Nomenclature in taxonomy

Hi @blues!

  • "Unidentified" is a label that would come from the database, so indicates that that sequence is not annotated by that database, not an issue with the classifier.
  • "Unclassified" indicates that the classifier could not classify the sequence at even kingdom/domain level... see the taxonomy topics here for details: Frequent Questions and "Best of the QIIME 2 Forum"

The meaning of other "empty" labels is here:

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