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% Rogate quae ad pacemRogate quae ad pacem
  2. 🔍 75% Laetatus sumLaetatus sum
  3. 🔍 64% Rogate quae ad pacemRogate quae ad pacem
  4. 🔍 49% Laetatus sumLaetatus sum
  5. 🔍 45% Laetatus sumLaetatus sum
  6. 🔍 35% Laetatus sumLaetatus sum
  7. 🔍 33% Laetatus sumLaetatus sum
  8. 🔍 31% Laetatus SumLaetatus Sum
  9. 🔍 27% Fiat paxFiat pax
  10. 🔍 25% Sigum magnumSigum magnum
  11. 🔍 23% Dirigatur oratio meaDirigatur oratio mea
  12. 🔍 23% In excelso thronoIn excelso throno
  13. 🔍 22% AccipiteAccipite
  14. 🔍 21% Benedictus es... in labiisBenedictus es... in labiis
  15. 🔍 21% Egredietur virgaEgredietur virga
  16. 🔍 21% Ne timeasNe timeas
  17. 🔍 21% Voce meaVoce mea
  18. 🔍 21% Jubilate DeoJubilate Deo
  19. 🔍 20% Oculi omniumOculi omnium
  20. 🔍 20% Salvete Christi vulneraSalvete Christi vulnera
  21. 🔍 20% Descendit JesusDescendit Jesus
  22. 🔍 20% ConfitebunturConfitebuntur
  23. 🔍 19% Ad te levaviAd te levavi
  24. 🔍 19% O vos omnesO vos omnes
  25. 🔍 19% Introduxit vosIntroduxit vos
  26. 🔍 19% Ne timeasNe timeas
  27. 🔍 19% Jubilate DeoJubilate Deo
  28. 🔍 19% Introduxit vosIntroduxit vos
  29. 🔍 19% Gaude Maria VirgoGaude Maria Virgo
  30. 🔍 19% Tenuisti manumTenuisti manum
  31. 🔍 19% Gaude Maria VirgoGaude Maria Virgo
  32. 🔍 18% Tu principatumTu principatum
  33. 🔍 18% Iam ChristusIam Christus
  34. 🔍 18% Emisi vosEmisi vos
  35. 🔍 18% Tu gloria JerusalemTu gloria Jerusalem
  36. 🔍 18% Jam non dicamJam non dicam
  37. 🔍 18% Lux fulgebitLux fulgebit
  38. 🔍 18% Lex veritatisLex veritatis
  39. 🔍 18% Factum est in unaFactum est in una
  40. 🔍 18% Sumite Psalterium jucundumSumite Psalterium jucundum
  41. 🔍 18% Dum mediumDum medium
  42. 🔍 18% Domine ne longeDomine ne longe
  43. 🔍 18% Serve nequamServe nequam
  44. 🔍 18% Placare Christe servulisPlacare Christe servulis
  45. 🔍 18% Tenuisti manumTenuisti manum
  46. 🔍 18% Jam Christus astraJam Christus astra
  47. 🔍 18% Jubilate DeoJubilate Deo
  48. 🔍 18% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  49. 🔍 18% Jam Christus astraJam Christus astra
  50. 🔍 18% DilexistiDilexisti
  51. 🔍 18% Lux fulgebitLux fulgebit
  52. 🔍 18% Te virginumTe virginum
  53. 🔍 18% Dum medium silentiumDum medium silentium
  54. 🔍 18% Jerusalem plantabisJerusalem plantabis
  55. 🔍 17% Satiavit DominusSatiavit Dominus
  56. 🔍 17% Petite... alleluiaPetite... alleluia
  57. 🔍 17% Judicant sanctiJudicant sancti
  58. 🔍 17% Ave gratia plenaAve gratia plena
  59. 🔍 17% LavaboLavabo
  60. 🔍 17% Confitebuntur tibiConfitebuntur tibi
  61. 🔍 17% ExsultaboExsultabo
  62. 🔍 17% Intonuit de caeloIntonuit de caelo
  63. 🔍 17% Christus JesusChristus Jesus
  64. 🔍 17% In splendoribusIn splendoribus
  65. 🔍 17% Placare Christe servulisPlacare Christe servulis