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% Candens virgoCandens virgo
  2. 🔍 27% Laetare Virgo MaterLaetare Virgo Mater
  3. 🔍 25% O crux splendidiorO crux splendidior
  4. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  5. 🔍 24% Gloria in excelsisGloria in excelsis
  6. 🔍 23% O admirabile commerciumO admirabile commercium
  7. 🔍 23% In diebus ejusIn diebus ejus
  8. 🔍 23% Ecce Virgo concipietEcce Virgo concipiet
  9. 🔍 23% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  10. 🔍 22% Alleluia. Dom. LaudAlleluia. Dom. Laud
  11. 🔍 22% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  12. 🔍 22% Ecce veniet desideratusEcce veniet desideratus
  13. 🔍 22% Gaude Maria VirgoGaude Maria Virgo
  14. 🔍 22% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  15. 🔍 22% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  16. 🔍 22% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  17. 🔍 22% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  18. 🔍 22% Tunc sub patenti specieTunc sub patenti specie
  19. 🔍 21% A periculisA periculis
  20. 🔍 21% IntrepidusIntrepidus
  21. 🔍 21% Alleluia confiteminiAlleluia confitemini
  22. 🔍 21% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  23. 🔍 21% Spiritus... hymnumSpiritus... hymnum
  24. 🔍 21% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  25. 🔍 21% Ascendens Christus in altumAscendens Christus in altum
  26. 🔍 21% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  27. 🔍 21% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  28. 🔍 21% Pauper sumPauper sum
  29. 🔍 21% Ascendens Christus (R. Br. Tonus Solemnis)Ascendens Christus (R. Br. Tonus Solemnis)
  30. 🔍 21% Agatha virgo sacraAgatha virgo sacra
  31. 🔍 21% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  32. 🔍 21% CrucifixusCrucifixus
  33. 🔍 21% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  34. 🔍 20% Educas panem de terraEducas panem de terra
  35. 🔍 20% Ave Virgo optimaAve Virgo optima
  36. 🔍 20% In medio EcclesiaeIn medio Ecclesiae
  37. 🔍 20% Alleluia Dominus regnavitAlleluia Dominus regnavit
  38. 🔍 20% Parvulus filiusParvulus filius
  39. 🔍 20% Eduxit eosEduxit eos
  40. 🔍 20% Alleluia (mode 8)Alleluia (mode 8)
  41. 🔍 20% Montes et collesMontes et colles
  42. 🔍 20% Pio beato jubiloPio beato jubilo
  43. 🔍 20% Spiritus ParaclitusSpiritus Paraclitus
  44. 🔍 20% Factus ergo PresbyterFactus ergo Presbyter
  45. 🔍 20% Alleluia laudate DominumAlleluia laudate Dominum
  46. 🔍 20% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  47. 🔍 20% Dum novus hic MoysesDum novus hic Moyses
  48. 🔍 20% Exaltata est Virgo MariaExaltata est Virgo Maria
  49. 🔍 20% Immortali laudeImmortali laude
  50. 🔍 19% Factum est in unaFactum est in una
  51. 🔍 19% Maxima estMaxima est
  52. 🔍 19% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  53. 🔍 19% AlleluiaAlleluia
  54. 🔍 19% ExsultabundaExsultabunda
  55. 🔍 19% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  56. 🔍 19% Alleluia (mode 8)Alleluia (mode 8)
  57. 🔍 19% Verbo DominiVerbo Domini
  58. 🔍 19% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  59. 🔍 19% Haec est virgo sapiens quamHaec est virgo sapiens quam
  60. 🔍 19% O castitatis signiferO castitatis signifer
  61. 🔍 19% Alleluia Omnes GentesAlleluia Omnes Gentes
  62. 🔍 19% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  63. 🔍 19% Alleluia tuus sum egoAlleluia tuus sum ego
  64. 🔍 19% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  65. 🔍 19% AlleluiaAlleluia