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% Justi confitebunturJusti confitebuntur
  2. 🔍 70% Deus virtutumDeus virtutum
  3. 🔍 69% Ascendit DeusAscendit Deus
  4. 🔍 67% Benedicite DominoBenedicite Domino
  5. 🔍 66% Emitte SpiritumEmitte Spiritum
  6. 🔍 65% Excita DomineExcita Domine
  7. 🔍 65% Benedic anima meaBenedic anima mea
  8. 🔍 65% Laudate DeumLaudate Deum
  9. 🔍 64% Fecisti viriliterFecisti viriliter
  10. 🔍 63% Qui posuit finesQui posuit fines
  11. 🔍 62% Si quis manducaveritSi quis manducaverit
  12. 🔍 53% Ascendit DeusAscendit Deus
  13. 🔍 49% Emitte SpiritumEmitte Spiritum
  14. 🔍 45% Alleluia (C)Alleluia (C)
  15. 🔍 39% Ascendit DeusAscendit Deus
  16. 🔍 36% Emitte SpiritumEmitte Spiritum
  17. 🔍 35% Venite exsultemus DominoVenite exsultemus Domino
  18. 🔍 35% Lauda JerusalemLauda Jerusalem
  19. 🔍 34% Justi confitebunturJusti confitebuntur
  20. 🔍 33% Benedic anima meaBenedic anima mea
  21. 🔍 30% Iusti confitebunturIusti confitebuntur
  22. 🔍 30% Custodi innocentiamCustodi innocentiam
  23. 🔍 30% Iusti confitebunturIusti confitebuntur
  24. 🔍 29% Justi confitebunturJusti confitebuntur
  25. 🔍 28% Exsultabunt sancti (Off.)Exsultabunt sancti (Off.)
  26. 🔍 27% TestTest
  27. 🔍 27% Quam pulchriQuam pulchri
  28. 🔍 26% Laetentur omnesLaetentur omnes
  29. 🔍 26% SuscitansSuscitans
  30. 🔍 25% Tui sunt caeliTui sunt caeli
  31. 🔍 24% Perfice gressusPerfice gressus
  32. 🔍 24% Excita DomineExcita Domine
  33. 🔍 24% Factus est DominusFactus est Dominus
  34. 🔍 23% Iusti confitebunturIusti confitebuntur
  35. 🔍 23% Gaudete justiGaudete justi
  36. 🔍 23% Justi confitebunturJusti confitebuntur
  37. 🔍 23% Afferentur... proximaeAfferentur... proximae
  38. 🔍 23% Deus virtutumDeus virtutum
  39. 🔍 23% Memor fuiMemor fui
  40. 🔍 23% Os justiOs justi
  41. 🔍 22% Dicit Dominus SermonesDicit Dominus Sermones
  42. 🔍 22% Tui sunt caeliTui sunt caeli
  43. 🔍 22% In te DomineIn te Domine
  44. 🔍 22% DolorosaDolorosa
  45. 🔍 22% Afferentur... pro patribusAfferentur... pro patribus
  46. 🔍 22% SederuntSederunt
  47. 🔍 22% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  48. 🔍 21% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  49. 🔍 21% Exaudi Domine... tibiExaudi Domine... tibi
  50. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  51. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  52. 🔍 21% Te lucis ante terminumTe lucis ante terminum
  53. 🔍 21% Benedicite omnes AngeliBenedicite omnes Angeli
  54. 🔍 21% ReminiscereReminiscere
  55. 🔍 21% Beata nobisBeata nobis
  56. 🔍 21% Emisi vosEmisi vos
  57. 🔍 21% Ecce crucem DominiEcce crucem Domini
  58. 🔍 21% Qui LazarumQui Lazarum
  59. 🔍 21% Requiem (Officium)Requiem (Officium)
  60. 🔍 21% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  61. 🔍 21% Benedicta et venerabilisBenedicta et venerabilis
  62. 🔍 21% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  63. 🔍 21% Praefatio solemnior de ApostolisPraefatio solemnior de Apostolis
  64. 🔍 21% Domine praevenistiDomine praevenisti
  65. 🔍 21% Te saeculorum PrincipemTe saeculorum Principem