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Web-based Support Systems. JingTao Yao Department of Computer Science, University of Regina CANADA S4S 0A2 jtyao@cs.uregina.ca http://www2.cs.uregina.ca/~jtyao. Web-based Support Systems (WSS).

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web based support systems

Web-based Support Systems

JingTao Yao

Department of Computer Science,

University of Regina

CANADA S4S 0A2

jtyao@cs.uregina.ca

http://www2.cs.uregina.ca/~jtyao

web based support systems wss
Web-based Support Systems (WSS)
  • An emerging multidisciplinary research area that studies the support of human activities with the Web as the common platform, medium and interface.
  • One of the goals of building WSS is to extend the human physical limitation of information processing in the information age.

J T Yao: Web-based Support Systems

wss wi
WSS & WI
  • Moving support systems online is an increasing trend in Web Intelligence research.
  • WSS are a multidisciplinary research: the supported field, computer science, information technology, and Web technology.

J T Yao: Web-based Support Systems

advances in science and technology
Advances in Science and Technology
  • More data/information
  • More tools
  • More difficult problems
  • More complex tasks
  • More demands for quality and productivity
  • …….

J T Yao: Web-based Support Systems

advances in computer and web technology
Advances in Computer and Web Technology
  • More opportunities
    • Availability, accessibility, flexibility
  • More challenges
    • Find the right information/tools,
    • Learn/use the existing tools
  • Faster changes
    • Keep up with the pace of the changes.

J T Yao: Web-based Support Systems

why wss
Why WSS?
  • To take the opportunities of the Web.
  • To meet the challenges of the Web.
  • To extend the human physical limitations of information processing.
  • To overcome many limitations that computerized support systems suffered from.
  • To keep up with the advance of technology advances.

J T Yao: Web-based Support Systems

computerized support systems
Computerized Support systems
  • It is impossible to develop a fully automated computer system.
  • More practical substitute systems
    • Decision support systems (DSS)
    • Computer aided software engineering (CASE)
    • Computer aided design (CAD)
    • Computer aided education (CAE)

J T Yao: Web-based Support Systems

strengths of the web
Strengths of the Web
  • Distributed infrastructure for information processing and communication.
  • Delivers timely information and tools.
  • Standardized user interface framework (HTML, CSS, XML).
  • No geographical restrictions.
  • Secure transmission of sensitive data.
  • Potential to reach a much larger user base.

J T Yao: Web-based Support Systems

why the web
Why the Web?
  • The Web is used as
    • The basic infrastructure
    • The common user interface
    • The universal platform
    • The medium

for delivering and providing support of various human activities.

J T Yao: Web-based Support Systems

transition to the web
Transition to the Web
  • A represents a particular domain.
  • A + computerized support system
    • A support systems.
    • A = medical domain
      • Medical Support Systems.
  • Web technology + A + computerized support system
    • Web-based A support systems.
    • A = scientific research
      • Web-based Research Support Systems.

J T Yao: Web-based Support Systems

two dimensional view of wss
Two Dimensional View of WSS
  • WSS may be viewed as extensions of existing studies in two dimensions
    • Application dimension

From decision support to other types of support systems (e.g., data mining support, retrieval support, reading support, etc.).

    • Technology dimension

From old technology based to new technology based systems.

J T Yao: Web-based Support Systems

two dimensional view of wss1
Two Dimensional View of WSS

J T Yao: Web-based Support Systems

goals of wss research
Goals of WSS Research
  • Combining the isolated research efforts on various support systems.
  • Integrating the diverse general or specific computerized systems.
  • Extract the commonality to form a new and separate sub-field of study.
  • Applying existing approaches and developing new theories and approaches for WSS.

J T Yao: Web-based Support Systems

wss workshops
WSS Workshops
  • 2003, JingTao Yao and Pawan Lingras co-organized the 1st International Workshop on Web-based Support System
    • http://www2.cs.uregina.ca/~wss/wss03/
  • 2004, JingTao Yao, Vijay Raghavan, and Guoyin Wang co-organized the 2nd International Workshop on Web-based Support System
    • http://www2.cs.uregina.ca/~wss/wss04/
  • 2006, JingTao Yao, Kanliang co-organized the 3rd International Workshop on Web-based Support System
    • http://www2.cs.uregina.ca/~wss/wss06/

J T Yao: Web-based Support Systems

wss proceedings
WSS Proceedings

J T Yao: Web-based Support Systems

a general architecture of wss

Larger user base

Web technology

Standardized UI

Information technology

Domain dependent / independent information

A General Architecture of WSS

Larger user base

Web technology

Standardized UI

Information technology

J T Yao: Web-based Support Systems

wss research
WSS Research
  • Generalize WSS concepts, characteristics of various support system.
  • Study of domain independent theories, models, and techniques of WSS as a separate field on its own.
  • Study of concrete models of WSS specific domains, such as decision support, research support, retrieval support.
  • Design and implementation of variable WSS.

