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How to introduce modal reasoning in knowledge bases (Cyc, ConceptNet, WordNet)?

Is it possible and how to introduce modal reasoning in knowledge bases (Cyc, ConceptNet or WordNet). Especially I am interested in CyC (OpenCyc) - is it possible to introduce modal operators in this ...
4
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2answers
109 views

What is the formal name for an “entry” in an ontology?

I am trying to wrap my head around ontologies and their related counterparts (RDF, OWL, etc.). My understanding is that an ontology, at the end of the day, really boils down to some database storing ...
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1answer
169 views

What is the difference between cyber security ontologies and scenario ontologies in this system?

I have been reading the paper Towards a Cognitive System for Decision Support in Cyber Operations. And I have been trying to understand the role of two ontologies proposed here, cyber security ...
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5answers
669 views

What are the practical uses of ontologies?

I have read many papers and books about ontologies and I am trying to figure out that how they are used in a real project? For example how the ontology for a soccer player robot can be defined and ...
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1answer
35 views

Semantic information collections on the web. (Semantic Wikipedia)

There are lots of technologies supporting semantic information markup even as wiki software. I am wondering if there is any kind of broad information collection project like Wikipedia which features ...
6
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1answer
1k views

Are semantic networks ontologies?

I struggle with few definitions in knowledge representation and seek credible help to distinguish between them. I have been searching on wikipedia and many websites for the difference between ...
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1answer
52 views

Pool of photos for term extraction

I need a pool of photos (if possible with description) for my project. I mainly have to perform term extraction for semantic searching. Is there something available out there that is made available ...
4
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1answer
181 views

Semantic similarity in text

Is there a relatively simple way of telling if two pieces of text are semantically similar? Some assumptions that are valid: It is all english I have a list of all the important nouns Are there ...
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1answer
2k views

Semantic clustering

I have a very specific question about semantic clustering. I have a list of words/phrases. I want to run an intelligent semantic clustering algorithm on this list. Please let me know what the ...