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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
_: ]$ Q- H* v" h$ k4 B6 ?& oglobals[' D) e" C' n' r* F2 G
xmax
: H& F h% c s( n( [ymax
+ ]2 s3 p( O! I8 N- V) Aglobal-reputation-list- H: N8 y5 f6 T) \4 y6 t0 z1 x
( h, L1 R7 K; |" M/ N( G;;每一个turtle的全局声誉都存在此LIST中
, o1 C4 }9 }# o% r6 ycredibility-list
; D; ~3 {: y# _& u;;每一个turtle的评价可信度- \& @9 T) p7 _$ |5 x! x; v
honest-service1 s8 T M9 E& v$ V9 U$ U
unhonest-service w5 C; E( `5 C1 a7 A% P! W- v+ g6 o
oscillation" w. i; q5 W0 y* h
rand-dynamic4 ^. i# |6 B: k1 T z, U3 c+ f. w
]
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turtles-own[7 B% o4 }& p! a9 M# Y; O9 F8 ^
trade-record-all
& \3 P. f# i- Z! R9 s;;a list of lists,由trade-record-one组成
1 t4 V# p$ f5 n; {. ~' Utrade-record-one
' ?6 Q: Q6 w d% R& X0 i) t- p;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录, J* \6 l: [3 w& f8 Z
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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]]5 i% n5 ?, t5 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]
2 J0 n1 W$ P3 z+ o7 }) 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list1 n! b& \8 E6 F2 g% t0 q3 S: L
neighbor-total5 T+ X% ? G! R3 X9 T& K
;;记录该turtle的邻居节点的数目
4 M* _7 u% y. L! H+ Ntrade-time
3 T4 p2 ]/ m) k4 b/ h* d5 _;;当前发生交易的turtle的交易时间& M+ o! v- {' t
appraise-give
0 Q8 U' {8 s ]7 H6 ?$ G- z9 I;;当前发生交易时给出的评价
( R; a4 _$ _7 b6 sappraise-receive
: T# v5 M& [' C6 G; U8 h;;当前发生交易时收到的评价3 j& `" K) M ~5 U& i
appraise-time0 x3 G- U8 O4 q: a" K
;;当前发生交易时的评价时间
p2 Y* X0 N! Q2 n5 Jlocal-reputation-now;;此次交易后相对于对方turtle的局部声誉
$ X* c2 j$ j; [( B5 W9 j; A" ftrade-times-total) H! h8 _2 C' F5 I6 r
;;与当前turtle的交易总次数
1 [8 l* d" }5 O, S& @trade-money-total' C) O. ?& A2 e! c
;;与当前turtle的交易总金额
H# a1 X! z" a' m8 Dlocal-reputation5 I; n/ U# z F. x) [) F+ V
global-reputation
. G8 B8 i4 b$ [1 ~" _5 Ucredibility
) V% t0 i2 O! J6 C# {. V! f& O, t5 Y;;评价可信度,每次交易后都需要更新
) ]% j3 u1 c+ j/ _% ncredibility-all7 h( F& Y) g- I/ 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 V' m6 B' }4 I+ h
5 X3 Y4 Z* a2 ]5 C* b) V" 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0.54 p' B% b( ?* M! [! f. X, Y
credibility-one3 m8 x' a, r) k; 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
5 N5 U! E* [; Y8 S8 k7 M8 D, U- L7 M+ Tglobal-proportion
, T9 { y( B+ z2 Hcustomer j- f. Z4 {: |, ^& O( Z* R
customer-no
* A$ _6 }% z3 Z, h* L4 X2 r" Y% vtrust-ok3 v0 T6 M. D2 g3 H U4 z3 d
trade-record-one-len;;trade-record-one的长度
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;;setup procedure% o0 D/ l! v& O* H* V$ K& ~4 O; I
) B# N, U4 O' ^to setup* D) k& |. C' o V# {: Q
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( `1 _$ z3 |, V0 D; r7 U! [initialize-settings
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& E! r f1 F* U3 Dcrt people [setup-turtles] y3 Y; f' X# ^% D3 L
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reset-timer, B1 X6 a) J9 r9 G2 y5 j9 T0 l n+ g
+ Y( Q$ E6 w( A+ s7 S7 }; |
poll-class; O1 Y6 Q n5 N' S. }6 ?: r8 W
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setup-plots& p# A" C& K: E2 {
1 a5 V# x4 l2 q- W( G6 ydo-plots
" k/ ~$ @+ \7 D' D; w3 Oend
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to initialize-settings* f' q9 }. T+ s, P
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set global-reputation-list []7 k& Q, ?8 V) C$ b: {6 D9 ^. {& G+ D
( E0 ?) D: V# O% Fset credibility-list n-values people [0.5]
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set honest-service 0
