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학습 분석을 위한
참조모델과 시스템 요구사항 정의
한국교육학술정보원
조용상, Ph.D
zzosang@keris.or.kr
FB: /zzosang Twitter: @zzosang
2016년 한국교육정보학회 동계 학술대회
(2016. 1. 14)
Data
Collection
Data Storing &
Processing
Visualization Analyzing
Privacy
Policy
• lecture (MOOCs, OER)
• material (reading etc)
• learning tool
• quiz/assessment
• discussion forum
• message
• social network
• homework
• prior credit
• achievement
• system log
……
personalization,
intervention and
prediction, etc
Input data items for learning analytics
Outcomes from learning analytics
Dataprocessingandanalysis
secured data exchange
Learning & Teaching
Activity
• Reading
• Lectures
• Quiz
• Projects
• Homework
• Media
• Tutoring
• Research
• Assessment
• Collaboration
• Annotation
• Gaming
• Social Network
• Messaging
• Scheduling
• Discussion
참조 모델 Reference Architecture
<source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
데이터 수집 Data Collection
• lecture
(MOOCs, OER)
• material
(reading etc)
• learning tool
• quiz/assessment
• discussion forum
• message
• social network
• homework
• prior credit
• achievement
• system log
……
learning & teaching
activity
III-02.
Personal
Data Control
III-05.
Identification
IV-01.
Accessibility
Preferences
III-01.
Data Flow and
Exchange
(i.e. xAPI and
IMS Caliper)
DataCollectionAPI
Temporary Data Store
(Event Store)
DataCollectionInstance
secured
data transmission
III-04.
Data Utilization
conformance
testing
I-01. Learning Activity
I-04. Social Networks
II-01 & II-02 Assessment
<source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
데이터 저장 및 처리 Data Storing & Processing
Temporary Data Store
(Event Store)
Analytics Data Store
(Micro Data)
Data Translator and Filter
DataQuery
Unified Data
Translator
(i.e. to LOD)
Data
Filter
Filtering
Conditions
Translation
Rules
Natural
Language
Processing
DataMigration
I-05.
Discourse Analytics
III-01.
Data Flow and Exchange
(i.e. xAPI and IMS Caliper)
III-05.
Identity Protection & Identification
<source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
데이터 분석 Data Analysis
Analytics Data Store
(Micro Data)
Analytics Data Store
(Analyzed Data)
DataManipulation
Data Analysis
Analysis
Interface
(i.e. R)
Analysis
Algorithm
Analysis
Processing
Output
Generation
Statistic Analysis
Topic Analysis
Network Analysis
Pattern Analysis
Dynamic Modeling
Association Analysis
Constant Information
(Curricula, Learning Resources,
Preferences)
PrivacyMasking
Dashboard Integration
Content Recommendation
Learning Path Recommendation
(Curriculum Support)
Social Analysis
III-05.
Identity Protection &
Identification
I-01 to I-05. Log, Predictive, Adaptive,
Social and Discourse Analytics
II-01 & II-02. Assessment using ICT
III-03. ePortfolio
IV-01 to IV-03. Accessibility Matching
I-02. Predictive Analytics
I-03. Adaptive Analytics
I-05. Discourse Analytics
II-01. Assessment using ICT
<source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
시각화 Visualization
Analytics Data Store
(Analyzed Data)
DataQuery
Dashboard and
Reporting System
DOMInterface
Data Interpretation to Visualization
personalization,
intervention and
prediction, etc
Dashboard
Information
ePortfolio
Learning Path
& Resources
IV-01 to IV-03. Accessibility Matching
I-01. Dashboard Service
I-02. Predictive Analytics
I-04. Social Analytics
III-03. ePortfolio
I-03. Adaptive Analytics
II-01 & II-02. Assessment using ICT
<source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
DEMO
1. Session Event – 로그인 (Readium JS 뷰어)
- JSON Data- Figure
1
2. Navigation Event – 페이지 내비게이션 - JSON Data
- Actions
- Figure
Readium Viewer 다음 페이지 이동
1
3. Annotation Event – 하이라이트(사용자 주석)
텍스트 드래그하여 하이라이트 버튼으로 마킹
1
2
(참고) 전송되는 Annotation Event 데이터 캡쳐 화면 (JSON)
4. Annotation Event – 북마크 (사용자 주석)
북마크 할 위치의 텍스트를 드래그한 후 북마크 버튼 클릭
2
3 1
(참고) 전송되는 Annotation Event 데이터 캡쳐 화면 (JSON)
5. Session Event – 로그 아웃 (Readium JS 뷰어) - JSON Data
LMS 사용자 로그아웃
1
6. 실시간 분석 결과 – 대시보드 (분석 플랫폼)
감사합니다 !!!
Thanks you !!!
