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 Domini replevitSpiritus Domini replevit
  2. 🔍 78% Spiritus DominiSpiritus Domini
  3. 🔍 75% Spiritus Domini replevitSpiritus Domini replevit
  4. 🔍 66% Spiritus DominiSpiritus Domini
  5. 🔍 62% Spiritus DominiSpiritus Domini
  6. 🔍 53% Spiritus Domini replevitSpiritus Domini replevit
  7. 🔍 51% Spiritus Domini replevitSpiritus Domini replevit
  8. 🔍 51% Spiritus Domini replevit (I)Spiritus Domini replevit (I)
  9. 🔍 49% Spiritus Domini replevit (II)Spiritus Domini replevit (II)
  10. 🔍 49% Spiritus Domini replevit (Intr)Spiritus Domini replevit (Intr)
  11. 🔍 47% Spiritus... replevit... all. all. all.Spiritus... replevit... all. all. all.
  12. 🔍 46% Spiritus... replevit... all. all.Spiritus... replevit... all. all.
  13. 🔍 45% AlleluiaAlleluia
  14. 🔍 44% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  15. 🔍 43% Alleluia (mode 8)Alleluia (mode 8)
  16. 🔍 43% Spiritus Domini replevitSpiritus Domini replevit
  17. 🔍 43% Alleluia Spiritus Domini replevitAlleluia Spiritus Domini replevit
  18. 🔍 43% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  19. 🔍 43% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  20. 🔍 43% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  21. 🔍 43% Puer natus in BethlehemPuer natus in Bethlehem
  22. 🔍 42% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  23. 🔍 42% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  24. 🔍 42% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  25. 🔍 42% Repleti suntRepleti sunt
  26. 🔍 42% Alleluia (mode 8)Alleluia (mode 8)
  27. 🔍 41% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  28. 🔍 41% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  29. 🔍 41% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  30. 🔍 41% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  31. 🔍 41% Amavit eum Dominus (Resp. Br. T.P.)Amavit eum Dominus (Resp. Br. T.P.)
  32. 🔍 41% Verbo DominiVerbo Domini
  33. 🔍 40% Disciplinam et sapientiamDisciplinam et sapientiam
  34. 🔍 40% Alleluia Lapis revolutusAlleluia Lapis revolutus
  35. 🔍 40% Salus et gloriaSalus et gloria
  36. 🔍 40% Omnes GentesOmnes Gentes
  37. 🔍 39% Spiritus ParaclitusSpiritus Paraclitus
  38. 🔍 39% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  39. 🔍 39% Sit nomen DominiSit nomen Domini
  40. 🔍 39% Amplificatus est (T.P.)Amplificatus est (T.P.)
  41. 🔍 38% Salus et gloria - mode IVSalus et gloria - mode IV
  42. 🔍 38% Spiritus DominiSpiritus Domini
  43. 🔍 38% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  44. 🔍 38% Alleluia (ant.)Alleluia (ant.)
  45. 🔍 38% Alleluia (ant.)Alleluia (ant.)
  46. 🔍 38% Exsurgat DeusExsurgat Deus
  47. 🔍 38% Alleluia Omnes GentesAlleluia Omnes Gentes
  48. 🔍 38% Alleluia Spiritus ParaclitusAlleluia Spiritus Paraclitus
  49. 🔍 38% Salus et gloriaSalus et gloria
  50. 🔍 38% In manus tuas Domine (Tempore Paschali)In manus tuas Domine (Tempore Paschali)
  51. 🔍 37% Salus et gloriaSalus et gloria
  52. 🔍 37% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  53. 🔍 37% In hoc cognoviIn hoc cognovi
  54. 🔍 37% Hoc signum crucisHoc signum crucis
  55. 🔍 37% Spiritus ParaclitusSpiritus Paraclitus
  56. 🔍 37% Spiritus DominiSpiritus Domini
  57. 🔍 37% Gustate et videteGustate et videte
  58. 🔍 37% Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)Spiritus Paraclitus (Tonus simplex pro diebus infra Octavam)
  59. 🔍 37% In manus tuas (tempore Paschali)In manus tuas (tempore Paschali)
  60. 🔍 36% Surrexit Dominus vere (Resp. Br.)Surrexit Dominus vere (Resp. Br.)
  61. 🔍 36% Gloria et honore...allel.Gloria et honore...allel.
  62. 🔍 36% Spiritus Domini replevit orbem terrarumSpiritus Domini replevit orbem terrarum
  63. 🔍 36% Exaltabo te... alleluiaExaltabo te... alleluia
  64. 🔍 36% Exaltabo te... alleluiaExaltabo te... alleluia
  65. 🔍 36% Notum fecitNotum fecit