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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  2. πŸ” 65% Alleluia. (Tuesday P. T. at Vespers)Alleluia. (Tuesday P. T. at Vespers)
  3. πŸ” 65% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  4. πŸ” 64% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  5. πŸ” 63% Alleluia. (Sund. P. T. at Prime)Alleluia. (Sund. P. T. at Prime)
  6. πŸ” 62% Alleluia. (Thursday P. T. at Vespers)Alleluia. (Thursday P. T. at Vespers)
  7. πŸ” 61% Alleluia. (Saturday P. T. at Vespers)Alleluia. (Saturday P. T. at Vespers)
  8. πŸ” 61% Alleluia. (Sund. P. T. at Sext)Alleluia. (Sund. P. T. at Sext)
  9. πŸ” 60% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  10. πŸ” 60% Alleluia. (Friday P. T. at Vespers)Alleluia. (Friday P. T. at Vespers)
  11. πŸ” 59% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  12. πŸ” 59% Dixit Dominus DominoDixit Dominus Domino
  13. πŸ” 54% Alleluia. (Sund. P. T. at None)Alleluia. (Sund. P. T. at None)
  14. πŸ” 53% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  15. πŸ” 49% Spiritus quiSpiritus qui
  16. πŸ” 47% Videte manus measVidete manus meas
  17. πŸ” 47% Alleluia faciem tuam. (Sundays throughout the year at None)Alleluia faciem tuam. (Sundays throughout the year at None)
  18. πŸ” 47% Christus DominusChristus Dominus
  19. πŸ” 47% Alleluia tuus sum ego. (Sundays throughout the year at Sext)Alleluia tuus sum ego. (Sundays throughout the year at Sext)
  20. πŸ” 46% Lux de luceLux de luce
  21. πŸ” 46% Misit Dominus…de manuMisit Dominus…de manu
  22. πŸ” 45% Alleluia deduc me. (Sundays throughout the year at Terce)Alleluia deduc me. (Sundays throughout the year at Terce)
  23. πŸ” 45% Deus autem nosterDeus autem noster
  24. πŸ” 45% Spiritus Domini replevitSpiritus Domini replevit
  25. πŸ” 45% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  26. πŸ” 45% Si diligitis meSi diligitis me
  27. πŸ” 45% Data est mihiData est mihi
  28. πŸ” 45% Omnes de SabaOmnes de Saba
  29. πŸ” 44% Benedicta es tuBenedicta es tu
  30. πŸ” 44% Tulerunt DominumTulerunt Dominum
  31. πŸ” 44% Miserere mihiMiserere mihi
  32. πŸ” 44% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  33. πŸ” 43% Non est inventusNon est inventus
  34. πŸ” 43% Spiritus Domini replevitSpiritus Domini replevit
  35. πŸ” 43% Benedico... FiliumBenedico... Filium
  36. πŸ” 43% In caelestibus regnis... alleluiaIn caelestibus regnis... alleluia
  37. πŸ” 43% Dominus venietDominus veniet
  38. πŸ” 42% Deus adjuvat meDeus adjuvat me
  39. πŸ” 42% Gloria in excelsisGloria in excelsis
  40. πŸ” 42% Lapides torrentesLapides torrentes
  41. πŸ” 42% LaetareLaetare
  42. πŸ” 42% Erat autem aspectusErat autem aspectus
  43. πŸ” 42% Voce meaVoce mea
  44. πŸ” 41% Crastina eritCrastina erit
  45. πŸ” 41% Angelus autem DominiAngelus autem Domini
  46. πŸ” 41% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  47. πŸ” 41% Immittet AngelusImmittet Angelus
  48. πŸ” 41% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  49. πŸ” 41% Apertis thesaurisApertis thesauris
  50. πŸ” 41% Adjutor meusAdjutor meus
  51. πŸ” 41% Spiritus Domini replevitSpiritus Domini replevit
  52. πŸ” 40% Sacerdotes DeiSacerdotes Dei
  53. πŸ” 40% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  54. πŸ” 40% Alleluia (T. P. Laud. Fer. II.)Alleluia (T. P. Laud. Fer. II.)
  55. πŸ” 40% Dum esset rexDum esset rex
  56. πŸ” 40% Alleluia (Compline of Easter Octave)Alleluia (Compline of Easter Octave)
  57. πŸ” 40% Alleluia LaudateAlleluia Laudate
  58. πŸ” 40% Usque modoUsque modo
  59. πŸ” 40% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  60. πŸ” 40% Sancti et justiSancti et justi
  61. πŸ” 40% Quia vidisti meQuia vidisti me
  62. πŸ” 39% Alleluia (ant.)Alleluia (ant.)
  63. πŸ” 39% Alleluia (ant.)Alleluia (ant.)
  64. πŸ” 39% Dixit Angelus ad PetrumDixit Angelus ad Petrum
  65. πŸ” 39% Si cognovissetis meSi cognovissetis me