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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7 m- q# M1 R) ]0 v
globals[
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global-reputation-list
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;;每一个turtle的全局声誉都存在此LIST中; `6 w! P5 _& @4 m, {
credibility-list3 @9 P# t1 a7 g; r7 S
;;每一个turtle的评价可信度; L* p1 v' k2 H O6 k, r9 F3 d* G
honest-service
% y3 V& E1 |8 h( r) H) Lunhonest-service6 Q! [" k5 s8 }2 E% X; Y" k D
oscillation
" W% `0 Z$ m. i5 s- u9 R, _rand-dynamic
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! ^2 T' P: D y9 R
turtles-own[ V, v* I7 W |4 e
trade-record-all
$ a& s j7 i- h9 @2 ~. I$ \;;a list of lists,由trade-record-one组成
5 d1 [8 v- X3 vtrade-record-one% X* R* b/ J1 T0 }/ O( S/ }
;;list,trade-record-all 中的一个list,作为暂存用,记录两个turtles的交易记录$ b( e. L+ @: h& H, ~9 F [
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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]]! c3 a/ }4 ~: }3 F% g
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 k3 G3 [9 g6 F9 bcredibility-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. N& p2 C( D3 @4 e) J
neighbor-total
0 S& i5 P8 e. X4 ^;;记录该turtle的邻居节点的数目4 V; h1 Q6 C. U/ T1 P
trade-time+ M, U, O$ U' `
;;当前发生交易的turtle的交易时间& a7 @+ v; V* r+ V
appraise-give8 Y5 z9 F+ o7 L/ c7 i
;;当前发生交易时给出的评价' s6 v _+ t" g, @0 }& ]
appraise-receive
# z3 s, w3 K+ W; b7 g6 T;;当前发生交易时收到的评价: }* i U$ e1 w5 e
appraise-time
1 p+ M8 J- \3 P; w, _* j2 U7 {;;当前发生交易时的评价时间6 o) p/ |6 X; ^5 m
local-reputation-now;;此次交易后相对于对方turtle的局部声誉" A; I' l3 k! D W/ g7 P
trade-times-total
3 P+ n; m( d3 ^1 k9 n$ c5 G0 Z;;与当前turtle的交易总次数2 j) G" i# q0 x- ~ R) Q- G: r
trade-money-total2 J p6 w( r; F! I# t) E, p0 h, p
;;与当前turtle的交易总金额
6 ?# R7 p7 Z, Y3 j/ u3 v4 h/ @" _& x$ Flocal-reputation" O/ X+ y% b5 M4 A9 c
global-reputation
. o# h+ J" H4 z/ R$ x/ \credibility
7 k5 l' C, a5 F9 c;;评价可信度,每次交易后都需要更新
0 h# d; B- j( G: h& T! f. N6 {, Z+ rcredibility-all2 s. V% d# w; t$ D+ 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# R8 _$ T) i7 q
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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0.50 H1 H/ P. _, [9 U) h/ f& C T
credibility-one j8 @3 s" {- `" b. B) ^8 K
;;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! ~* h h+ S# \# V* j
global-proportion$ V: R$ e9 U9 V: U2 A
customer( o/ D+ N1 F+ y; y: j% r
customer-no
$ u, t% s+ @: G/ ~' _; S6 Utrust-ok
2 x9 n, {* w6 ytrade-record-one-len;;trade-record-one的长度
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n+ O% |8 c8 W, `1 b
# \0 P% Q7 z- [+ e1 I;;setup procedure! r/ z# x3 b3 u
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to setup
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ca) Y$ G- C8 j' p2 k5 r( j3 F
; ^6 o$ A( R: Qinitialize-settings
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K7 P& X3 A- W) D% Q. u, J/ P* Z$ zcrt people [setup-turtles]
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: w* f' k8 h# P" b8 d# H) F" _reset-timer) d! r8 V- {8 i$ {$ R9 H! i: B8 l0 b
6 `# d! ~5 O; _# e% x4 H/ A J0 kpoll-class
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! b1 a( l v0 [' F4 bsetup-plots, p- b+ S" C5 ]4 y
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do-plots1 I `/ D, d; I4 {4 P
end
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2 X2 x1 ?% g. t9 N7 Qto initialize-settings* s4 h" O0 a9 I$ i9 q3 ^1 E6 u
8 u, a M, Q( B4 xset global-reputation-list []
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set credibility-list n-values people [0.5]
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' f4 q3 Y2 ^* Y1 ]set honest-service 08 \* f+ q, @7 A/ T6 u$ R, \. t
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set unhonest-service 04 V8 ^7 s8 R& n& Q+ V! n
