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% Alleluia spiritus Domini replevitAlleluia spiritus Domini replevit
  2. 🔍 73% Alleluia spiritus Domini replevitAlleluia spiritus Domini replevit
  3. 🔍 55% Alleluia Spiritus Domini replevitAlleluia Spiritus Domini replevit
  4. 🔍 47% Regem regum Dominum qui putariRegem regum Dominum qui putari
  5. 🔍 46% Alleluja Christum DominumAlleluja Christum Dominum
  6. 🔍 34% Alleluia, SpiritusAlleluia, Spiritus
  7. 🔍 33% Hodie si vocemHodie si vocem
  8. 🔍 32% Spiritus Domini replevit (I)Spiritus Domini replevit (I)
  9. 🔍 32% Factus est repenteFactus est repente
  10. 🔍 31% Spiritus Domini replevit (II)Spiritus Domini replevit (II)
  11. 🔍 30% Spiritus Domini replevitSpiritus Domini replevit
  12. 🔍 29% Emitte spiritum tuumEmitte spiritum tuum
  13. 🔍 28% Alleluia noli flere MariaAlleluia noli flere Maria
  14. 🔍 27% Regem Apostolorum (TP)Regem Apostolorum (TP)
  15. 🔍 27% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  16. 🔍 27% Alleluia, lapis revolutus estAlleluia, lapis revolutus est
  17. 🔍 27% Spiritus Domini replevitSpiritus Domini replevit
  18. 🔍 27% Spiritus Domini replevitSpiritus Domini replevit
  19. 🔍 27% Spiritus Domini replevitSpiritus Domini replevit
  20. 🔍 27% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  21. 🔍 27% Spiritus DominiSpiritus Domini
  22. 🔍 27% Spiritus DominiSpiritus Domini
  23. 🔍 26% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  24. 🔍 26% Regem Virginum Dominum (t.p.)Regem Virginum Dominum (t.p.)
  25. 🔍 26% Alleluia quem quaeris mulierAlleluia quem quaeris mulier
  26. 🔍 25% Confirma hoc DeusConfirma hoc Deus
  27. 🔍 25% Angelus Archangelus (t.p.)Angelus Archangelus (t.p.)
  28. 🔍 25% Regem Confessorum Dominum (t.p.)Regem Confessorum Dominum (t.p.)
  29. 🔍 25% Adorate DominumAdorate Dominum
  30. 🔍 25% Alleluia, Christum Dominum ascendentem in caelumAlleluia, Christum Dominum ascendentem in caelum
  31. 🔍 25% Praefatio solemnior PaschalisPraefatio solemnior Paschalis
  32. 🔍 25% Praefatio solemnior de Ecclesiae DedicationePraefatio solemnior de Ecclesiae Dedicatione
  33. 🔍 25% Surrexit Dominus vereSurrexit Dominus vere
  34. 🔍 24% Adorate DeumAdorate Deum
  35. 🔍 24% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  36. 🔍 24% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  37. 🔍 24% Praefatio solemnior de ApostolisPraefatio solemnior de Apostolis
  38. 🔍 24% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  39. 🔍 24% Spiritus DominiSpiritus Domini
  40. 🔍 24% Spiritus DominiSpiritus Domini
  41. 🔍 24% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  42. 🔍 24% Christum regem crucifixum... alleluiaChristum regem crucifixum... alleluia
  43. 🔍 24% Regem angelorumRegem angelorum
  44. 🔍 24% Regem Archangelorum DominumRegem Archangelorum Dominum
  45. 🔍 23% Benedicamus Domino (In Octavam Paschae)Benedicamus Domino (In Octavam Paschae)
  46. 🔍 23% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  47. 🔍 23% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  48. 🔍 23% Populus DominiPopulus Domini
  49. 🔍 23% Praefatio solemnis de Ascensione DominiPraefatio solemnis de Ascensione Domini
  50. 🔍 23% Regem Apostolorum (simpl.)Regem Apostolorum (simpl.)
  51. 🔍 23% Praefatio de Adventu IPraefatio de Adventu I
  52. 🔍 23% Angelus ArchangelusAngelus Archangelus
  53. 🔍 23% Misit DominusMisit Dominus
  54. 🔍 23% Praefatio solemnior de QuadragesimaPraefatio solemnior de Quadragesima
  55. 🔍 23% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia
  56. 🔍 23% Praefatio solemnis communisPraefatio solemnis communis
  57. 🔍 23% Praefatio solemnis de S. BenedictoPraefatio solemnis de S. Benedicto
  58. 🔍 23% In toto corde meoIn toto corde meo
  59. 🔍 22% Praefatio solemnis de Spiritu SanctoPraefatio solemnis de Spiritu Sancto
  60. 🔍 22% Praefatio solemnior communisPraefatio solemnior communis
  61. 🔍 22% Praefatio solemnior de D. N. Iesu Christo RegePraefatio solemnior de D. N. Iesu Christo Rege
  62. 🔍 22% Ave Maria... Spiritus (t.p.)Ave Maria... Spiritus (t.p.)
  63. 🔍 22% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  64. 🔍 22% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  65. 🔍 22% Praefatio solemnior de Spiritu SanctoPraefatio solemnior de Spiritu Sancto