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% Ave Maria (Offertorium)Ave Maria (Offertorium)
  2. 🔍 44% Ave Maria (Offertorium)Ave Maria (Offertorium)
  3. 🔍 37% Ave MariaAve Maria
  4. 🔍 30% Annuntiavi justitiamAnnuntiavi justitiam
  5. 🔍 29% Prudentes VirginesPrudentes Virgines
  6. 🔍 28% Ave Maria... alleluiaAve Maria... alleluia
  7. 🔍 28% Ex Sion speciesEx Sion species
  8. 🔍 27% Panem de caeloPanem de caelo
  9. 🔍 27% Quinque prudentes (Com.)Quinque prudentes (Com.)
  10. 🔍 26% Justorum animae (Off.)Justorum animae (Off.)
  11. 🔍 26% Ave MariaAve Maria
  12. 🔍 26% Ave Rex nosterAve Rex noster
  13. 🔍 26% Tota pulchra es amica meaTota pulchra es amica mea
  14. 🔍 26% O crux splendidiorO crux splendidior
  15. 🔍 25% Intende vociIntende voci
  16. 🔍 25% Ave MariaAve Maria
  17. 🔍 25% In salutariIn salutari
  18. 🔍 25% Domine in tua misericordiaDomine in tua misericordia
  19. 🔍 25% Dum venerit ParaclitusDum venerit Paraclitus
  20. 🔍 25% Ave Maria ... alleluiaAve Maria ... alleluia
  21. 🔍 25% Facta estFacta est
  22. 🔍 25% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  23. 🔍 25% Psallite DominoPsallite Domino
  24. 🔍 25% Ecce Crucem DominiEcce Crucem Domini
  25. 🔍 25% Ave MariaAve Maria
  26. 🔍 25% Ave MariaAve Maria
  27. 🔍 25% Facta est cum AngeloFacta est cum Angelo
  28. 🔍 25% Gratias tibi DeusGratias tibi Deus
  29. 🔍 24% Beata quae credidistiBeata quae credidisti
  30. 🔍 24% Benedicimus DeumBenedicimus Deum
  31. 🔍 24% Quem vidistisQuem vidistis
  32. 🔍 24% Ave Maria (Alleluia)Ave Maria (Alleluia)
  33. 🔍 24% Ave MariaAve Maria
  34. 🔍 24% Te decet laus IITe decet laus II
  35. 🔍 24% Stetit PontifexStetit Pontifex
  36. 🔍 24% Hodie beata VirgoHodie beata Virgo
  37. 🔍 24% Cantemus DominoCantemus Domino
  38. 🔍 24% Ecce apparebitEcce apparebit
  39. 🔍 24% Ave Maria ... allel.Ave Maria ... allel.
  40. 🔍 24% Stetit Angelus (Off)Stetit Angelus (Off)
  41. 🔍 23% Ecce DeusEcce Deus
  42. 🔍 23% Vos estisVos estis
  43. 🔍 23% Afferte DominoAfferte Domino
  44. 🔍 23% Benedicam DominumBenedicam Dominum
  45. 🔍 23% Vultum tuum (Grad.)Vultum tuum (Grad.)
  46. 🔍 23% In ferventis oleiIn ferventis olei
  47. 🔍 23% Domine in lumineDomine in lumine
  48. 🔍 23% Pacifice loquebanturPacifice loquebantur
  49. 🔍 23% Ecce virgoEcce virgo
  50. 🔍 23% Credo VICredo VI
  51. 🔍 23% Benedicta sit sanctaBenedicta sit sancta
  52. 🔍 23% Stans a longeStans a longe
  53. 🔍 23% Sicut ovisSicut ovis
  54. 🔍 23% Exsurge DomineExsurge Domine
  55. 🔍 23% Misit DominusMisit Dominus
  56. 🔍 23% Qui sedes DomineQui sedes Domine
  57. 🔍 23% Tribulationes cordisTribulationes cordis
  58. 🔍 23% Justi decantaveruntJusti decantaverunt
  59. 🔍 22% Domine fac mecumDomine fac mecum
  60. 🔍 22% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  61. 🔍 22% Anima... sicut passerAnima... sicut passer
  62. 🔍 22% Petite cum AlleluiaPetite cum Alleluia
  63. 🔍 22% Lux perpetuaLux perpetua
  64. 🔍 22% Portas caeliPortas caeli
  65. 🔍 22% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)