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% Exsurgens MariaExsurgens Maria
  2. 🔍 83% Exsurgens MariaExsurgens Maria
  3. 🔍 61% Exsurgens MariaExsurgens Maria
  4. 🔍 32% Ut audivitUt audivit
  5. 🔍 32% Exsurgens JosephExsurgens Joseph
  6. 🔍 31% Ego autem in DominoEgo autem in Domino
  7. 🔍 30% Ave MariaAve Maria
  8. 🔍 30% Cum jucunditate NativitatemCum jucunditate Nativitatem
  9. 🔍 30% Cum jucunditate NativitatemCum jucunditate Nativitatem
  10. 🔍 30% Intravit MariaIntravit Maria
  11. 🔍 29% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  12. 🔍 29% Ave Maria ... allel.Ave Maria ... allel.
  13. 🔍 28% Redemisti nos Domine (Ant)Redemisti nos Domine (Ant)
  14. 🔍 28% Jam hiems transiitJam hiems transiit
  15. 🔍 28% Benedicta es tuBenedicta es tu
  16. 🔍 28% In tua justitiaIn tua justitia
  17. 🔍 28% Exsultate justiExsultate justi
  18. 🔍 28% Benedico... FiliumBenedico... Filium
  19. 🔍 28% Miserere mihiMiserere mihi
  20. 🔍 28% Dixit Dominus DominoDixit Dominus Domino
  21. 🔍 27% Ave Maria... alleluiaAve Maria... alleluia
  22. 🔍 27% Deus autem nosterDeus autem noster
  23. 🔍 27% Voce meaVoce mea
  24. 🔍 27% Domine non est exaltatumDomine non est exaltatum
  25. 🔍 27% Cum jucunditate MaternitatemCum jucunditate Maternitatem
  26. 🔍 27% Exaltare DomineExaltare Domine
  27. 🔍 26% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  28. 🔍 26% Maria autemMaria autem
  29. 🔍 26% Hodie scietisHodie scietis
  30. 🔍 26% Innocens manibusInnocens manibus
  31. 🔍 26% Dabo in SionDabo in Sion
  32. 🔍 26% Clamavi et DominusClamavi et Dominus
  33. 🔍 26% Exsurgens JosephExsurgens Joseph
  34. 🔍 26% Adjutor meusAdjutor meus
  35. 🔍 26% Domine probastiDomine probasti
  36. 🔍 26% Jacob autem genuitJacob autem genuit
  37. 🔍 26% Intravit MariaIntravit Maria
  38. 🔍 26% Subiit ergoSubiit ergo
  39. 🔍 26% Nativitas gloriosaeNativitas gloriosae
  40. 🔍 26% Immittet AngelusImmittet Angelus
  41. 🔍 26% Beata es Virgo Maria quae (Ant)Beata es Virgo Maria quae (Ant)
  42. 🔍 26% Excita DomineExcita Domine
  43. 🔍 26% In Deo speraviIn Deo speravi
  44. 🔍 26% Gabriel Angelus... AveGabriel Angelus... Ave
  45. 🔍 26% Gabriel Angelus... Ave.Gabriel Angelus... Ave.
  46. 🔍 26% Salvasti nosSalvasti nos
  47. 🔍 26% Tu DomineTu Domine
  48. 🔍 25% Qui persequebantur justumQui persequebantur justum
  49. 🔍 25% Domine clamaviDomine clamavi
  50. 🔍 25% Spiritus SanctusSpiritus Sanctus
  51. 🔍 25% Intret oratio meaIntret oratio mea
  52. 🔍 25% Ut audivit salutationemUt audivit salutationem
  53. 🔍 25% Paraclitus autemParaclitus autem
  54. 🔍 25% Ex quo facta estEx quo facta est
  55. 🔍 25% Laetatus sumLaetatus sum
  56. 🔍 25% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  57. 🔍 25% Spiritus et animaeSpiritus et animae
  58. 🔍 25% Libenter gloriaborLibenter gloriabor
  59. 🔍 25% Crastina eritCrastina erit
  60. 🔍 25% Ecce sacerdos magnusEcce sacerdos magnus
  61. 🔍 24% Alleluia. (Sund. P. T. at None)Alleluia. (Sund. P. T. at None)
  62. 🔍 24% Exaltate RegemExaltate Regem
  63. 🔍 24% Ista est speciosa (Virginum)Ista est speciosa (Virginum)
  64. 🔍 24% Sit nomen Domini... inSit nomen Domini... in
  65. 🔍 24% Dixit Angelus ad PetrumDixit Angelus ad Petrum