ S6 t5 E, U
& ]& |* M; N5 D;;[对方turtle的编号,交易总次数,交易总金额,[本次交易的时间,交易金额,得到的评价,给出的评价,评价时间,此次交易后相对于对方turtle的局部声誉]]8 ?2 D3 R" j9 \1 r& N( o
trade-record-current;;list,trade-record-one中的这个list,作为暂存用,[本次交易的时间,交易金额,得到的评价,给出的评价,评价时间,此次交易后相对于对方turtle的局部声誉]
! M" {1 t( m4 Zcredibility-receive ;;list,他每个turtle还需要有一个存储其他turtle对其评价质量进行评价的list
7 Q' a- p5 \) C% h1 Y3 Dneighbor-total
" l" n+ \4 P/ B" K8 F/ ^0 |;;记录该turtle的邻居节点的数目; e- U2 c& q/ q
trade-time4 I. q6 V2 [ B% r
;;当前发生交易的turtle的交易时间3 }& I, O2 Y Y) b$ m2 g' e0 M
appraise-give( O- k* b6 U! O" {8 w
;;当前发生交易时给出的评价
# ^6 M) n- a5 I) X7 oappraise-receive
8 V- Z; Y5 k3 ~% f W;;当前发生交易时收到的评价0 s( M9 _+ F) z' ^7 H
appraise-time
3 E2 {4 _6 ?3 ~0 @;;当前发生交易时的评价时间
$ W* T, j$ q9 \' C8 [0 alocal-reputation-now;;此次交易后相对于对方turtle的局部声誉0 r' U9 r7 x8 g0 |2 `1 f9 w" W( x
trade-times-total' J+ I- j, v# ?5 }. Q# L) ~
;;与当前turtle的交易总次数
# L- _* ~7 g' |: S- Q& z1 w0 j. ?+ }trade-money-total
2 h |8 d/ X0 h% A) Z1 T7 O; R;;与当前turtle的交易总金额3 w, Z6 D1 c x* D
local-reputation0 a! w+ R. e4 I& h; K+ h) W6 i
global-reputation# ~8 w2 U* Q# W' N4 t
credibility, P& X0 c1 O! q+ O" ^" f8 `
;;评价可信度,每次交易后都需要更新) [* H1 m$ R( T- ~$ m
credibility-all
& r2 F2 \3 B* m! G7 H3 s) O6 ~;;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0.5
; N& | K6 p9 vcredibility-one8 J6 j; e1 C8 x7 ]4 _
;;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 B$ |! c% v7 zglobal-proportion
! ^$ x' S G. j7 acustomer, N& y4 }% M/ Y- n+ v" c
customer-no7 S6 }# u) s& X! l
trust-ok& b5 {1 |$ A+ {; ]- d& V
trade-record-one-len;;trade-record-one的长度
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1 i5 n" B( L/ F7 s;;setup procedure Y4 }, o6 D& ^% @
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to setup3 v; ]5 i/ L3 l2 G3 e/ N1 G
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initialize-settings0 u! f; K2 {/ L) a
1 {+ ?1 g' j- d- s0 d
crt people [setup-turtles]8 A! u: d/ n1 C) n$ u2 Y) O% F& P
7 M9 }0 y9 u c& `reset-timer
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% k U- `5 Z% s0 a8 Vpoll-class
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- T% `% {/ O; L7 \' c6 @' I+ wsetup-plots7 l$ I2 _& F/ q
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do-plots q( s6 \7 v( j6 a( k
end; D |. a1 S; q$ ^; ^- [
6 S* O; Z# d& ^& w Ato initialize-settings F7 |6 \3 ~. ^
' m. w) G- Y$ r; \% b5 }1 fset global-reputation-list []3 H# q+ p+ | {
: H, P |* q! J1 j2 \set credibility-list n-values people [0.5]
8 f0 _5 p# t0 w s, g7 U* ~, b; B4 n: v6 ~
9 A2 h' [$ h. L6 I9 w) ?1 n- T5 Tset honest-service 00 x7 H7 k c, U& o; d7 A. Y, ]
5 e& `8 [9 T7 @0 n. s- a/ p- nset unhonest-service 0$ H* [8 z( i) W. g/ I
) x. V3 b9 f9 A- y+ ^0 P; T' oset oscillation 0
+ n' W- J4 e0 Y. o6 X0 v$ ~( R' ^# O* R$ M9 R& f8 A: F
set rand-dynamic 0$ B$ o& e( D" Q2 H5 Z. C: `1 C
end7 K" }; g/ [. b5 ~( F
% G. ^$ H$ W6 w" n6 }3 b' S* \6 _to setup-turtles
% F6 d- U1 {5 g7 a0 i: q! C0 C" Hset shape "person"
0 k/ p7 o# J8 y% Wsetxy random-xcor random-ycor
" ]9 J7 m: E% Q# Y0 T( ?set trade-record-one []7 ?/ {7 i2 s; R. W1 @& W# ^$ k
+ L& X4 J9 s, S& \set trade-record-all n-values people [(list (? + 1) 0 0)]
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set trade-record-current []
