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% In illa dieIn illa die
  2. 🔍 80% In illa dieIn illa die
  3. 🔍 76% In illa dieIn illa die
  4. 🔍 72% In illa dieIn illa die
  5. 🔍 71% In illa dieIn illa die
  6. 🔍 64% In illa dieIn illa die
  7. 🔍 62% In illa dieIn illa die
  8. 🔍 41% In illa dieIn illa die
  9. 🔍 31% Ecce Dominus venietEcce Dominus veniet
  10. 🔍 29% Montes et collesMontes et colles
  11. 🔍 28% Alieni non transibuntAlieni non transibunt
  12. 🔍 28% JucundareJucundare
  13. 🔍 25% Adorabunt eumAdorabunt eum
  14. 🔍 25% Montes et omnes collesMontes et omnes colles
  15. 🔍 25% Lacte quondam profluentesLacte quondam profluentes
  16. 🔍 24% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  17. 🔍 24% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  18. 🔍 24% In velamento clamabuntIn velamento clamabunt
  19. 🔍 24% Candidi facti suntCandidi facti sunt
  20. 🔍 24% Beata es MariaBeata es Maria
  21. 🔍 24% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  22. 🔍 23% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  23. 🔍 23% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  24. 🔍 23% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  25. 🔍 23% Alleluia omnes de SabaAlleluia omnes de Saba
  26. 🔍 23% In aeternumIn aeternum
  27. 🔍 23% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  28. 🔍 23% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  29. 🔍 23% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  30. 🔍 23% Omnes de SabaOmnes de Saba
  31. 🔍 23% Alleluia. Dom. LaudAlleluia. Dom. Laud
  32. 🔍 23% Ecce ancillaEcce ancilla
  33. 🔍 22% Montes et collesMontes et colles
  34. 🔍 22% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  35. 🔍 22% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  36. 🔍 22% Dabo in SionDabo in Sion
  37. 🔍 22% Qui sperantQui sperant
  38. 🔍 22% Erumpant montesErumpant montes
  39. 🔍 22% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  40. 🔍 22% Alleluia (Dom. Tert. T.P.)Alleluia (Dom. Tert. T.P.)
  41. 🔍 22% Dixit Mater ejusDixit Mater ejus
  42. 🔍 21% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  43. 🔍 21% De ore prudentisDe ore prudentis
  44. 🔍 21% Sancti et justiSancti et justi
  45. 🔍 21% Qui exaltatQui exaltat
  46. 🔍 21% Montes et collesMontes et colles
  47. 🔍 21% Alleluia (ant. mode 8)Alleluia (ant. mode 8)
  48. 🔍 21% Alleluia Dom. Prim. T.P.Alleluia Dom. Prim. T.P.
  49. 🔍 21% Mel et lacMel et lac
  50. 🔍 21% Manus meaeManus meae
  51. 🔍 21% Angeli DominiAngeli Domini
  52. 🔍 21% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  53. 🔍 21% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  54. 🔍 21% Montes et collesMontes et colles
  55. 🔍 21% Bellabunt adversum te (T.P.)Bellabunt adversum te (T.P.)
  56. 🔍 21% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  57. 🔍 21% DefeceruntDefecerunt
  58. 🔍 21% Alleluia laudate DominumAlleluia laudate Dominum
  59. 🔍 21% Ne timeasNe timeas
  60. 🔍 21% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  61. 🔍 21% Alleluia (Dom. Sext. T.P.)Alleluia (Dom. Sext. T.P.)
  62. 🔍 20% Ave maris stella vera mellis stillaAve maris stella vera mellis stilla
  63. 🔍 20% Alleluia (Dom. Vesp. T.P.)Alleluia (Dom. Vesp. T.P.)
  64. 🔍 20% Per viscera... DeusPer viscera... Deus
  65. 🔍 20% Alleluia faciem tuamAlleluia faciem tuam