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% Kyrie XIKyrie XI
  2. 🔍 90% KyrieKyrie
  3. 🔍 87% Kyrie XI BKyrie XI B
  4. 🔍 79% Kyrie XIKyrie XI
  5. 🔍 70% Benedicamus XIBenedicamus XI
  6. 🔍 69% Ite XIIte XI
  7. 🔍 67% Kyrie XIIIKyrie XIII
  8. 🔍 54% Kyrie XIKyrie XI
  9. 🔍 53% Benedicamus Domino (On Sunday during the year)Benedicamus Domino (On Sunday during the year)
  10. 🔍 52% Kyrie (ad lib.) XKyrie (ad lib.) X
  11. 🔍 51% Kyrie XVIIIKyrie XVIII
  12. 🔍 48% Kyrie XVIKyrie XVI
  13. 🔍 46% Kyrie (ad lib.) X / XI AKyrie (ad lib.) X / XI A
  14. 🔍 45% Kyrie eleison (in Miss. def.)Kyrie eleison (in Miss. def.)
  15. 🔍 45% Kyrie (Requiem)Kyrie (Requiem)
  16. 🔍 44% Kyrie VKyrie V
  17. 🔍 44% Kyrie XVKyrie XV
  18. 🔍 44% Kyrie IKyrie I
  19. 🔍 44% Kyrie IX.Kyrie IX.
  20. 🔍 43% Kyrie VKyrie V
  21. 🔍 43% Kyrie Missa RegiaKyrie Missa Regia
  22. 🔍 43% Kyrie Missa RegiaKyrie Missa Regia
  23. 🔍 43% Kyrie IVKyrie IV
  24. 🔍 43% Kyrie VIII.Kyrie VIII.
  25. 🔍 43% Kyrie VII.Kyrie VII.
  26. 🔍 43% Kyrie IVBKyrie IVB
  27. 🔍 42% Kyrie XKyrie X
  28. 🔍 42% Kyrie IV. (Conditor poli)Kyrie IV. (Conditor poli)
  29. 🔍 42% Kyrie IIBKyrie IIB
  30. 🔍 41% Kyrie IKyrie I
  31. 🔍 41% Kyrie (Missa Regia I)Kyrie (Missa Regia I)
  32. 🔍 41% Kyrie IIKyrie II
  33. 🔍 41% Kyrie XIIKyrie XII
  34. 🔍 40% Kyrie IIIKyrie III
  35. 🔍 39% Benedicamus Domino (in Dominicis per annum)Benedicamus Domino (in Dominicis per annum)
  36. 🔍 39% Kyrie (ad lib.) III / III AKyrie (ad lib.) III / III A
  37. 🔍 39% Kyrie IIIKyrie III
  38. 🔍 39% Kyrie III BKyrie III B
  39. 🔍 39% Kyrie XKyrie X
  40. 🔍 39% Kyrie XVIIKyrie XVII
  41. 🔍 38% Kyrie (ad lib.) V / I BKyrie (ad lib.) V / I B
  42. 🔍 38% Kyrie XIIIKyrie XIII
  43. 🔍 38% Kyrie IXKyrie IX
  44. 🔍 38% Kyrie (Missa secundi Toni)Kyrie (Missa secundi Toni)
  45. 🔍 38% Kyrie (ad lib.) II. - Summe DeusKyrie (ad lib.) II. - Summe Deus
  46. 🔍 38% Litaniae LauretanaeLitaniae Lauretanae
  47. 🔍 38% Kyrie (ad lib.) VI / I AKyrie (ad lib.) VI / I A
  48. 🔍 38% Kyrie (ad lib.) XI. - Kyrie SalveKyrie (ad lib.) XI. - Kyrie Salve
  49. 🔍 37% Kyrie (Missa Votiva BMV)Kyrie (Missa Votiva BMV)
  50. 🔍 37% Kyrie VBKyrie VB
  51. 🔍 37% Lux et origoLux et origo
  52. 🔍 37% Kyrie (ad lib.) IX. - O Pater excelseKyrie (ad lib.) IX. - O Pater excelse
  53. 🔍 37% Lux et origoLux et origo
  54. 🔍 37% Kyrie XVI (forma ordinaria)Kyrie XVI (forma ordinaria)
  55. 🔍 37% Lux et origoLux et origo
  56. 🔍 37% Lux et origoLux et origo
  57. 🔍 37% Lux et origoLux et origo
  58. 🔍 37% Lux et origoLux et origo
  59. 🔍 36% Kyrie II. (Rex Magne)Kyrie II. (Rex Magne)
  60. 🔍 36% Kyrie IVKyrie IV
  61. 🔍 35% Kyrie (ad lib.) IV. - Kyrie altissimeKyrie (ad lib.) IV. - Kyrie altissime
  62. 🔍 35% Litaniae (in Vigil. pasch.)Litaniae (in Vigil. pasch.)
  63. 🔍 35% Kyrie VIKyrie VI
  64. 🔍 35% Kyrie IIKyrie II
  65. 🔍 34% Litaniae Lauretanae (Tonus alter)Litaniae Lauretanae (Tonus alter)