J T Yao: Web-based Support Systems

wss directions
WSS Directions
  • Support systems (semi-automatic, interactive) may be more valuable than fully automatic systems, particularly in domains with unstructured problems.
  • Users/experts play an active role in using support systems.
  • Support systems are a new type of tools that help human to perform various task.
  • Support systems will extend the capacity of human, instead of replace them.

J T Yao: Web-based Support Systems

research on wss
Research on WSS
  • Operations & logic
    • Understand the needs of WSS
    • Domain specific
    • Domain independent
  • Support facilities
    • What can CS/IT/Web offer
    • Domain specific
    • Domain independent

J T Yao: Web-based Support Systems

basic issues of wss
Basic issues of WSS
  • Supporting domain independent activities
    • Reading
    • Writing
    • Presentation
    • Communication
    • ……
  • Support domain dependent activities
    • Decision analysis
    • Strategic decision making
    • Risk analysis
    • ……

J T Yao: Web-based Support Systems

need intelligent support a negative example
Need Intelligent Support:A Negative Example
  • James Kim’s Tragedy (http://en.wikipedia.org/wiki/James_Kim)
    • San Francisco Chronicle: MAPS: Internet travel directions need to be checked carefully (http://sfgate.com/cgi-bin/article.cgi?f=/c/a/2006/12/07/MAPS.TMP)
    • The Age, Australia: Faulty online mapping linked to wrong turn disaster (http://www.theage.com.au/articles/2006/12/08/1165081119464.html)
    • How reliable are these FREE online maps?
      • Google Maps, Google Maps
      • Yahoo Maps, Yahoo Maps
      • MapQuest,MapQuest

J T Yao: Web-based Support Systems

web based research support systems
Web-based Research Support Systems
  • A specific type of WSS
  • The general ideas of WSS apply to WRSS
  • It is an example to demonstrate the usefulness of the study of WSS.
  • Three Types of WRSS
    • Support individual researchers
    • Support research management
    • Support research collaborations

J T Yao: Web-based Support Systems

scientific research in the web age
Scientific Research in the Web Age
  • As new technologies evolve and existing technologies expand, a scientist needs to adjust accordingly and make full use of them when carrying out research.
  • Scientists face many challenges in using Web-based information resources, such as information overload, misinformation, fees, poorly designed navigation, retrieval, and browsing tools.

J T Yao: Web-based Support Systems

interdisciplinary nature research support systems
Interdisciplinary Nature Research Support Systems
  • Research methodologies:
    • Purpose of research (science), research methods, research activities, etc.
  • Computer science
    • Computer systems that support various research activities.
  • Web
    • As an infrastructure and a medium of support delivery, as an common user interface.
  • WRSS integrates and extends existing computer technologies and systems to serve scientists.

J T Yao: Web-based Support Systems

slide25
WRSS
  • How to support scientists to meet such challenges is an important issue.
  • Many computer systems have been implemented to support various research activities.
    • Meta search engines
    • MS Word (spelling, grammar checking)
    • Citation indexes: Web of Science, Google Scholar, DBLP, CiteSeer, Scopus

J T Yao: Web-based Support Systems

a model of the research process
A Model of the Research Process
  • Idea­generating phase.
  • Problem­definition phase.
  • Procedure­design/planning phase.
  • Observation/experimentation phase.
  • Data­analysis phase.
  • Results­interpretation/explanation phase.
  • Communication phase

J T Yao: Web-based Support Systems

role of wrss
Role of WRSS
  • Active role of WRSS: scientists play an active role in using a passive system vs. WRSS also plays a active role to assist scientists.
    • Search results alert
    • MS Word auto-correction feature
  • Rationality and feasibility: research process is relatively discipline independent, which makes WRSS feasible.
    • Separation of general research process and discipline specific knowledge.

J T Yao: Web-based Support Systems

characteristics of wrss
Characteristics of WRSS
  • Conceptual organization of WRSS: Sequentially according to the sequence of research phases, hierarchically based on the complexity of research activities.
  • Personalized support.
  • Adaptation over time.
  • Web platform.

