Chao-Hsien Chu, Ph.D.School of Information Sciences and Technology

The Pennsylvania State UniversityUniversity Park, PA 16802

October 25, 1999

Faculty Seminar

global.ist.psu.edu/chu/

Intelligent SystemsDevelopment

IS & SoftwareQuality

IS & NetworksSecurity

IT forManufacturing

Research InterestsResearch Interests

Intelligent Systems Development

Technologies: - Expert Systems / Knowledge-Based Systems- Neural Networks / Neural Computation- Genetic Algorithms /Evolutionary Computation- Fuzzy Logic / Fuzzy Modeling

Applications:- Telecommunication Networks Design

- Decision Support- Network Security (Intrusion Detection )- Advanced Manufacturing Systems- Supply Chain Management

IT & DataCommunication

CharacterRecognition

ResourcesAllocation

ImageProcessing

RoboticControl

IntrusionDetection

ExpertSystems

RoutingSelection

NetworksDesign

Digital Data Network Design - STS ProblemDigital Data Network Design - STS Problem

2

5

3

1

2

3

4 5

End-Office Customer Location

1

4

Hub

Node Lower Upper

1 1 3

2 1 1

3 2 5

4 1 2

5 4 8

6 1 3

7 1 3

8 1 4

9 1 3

Routing Decision - DCMST ProblemsRouting Decision - DCMST Problems

7

6

8

54

2

3

19

Business

Real EstatePrediction

BankruptcyPrediction

BondRating

MarketSegregation

AA or B ?

Yes? NO?

Credit/LoanApproval

PersonnelSelection

InvestmentAnalysis

$+$=?

$.$=?

TaxationAuditing

Manufacturing

ProcessControl

FacilityPlanning

AutomatedInspection

Machine FaultDiagnosis

Sequencing &Scheduling

ProcessMonitoring

DemandForecast

CellularManufacturing

Uncertainty

Incomplete Data

Noise Data

Imprecision

Stochastic linguistic

Subjective

Complexity

Large Scale

Dynamic

Multiple Objectives

Limited Resources

Short Time Frame

Conflicting Objectives

Environmental ConcernsGovernmental Regulation

Economics of Scale

Data Overflow

Characteristics of Real World ProblemsCharacteristics of Real World Problems

Expert Systems

Neural N

etworks

Fuzzy LogicG

enet

ic A

lgor

ithm

s

Machine LearningSe

arch

Heu

rist

ic

IntelligentSystems

Hybrid Intelligent SystemsHybrid Intelligent Systems

An Example of Hybrid Intelligent SystemAn Example of Hybrid Intelligent System

Knowledge(Rule) Base

InferenceEngine

Manual orAutomated

KnowledgeEngineer

FuzzyLogic

MachineLearning Neural

Networks

GeneticAlgorithms

Automated

Automated

Automated

Aut

omat

ed

Information Systems / Networks Security

Understanding

Drive out Fear

TechnologyDeployment

Stra

tegi

c

Impl

emen

tatio

n

Determinants

IntrusionDetection

ManagerialIssues

Attacks

InternalAttack

ExternalAttack

Technology /Innovation

Organization

Training /Education

Human Errors /Neglecting

SystemsManagement

ImplementationPractices

Determinants Outcome Measures

Data Confidentiality

Impact on Suppliers

Data Integrity

Data Availability

OrganizationPerformance

Impact on Customers

Determinants of Networks SecurityDeterminants of Networks Security

Intelligent Intrusion DetectionIntelligent Intrusion Detection

Systems /Networks

Interruption Modification

FabricationInterception

Virus

Management of IS/Networks SecurityManagement of IS/Networks Security

Top management support

Poor communication

End-use awareness

Championing

Under staffing

Under budget

Lack of training

Excessive file permissions

Improper use of technology

No incident response procedure

Outdated policy & procedure

Ineffective security policy

No security policy

Bad password

No security patches

Old user accounts

Complicated procedure

Inadequate physical security

Did not enforce policy

Out of the box installation

Information Systems/Software Quality

Quality Metric

Dimensions of Software Quality

Quality Function Deploy (QFD)

Strategic Quality Management (TQM)

ISO 9126 for Software QualityISO 9126 for Software Quality

Suitability

Accuracy

Interoperability

Security

Maturity

Fault tolerance

Recoverability

Understandability

Learnability

Operability

Functionality

Reliability

Usability

Dimensions of Software/IS QualityDimensions of Software/IS Quality

Conformance

Reliability

Maintainability

Adaptability

Usability

Efficiency

Portability

Serviceability

Responsiveness

Competence

Accessibility

Communication

Credibility

Software/IS Quality Function DeploymentSoftware/IS Quality Function DeploymentC

ust

omer

Req

uir

emen

ts

House ofQuality

TechnicalRequirements

Tec

hn

ical

Req

uir

emen

ts

DesignPlanning

Process/DataEntities

Su

bsy

stem

Des

ign

OperationsPlanning

ModuleDesign

CustomerRequirements

QualityRequirements

FunctionalRequirements

QualityModel

ProductModel

ProcessModel

Pro

cess

/Dat

aE

nti

ties

ProcessPlanning

SubsystemDesign

QualityMetric

Elements of Total Quality ManagementElements of Total Quality Management

Systems Module

Managerial Module Technical Module

• Team Building • Goals, Mission & Vision • Initiation Strategies • Infrastructure Motivation & Rewards

SPC 7 QC Tools QFD Hoshin Management Poka Yoke

Data Costs Procedures Documents Evaluation

TQM for IS & Software DesignTQM for IS & Software Design

Information Systems

System Planning

System Analysis

System Design

SystemImplementation

System Support

Software TQM

Quality PolicyPlanning

House of Quality

Design Planning

Process Planning

OperationsPlanning

SPC

QC Tools

ISO 9000

Foolproof

Integration

Acceptance

Unit Test

Coding

Feasibility Analysis

Requirement Analysis

Top Level Design

Detailed Design

IT for Manufacturing Management

Intelligent Manufacturing Systems

Enterprise Resources Planning (ERP)

Supply Chain Management

Cellular Manufacturing

Just-in-Time (JIT) Production Systems

Technology Innovation & Diffusion

Competitive Manufacturing Strategy

Intelligent Manufacturing SystemsIntelligent Manufacturing Systems

Expert Systems

Neural N

etworks

Fuzzy LogicG

enet

ic A

lgor

ithm

Machine Learning Sear

ch H

euris

tic

Manufacturing CellsFormation and Layout

Machine Fault Diagnosis

Automated InspectionProcess Control

Scheduling

Demand Forecasting

On-line ProcessMonitoring

Robotics Positioning

Control

Structure of Computer Integrated Manufacturing

DataBase

Comm.Network

ModelBase

ManufacturingInformation

Systems

EDI

CAD

CAPP

COMS

CAM

AS /RS

Bar coding Order entry Purchasing Money transfer

Part and product design Tool and fixture design

Process planning

Demand management Location/facility planning Material requirements planning Inventory management Quality improvement Shop floor control

Automated part programming Machining / assembly Maintenance

Material handling Storage & retrieval Distribution

Thank You?

Any Question?