5 E. q% z: X$ S4 ~% K5 S4 hset credibility-receive []( y- g) _. b/ h; d9 ?2 J! P8 ~
set local-reputation 0.5
5 G( ?. i: R" X% a- @3 Q& iset neighbor-total 0, z- P- M& H) b
set trade-times-total 0( P+ _" @, Z; w }; P
set trade-money-total 0
& p8 G5 f1 \, }3 C0 @3 i3 c3 Vset customer nobody
" E. F: c, v' p* i; n3 z" Rset credibility-all n-values people [creat-credibility]; M8 _" h9 V" K' X) E [" v M
set credibility n-values people [-1]
- C( |. j" _) O. H2 z. B$ nget-color
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end
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to-report creat-credibility
% \6 l9 [2 F8 ?6 p) {report n-values people [0.5]
# }) L; x# Z. Q I |% \! jend
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- n( N5 T `# d+ }to setup-plots' H- W2 ]' _5 D+ p |$ V% J& F
( v" e$ O6 Z- [. {: ?6 pset xmax 30
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9 a. d. ?" w6 o% m: pset ymax 1.0. \- g, R2 _6 E% I! Q) B
$ E& Q6 f! p: i. l& q: x
clear-all-plots; A y, @/ \: V* R' N9 d& f5 \
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setup-plot1: i3 Q5 a1 w% A! f2 Z
+ j/ L. E0 W/ X! S A9 l
setup-plot2
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setup-plot3. [* G8 W8 r) w4 {* F
end
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$ B7 M0 g4 K. d, }8 q7 u3 U" L) M;;run time procedures
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7 ]$ I( Y# R0 P' J/ Eto go
# t9 ]. F# H9 E3 B) c- G" v) T8 h! [4 `* v" F# G4 o8 C+ H, O
ask turtles [do-business]
/ C& } l3 P$ a/ Gend
$ U8 ? n0 ^: \6 R$ U
2 y5 S) o1 O+ pto do-business
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5 L/ I6 U( W0 e" ^3 k
rt random 360
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; s. k# `2 T; I0 j9 x; M6 {fd 13 ^' e+ M. }0 F- o8 B: I* j
: F0 K# a* |0 W+ V. lifelse(other turtles-here != nobody)[
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9 y$ x7 v$ \3 Z0 O/ i6 Eset customer one-of other turtles-here+ O( Z$ E/ c8 _6 i: ~7 Y/ |: T. N
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;; set [customer] of customer myself8 ^8 L- T7 j2 `1 A7 I1 t( w% t/ ]
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set [trade-record-one] of self item (([who] of customer) - 1)
/ C, p8 \$ q( w. c R" X[trade-record-all]of self" [5 |. s( z9 L" L: u8 X
;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self
2 b. A! u5 g2 b8 d
3 f' Y: p9 f- s3 P8 l' yset [trade-record-one] of customer item (([who] of self) - 1) f& X! b$ l& K1 c& c$ B
[trade-record-all]of customer
# x& a% G: D8 i$ X/ K
$ }5 \3 E' H+ y. Oset [trade-record-one-len] of self length [trade-record-one] of self
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' ^; _( D! w, r6 p& u0 x* S, oset trade-record-current( list (timer) (random money-upper-limit))' I- ^1 u" d& y' z
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ask self [do-trust]1 m" H1 Q" o2 W4 g$ F
;;先求i对j的信任度8 ~' g% `7 S- o9 H: @
$ {! G& Q4 c$ R8 Uif ([trust-ok] of self)) ^+ l S7 [# Z" ?7 Q
;;根据i对j的信任度来决定是否与j进行交易[
j0 h* K/ F3 g" g% h& ~" K0 kask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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do-trade
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update-credibility-ijl- f; N5 G5 u6 v ~$ N: ]/ j
