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% Spiritus estSpiritus est
  2. 🔍 77% Dicite in gentibusDicite in gentibus
  3. 🔍 64% Spiritus estSpiritus est
  4. 🔍 46% Dicite in gentibusDicite in gentibus
  5. 🔍 30% AuditeAudite
  6. 🔍 24% Non enim judicaviNon enim judicavi
  7. 🔍 23% Beatus vir qui timetBeatus vir qui timet
  8. 🔍 23% Te Deum PatremTe Deum Patrem
  9. 🔍 23% Confitemini... quoniam (In Lit.)Confitemini... quoniam (In Lit.)
  10. 🔍 22% Ostende mihiOstende mihi
  11. 🔍 21% Jam non dicamJam non dicam
  12. 🔍 21% Spiritus SanctusSpiritus Sanctus
  13. 🔍 21% Valde mirabilisValde mirabilis
  14. 🔍 21% Meum est consiliumMeum est consilium
  15. 🔍 21% Tu gloria JerusalemTu gloria Jerusalem
  16. 🔍 21% Gressus meosGressus meos
  17. 🔍 21% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  18. 🔍 21% Tu gloriaTu gloria
  19. 🔍 21% Factum est cor meumFactum est cor meum
  20. 🔍 20% Qui gloriaturQui gloriatur
  21. 🔍 20% Misericordia DominiMisericordia Domini
  22. 🔍 20% Domine Dominus nosterDomine Dominus noster
  23. 🔍 20% Misericordia DominiMisericordia Domini
  24. 🔍 20% De profundisDe profundis
  25. 🔍 20% Hic est dies praeclarusHic est dies praeclarus
  26. 🔍 20% Exsultabo in JerusalemExsultabo in Jerusalem
  27. 🔍 20% Ego autem sicutEgo autem sicut
  28. 🔍 20% CognoviCognovi
  29. 🔍 20% De profundisDe profundis
  30. 🔍 19% Dum oraret JesusDum oraret Jesus
  31. 🔍 19% Exsurge... et intendeExsurge... et intende
  32. 🔍 19% Dum clamaremDum clamarem
  33. 🔍 19% Magi veniuntMagi veniunt
  34. 🔍 19% Jubilate DominoJubilate Domino
  35. 🔍 19% Jubilate DominoJubilate Domino
  36. 🔍 19% Meum est consiliumMeum est consilium
  37. 🔍 19% Te Deum PatremTe Deum Patrem
  38. 🔍 19% Tu gloria Jerusalem (Tract)Tu gloria Jerusalem (Tract)
  39. 🔍 19% De profundisDe profundis
  40. 🔍 19% Deus judex justusDeus judex justus
  41. 🔍 19% Nunc ergoNunc ergo
  42. 🔍 19% Eripe me de inimicis... DomineEripe me de inimicis... Domine
  43. 🔍 19% Spiritus DominiSpiritus Domini
  44. 🔍 19% Dum sanctificatusDum sanctificatus
  45. 🔍 18% Constitues eosConstitues eos
  46. 🔍 18% Spes mea DomineSpes mea Domine
  47. 🔍 18% Felix namqueFelix namque
  48. 🔍 18% In monte OlivetiIn monte Oliveti
  49. 🔍 18% Ab ortu solisAb ortu solis
  50. 🔍 18% Te Deum PatremTe Deum Patrem
  51. 🔍 18% Benedictus sitBenedictus sit
  52. 🔍 18% TorcularTorcular
  53. 🔍 18% ExaudivitExaudivit
  54. 🔍 18% MagnificatMagnificat
  55. 🔍 18% GustateGustate
  56. 🔍 18% Gustate... in aeternumGustate... in aeternum
  57. 🔍 18% Exsurge... et intendeExsurge... et intende
  58. 🔍 18% Magnus sanctus PaulusMagnus sanctus Paulus
  59. 🔍 18% Non enim judicaviNon enim judicavi
  60. 🔍 18% Beata AgathaBeata Agatha
  61. 🔍 18% AccipiteAccipite
  62. 🔍 18% Gustate (Ad Communionem - Tonus 1)Gustate (Ad Communionem - Tonus 1)
  63. 🔍 17% Ostende mihiOstende mihi
  64. 🔍 17% Ego sumEgo sum
  65. 🔍 17% Dominus electorumDominus electorum