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set unhonest-service 02 f7 j& M s$ ^8 `, ]& M9 v
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set oscillation 0
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H/ w' p( N' K; j# P! N( {set rand-dynamic 0
/ M# d5 W! }' S0 Q) Nend
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3 l, G' l# k1 v7 w. e( Sto setup-turtles
2 u5 T3 S3 |; ^$ q; d/ @set shape "person"
% e; h2 N' c9 V) M2 z& m- Gsetxy random-xcor random-ycor7 Q' i3 H% D+ k" q
set trade-record-one []
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set trade-record-all n-values people [(list (? + 1) 0 0)]
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set trade-record-current []
l) H9 G6 l1 n& nset credibility-receive []
. N' F) W& V9 b( {: a; ?set local-reputation 0.5
3 }6 h4 X9 x1 q) q! A( p Lset neighbor-total 0
& f; m( o4 V2 ~& |. f4 `8 Gset trade-times-total 0! r2 X+ d! ^" x& f9 p9 x
set trade-money-total 0
/ X5 c9 [" f( k: Sset customer nobody" ?1 {4 a$ i, T6 v4 @: G8 w
set credibility-all n-values people [creat-credibility]% e0 K+ c; l2 z- H
set credibility n-values people [-1]$ E% u/ x' J7 _6 {$ k
get-color
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$ S) {7 R! u' F6 u) T$ Uend8 A# [# `0 c: h9 q3 r
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to-report creat-credibility1 X$ S- O7 Z5 R/ U! y
report n-values people [0.5] q0 R- I$ _" h, L* u4 H9 L
end
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# q# |; T- x. w. u" Hto setup-plots
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/ E: L9 O- B0 u2 C3 `2 a/ Oset xmax 30
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set ymax 1.0
! p3 R% o& W9 n1 ?/ z; z- w: N, w/ D2 J9 X" |! V7 r
clear-all-plots
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setup-plot1
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setup-plot2
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7 |/ d2 Z/ U- U( f" s& W! Isetup-plot35 t. x+ i5 a- L( B
end
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0 E4 ~9 N7 R% d# o8 B;;run time procedures" Y8 ^/ V8 _$ f- Z+ ]
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to go: y0 ~0 ?1 J e/ Z1 X
' Q3 v3 d- ?( Kask turtles [do-business]2 o6 B$ e0 m& T$ o" Y
end. K+ O C- @$ O5 j) b" b# U% r% q
$ ^6 e8 d- Q: |) e8 hto do-business ' O5 w7 b* H1 Y2 z7 ]$ B0 x
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rt random 360
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fd 1
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( \* S! ~( B3 A$ H3 {. l% i3 F. sifelse(other turtles-here != nobody)[5 @" |- q! p9 q5 \0 d
( @- j% t7 m( K/ I
set customer one-of other turtles-here
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;; set [customer] of customer myself
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' V/ a X: p$ z" |" m) w- lset [trade-record-one] of self item (([who] of customer) - 1)
2 S- U! u0 ~' h% Q, u[trade-record-all]of self
% w1 k- G/ d' V N2 w6 f;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self
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5 s: R% G6 O _0 s* l$ b& _5 pset [trade-record-one] of customer item (([who] of self) - 1)
9 N) }3 w% m1 G7 K- N+ D[trade-record-all]of customer
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set [trade-record-one-len] of self length [trade-record-one] of self {' w! z( l5 A& p# P2 P# m1 G
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set trade-record-current( list (timer) (random money-upper-limit))+ Q( z5 q7 q# x4 ?