7 [8 [+ ?9 z0 pupdate-credibility-list
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% ]( z. W m7 e) z
update-global-reputation-list( K7 p1 p% m# q& K- s
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poll-class
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5 v/ j+ Z3 }9 R9 v9 U- D* [ Gget-color
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]]3 q% A. ]! C2 U4 y( G0 I
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;;如果所得的信任度满足条件,则进行交易
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9 [3 c6 a+ _* ?: p- K/ v/ t
2 r0 j6 y5 w' h' x" |5 Y. H- U% {rt random 360
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9 ]' x" t4 C, S3 @( m2 q zfd 1
9 E% @' e! a. t8 }- S4 l6 [9 q: t$ Y: H% M( j2 E
]
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+ e W; h& A( h6 iend
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to do-trust ; S, S7 P8 _4 ? }$ l+ y" C
set trust-ok False/ R/ B5 @3 L& H9 |6 O3 k" s
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& l; W* l2 Q& ?let max-trade-times 07 f. h8 T* f* S' O, y r0 l4 W3 r
foreach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]
, \' S5 T6 q6 y- j* G& T7 h4 ^# B# \let max-trade-money 0
& T2 l$ k# f% ^4 u" gforeach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]0 u8 ?) p; x# z2 {- {: F
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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8 e$ Y" q$ r' ?! v, g3 Cget-global-proportion3 v0 b* Z* I7 l5 b5 F
let trust-value
; {3 K" ]& @) `2 H+ M0 y5 D/ d. clocal-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)
) ]/ a) K7 [, V8 yif(trust-value > trade-trust-value), y# k' v& L/ f
[set trust-ok true]
' L9 Q% ~+ m; Z& rend
6 e+ z" f, X1 e4 g$ {; B/ U! ~$ t5 C( c1 \" P
to get-global-proportion, r0 b4 I0 `/ g" Y/ J
ifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)
: [ v4 d' z: ^[set global-proportion 0]" _# L0 a/ [: y2 `$ E7 e/ w
[let i 09 F1 J7 V% e. x1 K
let sum-money 0
r0 z* P/ O* ewhile[ i < people]% R1 Y3 y" q6 y3 T- w
[. y5 }7 n9 [. c( ^, u4 k
if( length (item i* e9 o5 ~( w9 A0 k9 V. y9 Y$ Z
[trade-record-all] of customer) > 3 )5 e8 y) u" B% m
[
" t- k9 J/ M- U4 W; Q4 H) D8 ]5 hset sum-money (sum-money + item 2(item i [trade-record-all] of myself))+ }# I( }" Q& z0 T
]
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let j 0
* o S* y1 v+ d! blet note 0
! c6 W7 G8 K5 c8 q3 _+ Z$ o3 n# nwhile[ j < people]3 j. J1 l9 i& a$ D$ r; P1 d
[
- w& e `! m) w$ g1 O: {1 [if( length (item i- a" m9 q; B7 N m) X6 n" I
[trade-record-all] of customer) > 3 )0 Z2 F6 c" w! S) _" G# @
[
1 M8 _8 ~" a! R5 N" Lifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)
; b0 z+ U, P% G( m7 G1 o[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]
+ s- X# [, R. R* Q3 _) c[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]' n( |7 Q9 V$ ~# l+ @% ~- K
]" H7 c6 `" }9 q! S
]
/ Y8 y" l4 n$ ^set global-proportion note2 B" j6 f H6 I5 i
]+ m: I- G4 i5 g& _. d
end. `" Q8 i. M/ F
. o, P1 F6 W; J4 Z Y Kto do-trade8 w; z! o1 {9 C9 S( g
;;这个过程实际上是给双方作出评价的过程
1 T/ _, M4 I' f# A( n$ C" |2 A0 rset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价% }% r, T- ^7 _+ N. f, _) q8 O4 G# m' g
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价
