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% Prae timore autemPrae timore autem
  2. 🔍 73% Prae timore autemPrae timore autem
  3. 🔍 57% Prae timore autemPrae timore autem
  4. 🔍 52% Prae timore autemPrae timore autem
  5. 🔍 35% A timoreA timore
  6. 🔍 33% Respondens autem AngelusRespondens autem Angelus
  7. 🔍 31% Repleti suntRepleti sunt
  8. 🔍 30% Repleti suntRepleti sunt
  9. 🔍 28% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  10. 🔍 28% Ecce completa suntEcce completa sunt
  11. 🔍 28% Qui sunt hi sermonesQui sunt hi sermones
  12. 🔍 27% Nos autem gloriariNos autem gloriari
  13. 🔍 27% Hi qui amictiHi qui amicti
  14. 🔍 26% Alleluia confiteminiAlleluia confitemini
  15. 🔍 26% Verbo DominiVerbo Domini
  16. 🔍 26% ResplenduitResplenduit
  17. 🔍 26% Hi sunt qui cum mulieribusHi sunt qui cum mulieribus
  18. 🔍 25% JustorumJustorum
  19. 🔍 25% Completi suntCompleti sunt
  20. 🔍 25% Tu DomineTu Domine
  21. 🔍 25% Isti sunt agniIsti sunt agni
  22. 🔍 25% Candidi facti suntCandidi facti sunt
  23. 🔍 25% Justi autem... allel.Justi autem... allel.
  24. 🔍 25% Erat autemErat autem
  25. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  26. 🔍 25% Unus ex duobusUnus ex duobus
  27. 🔍 25% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  28. 🔍 25% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  29. 🔍 25% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  30. 🔍 24% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  31. 🔍 24% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  32. 🔍 24% Nimis honorati sunt... allel.Nimis honorati sunt... allel.
  33. 🔍 24% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  34. 🔍 24% Induit DominusInduit Dominus
  35. 🔍 24% DefeceruntDefecerunt
  36. 🔍 24% Sancti et justiSancti et justi
  37. 🔍 24% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  38. 🔍 24% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  39. 🔍 24% RevertereRevertere
  40. 🔍 24% Ego Mater... allel.Ego Mater... allel.
  41. 🔍 23% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  42. 🔍 23% A timore inimiciA timore inimici
  43. 🔍 23% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  44. 🔍 23% Alleluia (ant. mode 7)Alleluia (ant. mode 7)
  45. 🔍 23% Tu autem DomineTu autem Domine
  46. 🔍 23% Secundum misericordiamSecundum misericordiam
  47. 🔍 23% Tria sunt muneraTria sunt munera
  48. 🔍 23% Spiritus... hymnumSpiritus... hymnum
  49. 🔍 23% CrucifixusCrucifixus
  50. 🔍 23% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  51. 🔍 23% Angelus autem DominiAngelus autem Domini
  52. 🔍 23% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  53. 🔍 23% Nonne decemNonne decem
  54. 🔍 23% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  55. 🔍 23% Beata es MariaBeata es Maria
  56. 🔍 23% Hi sunt qui venerunt (II)Hi sunt qui venerunt (II)
  57. 🔍 23% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  58. 🔍 23% Alleluia. Dom. LaudAlleluia. Dom. Laud
  59. 🔍 23% Isti sunt viri... factiIsti sunt viri... facti
  60. 🔍 23% Adhuc multaAdhuc multa
  61. 🔍 23% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  62. 🔍 23% Alleluia faciem tuamAlleluia faciem tuam
  63. 🔍 22% Et valde maneEt valde mane
  64. 🔍 22% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  65. 🔍 22% Repleti suntRepleti sunt