1 n* \- T7 m7 ?8 Nask self [do-trust]+ ~4 a6 c8 B/ J9 O
;;先求i对j的信任度
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if ([trust-ok] of self)
2 I0 A, u- A. F;;根据i对j的信任度来决定是否与j进行交易[
" ]$ ^6 n" ^* P" s+ B( ^1 x- aask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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[/ u0 j9 F6 d5 a7 D8 I6 t. ^) Q- j* M
& I; E( `; [3 F' k- O/ tdo-trade" v9 a4 l5 X* s7 L2 t& T& V1 z
- S; p% _% K" x: Q* w: Z
update-credibility-ijl
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update-credibility-list
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update-global-reputation-list
, X! t" W% H6 \$ H3 Y% [
6 h! h, @& w) w- M) ?4 ^poll-class
& o, L% `4 W8 A7 h+ ~. }3 D' A: H- T4 N) o8 W4 O+ K$ D
get-color: z7 U% V% ]% I- X* |4 [
$ E# [. M% g* E
]]
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+ P# p$ U0 Z5 v F/ R a$ `2 M;;如果所得的信任度满足条件,则进行交易1 e; I" G: H$ \- \! r/ M& W% ^
9 E2 Y6 O0 S. x, a[
5 [+ R0 F7 D( N
7 y& x& o4 M4 H( Hrt random 360/ v) e! Y' \ b/ Z* ~+ ^
4 I6 o. H/ s, r [
fd 1
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end3 l! Q2 H; s! D* j
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to do-trust - {; i# K; i9 K' p; ?! Q
set trust-ok False& P% R: L. k9 s* a. h% r
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let max-trade-times 0
- y+ @) G& w2 aforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]
0 M7 d+ h2 ^( k0 Ulet max-trade-money 0
% j, v. m% Q* b* y. nforeach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]; P; h9 g! @# C& P$ {' v3 f# e
let local-proportion sqrt((item 1 [trade-record-one] of myself * item 2 [trade-record-one] of myself) /( max-trade-times * max-trade-money)); U! S3 w C2 l# h# W
1 w5 ^, A/ m% E$ h' y1 k
. L# n- Y) U; _0 qget-global-proportion4 B6 ]# z0 Q2 f4 d5 H
let trust-value" n, t8 |3 K$ V9 _2 z& Y
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)
+ ?; ^7 Y% P- a2 n% yif(trust-value > trade-trust-value)
! O5 p: ^8 y! i7 P[set trust-ok true]( s# S: A; r( ?0 x# {
end
( Q9 l/ t2 g: _% q% D U
3 k' Q" ?, y+ G) _to get-global-proportion
: \1 O2 k; I7 \0 _# jifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)5 s# e5 }8 b. L. E5 V4 K- w* F! [% ^
[set global-proportion 0]
- L: T3 W! R% b- D) l3 m3 i7 \[let i 0. s, a7 h$ |6 a. t g
let sum-money 0
7 P* @/ ~) E& t. M: Wwhile[ i < people]
# F& n4 O D/ q! q) @$ W. K1 v[
, z& ]$ h8 J- H+ E! qif( length (item i! i! S+ w4 H( w5 Z; Y* F0 }
[trade-record-all] of customer) > 3 )
( Z9 Q1 o+ t9 P" m[( @, e; {: F# a( n4 M
set sum-money (sum-money + item 2(item i [trade-record-all] of myself))3 x' |- u" L) D" |
]3 [* I f4 n+ L& V6 Y) S/ n
]
; I* F5 h5 W! r$ V% d% P: P Xlet j 0
0 K( p# Y' @1 k# t$ G7 b+ mlet note 0
5 }+ o' _0 d8 J( h# k( g! {while[ j < people]% @8 R( k4 c1 D
[' {/ {7 U6 C9 _. R1 a/ h, U& S
if( length (item i( _( }7 P, G1 [! [: m
[trade-record-all] of customer) > 3 )1 m3 h |/ q7 B& k. l6 _6 c
[; J0 X' w# H5 a! U$ a
ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)% h; N8 L2 ~4 W
[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]
