Project:Specification

(copied from Word doc)

Graph Features

• Various things are represented as nodes, e.g.:
  • learning content
  • categories for learning content
  • people
  • courses
  • resources
  • other stuff
• TODO: define learning content
• Edges represent relations between nodes
• Nodes don’t have a fixed class but act as certain types of Node
• Node types
  • Learning Content
  • Resource (URLs to materials)
  • Test (Quiz)
  • Person
  • Group
  • Course

• People
  • Role (Persons)
    • Student
    • Educator
    • Admin
  • Course Participants?

• Courses
  • contains (topic)
  • Abstract Course (Learning Contents)
  • Concrete Course (e.g., “MMT WS22/23 Uni Regensburg”)
  • Choice (one out of N, at least X out of N, all of N)
    • depends on multiple learning contents
• Edges
  • Core
    • related to
    • instance of (define class hierarchy)
    • subclass of
    • member of
    • includes
    • resource (points to a resource, specified below)
  • Knowledge Model
    • depends on (q: importance(essential, recommended, optional)

• • Resources are instances of the following abstract classes
    • example
    • tutorial
    • link-to-resource
    • code example
    • library
    • application (of the concept)
    • test / quiz
    • image (Wikimedia Commons)
    • image (URL)
  • User-specific
    • has completed (q: completion date -> Date)-> User (Group?)
    • comment (qualifier: by -> User) -> Text/URL

Examples

x - name -> “Max Mustermann”

x – member-of -> y

y – name -> “Student”

y – instance-of-> z

z – name -> “Role”

// z – instance-of -> ä

// ä – name -> “Group”