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% Det CatharinaDet Catharina
  2. 🔍 31% Ad sedes regniAd sedes regni
  3. 🔍 29% QuaesiviQuaesivi
  4. 🔍 29% Rerum omniumRerum omnium
  5. 🔍 27% Ave Virgo optimaAve Virgo optima
  6. 🔍 27% Ille me clarificabitIlle me clarificabit
  7. 🔍 26% CrucifixusCrucifixus
  8. 🔍 26% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  9. 🔍 26% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  10. 🔍 25% PhilippePhilippe
  11. 🔍 25% Omnes GentesOmnes Gentes
  12. 🔍 25% Alleluia Dominus regnavitAlleluia Dominus regnavit
  13. 🔍 25% OmnipotentiOmnipotenti
  14. 🔍 25% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  15. 🔍 25% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  16. 🔍 25% Laetare Virgo MaterLaetare Virgo Mater
  17. 🔍 24% Spiritus sanctus in te (I)Spiritus sanctus in te (I)
  18. 🔍 24% PassionemPassionem
  19. 🔍 24% A periculisA periculis
  20. 🔍 24% Amen... dico... qui creditAmen... dico... qui credit
  21. 🔍 24% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  22. 🔍 24% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  23. 🔍 24% Cum iratusCum iratus
  24. 🔍 24% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  25. 🔍 24% Spiritus sanctus in te (II)Spiritus sanctus in te (II)
  26. 🔍 24% Alleluia Omnes GentesAlleluia Omnes Gentes
  27. 🔍 24% Hodie completi suntHodie completi sunt
  28. 🔍 24% Virgo prudentissimaVirgo prudentissima
  29. 🔍 24% Te Joseph celebrentTe Joseph celebrent
  30. 🔍 24% Beata es MariaBeata es Maria
  31. 🔍 24% Alleluia. Dom. LaudAlleluia. Dom. Laud
  32. 🔍 24% Te Joseph celebrentTe Joseph celebrent
  33. 🔍 24% In velamento clamabuntIn velamento clamabunt
  34. 🔍 24% Ave MariaAve Maria
  35. 🔍 24% Cohors beata SeraphimCohors beata Seraphim
  36. 🔍 24% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  37. 🔍 24% Angelus... nuntiavitAngelus... nuntiavit
  38. 🔍 24% Te IosephTe Ioseph
  39. 🔍 24% Alleluia panisAlleluia panis
  40. 🔍 23% Exaltata est Virgo MariaExaltata est Virgo Maria
  41. 🔍 23% Si offersSi offers
  42. 🔍 23% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  43. 🔍 23% Ego sum panis (I)Ego sum panis (I)
  44. 🔍 23% Dabit eiDabit ei
  45. 🔍 23% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  46. 🔍 23% Pro eo... inquitPro eo... inquit
  47. 🔍 23% Virginis eximiaeVirginis eximiae
  48. 🔍 23% Salus et gloria - mode IVSalus et gloria - mode IV
  49. 🔍 23% RecordareRecordare
  50. 🔍 23% Domine ostendeDomine ostende
  51. 🔍 23% Deus tuorum militum (Alter tonus T. P.)Deus tuorum militum (Alter tonus T. P.)
  52. 🔍 23% Hodie beata VirgoHodie beata Virgo
  53. 🔍 23% Ecce veniet desideratusEcce veniet desideratus
  54. 🔍 23% Te Joseph celebrentTe Joseph celebrent
  55. 🔍 23% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  56. 🔍 23% Orietur sicut solOrietur sicut sol
  57. 🔍 22% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  58. 🔍 22% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  59. 🔍 22% Christus dilexit nosChristus dilexit nos
  60. 🔍 22% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  61. 🔍 22% Alleluia (mode 8)Alleluia (mode 8)
  62. 🔍 22% Non turbetur corNon turbetur cor
  63. 🔍 22% Angelus Domini astititAngelus Domini astitit
  64. 🔍 22% Tanto tempore vobiscum sum (Ant.)Tanto tempore vobiscum sum (Ant.)
  65. 🔍 22% Alleluia faciem tuamAlleluia faciem tuam