; _: @9 f9 T; Y. Y8 i( L: m6 a* \[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]
% v# ^2 t3 q9 X8 a]& k8 a( O# R7 c/ F$ `
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set global-proportion note
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) b' x( F% G& `9 X/ L; S& rend3 k) j* a' D7 b. B' s+ P
; C: e, i$ ^7 Y$ S; fto do-trade
|6 f! i+ v( f( ]# p;;这个过程实际上是给双方作出评价的过程
/ H. M2 [: V/ k, pset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价
3 {' ?. z2 w. k9 bset trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价: v- a: q/ s0 M0 Q! t0 T
set trade-record-current lput(timer) trade-record-current
! b8 ^6 z" U1 l) {8 k) _;;评价时间
& X) D5 G5 }, J! \ask myself [
; X& l- D" R& s7 m; pupdate-local-reputation
6 r4 w5 w1 ?7 Oset trade-record-current lput([local-reputation] of myself) trade-record-current
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2 w; q2 [% }2 _: _0 `1 cset [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself7 l$ ?3 z$ v3 o: I6 S. i
;;将此次交易的记录加入到trade-record-one中
& [ d, ^# Y3 \# ?set [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)' g5 ?# r1 h- {6 ?- @6 r+ V
let note (item 2 trade-record-current )
, ]0 a! `/ u P/ L* v. kset trade-record-current. p. n/ n+ N5 I5 w
(replace-item 2 trade-record-current (item 3 trade-record-current))
, p2 U% v$ q1 ?* N/ v% Eset trade-record-current
& C& F8 h8 C/ [, a$ n3 R(replace-item 3 trade-record-current note)9 @" h6 L% x. w: {, G6 R' N
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- ?& S, D3 {5 `# \7 T
ask customer [
7 F6 d# M* p1 kupdate-local-reputation& s1 A2 B& @* K% d# ] K7 C
set trade-record-current
" N& @ ~3 [2 _+ z" _(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! f% {* @6 ]5 Q8 }8 Q8 Z" Q
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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))8 i# R0 u+ p5 ^* L% n0 `' ]7 v
;;将此次交易的记录加入到customer的trade-record-all中5 ^; {! ]( u: F& w( t( F
end( }& j* Z ~* E* g T
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to update-local-reputation
5 W" Y( S# R: @! A0 i- h$ V; {set [trade-record-one-len] of myself length [trade-record-one] of myself
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9 @, O* v, u) x
;;if [trade-record-one-len] of myself > 3 . I: [* [; Z. z( K! _- [
update-neighbor-total. E! z! _, n1 ?/ H5 ]8 }
;;更新邻居节点的数目,在此进行) \+ G: V) @- x `7 ^
let i 3
( E: r" Y7 L5 ?& Elet sum-time 0
1 p, R ^0 _* J3 Iwhile[i < [trade-record-one-len] of myself]
% o, m1 G0 {# s& ~( C[
, A( J3 H. |) V5 o( Dset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )
/ ]( Z. w1 ?. T( |* S* P' Gset i( P' q* h6 ]/ P, m+ f
( i + 1)3 k$ h2 ]2 ^' V; }! |% V
]7 o* {) x7 c" ~3 Q/ a
let j 3( H( y! k5 J/ I( F
let sum-money 0
# Q6 ^7 |) U) i' Uwhile[j < [trade-record-one-len] of myself]1 H# I9 N: F$ e: S0 E9 `9 x0 l
[; p+ u e% X# C `9 |8 D) I4 q( E, 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)- E0 X0 G- E- ^) Z8 W% \# t8 Y
set j8 [7 u4 J3 e! y& Q, X- \
( j + 1)7 L; d, T$ b2 J3 D* U! I
]
- H' T! ?' {# |. c' @let k 36 }* g: m5 f! P, i* H9 t+ A
let power 0
[; g$ s3 J5 C( q' {! Dlet local 0. W# i, I5 S+ f