3 N% ]9 n4 E6 g, i0 R# Sset trade-record-current lput(timer) trade-record-current
. t* Q8 j0 r1 x- O! U;;评价时间' {$ y& g. r, V6 @3 A, s- J
ask myself [3 i: _" _; ]) g' Y5 `9 o2 ~5 t
update-local-reputation
( m: |0 ^3 Q% ^9 {set trade-record-current lput([local-reputation] of myself) trade-record-current
* ]% a" W' F) J' e]" c- Z) ^- L* {9 j0 H
set [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself1 n, z& t5 @, S8 N
;;将此次交易的记录加入到trade-record-one中; ~2 M0 @9 {2 s- D% [3 O
set [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)
0 k' C8 k8 ?# |; y; elet note (item 2 trade-record-current )! S* D( L- u$ l5 z
set trade-record-current
\, d! B! B5 h/ G, G(replace-item 2 trade-record-current (item 3 trade-record-current))
2 q! K5 K1 N$ V3 L1 [( tset trade-record-current
: U' C# \% u! l# l/ U7 b(replace-item 3 trade-record-current note)
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/ n# i% y% g$ h3 C/ k a- J' kask customer [1 E7 U+ ~! g( ? f( J
update-local-reputation
1 D/ Q3 @5 N k9 g+ \3 Kset trade-record-current
8 r" }' `/ w) _4 f& ^4 B(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer)) % @3 Q5 q* U7 d4 H
]; b2 n$ O2 k# Q! f2 V
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set [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer \( I; N5 u' b( k5 q2 @! M- y
5 j5 j8 a8 B6 e; B% _
set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer)): D" Q6 P! X, Z& S& c
;;将此次交易的记录加入到customer的trade-record-all中
e# w' k, ^4 D" _! yend, D& R4 ^2 [$ T b2 l" K% Y, B4 ]8 d
2 h: h! S: x4 Oto update-local-reputation
, p S' D9 f: H- `7 M2 g, vset [trade-record-one-len] of myself length [trade-record-one] of myself! v: `, q8 ^2 V8 z4 m
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;;if [trade-record-one-len] of myself > 3 8 \: I: c0 Z4 b, I: N; n/ ]4 T
update-neighbor-total
, H: p+ ^' k) i/ Y8 P;;更新邻居节点的数目,在此进行
0 Y- P- P/ p- X/ |3 `9 o" k: `let i 35 z1 y5 k' Q# t0 \
let sum-time 0/ |& g6 S, B$ k, ^/ B6 `) a& J
while[i < [trade-record-one-len] of myself]9 y9 o! m0 x' c d5 P/ ~1 N/ A
[
% b- H' }0 Q6 a3 S+ Hset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )" d. ? S5 s' w v1 ^
set i
9 F, `. B9 E; U( {3 o# u+ D8 i3 H6 t( i + 1)
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let j 3& Y0 y; z. I+ m# s6 p
let sum-money 0* h) T2 B! h, x: h8 h5 J4 U. b
while[j < [trade-record-one-len] of myself]( G9 `8 i4 ^; |0 r( T, o
[: X1 D I& X7 |. I
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)
/ h) _! q' n/ |set j
. l, m: O# J- i3 s9 Q# l. ?( j + 1)
7 ?9 d6 x' r' H; r( E! B Q] j _7 h! }3 K9 H4 @! j. X
let k 3- x5 R7 y- R/ m4 {; v& ~" U
let power 0
( d1 r) P, R6 `4 F1 c0 N: jlet local 0
+ z6 z# R* P5 s. X# T5 v$ [0 uwhile [k <[trade-record-one-len] of myself]& {4 b& Z* t8 A5 w
[
# h f0 K6 O; L/ _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) . p1 G- r' }+ o2 l. F G$ u( G! K
set k (k + 1)' p [6 n- K2 Z! ~5 }0 U
]
1 X* d. J0 I; r3 v% vset [local-reputation] of myself (local)
% d# f3 o9 s5 J6 q, v3 |9 lend5 w' X, H( t# X1 N- S
O- }% m. U8 \! N6 h
to update-neighbor-total
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; M1 o7 J+ k, f: D2 z$ }if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
/ S( v! K" E# ?" V; U% E4 A* ]4 |9 S8 Y: F2 d) ?
