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% Sanctus XVISanctus XVI
  2. 🔍 71% Sanctus XIIISanctus XIII
  3. 🔍 69% Sanctus XVSanctus XV
  4. 🔍 67% Sanctus XVIIISanctus XVIII
  5. 🔍 64% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  6. 🔍 63% Sanctus XSanctus X
  7. 🔍 62% Sanctus ISanctus I
  8. 🔍 60% Sanctus XISanctus XI
  9. 🔍 60% Sanctus IIISanctus III
  10. 🔍 59% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  11. 🔍 58% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  12. 🔍 57% Sanctus XIISanctus XII
  13. 🔍 57% Sanctus IVSanctus IV
  14. 🔍 56% Sanctus Missa RegiaSanctus Missa Regia
  15. 🔍 56% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  16. 🔍 56% Sanctus IISanctus II
  17. 🔍 56% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  18. 🔍 55% Sanctus XISanctus XI
  19. 🔍 55% Sanctus VSanctus V
  20. 🔍 55% Sanctus XIVSanctus XIV
  21. 🔍 54% Sanctus ISanctus I
  22. 🔍 54% Sanctus Missa RegiaSanctus Missa Regia
  23. 🔍 54% Sanctus XIIISanctus XIII
  24. 🔍 51% Sanctus VISanctus VI
  25. 🔍 50% Sanctus VSanctus V
  26. 🔍 50% Sanctus IXSanctus IX
  27. 🔍 49% Sanctus IISanctus II
  28. 🔍 49% Sanctus IIISanctus III
  29. 🔍 47% Sanctus IVSanctus IV
  30. 🔍 47% Sanctus VIISanctus VII
  31. 🔍 46% Sanctus III.Sanctus III.
  32. 🔍 44% Sanctus VIIISanctus VIII
  33. 🔍 44% Sanctus ISanctus I
  34. 🔍 44% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  35. 🔍 43% Sanctus I.Sanctus I.
  36. 🔍 42% Sanctus IISanctus II
  37. 🔍 42% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  38. 🔍 41% Sanctus VSanctus V
  39. 🔍 40% Sanctus IV.Sanctus IV.
  40. 🔍 39% Sanctus VSanctus V
  41. 🔍 39% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  42. 🔍 39% Sanctus II.Sanctus II.
  43. 🔍 38% Hosanna filio DavidHosanna filio David
  44. 🔍 38% Hosanna filio DavidHosanna filio David
  45. 🔍 37% Sanctus XVIISanctus XVII
  46. 🔍 37% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  47. 🔍 37% Ite XV/XVIIte XV/XVI
  48. 🔍 36% Sanctus VIIISanctus VIII
  49. 🔍 36% Turba multaTurba multa
  50. 🔍 36% Sanctus XISanctus XI
  51. 🔍 36% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  52. 🔍 35% Sanctus XIVSanctus XIV
  53. 🔍 34% Gloria XIGloria XI
  54. 🔍 34% Turba multaTurba multa
  55. 🔍 32% Omnes collaudantOmnes collaudant
  56. 🔍 32% Ad Virginem Dei MatremAd Virginem Dei Matrem
  57. 🔍 31% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  58. 🔍 31% Turba multaTurba multa
  59. 🔍 31% Benedicamus (ad lib.)Benedicamus (ad lib.)
  60. 🔍 31% Pueri Hebraeorum vestimentaPueri Hebraeorum vestimenta
  61. 🔍 31% Gloria XGloria X
  62. 🔍 30% Hosanna filio DavidHosanna filio David
  63. 🔍 29% Gloria VGloria V
  64. 🔍 29% Sanctus XIXSanctus XIX
  65. 🔍 29% Turba multaTurba multa