Other items: uncertainty

• Fuzzy logic

• • look at alternatives of Description Logic based on fuzzy logic
  • alternatively, extend RDF(S) with fuzzy notions

• Probabilistic statements

• • have an OWL class membership with a specific probability
  • combine reasoners with Bayesian networks

• A W3C Incubator Group (“Uncertainty Reasoning on the World Wide Web”) has issued a report on the current status, possibilities, directions, etc

• Possible RIF dialect for fuzzy logic, for example?