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% Spiritus qui a Patre proceditSpiritus qui a Patre procedit
  2. 🔍 75% Spiritus quiSpiritus qui
  3. 🔍 72% Spiritus qui a PatreSpiritus qui a Patre
  4. 🔍 71% Spiritus qui a PatreSpiritus qui a Patre
  5. 🔍 70% Spiritus qui a Patre proceditSpiritus qui a Patre procedit
  6. 🔍 62% Spiritus qui a PatreSpiritus qui a Patre
  7. 🔍 57% Spiritus quiSpiritus qui
  8. 🔍 56% Spiritus quiSpiritus qui
  9. 🔍 49% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  10. 🔍 48% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  11. 🔍 48% Alleluia (mode 8)Alleluia (mode 8)
  12. 🔍 47% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  13. 🔍 47% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  14. 🔍 47% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  15. 🔍 47% AlleluiaAlleluia
  16. 🔍 47% Alleluia (mode 8)Alleluia (mode 8)
  17. 🔍 47% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  18. 🔍 45% AlleluiaAlleluia
  19. 🔍 44% AlleluiaAlleluia
  20. 🔍 43% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  21. 🔍 43% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  22. 🔍 43% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  23. 🔍 43% Alleluia Lapis revolutusAlleluia Lapis revolutus
  24. 🔍 43% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  25. 🔍 42% Puer natus in BethlehemPuer natus in Bethlehem
  26. 🔍 42% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  27. 🔍 41% Spiritus SanctusSpiritus Sanctus
  28. 🔍 41% Spiritus SanctusSpiritus Sanctus
  29. 🔍 41% Alleluia (ant.)Alleluia (ant.)
  30. 🔍 41% Alleluia (ant.)Alleluia (ant.)
  31. 🔍 41% Alleluia Omnes GentesAlleluia Omnes Gentes
  32. 🔍 41% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  33. 🔍 40% Gustate et videteGustate et videte
  34. 🔍 39% Alleluia alleluiaAlleluia alleluia
  35. 🔍 39% Omnes GentesOmnes Gentes
  36. 🔍 39% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  37. 🔍 38% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  38. 🔍 38% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  39. 🔍 38% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  40. 🔍 37% Pascha nostrumPascha nostrum
  41. 🔍 37% Spiritus SanctusSpiritus Sanctus
  42. 🔍 37% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  43. 🔍 37% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  44. 🔍 37% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  45. 🔍 37% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  46. 🔍 37% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  47. 🔍 37% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  48. 🔍 37% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  49. 🔍 37% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  50. 🔍 37% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  51. 🔍 37% Spiritus ParaclitusSpiritus Paraclitus
  52. 🔍 37% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  53. 🔍 36% Alleluia (T.P. Sab. ad L.)Alleluia (T.P. Sab. ad L.)
  54. 🔍 36% AlleluiaAlleluia
  55. 🔍 36% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  56. 🔍 36% AccipiteAccipite
  57. 🔍 36% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  58. 🔍 36% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  59. 🔍 35% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  60. 🔍 35% Alleluia. Dom. LaudAlleluia. Dom. Laud
  61. 🔍 35% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  62. 🔍 35% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  63. 🔍 35% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  64. 🔍 35% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  65. 🔍 35% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)