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% ResurrectioResurrectio
  2. 🔍 81% Resurrectio (Tempore paschali)Resurrectio (Tempore paschali)
  3. 🔍 38% Nativitas Domini (Alia antiphona)Nativitas Domini (Alia antiphona)
  4. 🔍 37% AscensioAscensio
  5. 🔍 33% Ascensio (Tempore paschali)Ascensio (Tempore paschali)
  6. 🔍 29% PentecostesPentecostes
  7. 🔍 29% Laetare Virgo (Ss. Rosarii)Laetare Virgo (Ss. Rosarii)
  8. 🔍 27% Impositio diadematis B. M. V. (Alia antiphona)Impositio diadematis B. M. V. (Alia antiphona)
  9. 🔍 27% Pentecostes (Tempore paschali)Pentecostes (Tempore paschali)
  10. 🔍 27% Laetare Virgo MaterLaetare Virgo Mater
  11. 🔍 27% Laetare Virgo MaterLaetare Virgo Mater
  12. 🔍 26% Sancta MariaSancta Maria
  13. 🔍 25% Laetare Virgo MaterLaetare Virgo Mater
  14. 🔍 25% Omnis expertemOmnis expertem
  15. 🔍 25% Beata Mater (in Sabbato)Beata Mater (in Sabbato)
  16. 🔍 25% Alma VirgoAlma Virgo
  17. 🔍 25% Assumptio B. M. V.Assumptio B. M. V.
  18. 🔍 24% Purificatio B. M. V. (Alia antiphona)Purificatio B. M. V. (Alia antiphona)
  19. 🔍 24% LaetareLaetare
  20. 🔍 24% Impositio diadematis B. M. V.Impositio diadematis B. M. V.
  21. 🔍 24% Crucifixio (Alia antiphona)Crucifixio (Alia antiphona)
  22. 🔍 23% Ave Virgo specieiAve Virgo speciei
  23. 🔍 23% Nativitas DominiNativitas Domini
  24. 🔍 23% Salve mira creaturaSalve mira creatura
  25. 🔍 22% Bajulatio CrucisBajulatio Crucis
  26. 🔍 22% Inventio Jesu in temploInventio Jesu in templo
  27. 🔍 22% AnnuntiatioAnnuntiatio
  28. 🔍 22% Quem quaeritisQuem quaeritis
  29. 🔍 22% Gaude Virgo Mater Christi.Gaude Virgo Mater Christi.
  30. 🔍 22% Exsultemus et laetemurExsultemus et laetemur
  31. 🔍 22% Concordi laetitiaConcordi laetitia
  32. 🔍 22% MemorareMemorare
  33. 🔍 22% FlagellatioFlagellatio
  34. 🔍 21% Purificatio B. M. V.Purificatio B. M. V.
  35. 🔍 21% Ego sum resurrectioEgo sum resurrectio
  36. 🔍 21% Imperatrix AngelorumImperatrix Angelorum
  37. 🔍 21% VisitatioVisitatio
  38. 🔍 21% Impositio coronae spineaeImpositio coronae spineae
  39. 🔍 21% Surrexit... de sepulcroSurrexit... de sepulcro
  40. 🔍 21% Ego sum resurrectioEgo sum resurrectio
  41. 🔍 21% In natali DominiIn natali Domini
  42. 🔍 20% Gaude Virgo quae de caelisGaude Virgo quae de caelis
  43. 🔍 20% MemorareMemorare
  44. 🔍 20% Ego sum resurrectioEgo sum resurrectio
  45. 🔍 20% Victimae paschaliVictimae paschali
  46. 🔍 20% O Maria vitae viaO Maria vitae via
  47. 🔍 20% CrucifixioCrucifixio
  48. 🔍 20% Victimae paschaliVictimae paschali
  49. 🔍 20% Victimae paschaliVictimae paschali
  50. 🔍 20% Linguae manusLinguae manus
  51. 🔍 19% Surrexit Dominus de sepulchro (Resp. Br.)Surrexit Dominus de sepulchro (Resp. Br.)
  52. 🔍 19% Crucifixus surrexitCrucifixus surrexit
  53. 🔍 19% Ave vena veniaeAve vena veniae
  54. 🔍 19% Quem quaeritisQuem quaeritis
  55. 🔍 19% Assumptio B. M. V. (Alia antiphona)Assumptio B. M. V. (Alia antiphona)
  56. 🔍 19% ResurrexitResurrexit
  57. 🔍 19% Omnis expertemOmnis expertem
  58. 🔍 19% Surrexit Dominus de sepulchro (Resp. Br.)Surrexit Dominus de sepulchro (Resp. Br.)
  59. 🔍 18% Dixit Dominus Iesus Ego sum resurrectioDixit Dominus Iesus Ego sum resurrectio
  60. 🔍 18% Surrexit Dominus de sepulcroSurrexit Dominus de sepulcro
  61. 🔍 18% Haec est ReginaHaec est Regina
  62. 🔍 18% Ego sum resurrectioEgo sum resurrectio
  63. 🔍 18% Pentecostes (Alia antiphona)Pentecostes (Alia antiphona)
  64. 🔍 18% Virgo verboVirgo verbo
  65. 🔍 18% Beata Mater... Regina mundi intercedeBeata Mater... Regina mundi intercede