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) ( m) t) ~/ U% X0 T* j- x
set k (k + 1)9 J! S* }. d1 J6 i
]
& G# [+ p9 J: Y6 X8 H0 z ], Oset [local-reputation] of myself (local)% _. F1 F, p0 ~" F9 k6 F' U
end
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J4 p: q9 _% j/ D5 Z+ Nto update-neighbor-total9 }: g( B7 I* c# Q! k. e
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if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
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+ L1 c# A" _; a0 G A. u4 ^3 }/ Zend
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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。& n6 L% @9 f/ e! @8 T0 x, \
let l 05 g7 _6 D9 c0 [7 I9 C
while[ l < people ]( Q; A1 f1 _! F9 I4 K$ s0 K
;;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7 M5 B$ ]8 H% m" k
[$ j' y0 g: F1 i; u: n, S j
let trade-record-one-j-l-len length item l ([trade-record-all] of customer)* Y% |7 p; e8 X& l z* d8 N. p
if (trade-record-one-j-l-len > 3)7 Q$ L! w6 j( [; h' }& v
[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# k' W0 n) _9 ?" N: T" H9 _
let i 39 B9 [3 P# ?$ j: R
let sum-time 0
$ [* D% K9 u& w7 {. ?- G3 ewhile[i < trade-record-one-len]
/ L9 E5 h2 W2 u. H[
7 }8 O/ w4 \1 X9 ?& @# [set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )! z+ w0 ^ H8 v; f4 c* J* ^) |. X# R
set i
! h6 c9 D7 s9 {& t1 I+ a7 Q( i + 1)
: \; V3 ~1 w5 C. u8 O* l* J& ^' P9 e5 ]]7 F0 r3 m8 _; s1 s$ E7 C6 |/ S
let credibility-i-j-l 0
- q$ S, @( n3 K, e5 \;;i评价(j对jl的评价)
/ E* V9 z% P4 u8 Alet j 32 T% x& ]5 `& @* n9 ?7 |( r1 S
let k 4
) Y2 I9 y( A. y% mwhile[j < trade-record-one-len]
% K$ ~1 F6 ~: a( d* h+ m[* m1 l( F& C( u& c. u5 h6 n
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
0 x2 Q: `7 y: X9 E& {" l, gset 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)
" B! y, i8 h( j5 @ A! ^set j
* ?" i2 I) B) w) z; @9 }, [& Q/ x( j + 1)
7 o3 e# I# b: W]
& C+ ]8 `! m; dset [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 ))
& x' |5 ?2 u9 b9 X! X4 \" y
* C/ p! F3 d/ E' k
2 q7 [% \! G6 q$ Z9 Nlet note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))
% ]; r. m Y, d6 F4 a/ b;;及时更新i对l的评价质量的评价
3 @4 t" O) A8 Nset [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]
' ]8 l0 p0 |; a# d: o! d3 Kset l (l + 1)
: j7 @, C; f# ]. Y' k []
8 f+ O, Y* K6 d7 @3 F6 R2 Vend
# I0 |5 f% H9 g: X% H% W2 j0 O( I9 H4 ^
to update-credibility-list3 {0 ]+ S K, H8 `2 K
let i 05 T5 X, l0 h& K) W& \! J& [5 O1 [" Q
while[i < people]) l8 B+ Y g; o3 p
[4 }- t# S# ]- O! K5 w$ r
let j 0
# x1 m; Q' S2 C W8 b) Blet note 0
; o* X) H6 p( A6 J" ilet k 0( b3 ^2 ]: R3 i A% ]) V8 I
;;计作出过评价的邻居节点的数目' T. x& \" T. i8 F; _: D7 T% L; z
while[j < people]
+ J+ g, g1 @" b$ T[
& w5 N' B; L0 }+ c# A% A/ T& v7 Oif (item j( [credibility] of turtle (i + 1)) != -1)
& l! i+ }/ G9 j+ l;;判断是否给本turtle的评价质量做出过评价的节点$ y7 j4 X5 n- ], Q" I7 S) X
[set note (note + item j ([credibility]of turtle (i + 1)))
3 w! w$ M2 P4 `. b;;*(exp (-(people - 2)))/(people - 2))]/ ~8 d) o5 t: u" n
set k (k + 1)' J: G9 v. j8 p2 m1 _
]2 U9 d$ h0 V" }! ?, M9 U& Q
set j (j + 1)
