????????? ????? ??? ?????? (http://ce.aut.ac.ir/islab) - PowerPoint PPT Presentation

About This Presentation
Title:

????????? ????? ??? ?????? (http://ce.aut.ac.ir/islab)

Description:

Title: Slide 1 Author: Shohreh Last modified by: 84131042 Created Date: 12/10/2006 12:59:03 PM Document presentation format: On-screen Show Company – PowerPoint PPT presentation

Number of Views:46
Avg rating:3.0/5.0
Slides: 16
Provided by: Shoh7
Category:
Tags: algorithm | aut | http | islab

less

Transcript and Presenter's Notes

Title: ????????? ????? ??? ?????? (http://ce.aut.ac.ir/islab)


1
?????? ?? ???????? ?????? ????? ?? ?????? ????
??????? ?? ????? ???? ??????
  • Presenting a Search Algorithm Based on
    Population-based Methods in Combinatorial
    Optimization

2
  • ????? ???? ?????? ???? ?? ?? ????? ???? ??
    ??????? ??????? ? ???? ???????? ??? ?? ??? ???
    ????????? ????? ? ?????? ??? ?????? ????? ???.
  • ???????? ??? ????? ???? ??????? ?? ??? ?????
    ????? ?? ?? ?? ???? ?? ???? ???? ?? ???? ????? ??
    ???????? ????? ?? ???? ?? ???? ??? ?? ??? ?????
    ???? ??? ???????? ????? ?? ????? ??? ? ?? ???
    ?????????? ????? ??? ??? ???????? ????? ?? ?? ???
    ????.

3
(No Transcript)
4
(No Transcript)
5
Ant Colony Optimization
  • ???????? ??? ?????? ????? ??? ???????? ?? ?????
    ?? ?? ????? ?? ????? ?????? ???.
  • ???????? ??? ????? ????? ??? ????? ?? ????? ???
    ??? ????? ????? ? ?? TSP ???? ?? ???????? ?? ????
    ??? ??????? ??? ??? ?? ?????? ?????.
  • ???? ????? ?? ?? ???? ??? ???? ??????? ?? ???
    ?????? ???? ?? ????. ???? ?? ?????? ( ???????????
    ? ?????? ?? ) ???? ?? ?????? ?????? ????? ??????
    ??????? ??? ?? ?? ????? ?? ?????? ???? ???????
    ????? ?? ????. ?? ??? ????? ?????? ?????? ???????
    ????? ?????? ????? ?? ????? ?????? ?? ???? (???
    autocatalytic).

6
(No Transcript)
7
Ant Colony Optimization
  • ???? ?? ??? ?? ??? ?? ?? ??? ????? ???? ????? ??
    ????????? ???? ?? ?????? ?? ???? ? ??? ?????? ??
    ?????? ????? ??? ??????? ?????? ?? ????. ???
    ????? ???? ???? ?????? ??? ?????? ?? ???
    stigmergy ?? ????? ??????? ???? ?? ????? ?????
    ???? ?? ???.
  • ???? ?????? ?? ??????? ???? ?? ??????? ????????
    ?? ??????? ????? (evaporation) ??????? ?? ???.
    ?????? ???? (?????) ???? ???? ????? ??? ???? ??
    ????.

8
(No Transcript)
9
(No Transcript)
10
A1 t ?
A1 2 0.1 2/1
A1 3 0.1 1/3
A1 4 0.1 1/5
1
A2 t ?
A2 1 0.1 2/1
A2 3 0.1 2/1
A2 4 0.1 4/1
5
2
3
2
2
4
A4 t ?
A4 1 0.1 5/1
A4 2 0.1 4/1
A4 3 0.1 3/1
3
4
3
A3 t ?
A3 1 0.1 3/1
A3 2 0.1 2/1
A3 4 0.1 3/1
11
a 1 ß 5 ?0.5
12
????? ???
????? ??? (???? ?? ??? 1) P12 0.96 P13 0.042 P14 0.002 lt1-2gt P21 P230.49 P240.0038 lt1-2-3gt P31 P32 P340.0405 lt1-2-3-4gt lt1-2-3-4-1gt ??? ???? 12
????? ??? (???? ?? ??? 2) P210.498 P23 0.498 P24 0.0038 lt2-1gt P12 P130.042 P140.002 lt2-1-3gt P31 P32 P340.040 lt2-1-3-4gt lt2-1-3-4-2gt ??? ???? 12
13
  • ????? 12/1 ?? ?????? ????? ?? ?????? ?????? ???
    ???? ?? ????? ????? ?? ???.
  • ???? ??????? ?? ????? ?????? ??? ??? ?t 0.08
  • ???? ??????? ?? ????? ?????? ??? ??? ?t 0.17

tij 1 2 3 4
1 0.27 0.18 0.18
2 0.18 0.18
3 0.27
4
14
Ant Colony Optimization
  • ?????? ACO ??? ???? ?? ???????? ??? ?????? ???
    ?????? ?? ??? ????? ????? ?????? ???? ?????? ???
  • ????? NP-hard ?? ??? ???? ???? ????? ????? ???.
  • ???????? ???? ????? ?????? ?? ?????? ????? ????
    ????? ?? ??? (???? ??? ????? ????? ?? ?????? ??
    ???? ?? ???? ????? ?? ?????? ????? ???? ?? ?????
    ACO ????? ?? ?? ???)
  • ?????? ???????? ?? ???? ????? ????? ??? ???.

15
Ant Colony Optimization
  • ?? ??? ??? ?? ??? ????? ???? ???? ????
  • ????? ???? ?? ??? ????? ?? NC ???? ?? ????? ??
    ???? ?? ?? ???? ??? ????? ????? ?????? ???? ??
    ????.
  • ????? ???? ?? ??? ???? ????? ????? ? ?? ?? ????
    ?? ?? ???? ????? .
  • ????? ???? ?? ??? ???? ????? ? daemon ? ??????
    ????? ??? ?? ??? ?????? ????? ????.
Write a Comment
User Comments (0)
About PowerShow.com