1 q8 j9 [" O M: v4 Z' Gset oscillation 0
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set rand-dynamic 0
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( i& l+ h# O7 x, \to setup-turtles 8 G5 j h$ `+ P& a# t
set shape "person"
8 O2 W2 w; z- ]1 K* b% R- nsetxy random-xcor random-ycor
) A8 \' {: ]. R( w5 aset trade-record-one []* r7 x6 E( T$ Y5 O8 Y6 p$ v+ t
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set trade-record-all n-values people [(list (? + 1) 0 0)]
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" v, @* i6 Z% {$ w: X, z+ R- `7 ^set trade-record-current []
U2 Y6 I( I9 G7 zset credibility-receive []6 c( k* c2 S3 k3 A3 z2 Y% C
set local-reputation 0.5
+ [5 n3 P" o3 W2 B, h& p) Pset neighbor-total 05 f3 a) K* W* @6 U* e
set trade-times-total 0
7 ?( V- Q. o: J. |set trade-money-total 0* p0 Y8 i, G8 A6 \8 S
set customer nobody
/ q4 g( ^, }* @3 p2 d, Wset credibility-all n-values people [creat-credibility]/ @4 _: p3 d' t9 m! E& ?; t; u
set credibility n-values people [-1]
. Z6 c* S% b9 Kget-color" _) t$ Q$ o3 y+ a* D0 d
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end5 m+ ~! X8 t8 ^& _- O
- ]8 J& v1 `2 e( r6 b, H0 Uto-report creat-credibility
. i* @- M/ ?" ^# R# ereport n-values people [0.5]
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to setup-plots! T0 ^6 e+ q8 c& G. C- H, k0 O6 U
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set xmax 30, M6 t/ F* t- d. Z/ c% P3 J
1 S& O. J; S. v1 v+ e$ g' kset ymax 1.0
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4 e6 n- s4 \# |" h. }. e, Wclear-all-plots3 i- L; Q5 \+ l0 r0 |) n, J. z
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setup-plot1
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2 u6 F- j! p) T, C* s3 }. asetup-plot2( S: U* P1 \/ O- {" O5 G* V: J
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setup-plot3
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;;run time procedures
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Z: Y& v' i9 r* |. j+ `to go* v% y; M8 y/ i# x, k' l
2 e% N: A7 W/ e8 zask turtles [do-business]7 q' X4 }- _6 v2 W; |& z
end" X' T9 ~# A* w7 k* Y( Z. r; g
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to do-business " a, e" p8 t9 h- y+ O
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rt random 360
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5 M3 h. `: f" `( Sfd 18 X" ]. J. [* y2 e. _: a S9 Z' ]
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ifelse(other turtles-here != nobody)[) F b' M# Y9 q3 b8 |
0 B/ |7 n' E5 G v: J) eset customer one-of other turtles-here
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J1 x4 @; R$ p; Q& S( T- W;; set [customer] of customer myself
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, Q& I2 ?" C4 ]% L; Bset [trade-record-one] of self item (([who] of customer) - 1)
4 f: p" ?. \* A; p7 p6 T[trade-record-all]of self
( A. `0 D" }% T- P( v( j8 S# J;;filter [item 0 (? ) = [who] of customer] [trade-record-all] of self! Q* |: \5 ]# P, d% `: G! |
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set [trade-record-one] of customer item (([who] of self) - 1)
3 ^% l$ P: z, L6 [8 _7 f, z4 L8 L[trade-record-all]of customer
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2 T$ h$ a) v+ Q m% H& U& m) Y- _set [trade-record-one-len] of self length [trade-record-one] of self
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set trade-record-current( list (timer) (random money-upper-limit))+ w- y5 t. @; c5 r) g
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ask self [do-trust]: L6 _, `. r- u
;;先求i对j的信任度
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- g6 L3 p. Z% ]3 \if ([trust-ok] of self)
* \/ b) ], B: m: `. ^' B;;根据i对j的信任度来决定是否与j进行交易[8 B. c+ q6 `9 U; \2 ?