% M" L5 A# Y9 h, w: v5 T4 j/ u3 x
end
. f5 ?$ ^) V) R3 ]' x0 d! y/ B
; P# G( F7 U3 W( s7 Jto update-credibility-ijl % {. y2 d! e- ?7 K$ X% G/ {: M' y
# h7 [0 C- |2 d i;;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。# f3 P. Y7 s9 ^/ ]3 @
let l 0
- z9 U/ ~" H+ k( ]) H& @while[ l < people ]
# h( ?# R. V4 [* g- l; U1 b;;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' k2 a! B" U. {
[
. R/ S, ^* K. S1 g3 elet trade-record-one-j-l-len length item l ([trade-record-all] of customer)8 M' y( y0 ^" a
if (trade-record-one-j-l-len > 3)
1 c( h8 Y1 o5 `% s# W' B$ ]- A[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) I6 H* q% T7 u* \6 n
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let sum-time 0/ k1 F* I0 q) H- {1 L6 w& w
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)' V& C. D* I* d$ n: ~
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let credibility-i-j-l 0
6 i- ?% a2 f8 q" k. Z. y;;i评价(j对jl的评价)
+ {8 L: H# x( s- Z0 z! Glet j 33 _4 f) p6 Z( Y2 F/ E7 C9 ~( u8 ?" |
let k 4+ P' S0 [! w, R
while[j < trade-record-one-len]+ p* D; w+ A+ V( x+ e D" z+ L
[
+ c1 G; F) d/ t( Iwhile [((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
! F) W+ H+ z/ X7 wset 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)
m0 d: q( s$ S' Cset j) q- e2 K/ q1 Q
( j + 1)
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( N6 Q0 @8 [/ ^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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let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))7 f) C) `( ]1 A: y5 [* y7 z. J' z
;;及时更新i对l的评价质量的评价
/ I! X, [* U9 J- s2 jset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]* c3 Q7 Y/ I" t# j! i' q1 B
set l (l + 1)
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# J$ ?% _4 w5 a% D0 V a+ oend d4 V) G0 } [; H6 c8 U! m
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to update-credibility-list7 U* @" T* ^# u- R6 V* L
let i 0 o4 n) d" c1 B& X }. E
while[i < people]
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let j 06 ^/ W2 n( C8 O# y# i5 A
let note 0% \/ c% {- V# ?0 j+ M$ b4 O
let k 0
2 J4 t2 u- I; z3 J3 g;;计作出过评价的邻居节点的数目
' `/ C, T' Y: ~+ Y! Jwhile[j < people]
2 q' H4 w; a& e0 c g% K/ f2 g$ U[7 ^7 K; G. C% ~# ~
if (item j( [credibility] of turtle (i + 1)) != -1)
@( H8 s* ^( r' C% `1 v;;判断是否给本turtle的评价质量做出过评价的节点
$ j9 [, f: s. z+ f; }4 M[set note (note + item j ([credibility]of turtle (i + 1)))2 |, g* ` ]) _4 z/ {
;;*(exp (-(people - 2)))/(people - 2))]% Y2 X( u; h/ ^: ~4 D
set k (k + 1)3 O6 Y+ B* {$ f; G; O! r
]
# F s6 d" U6 _- w Xset j (j + 1)) j; F; e% g$ P7 \
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set note (note *(exp (- (1 / k)))/ k)
% z( m& a' L: J7 C4 S7 uset credibility-list (replace-item i credibility-list note)
+ C1 \0 o @, T! f- b* G# Eset i (i + 1)
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end
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to update-global-reputation-list
5 E0 ^$ `$ X; f8 klet j 0; A& n0 `" ~) I4 Y7 U0 V- w
