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% Beatus ille servusBeatus ille servus
  2. 🔍 68% Beatus ille servusBeatus ille servus
  3. 🔍 68% Beatus illeBeatus ille
  4. 🔍 44% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  5. 🔍 42% Dixit autem dominusDixit autem dominus
  6. 🔍 40% Ne timeasNe timeas
  7. 🔍 39% Sapientia clamitatSapientia clamitat
  8. 🔍 39% Triduanas a DominoTriduanas a Domino
  9. 🔍 38% Ne timeas... alleluiaNe timeas... alleluia
  10. 🔍 38% Beatus servusBeatus servus
  11. 🔍 38% Judaea et JerusalemJudaea et Jerusalem
  12. 🔍 38% Ecce fidelis servusEcce fidelis servus
  13. 🔍 37% Ecce Dominus venietEcce Dominus veniet
  14. 🔍 37% Serve boneServe bone
  15. 🔍 37% Cum vocatus fuerisCum vocatus fueris
  16. 🔍 37% Beatus servusBeatus servus
  17. 🔍 37% Absterget DeusAbsterget Deus
  18. 🔍 36% Beatus Laurentius orabatBeatus Laurentius orabat
  19. 🔍 36% Beatus populusBeatus populus
  20. 🔍 36% Factus estFactus est
  21. 🔍 36% Cum vocatus fueris ad nuptiasCum vocatus fueris ad nuptias
  22. 🔍 36% Ecce Dominus noster... ut illuminetEcce Dominus noster... ut illuminet
  23. 🔍 36% Innuebant patriInnuebant patri
  24. 🔍 36% Beatus servusBeatus servus
  25. 🔍 35% Ego sum panis vivusEgo sum panis vivus
  26. 🔍 35% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  27. 🔍 35% Fidelis servus et prudens (Ant.)Fidelis servus et prudens (Ant.)
  28. 🔍 35% Serve bone et fidelis intra (Conf. non Pontificis)Serve bone et fidelis intra (Conf. non Pontificis)
  29. 🔍 35% Est secretumEst secretum
  30. 🔍 35% Et ipse JesusEt ipse Jesus
  31. 🔍 35% Beata Agnes in medioBeata Agnes in medio
  32. 🔍 35% Beata Agnes in medio flammarumBeata Agnes in medio flammarum
  33. 🔍 34% Si diligitis meSi diligitis me
  34. 🔍 34% Magna opera DominiMagna opera Domini
  35. 🔍 34% Beata es Maria (Visitation)Beata es Maria (Visitation)
  36. 🔍 34% Haec est quae nescivitHaec est quae nescivit
  37. 🔍 34% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  38. 🔍 34% Dixit Dominus ad NoeDixit Dominus ad Noe
  39. 🔍 34% Unus militumUnus militum
  40. 🔍 34% Unus militumUnus militum
  41. 🔍 34% Sancte Paule ApostoleSancte Paule Apostole
  42. 🔍 33% Pater manifestaviPater manifestavi
  43. 🔍 33% Oleum effusumOleum effusum
  44. 🔍 33% Si quis diligit meSi quis diligit me
  45. 🔍 33% Si quis diligit meSi quis diligit me
  46. 🔍 33% Malos male perdetMalos male perdet
  47. 🔍 33% Ecce apparebitEcce apparebit
  48. 🔍 33% Usque modoUsque modo
  49. 🔍 33% Exaltata est Virgo MariaExaltata est Virgo Maria
  50. 🔍 33% Post dies octoPost dies octo
  51. 🔍 32% Quid faciamQuid faciam
  52. 🔍 32% Venite (S. Rita)Venite (S. Rita)
  53. 🔍 32% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  54. 🔍 32% Dixit paterfamiliasDixit paterfamilias
  55. 🔍 32% Puer qui natus estPuer qui natus est
  56. 🔍 32% Beati servi illiBeati servi illi
  57. 🔍 32% Angelus autem DominiAngelus autem Domini
  58. 🔍 32% Parvulus filiusParvulus filius
  59. 🔍 32% Laus Deo PatriLaus Deo Patri
  60. 🔍 32% Ego sum resurrectioEgo sum resurrectio
  61. 🔍 32% Si in digitoSi in digito
  62. 🔍 31% ExtollensExtollens
  63. 🔍 31% Maria et fluminaMaria et flumina
  64. 🔍 31% Mecum enimMecum enim
  65. 🔍 31% Prae timore autemPrae timore autem