ask customer [do-trust] if ([trust-ok] of customer);;这里可能会用到myself
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0 O( `# e# U" Z: @! i+ W- Mdo-trade
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% b7 v5 o( E0 B1 ]$ C# Tupdate-credibility-ijl
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$ S9 E: ]" y) C7 _5 iupdate-credibility-list- D. q: O: [$ l* i( G$ x
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: y G( [, d; l: F+ gupdate-global-reputation-list. h' t2 ?$ s. }
' i$ U" K$ d0 L$ j4 b1 \poll-class
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9 H: x3 ^; p- uget-color
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]]
$ \9 r; g4 f1 O$ n/ B- l- I3 d4 v1 c& o5 \
;;如果所得的信任度满足条件,则进行交易
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, _% _/ R1 P0 A+ X[) ]+ o1 ]$ F9 |# D( b: w
. k( }- O' S- A' Vrt random 360
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7 X. I5 m# C5 v) M1 _+ l4 Gfd 1
" d7 ^% D9 l4 Z' c. s# I5 T! ] W+ y, w
]7 W, T( v3 p; F- R- S
4 K% y* Y$ L% t2 q3 c2 i/ Y4 a3 `" `6 Cend5 A" u$ b7 ?7 k" W
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to do-trust 5 }+ r+ t+ |$ E
set trust-ok False
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3 F4 W. p6 J- ^/ ~8 v! Plet max-trade-times 0
! E0 e/ a( J' O/ V3 nforeach [trade-record-all] of customer [if item 1 (?) > max-trade-times [set max-trade-times item 1 (?)]]
/ g$ n1 O! k" y. U# klet max-trade-money 0
4 P' p4 U7 T9 C$ D. a3 |1 sforeach [trade-record-all] of customer [if item 2 (?) > max-trade-times [set max-trade-times item 2 (?)]]1 l7 A8 Q9 M% ~9 Z7 P! l9 a) V
let local-proportion sqrt((item 1 [trade-record-one] of myself * item 2 [trade-record-one] of myself) /( max-trade-times * max-trade-money))' H! r r; _& d" U
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3 |/ Z- d( P0 S2 w# F7 T6 [* c' zget-global-proportion
7 g% R2 V- m+ T# H9 m, elet trust-value
* u5 u2 J8 b8 K' Ilocal-proportion * (item 5 (last (item ([who] of customer - 1) [trade-record-all] of customer))) + global-proportion *(item ([who] of customer - 1) global-reputation-list)
! E9 ]# N7 _: c3 H& ^if(trust-value > trade-trust-value): o" P2 [% \2 I
[set trust-ok true]
! V- a6 Z1 s' ^1 u$ D6 f# o, uend9 M5 B+ x! V, i' {) z+ J \% W4 l
5 u7 s. G( f2 p: G& j
to get-global-proportion
s( s, k. [0 K b' {4 Fifelse([neighbor-total]of customer = 1) and (trade-record-one-len > 3)
/ ~$ h0 C1 E2 \; ]* b- ][set global-proportion 0]1 B4 ]) v; B6 P0 F7 h
[let i 0
/ a4 B- z9 F- y, Ulet sum-money 0
0 A: Y- Z P' u5 Uwhile[ i < people]
* }6 ?# h3 U& D6 ~[5 Z+ Q( ?% B6 U' M8 p0 b
if( length (item i
. l5 V: R* f$ A. O" x[trade-record-all] of customer) > 3 )