J T Yao: Web-based Support Systems

functionalities of wrss
Functionalities of WRSS
  • Profile management: to collect, organize, and store all relevant information of scientists.
  • Resource management:
    • Many types of resources exist for supporting research, such as human resources, tool resources, and information/knowledge resources.
    • The objective is to identify the suitable resource to support scientists' research needs.
  • Data/knowledge management: to record, store and retrieve the useful data, information and knowledge during the entire research process.

J T Yao: Web-based Support Systems

specific supporting functionalities
Specific Supporting Functionalities
  • Exploring support
  • Retrieval support
  • Reading support
  • Analyzing support
  • Writing support

J T Yao: Web-based Support Systems

web of science
Web of Science
  • Reference Search

J T Yao: Web-based Support Systems

slide32

Cited Reference Searching - Benefits

  • Allows you to move forward and backward in time, discovering relationships between published works as determined by the articles authors
    • Find new, unknown information based on older, known information
    • Track use of your research or a competitor’s research
    • Backward through “Cited References”
  • Uses cited references as subject terms
  • Explore hidden connections between research papers.

J T Yao: Web-based Support Systems

slide33

Cited Reference Searching

Traditional search

Cited reference search

2004 paper

2003 paper

1987 paper

1993 paper

2001

2001

1996 paper

1996 paper

1982 paper

1982 paper

1957 paper

1957 paper

J T Yao: Web-based Support Systems

slide34

Cited Reference Search

J T Yao: Web-based Support Systems

cited reference look up table
Cited Reference Look-up table

Cited references that are in BLUE are links to source records. Citations to items not indexed in Web of Science (Books, Art, etc) and Cited Reference Variants are in black text.

J T Yao: Web-based Support Systems

times cited
Times Cited

J T Yao: Web-based Support Systems

cited reference search results
Cited Reference Search / Results

As these records cite Anand’s work, they are closely related to the original subject, even though they may not use the same terminology.

J T Yao: Web-based Support Systems

web of science1
Web of Science
  • Citation Analysis

J T Yao: Web-based Support Systems

about citation reports
About Citation Reports
  • Use to quickly see citations over a period of time to a set of publications
  • Provide aggregate citation statistics for a set of search results
    • Graphs that show publication activity and citation activity by year
    • Average citations per item and average times cited per year
    • H-index
    • Remove self-citations

J T Yao: Web-based Support Systems

citation reports
Citation Reports
  • Create reports for sets of 10,000 or fewer
  • Available for:
    • Quick Search
    • General Search
    • Search within a Set
    • Author Finder
    • Refine/Analyze
  • Not available for:
    • Cited Reference Search
    • Citing Articles Summary
    • Related Records Search Results

J T Yao: Web-based Support Systems

author search
Author search

J T Yao: Web-based Support Systems

author search results
Author search results

J T Yao: Web-based Support Systems

citation report
Citation Report

J T Yao: Web-based Support Systems

h index
H-index

J T Yao: Web-based Support Systems

h index1
H-index
  • Hirsch, J. E. (2005). An index to quantify an individual's scientific research output. Proceedings of the National Academy of Sciences of the United States of America, 102(46), 16569-16572.
    • Meaningful when compared to others within the same discipline area.
    • Researchers in one field may have very different h-indices than researchers in another (e.g. Life Sciences vs Physics).

J T Yao: Web-based Support Systems

citation counts
Citation Counts

J T Yao: Web-based Support Systems

output citation report data
Output Citation Report data

J T Yao: Web-based Support Systems

isi web of knowledge citation alert
ISI Web of Knowledge Citation Alert

J T Yao: Web-based Support Systems

contributing computer science fields
Contributing Computer Science Fields
  • Database
  • Information retrieval
  • Data mining system, statistics software
  • Visualization
  • Graphics user interfaces
  • Text editors and processors
  • Intelligent agents
  • Many more ……

J T Yao: Web-based Support Systems

other examples
Other Examples
  • More practical projects
  • Three undergoing projects
    • Web-based learning support: treasure hunting games
    • Web-based research support: Weblog
    • Web-based medical support: using decision theoretical rough set model for risk analysis

J T Yao: Web-based Support Systems

using weblog
Using Weblog
  • Research journal, diary, forum
  • Keep track idea evolution
  • Keep track contribution
  • Easier information retrieval, hyperlinks
  • System management
    • Sort/store by idea, time, author
    • Access level: user, group, others.
    • Citation management
    • Search

