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% Sacerdotes sanctiSacerdotes sancti
  2. 🔍 78% Sacerdotes sanctiSacerdotes sancti
  3. 🔍 76% Sacerdotes sanctiSacerdotes sancti
  4. 🔍 55% Sacerdotes sanctiSacerdotes sancti
  5. 🔍 55% Sacerdotes sanctiSacerdotes sancti
  6. 🔍 46% Sacerdotes sanctiSacerdotes sancti
  7. 🔍 31% Sancti tui DomineSancti tui Domine
  8. 🔍 31% Sacerdotes DominiSacerdotes Domini
  9. 🔍 30% Sacerdotes DominiSacerdotes Domini
  10. 🔍 29% Alleluia Omnes GentesAlleluia Omnes Gentes
  11. 🔍 29% Beata nobisBeata nobis
  12. 🔍 29% Omnes GentesOmnes Gentes
  13. 🔍 28% Impleta gaudentImpleta gaudent
  14. 🔍 28% Salus et gloria - mode IVSalus et gloria - mode IV
  15. 🔍 27% Gloria IGloria I
  16. 🔍 27% Gaudeamus...Benedicti AbbatisGaudeamus...Benedicti Abbatis
  17. 🔍 27% Iesu Salvator saeculiIesu Salvator saeculi
  18. 🔍 27% Sancta Maria succurreSancta Maria succurre
  19. 🔍 27% Te saeculorum PrincipemTe saeculorum Principem
  20. 🔍 27% Lux perpetuaLux perpetua
  21. 🔍 26% Sacerdotes DominiSacerdotes Domini
  22. 🔍 26% Sancti et justi in DominoSancti et justi in Domino
  23. 🔍 26% Sancti et justi in DominoSancti et justi in Domino
  24. 🔍 26% Laetabitur (II)Laetabitur (II)
  25. 🔍 26% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  26. 🔍 26% Ante thronum TrinitatisAnte thronum Trinitatis
  27. 🔍 26% Te saeculorum PrincipemTe saeculorum Principem
  28. 🔍 25% Mater ChristiMater Christi
  29. 🔍 25% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  30. 🔍 25% Alleluia LaudateAlleluia Laudate
  31. 🔍 25% O rex aeterne DomineO rex aeterne Domine
  32. 🔍 25% In ferventisIn ferventis
  33. 🔍 25% Sancti tui DomineSancti tui Domine
  34. 🔍 25% Convocatis Jesus duodecimConvocatis Jesus duodecim
  35. 🔍 25% Venite exsultemus DominoVenite exsultemus Domino
  36. 🔍 25% In ferventis oleiIn ferventis olei
  37. 🔍 25% Et audientes discipuliEt audientes discipuli
  38. 🔍 25% Sancti et justi in DominoSancti et justi in Domino
  39. 🔍 24% Data est mihiData est mihi
  40. 🔍 24% Regina caeli (Off. BMV in Sab. T.P.)Regina caeli (Off. BMV in Sab. T.P.)
  41. 🔍 24% Sancta Maria succurreSancta Maria succurre
  42. 🔍 24% Te saeculorum PrincipemTe saeculorum Principem
  43. 🔍 24% Per tuam crucemPer tuam crucem
  44. 🔍 24% Exsurgat DeusExsurgat Deus
  45. 🔍 24% Iste Confessor patriarchaIste Confessor patriarcha
  46. 🔍 24% Candor aeternaeCandor aeternae
  47. 🔍 24% Haec est diesHaec est dies
  48. 🔍 24% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  49. 🔍 24% Regina caeli (Officium Parvum)Regina caeli (Officium Parvum)
  50. 🔍 24% Beata nobis gaudiaBeata nobis gaudia
  51. 🔍 24% Lux de luceLux de luce
  52. 🔍 24% Gloria IVGloria IV
  53. 🔍 24% Data est mihiData est mihi
  54. 🔍 24% ConvocatisConvocatis
  55. 🔍 24% Festum celebre martyrisFestum celebre martyris
  56. 🔍 24% StatuitStatuit
  57. 🔍 24% Benedicite sacerdotesBenedicite sacerdotes
  58. 🔍 24% In martyris LaurentiiIn martyris Laurentii
  59. 🔍 24% Solve jubente DeoSolve jubente Deo
  60. 🔍 23% Sancti et justiSancti et justi
  61. 🔍 23% Beata nobis gaudiaBeata nobis gaudia
  62. 🔍 23% Isti sunt SanctiIsti sunt Sancti
  63. 🔍 23% Sacerdotes DeiSacerdotes Dei
  64. 🔍 23% Sancti et justiSancti et justi
  65. 🔍 23% Sancti et humilesSancti et humiles