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11-Aug-2018 New paper describes octave plots for visualizing alpha diversity.

12-Jun-2018 New paper shows that one in five taxonomy annotations in SILVA and Greengenes are wrong.

18-Apr-2018 New paper shows that taxonomy prediction accuracy is <50% for V4 sequences.

05-Oct-2017 PeerJ paper shows low accuracy of closed- and open-ref. QIIME OTUs.

22-Sep-2017 New paper shows 97% threshold is wrong, OTUs should be 99% full-length 16S, 100% for V4.

24-Nov-2016
UPARSE tutorial video posted on YouTube. Make OTUs from MiSeq reads.

 

USEARCH v11

otutab_stats command

See also
 
OTU commands
  OTU table
  Making an OTU table (otutab command)

Creates a report from an OTU table giving statistics such as number of OTUs, number of samples, range of reads per sample and so on.

The -output file specifies the name of a text file where the report is written.

The format of the report is subject to change as new features are added.

Example

usearch -otutab_stats otutable.txt -output report.txt