Report on process of building common semantic core for data from several Learning Layers applications for an integrated solution supported by Social Semantic Server
The Real-World Challenges of Medical Device Cybersecurity- Mitigating Vulnera...
Integration data models, Learning Layers project meeting in Bremen
1. http://Learning-Layers-euhttp://Learning-Layers-eu
Learning Layers
Scaling up Technologies for Informal Learning in SME Clusters
Integration of Data Models
Developing Integrated Data Model for Social Semantic Server
Vladimir Tomberg, Patricia Santos, Jukka Purma, Martin Bachl, Owen Gray, Adolfo Ruiz, Dieter
Theiler
2. http://Learning-Layers-eu
An Activity Trace has elements of
different levels of formality
John Contri-
butes to
Discus-
sion
Monday In his
office
ICD
Category
5.7
....
Domain Independent
Unchangeable,
Defined by System Designers
Domain Specific,
Broader Agreement,
„Archteypical Models“
Result of Co-Design
Person Specific,
Tags as Verbalizations
Vladimir’s conceptual
data model
Sebastian’s
domain
models
User Contributed
3. http://Learning-Layers-eu
Why this is important?
• It is a way to connect data from different
tools;
• It is a way to relate different resources to each
other;
• On this basis SSS can do recommendations
3
12. http://Learning-Layers-eu
Problem
• We have a good vocabulary for things;
• But we need also a good vocabulary for
activities;
• To have an opportunity for future Learning
Analytics these should be Learning Activities;
14. http://Learning-Layers-eu
Actor | Verb | Object
and...
result, context, authority,
activity, extensions
LRS
Tin Can Basics
Activity Statements Learning Record Store
15. http://Learning-Layers-eu
Tin Can Basics
Little pieces of
data that
describe what
the person did.
Megan read “Tropic of Cancer”
John passed “Hazardous
Material Handling 101”
Tool that
collects all of
the data and
makes it
accessible to
other systems.
Activity Statements Learning Record Store
16. http://Learning-Layers-eu
Possible Tin Can Applications
16
CC images by curimedia, velkr0 and mikecogh on flickr
Mobile Simulations
Educational Games
Real World Activities Offline Access
Informal Learning
Analytics /Reporting
Data Portability
20. http://Learning-Layers-eu
Personal Data Locker
“Facebook, Twitter, Google and the other
platforms you use, generate revenue from your
personal information, location, relationships,
photos, videos and other activities;
Personal data lockers will not come from these
tech companies, who have venture capital —
sorry”
Kin Lane, API professional
20
A learner owns all his/her own data from many sources, stored in a Personal Data Locker
Massive change in the paradigm, but it’s the right model
Technically this is now possible
Lots of non-technical change to get there
Our informal surveys show that people seem to agree that we should head this direction