SimilarityRank
fix_bug 0.773 86697
new_feature 0.743 8294
bug_report 0.693 44728
fix_issue 0.670 82453
changelog 0.664 88752
feature_request 0.662 80061
version_[number] 0.661 6347
security_update 0.660 97249
software_update 0.656 46417
new_functionality 0.646 67176
release_note 0.641 71476
refactoring 0.633 51185
fix_a_bug 0.622 60617
new_version 0.618 35378
enhancement 0.615 6647
v1_._[number] 0.613 90836
version_number 0.606 41285
plugin 0.605 3887
the_new_version 0.597 20592
code_base 0.596 64975
Firefox_[number] 0.596 60310
iOS_[number] 0.595 66912
addon 0.592 51140
old_version 0.584 34694
firmware_update 0.582 76839