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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Emitte spiritum tuumEmitte spiritum tuum
  2. πŸ” 60% Emitte Spiritum tuumEmitte Spiritum tuum
  3. πŸ” 57% Emitte spiritumEmitte spiritum
  4. πŸ” 47% Emitte SpiritumEmitte Spiritum
  5. πŸ” 46% Confirma hoc DeusConfirma hoc Deus
  6. πŸ” 43% Factus est repenteFactus est repente
  7. πŸ” 41% Alleluia noli flere MariaAlleluia noli flere Maria
  8. πŸ” 40% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  9. πŸ” 40% Alleluia, lapis revolutus estAlleluia, lapis revolutus est
  10. πŸ” 40% Adorate DeumAdorate Deum
  11. πŸ” 39% Adorate DominumAdorate Dominum
  12. πŸ” 38% Alleluia quem quaeris mulierAlleluia quem quaeris mulier
  13. πŸ” 38% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  14. πŸ” 37% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  15. πŸ” 35% Ipse invocabit meIpse invocabit me
  16. πŸ” 35% ExaltabunturExaltabuntur
  17. πŸ” 33% Ego dormiviEgo dormivi
  18. πŸ” 33% Emitte SpiritumEmitte Spiritum
  19. πŸ” 32% Specie tuaSpecie tua
  20. πŸ” 32% Benedicamus Domino (In Octavam Paschae)Benedicamus Domino (In Octavam Paschae)
  21. πŸ” 32% Angelus Archangelus (t.p.)Angelus Archangelus (t.p.)
  22. πŸ” 32% Emitte SpiritumEmitte Spiritum
  23. πŸ” 30% Postulavi Patrem meumPostulavi Patrem meum
  24. πŸ” 30% Alleluia noli flere MariaAlleluia noli flere Maria
  25. πŸ” 29% Quam admirabileQuam admirabile
  26. πŸ” 29% Alleluia spiritus Domini replevitAlleluia spiritus Domini replevit
  27. πŸ” 29% Secundum nomen tuumSecundum nomen tuum
  28. πŸ” 28% Lux orta est justisLux orta est justis
  29. πŸ” 28% Beatus vir qui in lege ... voluntasBeatus vir qui in lege ... voluntas
  30. πŸ” 28% Fluminis impetusFluminis impetus
  31. πŸ” 28% Emitte SpiritumEmitte Spiritum
  32. πŸ” 28% Emitte SpiritumEmitte Spiritum
  33. πŸ” 28% Angelus ArchangelusAngelus Archangelus
  34. πŸ” 28% O quam pulchra estO quam pulchra est
  35. πŸ” 28% Emitte Spiritum (altera melodia)Emitte Spiritum (altera melodia)
  36. πŸ” 28% InvocantemInvocantem
  37. πŸ” 28% Domine iste SanctusDomine iste Sanctus
  38. πŸ” 28% Alleluia lapis revolutus estAlleluia lapis revolutus est
  39. πŸ” 27% Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)
  40. πŸ” 27% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  41. πŸ” 27% Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)Alleluia alleluia alleluia (Quarta T.P. in III Nocturno)
  42. πŸ” 27% Tollite portasTollite portas
  43. πŸ” 27% Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)Alleluia alleluia alleluia (Tertia T.P. In I Nocturno)
  44. πŸ” 27% Alleluia alleluia alleluia (Sabbato T.P. in III Nocturno)Alleluia alleluia alleluia (Sabbato T.P. in III Nocturno)
  45. πŸ” 27% Jesus cum essetJesus cum esset
  46. πŸ” 27% Dilexit AndreamDilexit Andream
  47. πŸ” 27% Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)Alleluia alleluia alleluia (Sexta T.P. in II Nocturno)
  48. πŸ” 27% CustodiebantCustodiebant
  49. πŸ” 27% Dominus in SionDominus in Sion
  50. πŸ” 27% Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)Alleluia alleluia alleluia (Quarta T.P. In I Nocturno)
  51. πŸ” 27% Alleluia alleluia alleluia (Quinta T.P. in I Nocturno)Alleluia alleluia alleluia (Quinta T.P. in I Nocturno)
  52. πŸ” 27% Michael Archangele (t.p.)Michael Archangele (t.p.)
  53. πŸ” 26% Accipe meAccipe me
  54. πŸ” 26% Alleluia alleluia alleluia (Sexta T.P. in I Nocturno)Alleluia alleluia alleluia (Sexta T.P. in I Nocturno)
  55. πŸ” 26% Regina cΓ¦liRegina cΓ¦li
  56. πŸ” 26% In omnem terramIn omnem terram
  57. πŸ” 26% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  58. πŸ” 26% Aedificavit DeusAedificavit Deus
  59. πŸ” 26% Laetentur caeliLaetentur caeli
  60. πŸ” 26% Benedictus qui venitBenedictus qui venit
  61. πŸ” 26% Exsurgat DeusExsurgat Deus
  62. πŸ” 26% Beatus vir qui metuit DominumBeatus vir qui metuit Dominum
  63. πŸ” 26% Adoramus te ChristeAdoramus te Christe
  64. πŸ” 26% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  65. πŸ” 26% Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)Alleluia alleluia alleluia (Quarta T.P. in II Nocturno)