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: 2025-12-20. 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% Salve Regina (monasticum)Salve Regina (monasticum)
  2. 🔍 81% Salve Regina (tono solemnis)Salve Regina (tono solemnis)
  3. 🔍 69% Salve ReginaSalve Regina
  4. 🔍 69% Salve ReginaSalve Regina
  5. 🔍 59% Salve ReginaSalve Regina
  6. 🔍 57% Salve Regina (simplex)Salve Regina (simplex)
  7. 🔍 56% Salve Regina (tonus simplici)Salve Regina (tonus simplici)
  8. 🔍 53% Salve Regina (in cantu simplici)Salve Regina (in cantu simplici)
  9. 🔍 52% Salve ReginaSalve Regina
  10. 🔍 52% Salve ReginaSalve Regina
  11. 🔍 51% Salve Regina (simple tone)Salve Regina (simple tone)
  12. 🔍 46% Salve Regina (simple tone)Salve Regina (simple tone)
  13. 🔍 38% Salve Regina (alter cantus de Processionali Quebecense)Salve Regina (alter cantus de Processionali Quebecense)
  14. 🔍 38% Salve ReginaSalve Regina
  15. 🔍 34% Salve ReginaSalve Regina
  16. 🔍 30% Virgo clemensVirgo clemens
  17. 🔍 29% Optatus votis omniumOptatus votis omnium
  18. 🔍 28% Jesu nostra redemptioJesu nostra redemptio
  19. 🔍 28% Te saeculorum PrincipemTe saeculorum Principem
  20. 🔍 28% Gloria XIIIGloria XIII
  21. 🔍 28% Te saeculorum PrincipemTe saeculorum Principem
  22. 🔍 28% Exsultet jam AngelicaExsultet jam Angelica
  23. 🔍 27% Salvete Christi vulneraSalvete Christi vulnera
  24. 🔍 27% Beata nobis gaudiaBeata nobis gaudia
  25. 🔍 27% Quicumque certumQuicumque certum
  26. 🔍 27% Beata nobis gaudiaBeata nobis gaudia
  27. 🔍 27% InclytaInclyta
  28. 🔍 27% Summi Parentis FilioSummi Parentis Filio
  29. 🔍 26% Ad Virginem Dei MatremAd Virginem Dei Matrem
  30. 🔍 26% Jesu dulcisJesu dulcis
  31. 🔍 26% Ave Regina caelorumAve Regina caelorum
  32. 🔍 26% Jesu Fili summi PatrisJesu Fili summi Patris
  33. 🔍 26% Salve Regina (simple tone with English translation)Salve Regina (simple tone with English translation)
  34. 🔍 26% Vexilla Regis prodeuntVexilla Regis prodeunt
  35. 🔍 26% Ex more docti mysticoEx more docti mystico
  36. 🔍 26% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  37. 🔍 26% Deus tuorum militumDeus tuorum militum
  38. 🔍 26% Jesu nostraJesu nostra
  39. 🔍 26% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)
  40. 🔍 26% Deus tuorum militumDeus tuorum militum
  41. 🔍 26% Deus tuorum militumDeus tuorum militum
  42. 🔍 25% Auctor beate saeculiAuctor beate saeculi
  43. 🔍 25% Deus tuorum militumDeus tuorum militum
  44. 🔍 25% Te lucis ante terminumTe lucis ante terminum
  45. 🔍 25% Rex glorioseRex gloriose
  46. 🔍 25% Te Matrem laudamusTe Matrem laudamus
  47. 🔍 25% Stans autemStans autem
  48. 🔍 25% MemorareMemorare
  49. 🔍 25% Tristes erant ApostoliTristes erant Apostoli
  50. 🔍 25% MemorareMemorare
  51. 🔍 25% Hodie completi suntHodie completi sunt
  52. 🔍 25% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  53. 🔍 25% Deus tuorum II Cl.Deus tuorum II Cl.
  54. 🔍 25% Iam ChristusIam Christus
  55. 🔍 25% Salutis humanae satorSalutis humanae sator
  56. 🔍 25% Lucis Creator optime (Alius tonus II)Lucis Creator optime (Alius tonus II)
  57. 🔍 25% Christe flos convalliumChriste flos convallium
  58. 🔍 25% Ego sum AlphaEgo sum Alpha
  59. 🔍 25% Ecce ego JoannesEcce ego Joannes
  60. 🔍 25% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  61. 🔍 25% CoeperuntCoeperunt
  62. 🔍 25% Salve crux sanctaSalve crux sancta
  63. 🔍 25% Deus tuorum militumDeus tuorum militum
  64. 🔍 25% MemorareMemorare
  65. 🔍 24% Beate martyr, prosperaBeate martyr, prospera