Collaboration policies for case-based reasoning agents

! # $ %'& )( * ( % +,(./0%'1.#2&3% 4657# 1 # 8 ! $ +9 -21 $ # & ! : %2;=< # 5 5 ! > # "! &?( @BAC 1D$ # E! () -F8 % G %' 5H % > I & ! J 7% (K -F! & %'L $ 1 # %NMPOPQR! & -. ( % +,(P57! &2# +,&7$ # $ %'& (U "I7# P 7( %hMVOWQi# &38N( +,%=% c 50%'1 ! +,%'& (U! 3( "1 # "! &?$ "I7% ]a1 # +,% 4W1 f?@kj)%l] > 3()&m "I 1 %S%K> # \?1 # "! &n5?! >'! % (l]d1 MPOPQX# $ %'& ( oqpr% % 1YMP&3( %' s7OP&78 % 8tMP&3( %' u# &78NMV+,+E! "L %S% 5?! > ! % ( @UvPI3%P%Sc 5?%'1 ! +,%'& (W("I342 "I3# r "I3%VMVOWQw# $ %'& (r! +EL 5 1 G %= "I7%'! 1U! &38 ! G ! 8 3 1 +,# &3>S%=> # \?1 # "! &3$N4V! "It"I7%'1 # $ %'& (q4P! "I33 q> +E5 1 +E! ("! &7$, "I3%P5 1 ! G # > *,]? "I7%'! 1P4P&_> # ( % ( @ j)%U# &7I 1 % %P5?! > ! % (U> &7> %'1 & ! &3$_# > >' 1 # >S* s > ( s # &38 1 \ 7( "&7% ( (E4P! "I)1 % ("5?% >S e -,& 3+=\?%'1h]P# $ %'& (=# &38)> # ( %E\3# ( % ("! :S% @ Keywords MP5?%'1 # "! G %xMPOPQ=s "! # $ %'& _MPOPQ=s3MP# \?1 # "! &ypr! >'! % ( 1. ! # $ %'& )( * ( % +,(./0%'1.#2&3% 4657# 1 # 8 ! $ +9 -21 $ # & ! : %2;=< # 5 5 ! > # "! &?( @zAC 1Y$ # ^! (U -,8 %SG %' 5K % > I & ! J 7% (= -E! & % $ 1 # % MPOPQ2! & -=# 5 5 ! >S# "! &0(C "I7# q# 1 %U8 % G % 5?% 8N# (r+= "! # $ %'& U( * ("L %S+,( @q{|% # 1 & ! &7$E! (U#E>S# 57# \ ! ! "*. "I7# P $ % "I7%'1Y4P! "I # 3 &3+E* ! (U# 4P# * (C8 %'} &3%S8.! # $ %'& ( * ( %S+# 5 5 1 # >IX] 1N8[! ( "1 ! \ 3 %S8R> # ( %.\7# ( % (N "I3# g>S# &(" 5 L 501 e "I7% ( %h8[! /0%'1 %'& h( > %'&7# 1 ! ( @z;i} 1 ( Y( > %'&7# 1 ! ! (Y&7%E4PI7%'1 % >S# ( % (Y "I3% +_( %' G % (=# 1 %E4P&7% 8g\ *N8[! /?% 1 %'& e53# 1 "&3% 1 (=1Y1 $ # & ! L :S# "! &7( @qvPI ! (q1 $ # & ! : # "! &3(U> # &,> &3("! 8 %'1W "I3% ! 1P> # ( % (r# (r# ( ( % ( # &38D "I3% *)+,# * &7=\?%,4P! ! &3$D $ ! G %x "I3% + -N# > %'& "1 # ! : % 8 ">S# ( %e1 %'5?("! 1 * x4PI3% 1 %=MPOPQX> # & \?%e 7( % 8?@P< &N1e# 5 5 1 # >I % # >Ix1 $ # & ! : # "! &Nf % %'57(q "I3%'! 1W5 1 ! G # %U> # ( % (q4VI ! %C5 1 G ! 8[! &7$,# MPOPQF# $ %'& q "I7# q4P1 f (q4P! "Ix "I3%S+ @q .1 % G % 1 s "I3%U# $ %'& (P>S# & > # \?1 # % 4P! "ID"I7%'1h# $ %'& (e! ]U "I7% * f %S%'5K "I7%,> # ( %E5 1 ! G # > * ! & # >S E# &382 "I7% *.> # &D! +E5 1 G % "I7%'! 1E50%'1 ] 1 +_# &7> %g\ *.> 5?%'1 L # "! &7$ @H;C&7"I7%'1t( > %'&7# 1 ! -w! & G G % (l( >S# # \ ! !a "*3oF! N+E! $ I \?