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% Populus acquisitionisPopulus acquisitionis
  2. 🔍 64% Populus acquisitionisPopulus acquisitionis
  3. 🔍 47% Populus acquisitionisPopulus acquisitionis
  4. 🔍 31% Si consurrexistisSi consurrexistis
  5. 🔍 29% Cantate DominoCantate Domino
  6. 🔍 27% AccipiteAccipite
  7. 🔍 27% Aqua sapientiaeAqua sapientiae
  8. 🔍 27% Cantate DominoCantate Domino
  9. 🔍 27% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  10. 🔍 27% AccipiteAccipite
  11. 🔍 26% Cantate DominoCantate Domino
  12. 🔍 26% Alleluia Omnes GentesAlleluia Omnes Gentes
  13. 🔍 26% Aqua sapientiaeAqua sapientiae
  14. 🔍 25% Jubilate DeoJubilate Deo
  15. 🔍 25% Cibavit eos... alleluiaCibavit eos... alleluia
  16. 🔍 25% Exaudi Domine... tibiExaudi Domine... tibi
  17. 🔍 25% Ingressus RaphaelIngressus Raphael
  18. 🔍 25% Tenuisti manumTenuisti manum
  19. 🔍 25% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  20. 🔍 25% Protexisti meProtexisti me
  21. 🔍 25% AccipiteAccipite
  22. 🔍 25% Omnes GentesOmnes Gentes
  23. 🔍 25% Tenuisti manumTenuisti manum
  24. 🔍 25% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  25. 🔍 24% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  26. 🔍 24% Alleluia (mode 8)Alleluia (mode 8)
  27. 🔍 24% Venite omnes adoremusVenite omnes adoremus
  28. 🔍 24% Vocem jucunditatisVocem jucunditatis
  29. 🔍 24% Data est mihiData est mihi
  30. 🔍 24% Angelus Domini nuntiavit (Resp. Br. T.P.)Angelus Domini nuntiavit (Resp. Br. T.P.)
  31. 🔍 24% Spiritus quiSpiritus qui
  32. 🔍 24% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  33. 🔍 24% Misericordia DominiMisericordia Domini
  34. 🔍 24% Cantate DominoCantate Domino
  35. 🔍 24% Eduxit DominusEduxit Dominus
  36. 🔍 24% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  37. 🔍 24% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  38. 🔍 24% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  39. 🔍 23% Si consurrexistisSi consurrexistis
  40. 🔍 23% In medio EcclesiaeIn medio Ecclesiae
  41. 🔍 23% Introduxit vosIntroduxit vos
  42. 🔍 23% ExaudivitExaudivit
  43. 🔍 23% Exaudi Domine... tibiExaudi Domine... tibi
  44. 🔍 23% Eduxit DominusEduxit Dominus
  45. 🔍 23% In medio EcclesiaeIn medio Ecclesiae
  46. 🔍 23% Alleluia Lapis revolutusAlleluia Lapis revolutus
  47. 🔍 23% Cantate DominoCantate Domino
  48. 🔍 23% Alleluia (T.P. ad Sextam)Alleluia (T.P. ad Sextam)
  49. 🔍 23% Eduxit eosEduxit eos
  50. 🔍 23% De ore prudentisDe ore prudentis
  51. 🔍 23% Alleluia (mode 8)Alleluia (mode 8)
  52. 🔍 23% Puer natus in BethlehemPuer natus in Bethlehem
  53. 🔍 23% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  54. 🔍 23% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  55. 🔍 23% Mitte manum... alleluiaMitte manum... alleluia
  56. 🔍 22% Eduxit eosEduxit eos
  57. 🔍 22% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  58. 🔍 22% Salus et gloria - mode IVSalus et gloria - mode IV
  59. 🔍 22% Jubilate DeoJubilate Deo
  60. 🔍 22% Spiritus SanctusSpiritus Sanctus
  61. 🔍 22% Factus est (cum alleluia)Factus est (cum alleluia)
  62. 🔍 22% Spiritus qui a PatreSpiritus qui a Patre
  63. 🔍 22% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  64. 🔍 22% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  65. 🔍 22% Qui manducatQui manducat