Web-FIXS: A Knowledge System For Bridge Fabrication Error Resolution Zhong Liu U.S. Department of Transportation Federal Highway Administration Pooled Fund Study SPR-3 (083)
Overview Background... Software development... Future work...
Background Problem statement... Previous work... Project objectives… Performance...
Problem Statement Fabrication errors in steel bridges need to be recognized and corrected properly and efficiently. The sharable database can lead to standardized solution procedures that would expedite bridge fabrication and would be expected to reduce fabrication costs.
Previous Work BFX CB-BFX FIXS Roddis & Hess, 1994 Rule-Based Expert System CB-BFX Bocox & Roddis, 1996 Case-Based Expert System FIXS Roddis,Wang & Greenfield 1998 Case & Rule Based Expert System
Project Objectives Porting FIXS Discussion forum Case submission. Site map and links DBMS system to manage site users Maintenance manual
Performance Case submission to future machine learning Easy access, common interfaces to various computer platforms Immediate information exchange and services Case submission to future machine learning
Software Development Development Tools... Design Considerations... Implementation...
Development Tools LPA Win-Prolog Modest Expert System Shell (MESS) Simple Case-Based Reasoning (SCBR) ProWeb FrontPage to Edit HTML Internet Information Services (IIS) Java ProData & ODBC (Not in the version)
Design Considerations Serving multiple clients Data retrieving Security Control time settings Management of Web-FIXS
STRUCTURE OF WEB-FIXS
HTML Group of Web-FIXS (1)
HTML Group of Web-FIXS (2)
Porting FIXS Group Find Solutions: http://129.237.114.30/fixs/proweb.exe?app_menu=fsolution Browsing Solutions: http://129.237.114.30/fixs/proweb.exe?app_menu=bsolution FXIS Preferances: http://129.237.114.30/fixs/proweb.exe?app_menu=preferances
DBMS Group of Web-FIXS (1)
DBMS Group of Web-FIXS (2)
Porting FIXS: Browsing Solutions
Browsing Solutions
Find Solutions Multiple High-Light Units
Find Solutions
Ask “Why” in Find Solutions
FIXS - Generic Error Type Select the Type of Error to Display: Mislocated Holes at Field Bolted Splices Plug Weld Holes Fabrication Errors Around Stiffeners Overheating Nicks and Gouges Surface Lamination
Help of Web-FIXS
Help of Web-FIXS
Manager’s Page
User’s Account
Topic’s Account
Discussion Forum is an approach to manage topic’s & answer’s accounts by users
Add a topic by users
INSTALLATION of Web-FIXS Installing Web server software Setting up Web server’s default Internet Public Area Copy all Web-FIXS files from CD-ROM or zip disk to C: drive. Locate files in c:\INETPUB Sharing Web-FIXS main folders on server.
SYSTEM MAINTENANCE Manage database system Clear garbage files Check new cases (Change settings of Web-FIXS if needed UPDATED DATABASE
FUTURE WORK Enhance HTML pages commercial database systems and related SQL language Possible machine learning from new cases to knowledge Smooth transition to Paul
Thanks Questions ?