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% Sanctus (Missa pro defunctis)Sanctus (Missa pro defunctis)
  2. 🔍 70% Sanctus IVSanctus IV
  3. 🔍 60% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  4. 🔍 60% Sanctus IISanctus II
  5. 🔍 59% Sanctus ISanctus I
  6. 🔍 57% Sanctus (Missa Regia I)Sanctus (Missa Regia I)
  7. 🔍 57% Sanctus XISanctus XI
  8. 🔍 53% Sanctus (Missa secundi Toni)Sanctus (Missa secundi Toni)
  9. 🔍 53% Sanctus XI (forma ordinaria)Sanctus XI (forma ordinaria)
  10. 🔍 52% Sanctus VIIISanctus VIII
  11. 🔍 51% Sanctus VSanctus V
  12. 🔍 51% Sanctus XIVSanctus XIV
  13. 🔍 50% Sanctus XIIISanctus XIII
  14. 🔍 49% Sanctus (Missa Votiva BMV)Sanctus (Missa Votiva BMV)
  15. 🔍 49% Sanctus IIISanctus III
  16. 🔍 48% Sanctus Missa RegiaSanctus Missa Regia
  17. 🔍 47% Sanctus XVSanctus XV
  18. 🔍 46% Sanctus Missa RegiaSanctus Missa Regia
  19. 🔍 46% Sanctus III.Sanctus III.
  20. 🔍 46% Sanctus XIIISanctus XIII
  21. 🔍 45% Sanctus I.Sanctus I.
  22. 🔍 44% Sanctus (ad lib.) I.Sanctus (ad lib.) I.
  23. 🔍 44% Sanctus (ad lib.) III.Sanctus (ad lib.) III.
  24. 🔍 44% Sanctus XVISanctus XVI
  25. 🔍 43% Sanctus XSanctus X
  26. 🔍 41% Sanctus (ad lib.) II.Sanctus (ad lib.) II.
  27. 🔍 41% Sanctus XISanctus XI
  28. 🔍 40% Sanctus II.Sanctus II.
  29. 🔍 40% Sanctus IX (forma ordinaria)Sanctus IX (forma ordinaria)
  30. 🔍 40% Sanctus IV.Sanctus IV.
  31. 🔍 39% Sanctus XIISanctus XII
  32. 🔍 39% Turba multaTurba multa
  33. 🔍 39% Sanctus XVIIISanctus XVIII
  34. 🔍 38% Sanctus ISanctus I
  35. 🔍 37% Sanctus VISanctus VI
  36. 🔍 37% Sanctus XISanctus XI
  37. 🔍 36% Hosanna in excelsisHosanna in excelsis
  38. 🔍 36% Sanctus VSanctus V
  39. 🔍 36% Sanctus VSanctus V
  40. 🔍 36% Sanctus IVSanctus IV
  41. 🔍 35% Hosanna filio DavidHosanna filio David
  42. 🔍 35% Sanctus ISanctus I
  43. 🔍 35% Hosanna filio DavidHosanna filio David
  44. 🔍 35% Sanctus VSanctus V
  45. 🔍 34% Sanctus XIXSanctus XIX
  46. 🔍 34% Sanctus IISanctus II
  47. 🔍 33% Sanctus IIISanctus III
  48. 🔍 33% Sanctus IXSanctus IX
  49. 🔍 32% Turba multaTurba multa
  50. 🔍 32% Sanctus IISanctus II
  51. 🔍 32% Turba multaTurba multa
  52. 🔍 32% Sanctus VIISanctus VII
  53. 🔍 31% Hosanna filio DavidHosanna filio David
  54. 🔍 31% Hosanna filio DavidHosanna filio David
  55. 🔍 30% Turba multaTurba multa
  56. 🔍 29% Turba multaTurba multa
  57. 🔍 29% Sanctus VIIISanctus VIII
  58. 🔍 26% Prex eucharisticaPrex eucharistica
  59. 🔍 26% Omnes collaudantOmnes collaudant
  60. 🔍 26% Sanctus XIVSanctus XIV
  61. 🔍 26% Sanctus XVIISanctus XVII
  62. 🔍 26% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  63. 🔍 25% Repleti suntRepleti sunt
  64. 🔍 25% Hodie sanctus Benedictus per viamHodie sanctus Benedictus per viam
  65. 🔍 25% Ave Maria (Resp. br. in T.P.))Ave Maria (Resp. br. in T.P.))