% ! +E5 1 # > "! >S# q -eI7# G %=#E>S%'& "1 # ! : %S8.> # ( %U\3# ( %e4PI3% & "I7%e8 # #h! ( -E\ ! $ @ AC 1e1 % ( % # 1 >I.]d>' 3( %S(e&) "I7%h( > %'&7# 1 ! ]P( % 53# 1 # %h> # ( %=\3# ( % ( "I7# x4P%.4P# & g -) 3( %.! &#K8 % > %'& "1 # ! : % 8i] ! &D+,8 % @ vPI3%=( "1 7> " 1 %,]q "I7%e57# 5?%'1=! (Y# (P] 4U( @z£[%S> "! &y¤Z5 1 % ( %'& ( "I 1 % %,5?! >'! %S( "I7% MPOPQ6# $ %'& (h> # &w]d46 ! +E5 1 G % "I7%'! 1 5?%'1 ]d1 +,# &3> %_> 5?% 1 # "! &7$ 4P! "IK"I3% 1=# $ %'& (C! &)#x+= "! # $ %'& ( * ( % + @HvPI3% &|s=( %S> "! &m¥K5 1 % ( % & (. "I3%DMPOPQk+,% "I78 "I3# "I7%e# $ %'& ( 7( %P! & 1V>' 1 1 % & P% c 5?%'1 ! +_%'& ( @PvPI7%C%Sc 5?%'1 ! +,%'& ( "I7% +,( %' G % (P# 1 %U% c 5 # ! &7% 8x! &x( % > "! & ¦ @rvPI3%P57# 5?% 1P>' ( % (P4P! "I 1 %' # % 8.4P1 fN# &38.> &3> 3("! &2( % > "! &3( @ 2. POLICIES FOR COOPERATIVE CBR ;+Z "! # $ %'& )( % 8T]`2w# $ %'& ( sU4PI7%'1 % % # >I3# $ %'& ,« ¬ I7# (x#)> # ( % \7# ( %.®W¬ ́@μ<d&2 "I7%x% c 5?%'1 ! +,% & (`1 % 5?1 % 8)I3%'1 %N4P%,# ( (" 3+,%N "I3% > # ( % \3# ( % (x# 1 % 8 ! ( ¶" &3>S l ·7« ¬ ­ ́«C ̧K1m§6 ̈qooV® ¬r» ® ̧Dak1⁄4's ! @ % @U "I3% 1 %Z! (U&3-x> # ( %E("I7# 1 % 8.\ * 4P-,# $ %'&  (e> # ( %Z\7# ( %S( @UvVI ! ( ! (P¶" 7( e# &)% c 5?%'1 ! +,% & # U53 "! &2# &78μ&7Y#,1 % ( "1 ! > "! &y&D1 +,8 %' @U< &N "I ! (P] 1 # +,% 4P1 fx4P%C1 %S( "1 ! > P1 ( %' G % (e -h# &7# * "! > # # ("f ( sP! @ % @m K( %' % >S "! &3$K] 1 +1⁄2# &T%'& 3+_%'1 # % 8T( % h]=( 3 "! &3( ¢ £ 7+,+,# 1 ! * sE! &m "I3%2  qX+,8 %K% # > IoMVOWQk# $ %'& 3( %S( ! (h4P&)("! +E! # 1 ! "*2# ( ( %S( ( +,%'& h -g1 % "1 ! % G %x> # ( % (=4PI ! %,! &2 "I3% | ¡  q2> 5?%'1 # "! &X+,8 %.( G %.! &  -2«  ̧ @£ % > &38?sh# ] % 1.«  ̧ I7# (_ "1 ! % 8F -)( G % 7("! &3$)! (g>S# ( %g\7# ( %t®  ̧ sr! ,( %'&78 (`\7# > f #N+,% ( ( # $ %x "I3# e! (=%'! "I7%'1 . ! ]P! =>S# & &3E( G % YC1h# ( 3 "! &R% &38 1 ( % +_%'& g1 % >S1 8R£ QY'@P; £ Q6I3# ( "I7%g] 1 +   ­ ̧  ­! V­ «U ̧#"'su4VI7%'1 %, "I7%x> %S> "! &3]h 23À   $ a2 %Z7   $  ­ ̧  +,% # & "I7# W "I3%Y# $ % & P«  ̧ I7# ( ] &78 ̧ > # ( %S( ! &.> # ( % \7# ( %_® ̧_%'&78 1 ("! &3$N( 7 "! & '& ! @ % @U "I3%'1 %h# 1 %h#,& 3+=\?%'1(  ̧ ]h> # ( %S( "I7# # 1 % 1 %' % G # & K ("! +h! # 1Sg] 1 % &38 1 ("! &7$ # (x# ( 3 "! &X] 1) q@* q# > IT# $ % & ,«C ̧,! (=] 1 % %x -.( %'&782&7% 1,+,1 % % &38 1 ("! &7$g57# ! 