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% Dabo in SionDabo in Sion
  2. 🔍 82% Dabo in SionDabo in Sion
  3. 🔍 81% Dabo in SionDabo in Sion
  4. 🔍 78% Dabo in SionDabo in Sion
  5. 🔍 73% Dabo in SionDabo in Sion
  6. 🔍 61% Ponam in SionPonam in Sion
  7. 🔍 59% Dabo in SionDabo in Sion
  8. 🔍 59% Dabo in SionDabo in Sion
  9. 🔍 53% Dabo in SionDabo in Sion
  10. 🔍 50% Ponam in Sion salutemPonam in Sion salutem
  11. 🔍 34% Jerusalem gaudeJerusalem gaude
  12. 🔍 32% JucundareJucundare
  13. 🔍 31% De Sion exibitDe Sion exibit
  14. 🔍 31% Judaea et JerusalemJudaea et Jerusalem
  15. 🔍 31% Jucundare filia SionJucundare filia Sion
  16. 🔍 30% Jerusalem gaudeJerusalem gaude
  17. 🔍 29% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  18. 🔍 29% Miserere (Ps 50)Miserere (Ps 50)
  19. 🔍 28% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  20. 🔍 28% Qui me invenerit... allel.Qui me invenerit... allel.
  21. 🔍 27% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  22. 🔍 27% Ista est speciosa (S. Mulierum)Ista est speciosa (S. Mulierum)
  23. 🔍 27% Sancti et justi in DominoSancti et justi in Domino
  24. 🔍 27% Sancti et justi in DominoSancti et justi in Domino
  25. 🔍 27% Ista est speciosa (Virginum)Ista est speciosa (Virginum)
  26. 🔍 27% Ego dixi DomineEgo dixi Domine
  27. 🔍 27% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  28. 🔍 27% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  29. 🔍 27% Gloria in excelsisGloria in excelsis
  30. 🔍 27% Jerusalem respiceJerusalem respice
  31. 🔍 27% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  32. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  33. 🔍 27% Magna est gloria ejusMagna est gloria ejus
  34. 🔍 27% Magna est gloria ejusMagna est gloria ejus
  35. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  36. 🔍 27% Memoriam fecitMemoriam fecit
  37. 🔍 27% De Sion exibit lexDe Sion exibit lex
  38. 🔍 27% Veniet Dominus et nonVeniet Dominus et non
  39. 🔍 26% Si manseritis in meSi manseritis in me
  40. 🔍 26% Magna est gloria ... allel.Magna est gloria ... allel.
  41. 🔍 26% Magna est gloria ... allel.Magna est gloria ... allel.
  42. 🔍 26% Alleluia Deduc meAlleluia Deduc me
  43. 🔍 26% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  44. 🔍 26% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  45. 🔍 26% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  46. 🔍 26% Lauda JerusalemLauda Jerusalem
  47. 🔍 26% Alleluia (T. P. Vesp. Sabb.)Alleluia (T. P. Vesp. Sabb.)
  48. 🔍 26% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  49. 🔍 26% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  50. 🔍 26% Filiae Jerusalem veniteFiliae Jerusalem venite
  51. 🔍 26% Accessistis ad SionAccessistis ad Sion
  52. 🔍 26% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  53. 🔍 26% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  54. 🔍 26% Alleluia ConfiteminiAlleluia Confitemini
  55. 🔍 26% Accessistis ad SionAccessistis ad Sion
  56. 🔍 26% Venit lumenVenit lumen
  57. 🔍 26% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  58. 🔍 26% Ista est speciosa (Virginum)Ista est speciosa (Virginum)
  59. 🔍 26% Alleluia Faciem tuamAlleluia Faciem tuam
  60. 🔍 26% Amavit eum DominusAmavit eum Dominus
  61. 🔍 26% Puer natus in BethlehemPuer natus in Bethlehem
  62. 🔍 26% Non invenientes JesumNon invenientes Jesum
  63. 🔍 26% Alleluia LaudateAlleluia Laudate
  64. 🔍 26% Alleluia Omnes GentesAlleluia Omnes Gentes
  65. 🔍 26% Si manseritis in meSi manseritis in me