Evaluation of learners progress in an Intelligent

e-Learning System

Evaluation of learners progress in an Intelligent

e-Learning System

Sisteme Inteligente si Colaborative de Instruire pe Web

"POLITEHNICA" University of BucharestDepartment of Control & Computers

9 Decembrie, 2003

Paul Dan CRISTEA“Politehnica” University of Bucharest

Spl. Independentei 313, 77206 Bucharest, Romania, Phone: +40 - 21- 411 44 37, Fax: +40 - 21- 410 44 14

e-mail: pcristea@dsp.pub.ro

Artificial Intelligence and

Neural Network Tools for

Innovative ODL

Artificial Intelligence and

Neural Network Tools for

Innovative ODL

Coordinator : “Politehnica” University of Bucharest

SOCRATES - MINERVA PROJECT87574-CP-1-2000-1-RO-MINERVA-ODL

• Vrije Universiteit Brussels, BE Prof. Jan Cornelis, Vice-Rector

Prof. Edgard Nyssen, Prof. Rudi Deklerck

• Universität Erlangen-Nürenberg Prof. Manfred Kessler, Director Institute für Physiologie und Kardiologie

• Université de la Rochelle , FR Prof. Michel Eboueya, Assistant Director of Information and Industrial Imaging Lab.

• Universidade Nova de Lisboa, PT Prof. Adolfo Steiger Garcao, President of UNINOVA Prof. Jose Manuel Fonseca

• University of Edinburgh, UK Dr. Judy Hardy, Applications Consultant at EPCC Dr. Mario Antonioletti

• Patras University, GR Prof. Nicolas Pallikarakis, Coordinator of BioMedical Engineering Scool Res. Cristian Badea

• &Equant Romania, RO Dr. Pavel Budiu, Strategy Manager

PartnersPartners

ObjectivesObjectives

Main goal : develop and use a set of innovative ODL tools for on-line and Internet-based learning, using the methods and techniques of artificial intelligence and neural networks. -

O1. Provide a model of the collaborative learning process involving human and artificial intelligent agents;

O2. Provide a set of tools based on AI&NN techniques to develop innovative ODL systems;

O3. Carry out pilot implementations of ODL systems;O4. Develop a methodology for intelligent ODL production

and performance evaluation;O5. Evaluate and disseminate the outcomes of the project

for future developments.

Contractual Time TableContractual Time Table

Start of eligibility period 1 October 2000

Submission of 1st

Interim Report1 June 2001

Submission of 2nd

Interim Report1 June 2002

Extended Eligibility Period 1 March 2004

Submission of

Final Report1 May 2004

Initial Eligibility Period 1 September 2003

WP0: Project Management, Monitoring and Reporting (PMMR) PUB + PMGWP1: Collaborative Learning Model (CLM) ULR + PUB + UPWP2: Learner’s Profile Eliciting Tool (LPET) EPCC + PUB + GOCWP3: Automatic Tutoring Tool (ATT) UNL + ULR + PUB + VUBWP4: Learner’s Personal Assistant (LPA) PUB + UNL + UEN + GOCWP5: ODL courses on Bio-Medical Data Processing and Visualisation (BMDPV) using the new AI&NN tools BMDPV – M1: Medical visualisation UEN + PUB + VUB BMDPV – M2: Cortical brain anatomy VUB + PUB + UP + UENWP6: Elaboration of Instructions, Guidelines, and Examples of integrating the AI&NN tools with existent ODL materials (IGE) UP + UPB + EPCC + allWP7: Testing, evaluation, assessment and dissemination (TEAD) of AI&NN tools for innovative ODL PUB + all

Workpackages and ResponsabilitiesWorkpackages and Responsabilities

Learning Objectives

Control Module Communication Module

Learner’s Profile Eliciting Tool

Student input

Registration form

Questionnaires

Learning Modalities

KnowledgeWatch

• Curricular study for a diploma• Complementary study• Executive up-dating• Specialist up-dating• Problem centered• Test oriented

Preferredly / Predominantly:

• Descriptive• Demo• Analytical details• Practical aspects• Examples• Multimedia / Text

Material to study1 First Chapter xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx 1.1 Section 1.1 xxxxxxxxxxxxxxxxxxxxxxxxxxx 1.1.1. Paragraph xxxxxxxxxxxxxxxxxxxxxX 1.1.2. Paragraph xxxxxxxxxxxxxxxxxxxxxX 1.1.3. Paragraph xxxxxxxxxxxxxxxxxxxxxX 1.2 Section 1.2 xxxxxxxxxxxxxxxxxxxxxxxxxx 1.2.1. Paragraph xxxxxxxxxxxxxxxxxxxxxx 1.2.2. Paragraph xxxxxxxxxxxxxxxxxxxxxX 1.2.3. Paragraph xxxxxxxxxxxxxxxxxxxxxX 1.3 Section 1.3 xxxxxxxxxxxxxxxxxxxxxxxxxxx 1.3.1. Paragraph xxxxxxxxxxxxxxxxxxxxxx 1.3.2. Paragraph xxxxxxxxxxxxxxxxxxxxxx 1.3.3. Paragraph xxxxxxxxxxxxxxxxxxxxxx 2 Second Chapter xxxxxxxxxxxxxxxxxxxxxxxxxxxx 2.1 Section 2.1 xxxxxxxxxxxxxxxxxxxxxxxxxxx 2.1.1. Paragraph xxxxxxxxxxxxxxxxxxxxxx 2.1.2. Paragraph xxxxxxxxxxxxxxxxxxxxxX 2.1.3. Paragraph xxxxxxxxxxxxxxxxxxxxxx …………………………………