0 [0 m1 t! l3 R% Y9 ?[: P0 j# ]1 j5 V
set sum-money (sum-money + item 2(item i [trade-record-all] of myself))1 {9 M) V2 Y* F$ b5 s
]
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let j 0
4 W3 L, C9 \0 [9 l" s3 z( q- X! plet note 0
8 d: G2 ~4 O8 m6 I0 uwhile[ j < people]. G% ?7 r. a+ I+ Z' V, n P
[
6 j- I4 D; U$ P- _2 mif( length (item i
3 F" B: Q% a# T g7 {& z[trade-record-all] of customer) > 3 )$ q: D" |# ?$ [( A3 \
[' }) i5 d/ ?2 Y6 r0 m, N! i3 A
ifelse(item ([who]of myself - 1) [credibility] of turtle j != -1)
5 Z4 F/ s- V2 A0 X[set note (note + (item ([who]of myself - 1) [credibility] of turtle j )* item 2(item i [trade-record-all] of myself)/ sum-money)]
8 m6 u! A4 X9 `% ~5 r2 j; P[set note (note + (item (j - 1) credibility-list) * item 2(item i [trade-record-all] of myself)/ sum-money)]
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set global-proportion note
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end
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to do-trade- G w, p# j7 x3 B2 s; i* E
;;这个过程实际上是给双方作出评价的过程( m6 a: s) W5 Q) ?
set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 得到的评价
- y5 H1 ]/ l8 F+ }7 k4 ]: \set trade-record-current lput( random-float 1) trade-record-current ;;本turtle 给出的评价
- \7 u) q2 |4 t, [set trade-record-current lput(timer) trade-record-current: _# p6 ]) b. h8 {
;;评价时间+ T) N u+ w) ]0 Y! i1 z4 p
ask myself [' D3 o3 m) k# S5 w6 _7 E- V
update-local-reputation
2 t3 f4 v0 V# Z! V0 Kset trade-record-current lput([local-reputation] of myself) trade-record-current9 }* b4 u* C1 L2 L' V% h
]
3 G5 B: n# \& @& Pset [trade-record-one] of myself lput(trade-record-current) [trade-record-one] of myself
r1 ^7 A4 R- J6 r" b" q& _0 _1 z1 v e! T;;将此次交易的记录加入到trade-record-one中
3 G9 j5 F5 u" V" v% Sset [trade-record-all] of myself (replace-item ([who] of customer - 1 ) [trade-record-all] of myself [trade-record-one]of myself)
+ }* A0 d: r8 \let note (item 2 trade-record-current )
- m- G* R6 K. f/ y: H; dset trade-record-current
. I: ~8 O* B- [( T F(replace-item 2 trade-record-current (item 3 trade-record-current))
* `& @1 i/ v& yset trade-record-current
5 s1 ?3 t2 J6 x9 ](replace-item 3 trade-record-current note)
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ask customer [
3 T" G- T8 A# `$ Zupdate-local-reputation Y2 k4 k* D5 g! S2 B
set trade-record-current& D/ S6 H, T" X- v! g0 N+ ?. @
(replace-item 4 trade-record-current ([[local-reputation] of myself]of customer)) , _3 N2 E) o9 f+ {
]
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8 N+ w. v7 S& `& t