1 (U! &)#x£+ qQ=@ OW%'] 1 % 5 1 % ( %'& "! &7$F "I7%. "I 1 % % 5?! > ! % ( ] 1N> 5?%'1 # "! G %2MPOPQ=s u 3⁄4E3⁄4h   ' s, P  er 2.$  / # &38NU 27À 'Àhr 2,$  / 5?! >'! % ( s?4P% 4P! r! & "1 8 3>S%E "I7%EG "! &7$x+,% > I3# & ! ( + @ 2.1 Voting Scheme vPI7%PG "! &3$=( > I7% +,%P8 %'} &3% (q "I7%P+,% > I3# & ! ( +b\ *=4PI ! > Ix# &_# $ %'& 1 %S# > I3% (r# &,# $ $ 1 % $ # %C( 3 "! &x] 1 +#e> % > "! & ]?£ qQC(r>S+EL ! &7$F] 1 + "I3% 1)# $ % & ( @ vPI7%l5 1 ! &7>'! 5 %F\?%'I ! &38b "I7%2G "! &7$ ( > I7% +,%P! ( "I7# q "I7%P# $ %'& ( G %P] 1q( 7 "! &.> # ( ( % (P8 %'5?% &38 ! &3$ &) "I3%h& 3+=\?%'1z]W> # ( % (= "I7% *x] &38)%'&78 1 ("! &3$. "I7( %h>' # ( ( % ( @ 0Y4P% G % 1 s?4P%E8 -,&3e4P# & e "I7# =# $ %'& (UI3# G ! &7$.+,1 %=& 3+=\?%'1 ]r%'&78 1 ("! &7$g>S# ( % (P+_# *hI3# G %=# &x & \?&78 % 8 & 3+=\?%'1Y]rG % ( 1 %S$ # 1 8 % ( (x]Y "I7% G % (,]Y "I3%N"I7%'1x# $ %'& ( @)vPI 3( sW4P%x4V! 8 %'} &3%x#,&71 +,! &F] &3>S "! &2( -x "I7# =% # >ID# $ %'& eI3# (=&7% G %, "I7# =>S# &K\?%h] 1h#x & ! J 3%x( 3 "! &X>' # ( (E1e] 1 # > "! &7# * # ( ("! $ &7% 8. -=#e& 7+Z\?% 1e]^>' # ( ( % (U8 %'5?%'&78 ! &3$x&N "I7%P& 3+=\?%'1U] % &38 1 ("! &7$ > # ( % ( @ 71 +,# * s3 % 21 3| "I7%=( % P]r# $ %'& (U "I7# PI3# G %=(" \7+E! % 8N "I3%'! 1 £ qQC(N -K# $ %'& « ¬ ]d1x5 1 \ %S+4 E@jl%.4P! h> &3("! 8 %'1) "I7# « ¬ 1 1 3|# &38N "I3%U1 % (" C]r« ¬ "1 * ! &3$, -h( G %5 3! (U# ( -E1 %'! }7% 8 # (U#x£+ qQ=@3vPI7%=G %h]u# &)# $ %'& U«C ̧z161 3 ] 1U>' # ( ( ! ( 798 :<;  ­ «  ̧ qa ̧ =2> ?A@  ̄ ¢ ° ° ° ̧ @ 4PI7%'1 % = ! (U#E> &3( # & U "I3# P&t1U% c 5?%'1 ! +_%'& (C! (U( % P B @W< ! (=%S# ( *. -x( % %, "I7# =# &)# $ % & => # &D> # ( =#,] 1 # > "! &7# WG %, "I7# ! (=# 4P# * (Z %S( (=1h% J 7# W "I3# &CB @h;e$ $ 1 % $ # "! &3$) "I7%EG % (e] 1 + 8 ! /?%'1 % & =# $ % & (V]d1Y#,>' # ( ( 4P%eI7# G %=\3! &2>' # ( (C! ( 8 G 3  V­K1 3  aCE,UWV+_# c ̄ ¢ ° ° ° DFE GHGH8I: ­K1 3  ! @ % @ sr "I7%,>' # ( (_4V! "Iy+,1 %xG % (e! &T # @ j)%x4V! V("I34R&34 "I 1 % %=> # \?1 # "!a&K50! >'! % (h "I7# P 3( %= "I ! (eG "! &7$x( >I7% +,% @ 2.2 Committee Policy <d&) "I ! (C50! > *) "I3%h# $ %'& (e+_% +Z\0%'1=]q "I3% £ QU(=]V! # $ %'& ,( * ( %S+ @,vPI7%Z} &3# P( L 7 "! &)! (e "I7%=>' # ( (Y4V! "It+,# c ! += 7+©& 7+Z\0%'1=]qG %S( @ vPI3%e&7% c U "4W-Z5?! >'! % ( s2 W  hr 2.$  /?