! f8 I6 q0 ]* B! H( r1 F0 n* e% v] j: H- B) t, v4 r
set note (note *(exp (- (1 / k)))/ k)
) V9 z. n1 F( V0 I# t* j6 ?set credibility-list (replace-item i credibility-list note)* B: V4 @% Z% \' O" h7 _4 C. [
set i (i + 1), B% P$ X7 i* O- \
]* h* R J. {8 b( n y
end
2 Q& n% f, j& p& L! j, n$ J% s& q: p2 _5 u. Q, J5 z% E
to update-global-reputation-list1 m6 c( V; N3 d r( s7 J; ~
let j 0; ]5 f S% f1 ~
while[j < people]6 F9 h3 q2 O) F( k
[
- a, E' W6 Y& ?" I7 f2 q8 glet new 0
; l- W' ~8 s- @: B, X;;暂存新的一个全局声誉
, S' p# H5 W6 J7 qlet i 0
" c5 s* @5 d/ p# M f$ O* J/ v5 dlet sum-money 00 B0 x/ |7 ]7 L* V8 h7 j* z, S
let credibility-money 0
/ E! E/ B& G# X- {: Jwhile [i < people]$ a6 M' U$ [ q0 E4 R
[
, h$ m6 i ?5 A+ [" Z* N) |& D2 Tset sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))8 `2 ^! g- Q* V7 L8 o9 r
set credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))
7 \" E; z9 ~3 |' J# Z4 c+ h @/ A. Kset i (i + 1)4 n( V0 l/ Q% D" H$ y( c( V
]
2 T3 s+ T# v/ _let k 0
: ^2 D! H2 ] y1 c4 m2 V( t$ Slet new1 0
+ f0 B4 ]. Y, E* pwhile [k < people], ]! b6 d z7 v3 X- C8 M, ~" N' N
[
$ x3 W/ Q, ~: Kset 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)
( U" u6 h( i( o" Bset k (k + 1)9 ?/ N2 }/ }) @# f% Y9 g6 A
]2 p9 j. j. y2 M5 S
set new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) % y% ]; n) E4 Y4 n5 O" F7 y
set global-reputation-list (replace-item j global-reputation-list new)
" P& V$ g# `0 V' s5 a: Nset j (j + 1)
. o5 r! @6 @) l0 J: I+ A2 A]% o. r% B# I$ _
end5 s: P5 ^0 Q) T T+ v5 ^0 S
' P1 _3 C5 x' u" A, s( ?9 h& @6 t& {9 f: M: z; e
5 @/ i3 d2 d: _/ f- e! ^$ \- x
to get-color
. a/ o7 A4 b8 U9 @; h$ i0 L
}" ^% D& ?3 T) D! Bset color blue
9 a' r+ {+ |, uend8 h/ T! ?) N8 l4 `# o: A
5 T5 o% w) [% K$ F* y/ B/ Oto poll-class
9 F' N3 ]) O5 ~. Z8 N8 Qend+ V4 a6 _5 M' l7 h( @' B
9 X% j3 n) T* P8 V% q |to setup-plot1
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set-current-plot "Trends-of-Local-reputation"
" }- E; [: L, e: K$ |. v8 b; m3 T3 ^' \
set-plot-x-range 0 xmax
6 P4 @3 G: a; o& z: H
7 P3 g# O* O5 L: g0 aset-plot-y-range 0.0 ymax
/ X9 c' T, z* ]& Kend
4 m; L: `$ i$ g/ H. u+ P. C
% h; P- P' P6 l1 G1 x" zto setup-plot2
- x8 M4 d: _8 I5 W D4 v4 c e) T: z
set-current-plot "Trends-of-global-reputation"
4 s; L; K, S6 k/ }, Y0 ~1 [% V2 G f" u& b4 Q0 i1 J
set-plot-x-range 0 xmax
5 Z6 [5 }8 T- _, c7 [
% c8 i) F, u1 Q0 N1 x( mset-plot-y-range 0.0 ymax
( Y% C; \- @6 Pend* c i4 j; g; d9 R. F
* P2 q- U0 n( L4 jto setup-plot3
( h4 Y* B( E B: T, Z" w
5 r, X, w7 b, h. s' xset-current-plot "Trends-of-credibility"
8 M+ O% j) {# n" h* x
" \) I$ V! s& Z9 x3 J, j& Vset-plot-x-range 0 xmax, U: `6 p/ d) H _ P! c
* J" @' D$ I5 W& i
set-plot-y-range 0.0 ymax6 Z; \& h2 W& m5 k( m% B
end
. U6 _& @, n# |: m6 b1 O" z$ g3 i1 b/ f" M" I h
to do-plots- k7 t0 W2 V5 d5 R; A, }* d
set-current-plot "Trends-of-Local-reputation") w- l# H/ J! l6 C* T6 a0 W4 V
set-current-plot-pen "Honest service"# [8 Q# R, N; o; R. J
end% R. R9 H/ G: ] G. U( t
; k# T/ L8 j2 j1 M7 U[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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