" o4 f) j5 I- @7 ?' ?+ aset [trade-record-one] of customer lput(trade-record-current) [trade-record-one] of customer* t2 @0 g. d2 i$ U/ h" p. v; s. h
5 d3 |! Z) s q7 R2 p8 {
set [trade-record-all] of customer (replace-item ([who] of myself - 1) ([trade-record-all] of customer)([trade-record-one] of customer))
; v2 u* ~4 W9 M4 |8 w+ f;;将此次交易的记录加入到customer的trade-record-all中
/ Z( d7 N; ^9 j. V& Pend
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to update-local-reputation
- p2 q, D) @5 r8 P, b; ?" W9 Aset [trade-record-one-len] of myself length [trade-record-one] of myself
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* R) |5 C( \/ a* n: d- T;;if [trade-record-one-len] of myself > 3
& R. b3 s7 K5 d$ Kupdate-neighbor-total
5 a7 {( |; h, q9 E1 R m9 W;;更新邻居节点的数目,在此进行8 W2 j7 ]% E% E1 Z1 ]
let i 3
6 o, ~/ d3 g# k# F$ w3 ?let sum-time 0
" h! }# x8 ^. C, P# o* ~, Vwhile[i < [trade-record-one-len] of myself]
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w. f0 _3 J3 G! r+ ^4 W5 Dset sum-time ( sum-time + item 0(item i [trade-record-one] of myself) )2 @& s* P- E: l) K
set i) P; h: J2 H6 d% B. S# [ l
( i + 1)7 d7 o4 ~( M2 j+ U- R( ` {
]9 {' \0 R, [6 V
let j 3
- ~" O# E- C; e$ ^7 Y3 rlet sum-money 0( q: q7 N- o" H+ V3 y! g
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)( N% H2 u) M* \( A8 E1 l* ^+ S
set j
( \% A' q' s' p5 D: \( j + 1)2 @+ l ]5 I( C- ? r1 Z* Z4 C* m
]- x% ^; Y1 \" l
let k 3
0 q7 ^6 E4 o) G- e) |# K% }- |let power 0/ C6 Z4 S) s( A; f4 P
let local 0: `/ Q- a& q0 u4 q
while [k <[trade-record-one-len] of myself]
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0 w( H4 q; J8 w: C' T: l9 dset 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)
5 J3 f, a; l! y, Q1 s \& _set k (k + 1)+ {8 g: l. ~/ V- H) W6 P
]2 ~" \" W$ O* e! X: r
set [local-reputation] of myself (local)1 ~" M u$ ~! Y
end- d$ j8 \4 X6 l" }, p( I: _- v7 U
0 b" K# z; M5 Q9 Q3 l: N( sto update-neighbor-total& P" Y, H# M$ W l' V4 X9 e
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if([trade-record-one-len] of myself = 3) [set neighbor-total (neighbor-total + 1) ]
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3 ]$ ~! N' g* l0 e7 O- n- o& Pend
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to update-credibility-ijl
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8 o2 H6 }: i1 v u;;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。8 w/ {8 y4 o* s% A: z
let l 09 W2 P! A8 K: Y3 V& m' m
while[ l < people ]9 X% t$ l0 e; z. N
;;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) `# ]: m. V( ?8 m) y0 y; k
[
- Q' ^& U0 [- p& @% nlet trade-record-one-j-l-len length item l ([trade-record-all] of customer)
- G* d0 } R1 {* @if (trade-record-one-j-l-len > 3)- ]0 P+ @1 w9 P8 G+ Z* [. m( r
