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