J T Yao: Web-based Support Systems

slide52

Architecture of WLSS

Contents Management System

Internet

USER

Learning

Order

Indexing

Database

Domain

Knowledge

Base

Conventional

Indexing

Database

I

N

T

E

R

F

A

C

E

Information Retrieval Support System

Teaching Support System

Web-based Learning Game System

Course

Knowledge

Base

Academic

Dictionary

Database

User

Knowledge

Base

Membership Management System

J T Yao: Web-based Support Systems

slide53

Example: A Treasure Map

Start

End

Quiz

Data Representation

Mountain

Event 1

Images

ISO

Audio

Extended

ASCII

Data communications

Video

Unicode

Numbers

Text

ASCII

Components

Threat

Fake treasure

Event

Protocol Village

Real treasure

Help

J T Yao: Web-based Support Systems

a partial architecture
A Partial Architecture

Users

Web/Internet

Interface/Presentation

DBMS

Knowledge

Management

Rough

Sets

Information

Retrieval

Control

Facilities

Knowledge Base

Patient

Database

Rule

Database

Risk

Database

J T Yao: Web-based Support Systems

rough set component

Rules

if {a1 = 1} … then {d = ‘+’}

Data Mining Component

Rough Set

Analysis

Object data

a1

a2

d

o1

1

0

+

o2

0

0

-

o3

0

1

-

o4

1

1

+

Rough Set Component

Knowledge

Management

Database

Management

Knowledge Base

Rule

Domain

Specific

r1

if {a1 = 2} … then {d = ‘+’}

Information

Tables

r2

if {a1 = 1} … then {d = ‘+’}

r3

if {a1 = 0} … then {d = ‘-’}

J T Yao: Web-based Support Systems

conclusion
Conclusion
  • Support systems will play more and more important roles in the near future. They provide a potential solution for information/tool overload and the complexity of modern problems.
  • It is necessary and beneficial to study Web-based support systems as a separate sub-field of research.
  • The successful story of decision support systems can be repeated in other domains.

J T Yao: Web-based Support Systems

conclusion1
Conclusion
  • WSS is a newly identified research area
  • The research on WSS is a natural evolution of the existing research.
    • DSS => WDSS => WSS
    • DSS => Computerized SS => WSS
  • We identify domain, scope, research of WSS
  • WRSS is a concrete example of WSS.
  • Expect that WSS will attract more research.

J T Yao: Web-based Support Systems

wss publications
WSS publications
  • J. T. Yao, An Introduction to Web-based Support Systems, Journal of Intelligent Systems, 17(1-3), 267-281, 2007.
  • H.K. Bhargava, D.J. Power, D. Sun, Progress in Web-based decision support technologies, Decision Support Systems, 43(4), 1083-1095, 2007.
  • M. Chen, Y. Liou, C. –W. Wang, Y. W. Fan, Y.-P. J. Chie, TeamSpirit: Design, implementation, and evaluation of a Web-based group decision support system, Decision Support Systems, 43(4), 1186-1202, 2007.
  • J.T. Yao, J.P. Herbert, Web-based Support Systems based on Rough Set Analysis, Proceedings of International Conference on Rough Sets and Emerging Intelligent System Paradigms (RSEISP'07), June 28-30, 2007, Warsaw, Poland, LNAI 4585, pp 360-370.
  • J. T. Yao, D. W. Kim, J. P. Herbert, Supporting Online Learning with Games, Proceedings of SPIE Vol. 6570, Data Mining, Intrusion Detection, Information Assurance, and Data Networks Security 2007, April 9-13, 2006, Orlando, Florida, USA, edited by Belur V. Dasarathy, (SPIE, Bellingham, WA, 2007), 65700G-(1-11).
  • J.T. Yao, Supporting Research with Weblogs: A Study on Web-Based Research Support Systems, The 3rd International Workshop on Web-Based Support Systems, Dec 18, 2006, Hong Kong, WI-IAT 2006 Work shops Proceedings, pp161-164.
  • J. T. Yao, W. N. Liu, L. Fan, Y. Y. Yao and X. D. Yang, Supporting Sustainable Communities with Web-based Information Systems, Journal of Environmental Informatics, Vol. 7, No. 2, 2006, pp84-94.