Studied material1 First Chapter xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx 1.1 Section 1.1 xxxxxxxxxxxxxxxxxxxxxxxxxx 1.1.1. Paragraph xxxxxxxxxxxxxxxxxxxxxxxxxxxxx 1.1.2. Paragraph xxxxxxxxxxxxxxxxxxxxx 1.1.3. Paragraph xxxxxxxxxxxxxxxxxxxx 1.2 Section 1.2 xxxxxxxxxxxxxxxxxxxxxxxxxx 1.2.1. Paragraph xxxxxxxxxxxxxxxxxxxx 1.2.2. Paragraph xxxxxxxxxxxxxxxxxxxxx 1.2.3. Paragraph xxxxxxxxxxxxxxxxxxxxx 1.3 Section 1.3 xxxxxxxxxxxxxxxxxxxxxxxxxx 1.3.1. Paragraph xxxxxxxxxxxxxxxxxxxx 1.3.2. Paragraph xxxxxxxxxxxxxxxxxxxxx 1.3.3. Paragraph xxxxxxxxxxxxxxxxxxxx2 Second Chapter xxxxxxxxxxxxxxxxxxxxxxxxxxx 2.1 Section 2.1 xxxxxxxxxxxxxxxxxxxxxxxxxx 2.1.1. Paragraph xxxxxxxxxxxxxxxxxxxxx 2.1.2. Paragraph xxxxxxxxxxxxxxxxxxxxx 2.1.3. Paragraph xxxxxxxxxxxxxxxxxxxxx…………………………………

?

Standard Path

Recommended Path

ContentManagement

Mandatory

Testing

Contribution to Collaborative Learning

Tutor input

On-line students monitoring

Validation of students proposals

Self

Testing

Student Tracking

Tool

Platform

Web server:Tomcat 4.1.29 - http://jakarta.apache.org/tomcat

DB server:MySQL 3.2x - http://www.mysql.com/

Scripts tool:Apache ANT - http://ant.apache.org/

Versioning server:

CVS - http://www.cvshome.org/, http://www.wincvs.org/

Actors and modules

• New user – first sign in

• Learner

• Tutor

• Admin

NextPrevious StatusFile name AddBrowse…

Name of the course

Active Table of Content

RecommendedPath

Reading Window

Question # 5

Text for question # 5

Figure for question # 5

Test forsection

5.1.

Number ofquestions

10

Time

Submit

Name of the course

Figure Browse…Figure file

Table of Content

Modify course structure

View Fig

Edit course name Review thresholds

Copy section Add section

Specify files Delete

Add/ Edit Keywords

Actions on selected section

Add/ Edit Questions

Add section

File Browse…

Index

Name

Child

Add

Learning Item a.b.c.

Figure Browse…Figure file

Content of learning item

# a.b.c.

Text or figures of question #3

Options (Choices for Answers)

Text of option A

Add Fig

Threshold 55 Switch View Text/ Figures

Text of option C

Text of option B

Text of option E

Text of option D

Points: -2-2

Points: +5+5

Points: -3-3

Points: -2-2

Points: +2+2

Keywords

Keywords

Keywords

Keywords

Question #3

SaveKeywords

Keywords

Learning appraisal

 

Sum of points for a question Q  

)(

)()(QSC

CPQSP

- the set of selected options at question Q.

Correct choices positive points, Wrong answers negative points.

Assigning negative points to wrong choices discourages guessing.

)()( QOQS

Points acknowledged for question Q

),()( if),(

),()(0 if,0

,0)( if),(

)(

QTQSPQSP

QTQSP

QSPQSP

QP

T(Q) - the threshold for the acceptance of the reply to Q

Sum of points for a learning item LI

)(

)()()(LICILLIQ

ILPCPLISP

C (LI) – the children of LI. The points obtained for LI are transferred upwards

Points acknowledged for a learning item LI

).()( if),()(

),()( if),()(

LITLISPLIALISP

LITLISPLISPLIP

T(LI) - thresholdA(LI) - award for the successful completion of the study of LI

Status of the learning item LI

)),(,1)((

or )()( if,1,)(,0)(

and )()( if ,0

)(

ILCLIILS

LITLISPILCLIILS

LITLISP

LIS

0 – pending, 1 – studied,

Down-propagation of the acquired knowledge confirmation

Learning item a(chapter)

T(a)P(a)

Learning item a.b(sub-chapter)

T(a.b)P(a.b)

Learning item a.b.c(paragraph)

T(a.b.c)P(a.b.c)

Level 1

Level 2

Level 3

Poin

t Tra

nsfe

r

Acc

epta

nce

Tra

nsfe

r

Points obtained for choices C from the set of options O(Q) pertinent to a certain question Q are recorded at the LI to which the question is attached and transferred upwards.