PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You say that you want to compare 'the same frame', but he is tricky because you then have to change parameters other than the sensor (lens focal length, distance to sensor, or distance to subject), and in doing so you are effectively compensating for the difference in sensor size.
http://www.w3.org/ns/prov#wasQuotedFrom
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