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