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