[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-one7 h7 Y w% M' k! e1 s7 }
let i 3
% Y0 J( ^0 @, wlet sum-time 0
% W) F' G! M& i: Fwhile[i < trade-record-one-len]$ M( F6 _% C( ?2 q' m: l
[/ u( r S: F( i- d7 X7 m) g; g9 N
set sum-time ( sum-time + item 4(item i [trade-record-one] of myself) )& w/ Y: @3 G2 |" D* j1 p; g& ~
set i
) Q) Q; t+ @+ Z( i + 1)
7 T! V( u+ X2 c) }% D]
7 f& `( g S6 ?! L y7 Y" Elet credibility-i-j-l 0
3 {5 ~$ O/ E. p3 ?' s/ T;;i评价(j对jl的评价)
8 h: J" v- u1 ?let j 3
4 C3 O0 `6 I0 l7 o; plet k 4( h+ c/ P5 H `8 l
while[j < trade-record-one-len]) z) Z/ a! p5 L
[9 q) |9 g+ T4 \. t! e a- i
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
* I9 ^0 i5 ?* Q' i. V. E6 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)
( p; `# E! B- t* t5 |, rset j$ E" A: h' T) a
( j + 1)
# v) g( f1 ?* M+ S5 C0 J* \2 {1 R' n. ?]$ I, @4 c$ J5 A. p
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 ))
* r3 e1 S6 S+ s1 M) D# H: U3 j/ m1 p4 Q
( l. r1 P6 h' j! g/ ^, T% _
let note ((sum (item ([who] of myself - 1)([credibility-all] of turtle l)) - 1 ) / (people - 2))
; _$ M9 V9 S; H/ S& n/ H- \;;及时更新i对l的评价质量的评价. q- C: _( J+ t
set [credibility] of turtle l (replace-item ([who] of myself - 1)[credibility] of turtle l note) ]# e2 O; P) L& U" \
set l (l + 1)8 e- t* k# M/ D9 \; r8 B
]# i6 F: O0 l2 i
end7 O7 N0 \7 w0 K5 K7 _* y
! f- T; s; N0 @4 A' Y' w
to update-credibility-list
" R' }6 I3 l- elet i 0
1 O( R* H, d* O4 l' m( Ywhile[i < people]+ L. M% Z1 w4 d8 o- r
[
8 d6 W6 e4 t5 j! g, t/ w$ W# z1 |: Jlet j 0! L q5 a P3 \) ?5 q- @
let note 0
, O, v7 \ |5 E alet k 0: j4 q/ i6 a0 I- A0 E0 a
;;计作出过评价的邻居节点的数目3 v( `! e7 d4 P9 H
while[j < people]
3 ?! G5 ~2 }# i[7 l. x4 f1 ^' ^
if (item j( [credibility] of turtle (i + 1)) != -1); z+ I% o. a% V/ e7 ^+ o; Z9 J
;;判断是否给本turtle的评价质量做出过评价的节点
& n2 R2 g+ o. M5 P9 Q[set note (note + item j ([credibility]of turtle (i + 1)))2 j2 n0 {* {# w8 Q2 G
;;*(exp (-(people - 2)))/(people - 2))]. u8 [ e- c% Y% x2 D
set k (k + 1)- l! Z" [+ p( _, h
]0 L- d* u7 @1 Q6 ~: j
set j (j + 1)! R! `. t! a+ s, @% `' ^/ @) j
]
, F# {. ~) K4 @set note (note *(exp (- (1 / k)))/ k)5 Y+ Q2 C5 c! L8 c8 z
set credibility-list (replace-item i credibility-list note)1 U' v: n6 x' [4 E
set i (i + 1)1 o u+ T2 |5 g! W+ ^
]% F2 N9 u! r2 }3 o6 Q& f
end' i3 Q( [& I& O1 k
# U, G+ G2 ]) c/ k- f( Q
to update-global-reputation-list4 u9 ^: N- o$ f5 O, \
let j 0. |3 M+ F9 j+ S( z
while[j < people]2 q ?% V% e6 X5 ^6 g
[. c6 `) b, V u4 [8 J7 K
let new 0
7 N3 n' E/ z; E/ Z- ];;暂存新的一个全局声誉
) |# }" j7 V. n( q+ s( ?3 flet i 0
4 h) N$ Y$ p2 b2 W4 G+ e+ Mlet sum-money 0$ x$ s+ C4 s$ c& r. M
