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: 2025-12-20. 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% Et valde maneEt valde mane
  2. 🔍 70% Et valde maneEt valde mane
  3. 🔍 69% Et valde maneEt valde mane
  4. 🔍 62% Et valde maneEt valde mane
  5. 🔍 54% Et valde maneEt valde mane
  6. 🔍 54% Et valde maneEt valde mane
  7. 🔍 31% Alleluia. (Paschal Vigil at Lauds)Alleluia. (Paschal Vigil at Lauds)
  8. 🔍 26% Maria Magdalene et altera Maria (t.p.)Maria Magdalene et altera Maria (t.p.)
  9. 🔍 25% Spiritus quiSpiritus qui
  10. 🔍 25% Maria Magdalene et altera MariaMaria Magdalene et altera Maria
  11. 🔍 25% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  12. 🔍 24% Spiritus quiSpiritus qui
  13. 🔍 23% Dum transisset sabbatumDum transisset sabbatum
  14. 🔍 23% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  15. 🔍 22% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  16. 🔍 22% Omnes de SabaOmnes de Saba
  17. 🔍 22% Mane nobiscumMane nobiscum
  18. 🔍 22% Omnes de SabaOmnes de Saba
  19. 🔍 22% Alleluia. (Thursday P. T. at Vespers)Alleluia. (Thursday P. T. at Vespers)
  20. 🔍 21% Ite IaIte Ia
  21. 🔍 21% Laudate DominumLaudate Dominum
  22. 🔍 21% Valde honorandus estValde honorandus est
  23. 🔍 21% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  24. 🔍 21% Alleluia. (Tuesday P. T. at Vespers)Alleluia. (Tuesday P. T. at Vespers)
  25. 🔍 21% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  26. 🔍 21% Alleluia (T.P. Sab. ad L.)Alleluia (T.P. Sab. ad L.)
  27. 🔍 21% Eduxit eosEduxit eos
  28. 🔍 21% Alleluia. (Friday P. T. at Vespers)Alleluia. (Friday P. T. at Vespers)
  29. 🔍 20% Alleluia. (Saturday P. T. at Vespers)Alleluia. (Saturday P. T. at Vespers)
  30. 🔍 20% Alleluia. (Sund. P. T. at Prime)Alleluia. (Sund. P. T. at Prime)
  31. 🔍 20% Spiritus quiSpiritus qui
  32. 🔍 20% ModicumModicum
  33. 🔍 20% In omnem terramIn omnem terram
  34. 🔍 20% Valde mirabilisValde mirabilis
  35. 🔍 20% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  36. 🔍 20% Dominus firmamentumDominus firmamentum
  37. 🔍 20% Cibavit eos... AlleluiaCibavit eos... Alleluia
  38. 🔍 20% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  39. 🔍 20% Spiritus SanctusSpiritus Sanctus
  40. 🔍 20% Alleluia alleluiaAlleluia alleluia
  41. 🔍 20% Attendite a falsisAttendite a falsis
  42. 🔍 20% Mane nobiscumMane nobiscum
  43. 🔍 20% Mitte manum... alleluiaMitte manum... alleluia
  44. 🔍 20% Suavis DominusSuavis Dominus
  45. 🔍 19% Immittet AngelusImmittet Angelus
  46. 🔍 19% Alleluia deduc me. (Sundays throughout the year at Terce)Alleluia deduc me. (Sundays throughout the year at Terce)
  47. 🔍 19% Cum esset seroCum esset sero
  48. 🔍 19% Ego plantaviEgo plantavi
  49. 🔍 19% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  50. 🔍 19% Alleluia. (Sund. P. T. at Sext)Alleluia. (Sund. P. T. at Sext)
  51. 🔍 19% Spiritus Domini replevitSpiritus Domini replevit
  52. 🔍 19% Valde mirabilisValde mirabilis
  53. 🔍 19% Lux de luceLux de luce
  54. 🔍 19% Alleluia tuus sum ego. (Sundays throughout the year at Sext)Alleluia tuus sum ego. (Sundays throughout the year at Sext)
  55. 🔍 19% Sub throno DeiSub throno Dei
  56. 🔍 19% Alleluia (mode 8)Alleluia (mode 8)
  57. 🔍 19% AccipiteAccipite
  58. 🔍 19% Alleluia (ad introitum mode 3)Alleluia (ad introitum mode 3)
  59. 🔍 19% Adorate DominumAdorate Dominum
  60. 🔍 19% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  61. 🔍 19% Dum venerit Paraclitus (2)Dum venerit Paraclitus (2)
  62. 🔍 19% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  63. 🔍 19% Valde honorandus estValde honorandus est
  64. 🔍 19% Alleluia (mode 8)Alleluia (mode 8)
  65. 🔍 19% Spiritus ubiSpiritus ubi