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% Litania 12 Kyrie EleisonLitania 12 Kyrie Eleison
  2. 🔍 61% Litania 01 Kyrie EleisonLitania 01 Kyrie Eleison
  3. 🔍 58% Kyrie eleison (tonus simplex)Kyrie eleison (tonus simplex)
  4. 🔍 58% Kyrie IIBKyrie IIB
  5. 🔍 51% Kyrie IX.Kyrie IX.
  6. 🔍 51% Kyrie XKyrie X
  7. 🔍 50% Kyrie IIKyrie II
  8. 🔍 50% Kyrie XVKyrie XV
  9. 🔍 50% Kyrie IKyrie I
  10. 🔍 50% Kyrie IV. (Conditor poli)Kyrie IV. (Conditor poli)
  11. 🔍 50% Kyrie IVBKyrie IVB
  12. 🔍 50% Kyrie VII.Kyrie VII.
  13. 🔍 49% Kyrie (Requiem)Kyrie (Requiem)
  14. 🔍 49% Kyrie VIII.Kyrie VIII.
  15. 🔍 48% Kyrie IIIKyrie III
  16. 🔍 48% Kyrie XVIIIKyrie XVIII
  17. 🔍 47% Kyrie VKyrie V
  18. 🔍 47% Kyrie (ad lib.) III / III AKyrie (ad lib.) III / III A
  19. 🔍 46% Kyrie III BKyrie III B
  20. 🔍 46% Kyrie (ad lib.) V / I BKyrie (ad lib.) V / I B
  21. 🔍 46% Supplicatio litaniae (tonus litaniae Sacr. Cor.)Supplicatio litaniae (tonus litaniae Sacr. Cor.)
  22. 🔍 46% Lux et origoLux et origo
  23. 🔍 45% Litaniae Lauretanae (Tonus alter)Litaniae Lauretanae (Tonus alter)
  24. 🔍 45% Kyrie XVIKyrie XVI
  25. 🔍 45% Kyrie (ad lib.) VI / I AKyrie (ad lib.) VI / I A
  26. 🔍 45% Kyrie eleison (in Miss. def.)Kyrie eleison (in Miss. def.)
  27. 🔍 45% Kyrie (ad lib.) XKyrie (ad lib.) X
  28. 🔍 45% Litaniae LauretanaeLitaniae Lauretanae
  29. 🔍 44% Litaniae (in Vigil. pasch.)Litaniae (in Vigil. pasch.)
  30. 🔍 44% Kyrie VBKyrie VB
  31. 🔍 44% Litaniae Sancti JosephLitaniae Sancti Joseph
  32. 🔍 43% Kyrie (ad lib.) II. - Summe DeusKyrie (ad lib.) II. - Summe Deus
  33. 🔍 43% Kyrie II. (Rex Magne)Kyrie II. (Rex Magne)
  34. 🔍 43% Lux et origoLux et origo
  35. 🔍 43% Lux et origoLux et origo
  36. 🔍 43% Lux et origoLux et origo
  37. 🔍 43% Lux et origoLux et origo
  38. 🔍 43% Lux et origoLux et origo
  39. 🔍 43% Kyrie (ad lib.) X / XI AKyrie (ad lib.) X / XI A
  40. 🔍 42% Litaniae (in Vigil. pasch.)Litaniae (in Vigil. pasch.)
  41. 🔍 42% Kyrie XVI (forma ordinaria)Kyrie XVI (forma ordinaria)
  42. 🔍 42% Kyrie (ad lib.) IV. - Kyrie altissimeKyrie (ad lib.) IV. - Kyrie altissime
  43. 🔍 42% Kyrie IVKyrie IV
  44. 🔍 41% Kyrie VIKyrie VI
  45. 🔍 41% Kyrie IKyrie I
  46. 🔍 41% Kyrie IIIKyrie III
  47. 🔍 41% Kyrie fons bonitatisKyrie fons bonitatis
  48. 🔍 40% Kyrie Missa RegiaKyrie Missa Regia
  49. 🔍 40% Kyrie IXKyrie IX
  50. 🔍 39% Kyrie XVII BKyrie XVII B
  51. 🔍 39% Kyrie XVII BKyrie XVII B
  52. 🔍 39% Kyrie (Missa Regia I)Kyrie (Missa Regia I)
  53. 🔍 39% Kyrie XKyrie X
  54. 🔍 39% Kyrie XVIII B (Missa pro defunctis)Kyrie XVIII B (Missa pro defunctis)
  55. 🔍 39% Kyrie V. (Deus solus et immensus)Kyrie V. (Deus solus et immensus)
  56. 🔍 39% Kyrie I. (Deus miserator)Kyrie I. (Deus miserator)
  57. 🔍 39% Kyrie (Missa Votiva BMV)Kyrie (Missa Votiva BMV)
  58. 🔍 39% Kyrie Missa RegiaKyrie Missa Regia
  59. 🔍 38% Kyrie eleisonKyrie eleison
  60. 🔍 38% Kyrie II. (Rex Magne) (f3 clef)Kyrie II. (Rex Magne) (f3 clef)
  61. 🔍 38% Kyrie (ad lib.) VIKyrie (ad lib.) VI
  62. 🔍 38% Kyrie I (forma ordinaria)Kyrie I (forma ordinaria)
  63. 🔍 38% Kyrie (Supplicatio Litaniae)Kyrie (Supplicatio Litaniae)
  64. 🔍 37% Kyrie XIIIKyrie XIII
  65. 🔍 37% Kyrie (ad lib.) XI. - Kyrie SalveKyrie (ad lib.) XI. - Kyrie Salve