IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-19. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Et si coramEt si coram
  2. 🔍 76% Et si coramEt si coram
  3. 🔍 63% Etsi coramEtsi coram
  4. 🔍 34% Et si coramEt si coram
  5. 🔍 32% Tamquam aurumTamquam aurum
  6. 🔍 29% Sicut in holocaustoSicut in holocausto
  7. 🔍 28% PosueruntPosuerunt
  8. 🔍 27% In salutariIn salutari
  9. 🔍 26% Si coram hominibusSi coram hominibus
  10. 🔍 25% Regina mundiRegina mundi
  11. 🔍 25% Credo I (forma ordinaria)Credo I (forma ordinaria)
  12. 🔍 25% Credo ICredo I
  13. 🔍 25% Ex more docti mysticoEx more docti mystico
  14. 🔍 24% Pater cum essemPater cum essem
  15. 🔍 24% Beati pauperesBeati pauperes
  16. 🔍 24% Sicut in HolocaustoSicut in Holocausto
  17. 🔍 24% Exsultet orbis gaudiisExsultet orbis gaudiis
  18. 🔍 24% Lamentationes 6.2 Daleth. TetenditLamentationes 6.2 Daleth. Tetendit
  19. 🔍 24% Credo ICredo I
  20. 🔍 24% Psallite DominoPsallite Domino
  21. 🔍 24% Ex more docti MysticoEx more docti Mystico
  22. 🔍 24% In principio fecit Deus (Resp.)In principio fecit Deus (Resp.)
  23. 🔍 24% Credo ICredo I
  24. 🔍 24% Exsultet jam AngelicaExsultet jam Angelica
  25. 🔍 24% Ecce sic benediceturEcce sic benedicetur
  26. 🔍 23% Ex more docti mysticoEx more docti mystico
  27. 🔍 23% Volavit ad meVolavit ad me
  28. 🔍 23% Miserere (Ps 50)Miserere (Ps 50)
  29. 🔍 23% Exsultet orbis gaudiisExsultet orbis gaudiis
  30. 🔍 23% Viri impii dixeruntViri impii dixerunt
  31. 🔍 23% Dei fideDei fide
  32. 🔍 23% Adducam eosAdducam eos
  33. 🔍 23% Beati mundo cordeBeati mundo corde
  34. 🔍 23% Venite exultemus IV GVenite exultemus IV G
  35. 🔍 23% Gloriosus Dei amicusGloriosus Dei amicus
  36. 🔍 23% In illo tempore exauditaeIn illo tempore exauditae
  37. 🔍 23% Visitasti terramVisitasti terram
  38. 🔍 23% Misereris omniumMisereris omnium
  39. 🔍 23% Credo VCredo V
  40. 🔍 23% In omnibus exhibeamus (Resp.)In omnibus exhibeamus (Resp.)
  41. 🔍 23% Qua Christus hora sitiitQua Christus hora sitiit
  42. 🔍 22% Felix per omnesFelix per omnes
  43. 🔍 22% Magnus sanctus PaulusMagnus sanctus Paulus
  44. 🔍 22% PrincipesPrincipes
  45. 🔍 22% Audita est quasi voxAudita est quasi vox
  46. 🔍 22% ManducaveruntManducaverunt
  47. 🔍 22% Congregati sunt inimiciCongregati sunt inimici
  48. 🔍 22% CoarctorCoarctor
  49. 🔍 22% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  50. 🔍 22% HolocaustumHolocaustum
  51. 🔍 22% In te DomineIn te Domine
  52. 🔍 22% Ad cenamAd cenam
  53. 🔍 22% Elegit... virumElegit... virum
  54. 🔍 22% Regina mundiRegina mundi
  55. 🔍 22% Lutum fecitLutum fecit
  56. 🔍 22% Petite... alleluiaPetite... alleluia
  57. 🔍 22% In medio EcclesiaeIn medio Ecclesiae
  58. 🔍 22% Germinaverunt campi (Resp.)Germinaverunt campi (Resp.)
  59. 🔍 22% Laetare caelum desuperLaetare caelum desuper
  60. 🔍 22% Venite exultemus IVenite exultemus I
  61. 🔍 22% Nunc tempus acceptabileNunc tempus acceptabile
  62. 🔍 22% Legis sacrataeLegis sacratae
  63. 🔍 22% Semel juraviSemel juravi
  64. 🔍 21% Jesu Fili summi PatrisJesu Fili summi Patris
  65. 🔍 21% Sanctificavit (verses)Sanctificavit (verses)