J T Yao: Web-based Support Systems

wss publications1
WSS publications
  • J. T. Yao, W.N. Liu, Web-based Dynamic Delphi: a New Survey Instrument, Proceedings of SPIE No 6241, Data Mining, Intrusion Detection, Information Assur ance, And Data Networks Security 2006, April 17-18, 2006, Orlando, Florida, USA, edited by Belur V. Dasarathy, (SPIE, Bellingham, WA, 2006), pp.169-179.
  • J.T. Yao, On Web-based Support Systems, Proceedings of the 2nd Indian International Conference on Artificial Intelligence, Pune, India, December 20-22, 2005, pp2589-2600.
  • J.T. Yao, Design of Web-based Support Systems, 8th International Conference on Computer Science and Informatics (CSI), Salt Lake City, USA July 21-26, 2005, pp349-352.
  • Y.Y. Yao, J.T. Yao, C.J. Butz, P. Lingras and D. Jutla, “Web-based Support Systems: a Report of the WIC Canada Research Centre”, Proceedings of the IEEE/WIC/ACM International Conference on Web Intelligence, Beijing, China, Sept 20-24, 2004, pp787-788.
  • J. T. Yao, V.V. Raghavan, G.Y. Wang, Proceedings of the Second Workshop Web-based Support Systems (WSS'04), Beijing, China, Sept 20, 2004.
  • W.N. Liu, J.T. Yao, L. Fan, Y.Y. Yao, X.D. Yang, “Web-based Support Systems for Sustainable Communities”, Proceedings of the Second Workshop Web-based Support Systems (WSS'04), Beijing, China, Sept 20, 2004, pp102-110.

J T Yao: Web-based Support Systems

wss publications2
WSS publications
  • Z. Tang, B.A. Engel, J. Choi, K. Sullivan, M. Sharif, K.J. Lim, A Web-based DSS for erosion control structure planning, Applied Engineering In Agriculture, 20 (5), 707-714, 2004.
  • P. Bharatia, A. Chaudhury, An empirical investigation of decision-making satisfaction in web-based decision support systems, Decision Support Systems, 37(2), 187-197, 2004.
  • Y.L. Zhao, J.T. Yao, Y.Y. Yao, “Data Mining Support Systems”, Proceedings of SPIE Vol. #5433, Data Mining and Knowledge Discovery: Theory, Tools, and Technology VI, 12-13 April 2004, Orlando, USA, edited by Belur V. Dasarathy, (SPIE, Bellingham, WA, 2004), pp218-227.
  • J. T. Yao, Y.Y. Yao, “Web-based Information Retrieval Support Systems: building research tools for scientists in the new information age ”, Proceedings of the IEEE/WIC International Conference on Web Intelligence (WI'03), Halifax, Canada, Oct 13-17, 2003, pp570-573.
  • H. Tang, Y. Wu, J.T. Yao, G.Y. Wang, Y. Y. Yao, “CUPTRSS: A Web-based Research Support System”, Proceedings of the Workshop on Applications, Products and Services of Web-based Support Systems (WSS03), Halifax, Canada, Oct 13, 2003, pp21-28.
  • J. T. Yao, Y.Y. Yao, “Web-based Support Systems”, Proceedings of the Workshop on Applications, Products and Services of Web-based Support Systems (WSS'03), Halifax, Canada, Oct 13, 2003, pp1-5.

J T Yao: Web-based Support Systems

wss publications3
WSS publications
  • J. T. Yao, P. Lingras, Proceedings of the Workshop on Applications, Products and Services of Web-based Support Systems (WSS'03), Halifax, Canada, Oct 13, 2003.
  • Y.Y. Yao, A Framework for Web-based Research Support Systems, Proceedings of the 27th Annual International Computer Software and Applications Conference (COMPSAC 2003), Dallas, USA, November 3-6, 2003, IEEE Computer Society Press, 601-606.
  • Y.Y. Yao, Granular computing for the design of information retrieval support systems, Information Retrieval and Clustering, Wu, W., Xiong, H. and Shekhar, S. (Eds.), Kluwer Academic Publishers, 2003, 299-329.
  • D. J Power, S. Kaparthi, Building Web-based decision support systems, Studies in Informatics and Control, 11, 291-302, 2002.
  • Y.Y. Yao, Information retrieval support systems, FUZZ-IEEE'02 in The 2002 IEEE World Congress on Computational Intelligence, Honolulu, Hawaii, USA, May 12-17, 2002, pp. 773-778.
  • K.R. Molenaar, A.D. Songer, Web-Based Decision Support Systems: Case Study in Project Delivery, Journal of Computing in Civil Engineering, 15(4), 259-267, 2001.

J T Yao: Web-based Support Systems

web based support systems1

Web-based Support Systems

JingTao Yao

Department of Computer Science,

University of Regina

CANADA S4S 0A2

jtyao@cs.uregina.ca

http://www2.cs.uregina.ca/~jtyao

where is regina
Where is Regina?

J T Yao: Web-based Support Systems

slide66

MapQuest: Dec 2006

J T Yao: Web-based Support Systems

slide67

MapQuest: Aug 2007

J T Yao: Web-based Support Systems