let credibility-money 0
8 t! ]' e$ B$ _, N0 Lwhile [i < people]+ z3 K+ ~4 F; a9 ^ z+ r
[
& U2 U+ q3 E5 [9 S$ F! ?3 Qset sum-money (sum-money + item 2(item i [trade-record-all] of turtle (j + 1)))# S" M! S2 j3 G7 U; E E/ E
set credibility-money (credibility-money + (item 2(item i[trade-record-all] of turtle (j + 1))) * (item j credibility-list))1 K4 v0 X4 N/ ~& Q: J5 o- E+ I
set i (i + 1)
; h% E9 v5 b. G0 t0 k8 f( k]
/ j& ]* R- G) Z* N% @( [1 [7 f* Slet k 0: e) U7 ~; s' \1 O1 N8 T! h" C
let new1 0# B6 c% Z' x. r/ J g. b
while [k < people]* {6 `. Z# ]& Y, P& x$ E; O) P
[
. C$ I' c) J7 y" P' Z9 j8 Lset 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)
2 a3 I( g" s" `! }% h1 nset k (k + 1)
8 d; r9 ~9 X N& k8 C$ l. y]
: R) @4 W y# G3 M# |) L! Vset new ((exp( -(1 /(sum-money * [neighbor-total] of turtle (j + 1))))) * new1) - T3 O1 c# [1 u7 K
set global-reputation-list (replace-item j global-reputation-list new); C0 j4 P5 x* C8 E* R
set j (j + 1)
0 k& z! P- E7 c) U! o. D$ h]2 R0 T$ h7 D q, W1 i+ L- e3 l
end
8 C) X1 s. i% m* o1 l3 j
a) G3 Z' w1 \
( u" P. b( ?3 d$ K
( P6 t1 W+ k5 vto get-color
+ ~# r! P/ X5 t" r5 n+ p: V9 h4 [/ ]7 n
set color blue
" v& X& h: X1 K1 R" L8 j3 fend. E/ N4 G" F. {4 ~0 S2 ]
; k' g! u1 W$ A" R' K/ Z( d3 q8 tto poll-class8 l; F' {" C* K2 x# j6 H8 T/ L; B" F
end
" N: M/ A, n6 v1 G) w: C" O- C7 q) v& R. @
to setup-plot1
! p8 t& ~% H8 }" Q6 b& ]( |2 d
3 ^4 d$ k4 i W. e/ oset-current-plot "Trends-of-Local-reputation"
# X9 i2 ^* `1 C2 y- H
3 |5 ^0 z2 _+ yset-plot-x-range 0 xmax
7 R3 D* K2 {' ~4 k, X# u# g# ~$ k, u2 C) |7 n! X9 W t
set-plot-y-range 0.0 ymax, I+ ^* p, [& f+ ~2 e |- J
end
6 M T( e% {' g" p3 _# n% s2 v! h8 m/ O5 c
to setup-plot2
0 ~ T# g& o/ z$ d, h Y, w& D* ^0 \& n+ }
set-current-plot "Trends-of-global-reputation"
# D7 e$ ~0 x! l3 M% |0 I& I' A: c$ R8 ^. I }. u
set-plot-x-range 0 xmax
, n9 c! ?; j/ i7 Y. o" p! s5 t2 Z7 u; x" A
set-plot-y-range 0.0 ymax
9 g* q; u9 {: [6 U" Pend7 }/ w& K$ ]& Q6 @8 }' O$ |; w
) F, `! L& z. g P; q' A3 e! zto setup-plot3- B) }% `9 Z: @) p
% [, R8 [% v8 B: ]" w9 [ F
set-current-plot "Trends-of-credibility"
% ]7 i( k2 V0 E$ H/ ]: O+ z; T7 d1 x! w) ^, w+ D; Q9 J, |
set-plot-x-range 0 xmax X! ]2 G4 p, r( L q& y$ f
' |0 {) W& M, U/ @2 U: Y/ Eset-plot-y-range 0.0 ymax
& _' j9 k& N6 l2 O* Qend
8 U4 E+ ~2 D) Y; N! ?
* c0 [% Y4 x7 i6 F7 w8 jto do-plots
+ p. C7 x8 w2 N2 S2 ]set-current-plot "Trends-of-Local-reputation"$ v5 _( Z8 L4 e# c3 t/ o. m* ^+ e( _
set-current-plot-pen "Honest service"3 ]4 ?3 ?2 W: y# v: t" S
end s* b2 o% k" r% P$ u
8 l7 j: H0 @' _[ 本帖最后由 Taliesin 于 2008-3-19 12:45 编辑 ] |
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