Individual: Affymetrix_average_difference

Individual(Affymetrix_average_difference annotation(rdfs:comment "the method used by Affymetrix to obtain mean signal intensity from a group  of related Features.  This involves calculation of the overall sum of perfect match minus  mismatch pairs divided by the number of pairs."^^<http://www.w3.org/2001/XMLSchema#string>)
                                        type(DerivedBioAssayType))