Group 3: Semantic net

1
Group 3 Semantic net

• Implementation of Semantic Net
• representation system

2
Group 3 Semantic net

• Analyzed with Brachmans levels
• inferences are drawn by methods returning an
  indicational value
• representation uses commonsense, unambiguous
  inference
• representing an object with (possible inherited)
  properties
• isaCreamPie, hasPropertyDifficultyOfPreparation
  ()

3
Group 3 Semantic net

• implemented in Java
• closely connected to the programming language
• nodes encoded as objects
• relations encoded as instances
• function calls as query language

4
Group 3 Semantic net

5
Group 3 Semantic net

• example query
• what is the size of a muffin ?
• s.getPropertyValue(muffin, 'size')
• example query
• what does Per like ?
• s.listLikes(per)