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USEARCH manual
Getting started   Installation
    32-bit and 64-bit binaries, memory requirements
Command line
Quick start
    for BLAST users, for USEARCH v5 users, for CD-HIT users
Understanding the algorithms
    USEARCH, UCLUST, UBLAST, UCHIME, OTU clustering
 
Commands  All commands
Clustering and dereplication:
    cluster_fast, cluster_smallmem, derep_fullength, derep_prefix
Database search:
    usearch_global, usearch_local, ublast, search_local, search_global
Alignment:
    pairs_global, pairs_local, allpairs_global, allpairs_local
Chimera filtering:
    uchime_ref, uchime_denovo
Other:
    makeudb_usearch, makeudb_ublast, findorfs, maskfasta, sortbylength, sortbysize
 
Options   Options by category
Popular:
    databases, output files, accept options, termination options, indexing options
    patterns (spaced seeds), compressed alphabets, file formats, multithreading
   
Support   Technical support, feature requests, feedback and corrections
Known bugs and fixes, new features
Consulting services and custom algorithm development

 
More   Old manuals
Papers and citing USEARCH
Benchmarks and performance