Korea Education & Research Information Service
Yong-Sang CHO, Ph.D
zzosang@gmail.com
FB: /zzosang Twitter: @zzosang

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학습분석을 위한 참조모델과 시스템 요구사항 정의

  • 1. 학습 분석을 위한 참조모델과 시스템 요구사항 정의 한국교육학술정보원 조용상, Ph.D zzosang@keris.or.kr FB: /zzosang Twitter: @zzosang 2016년 한국교육정보학회 동계 학술대회 (2016. 1. 14)
  • 2. Data Collection Data Storing & Processing Visualization Analyzing Privacy Policy • lecture (MOOCs, OER) • material (reading etc) • learning tool • quiz/assessment • discussion forum • message • social network • homework • prior credit • achievement • system log …… personalization, intervention and prediction, etc Input data items for learning analytics Outcomes from learning analytics Dataprocessingandanalysis secured data exchange Learning & Teaching Activity • Reading • Lectures • Quiz • Projects • Homework • Media • Tutoring • Research • Assessment • Collaboration • Annotation • Gaming • Social Network • Messaging • Scheduling • Discussion 참조 모델 Reference Architecture <source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
  • 3. 데이터 수집 Data Collection • lecture (MOOCs, OER) • material (reading etc) • learning tool • quiz/assessment • discussion forum • message • social network • homework • prior credit • achievement • system log …… learning & teaching activity III-02. Personal Data Control III-05. Identification IV-01. Accessibility Preferences III-01. Data Flow and Exchange (i.e. xAPI and IMS Caliper) DataCollectionAPI Temporary Data Store (Event Store) DataCollectionInstance secured data transmission III-04. Data Utilization conformance testing I-01. Learning Activity I-04. Social Networks II-01 & II-02 Assessment <source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
  • 4. 데이터 저장 및 처리 Data Storing & Processing Temporary Data Store (Event Store) Analytics Data Store (Micro Data) Data Translator and Filter DataQuery Unified Data Translator (i.e. to LOD) Data Filter Filtering Conditions Translation Rules Natural Language Processing DataMigration I-05. Discourse Analytics III-01. Data Flow and Exchange (i.e. xAPI and IMS Caliper) III-05. Identity Protection & Identification <source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
  • 5. 데이터 분석 Data Analysis Analytics Data Store (Micro Data) Analytics Data Store (Analyzed Data) DataManipulation Data Analysis Analysis Interface (i.e. R) Analysis Algorithm Analysis Processing Output Generation Statistic Analysis Topic Analysis Network Analysis Pattern Analysis Dynamic Modeling Association Analysis Constant Information (Curricula, Learning Resources, Preferences) PrivacyMasking Dashboard Integration Content Recommendation Learning Path Recommendation (Curriculum Support) Social Analysis III-05. Identity Protection & Identification I-01 to I-05. Log, Predictive, Adaptive, Social and Discourse Analytics II-01 & II-02. Assessment using ICT III-03. ePortfolio IV-01 to IV-03. Accessibility Matching I-02. Predictive Analytics I-03. Adaptive Analytics I-05. Discourse Analytics II-01. Assessment using ICT <source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
  • 6. 시각화 Visualization Analytics Data Store (Analyzed Data) DataQuery Dashboard and Reporting System DOMInterface Data Interpretation to Visualization personalization, intervention and prediction, etc Dashboard Information ePortfolio Learning Path & Resources IV-01 to IV-03. Accessibility Matching I-01. Dashboard Service I-02. Predictive Analytics I-04. Social Analytics III-03. ePortfolio I-03. Adaptive Analytics II-01 & II-02. Assessment using ICT <source: ISO/IEC 20748-1 Learning analytics interoperability – Part 1: Reference model>
  • 8. 1. Session Event – 로그인 (Readium JS 뷰어) - JSON Data- Figure 1
  • 9. 2. Navigation Event – 페이지 내비게이션 - JSON Data - Actions - Figure Readium Viewer 다음 페이지 이동 1
  • 10. 3. Annotation Event – 하이라이트(사용자 주석) 텍스트 드래그하여 하이라이트 버튼으로 마킹 1 2
  • 11. (참고) 전송되는 Annotation Event 데이터 캡쳐 화면 (JSON)
  • 12. 4. Annotation Event – 북마크 (사용자 주석) 북마크 할 위치의 텍스트를 드래그한 후 북마크 버튼 클릭 2 3 1
  • 13. (참고) 전송되는 Annotation Event 데이터 캡쳐 화면 (JSON)
  • 14. 5. Session Event – 로그 아웃 (Readium JS 뷰어) - JSON Data LMS 사용자 로그아웃 1
  • 15. 6. 실시간 분석 결과 – 대시보드 (분석 플랫폼)
  • 16. 감사합니다 !!! Thanks you !!! Korea Education & Research Information Service Yong-Sang CHO, Ph.D zzosang@gmail.com FB: /zzosang Twitter: @zzosang