while[j < people]! P& }1 L- R7 d K9 R5 n
[
; c1 ?; q* H7 q4 x" b& O, {let new 0
) b2 i3 M4 s$ a. N" Z+ A;;暂存新的一个全局声誉4 ?/ w }$ `7 z9 p- D- j
let i 0
' h7 w. s9 ^" D3 E' f$ Z& Elet sum-money 0
! Z5 w" V/ K' p$ L9 H" i8 S9 C; Tlet credibility-money 0+ C9 a$ ?' h8 W1 ~3 B* g
while [i < people]- \6 N3 l2 T9 [) [, D2 S K6 l& x$ b6 Z
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set sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))
m1 r1 z+ k0 k @4 gset credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))
% W5 t! E# O2 J ?9 g( l0 pset i (i + 1)
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let k 0
- p$ w9 G- s" d' u* llet new1 0
8 r% Z9 @9 x$ I! [& B' xwhile [k < people]5 q; D; E% H* J4 u! s" `; S
[
# ^/ q, r, N `3 ?8 N8 y% Q- e6 @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)3 ^' n4 q! E9 `, b: M
set k (k + 1)) b9 P7 m+ _" Q1 @( y
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set new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1)
2 }3 @) f7 C/ s# q) P, f0 sset global-reputation-list (replace-item j global-reputation-list new)% a$ x( a& X* m/ C
set j (j + 1)5 n9 i0 e" Y, g$ X1 [% \" z
]
- Q6 T6 f5 h0 _3 p- m$ ^2 yend" [1 c# M- |; Z) m3 a4 s+ y0 A% d
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to get-color
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7 B" u/ N! \" {+ Vset color blue# {4 m' [1 X) b! J8 ?! \$ v, t
end9 a: a/ `8 F7 V% f$ M# i
H% j" S1 S! N1 P/ b$ f/ l, k, Nto poll-class! l, [% Q% n5 @% s
end; s& C; p. Z2 t: N) k7 I
2 B# m0 I1 h) q3 m1 ^! a; h' z
to setup-plot1$ w* _% {8 @, z- Y
& E/ u% T$ r Yset-current-plot "Trends-of-Local-reputation"
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2 ^$ Y' `% {$ N5 Q! hset-plot-x-range 0 xmax0 p8 ~( D$ |9 K: d
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set-plot-y-range 0.0 ymax/ m8 O9 y* y) s
end7 t+ D% f! d0 {; C, ]
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to setup-plot2
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set-current-plot "Trends-of-global-reputation"
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set-plot-x-range 0 xmax o3 a/ z, j& {: ]5 [
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set-plot-y-range 0.0 ymax
* P" V. |, _+ d) Q4 Y" {( ]: M; fend
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to setup-plot3
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set-current-plot "Trends-of-credibility"
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2 O# ~0 W$ O( ?) X7 j7 g" Zset-plot-x-range 0 xmax
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& ]: u8 u# H% {% B% [8 B" Cset-plot-y-range 0.0 ymax
3 P! V, x0 a' D7 Nend- P8 X3 k6 C1 I( V+ h- I+ {
+ q! a: X* h x5 @5 Y, U! u. _: U ^5 Fto do-plots+ r" F" B1 K# O$ ^' p
set-current-plot "Trends-of-Local-reputation"6 C4 w A0 K0 e
set-current-plot-pen "Honest service"
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[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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