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% Aeterne rerum ... noctemAeterne rerum ... noctem
  2. πŸ” 94% Aeterne rerum conditorAeterne rerum conditor
  3. πŸ” 88% Aeterne rerum Conditor (DoxΒ£. Deo Patri)Aeterne rerum Conditor (DoxΒ£. Deo Patri)
  4. πŸ” 80% Aeterne rerum ConditorAeterne rerum Conditor
  5. πŸ” 77% Aeterne rerum ConditorAeterne rerum Conditor
  6. πŸ” 53% LaetabundusLaetabundus
  7. πŸ” 51% Credo I.Credo I.
  8. πŸ” 50% Parce DomineParce Domine
  9. πŸ” 50% InviolataInviolata
  10. πŸ” 49% Jesu paterni pectorisJesu paterni pectoris
  11. πŸ” 48% InviolataInviolata
  12. πŸ” 47% Anima Christi IIIAnima Christi III
  13. πŸ” 46% Ave Regina caelorumAve Regina caelorum
  14. πŸ” 46% Credo (Missa Regia I)Credo (Missa Regia I)
  15. πŸ” 46% Aeterne rerum Conditor (Dox. Deo Patri)Aeterne rerum Conditor (Dox. Deo Patri)
  16. πŸ” 45% Gloria Missa RegiaGloria Missa Regia
  17. πŸ” 45% Gloria Missa RegiaGloria Missa Regia
  18. πŸ” 45% Incipit Oratio Jeremiae ProphetaeIncipit Oratio Jeremiae Prophetae
  19. πŸ” 45% Credo Missa RegiaCredo Missa Regia
  20. πŸ” 45% O Maria, gratia plenaO Maria, gratia plena
  21. πŸ” 45% Cunctis diebusCunctis diebus
  22. πŸ” 45% Gloria (Missa Regia I)Gloria (Missa Regia I)
  23. πŸ” 45% Stabat Mater (simple)Stabat Mater (simple)
  24. πŸ” 45% Si quaeris miraculaSi quaeris miracula
  25. πŸ” 43% O Salutaris Hostia VI (cantus ad processiones)O Salutaris Hostia VI (cantus ad processiones)
  26. πŸ” 43% Adeste fidelesAdeste fideles
  27. πŸ” 43% Ave Regina caelorumAve Regina caelorum
  28. πŸ” 43% Et omnisEt omnis
  29. πŸ” 43% Qui procedisQui procedis
  30. πŸ” 43% Si quaeris miracula (simple)Si quaeris miracula (simple)
  31. πŸ” 43% Ave Regina caelorum (simple tone)Ave Regina caelorum (simple tone)
  32. πŸ” 43% Ad honorem SalvatorisAd honorem Salvatoris
  33. πŸ” 43% Misericordias DominiMisericordias Domini
  34. πŸ” 42% Stabat Mater speciosa!Stabat Mater speciosa!
  35. πŸ” 42% Regina CaeliRegina Caeli
  36. πŸ” 42% Parce DomineParce Domine
  37. πŸ” 42% Ave Regina caelorum (simple tone)Ave Regina caelorum (simple tone)
  38. πŸ” 42% Ave plena gratiaeAve plena gratiae
  39. πŸ” 41% Cantemus DominoCantemus Domino
  40. πŸ” 41% Cor dulce cor amabileCor dulce cor amabile
  41. πŸ” 41% Ave verumAve verum
  42. πŸ” 41% Ave verumAve verum
  43. πŸ” 40% Opes decusque regiumOpes decusque regium
  44. πŸ” 40% Olim mundo minoratusOlim mundo minoratus
  45. πŸ” 40% Regina cΓ¦liRegina cΓ¦li
  46. πŸ” 40% Regina caeli laetareRegina caeli laetare
  47. πŸ” 39% Cunctis diebusCunctis diebus
  48. πŸ” 39% Cunctis diebusCunctis diebus
  49. πŸ” 39% Speret IsraelSperet Israel
  50. πŸ” 39% Stabat Mater dolorosaStabat Mater dolorosa
  51. πŸ” 38% Festa lux claroFesta lux claro
  52. πŸ” 38% Tantum ergo (cantus VIII)Tantum ergo (cantus VIII)
  53. πŸ” 38% Eia MaterEia Mater
  54. πŸ” 37% Paschalis admirabilisPaschalis admirabilis
  55. πŸ” 37% Eva virumEva virum
  56. πŸ” 37% Laudate Dominum omnesLaudate Dominum omnes
  57. πŸ” 37% Quaerunt Reges Regum RegemQuaerunt Reges Regum Regem
  58. πŸ” 37% Ave MaterAve Mater
  59. πŸ” 37% Lamentationes 5.1 Incipit lamentatio Ieremiae ProphetaeLamentationes 5.1 Incipit lamentatio Ieremiae Prophetae
  60. πŸ” 37% Laeta DiesLaeta Dies
  61. πŸ” 36% Psalmus 23 1-2 e 7-10Psalmus 23 1-2 e 7-10
  62. πŸ” 36% Regina caeli (simple tone)Regina caeli (simple tone)
  63. πŸ” 36% Jod Manum suam misitJod Manum suam misit
  64. πŸ” 36% Ave Virgo specieiAve Virgo speciei
  65. πŸ” 36% Regina CaeliRegina Caeli