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% Exivi a PatreExivi a Patre
  2. 🔍 27% Exivi a PatreExivi a Patre
  3. 🔍 22% Exivi a PatreExivi a Patre
  4. 🔍 20% Aeterne Rex altissimeAeterne Rex altissime
  5. 🔍 19% Exivi a PatreExivi a Patre
  6. 🔍 19% Exivi a PatreExivi a Patre
  7. 🔍 19% Ego diligentesEgo diligentes
  8. 🔍 19% Nunc ergoNunc ergo
  9. 🔍 18% Exivi a PatreExivi a Patre
  10. 🔍 18% Ab ortu solisAb ortu solis
  11. 🔍 18% Veni sponsa ChristiVeni sponsa Christi
  12. 🔍 18% O crux splendidiorO crux splendidior
  13. 🔍 18% Dirigatur oratio meaDirigatur oratio mea
  14. 🔍 18% Sciens JesusSciens Jesus
  15. 🔍 18% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  16. 🔍 17% Verbum supernumVerbum supernum
  17. 🔍 17% Te Deum PatremTe Deum Patrem
  18. 🔍 17% Ad te levaviAd te levavi
  19. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  20. 🔍 17% Immolabit haedumImmolabit haedum
  21. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  22. 🔍 17% Jesu corona celsior (Impr. Stigmatum)Jesu corona celsior (Impr. Stigmatum)
  23. 🔍 17% Aeterne Rex altissimeAeterne Rex altissime
  24. 🔍 17% Gustate... TimeteGustate... Timete
  25. 🔍 17% Jesu corona celsior (In tempore Paschali)Jesu corona celsior (In tempore Paschali)
  26. 🔍 17% O lux beata CaelitumO lux beata Caelitum
  27. 🔍 17% Jesu corona celsior (In Ascensione)Jesu corona celsior (In Ascensione)
  28. 🔍 17% Domine secundum actumDomine secundum actum
  29. 🔍 17% Jesu Corona celsior (Conf. non Pont.)Jesu Corona celsior (Conf. non Pont.)
  30. 🔍 17% Jesu corona celsior (Conf. non Pont.)Jesu corona celsior (Conf. non Pont.)
  31. 🔍 17% SenioresSeniores
  32. 🔍 17% Gentis PolonaeGentis Polonae
  33. 🔍 16% ImmolabitImmolabit
  34. 🔍 16% ImmolabitImmolabit
  35. 🔍 16% Animam meamAnimam meam
  36. 🔍 16% ExspectabamExspectabam
  37. 🔍 16% CognoviCognovi
  38. 🔍 16% Lux alma Jesu mentiumLux alma Jesu mentium
  39. 🔍 16% Egredietur virgaEgredietur virga
  40. 🔍 16% AnnuntiateAnnuntiate
  41. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  42. 🔍 16% NoliteNolite
  43. 🔍 16% O lux beata CaelitumO lux beata Caelitum
  44. 🔍 16% NoliteNolite
  45. 🔍 16% ConfitebunturConfitebuntur
  46. 🔍 16% Jam lucis orto sidere (Festis Majoribus)Jam lucis orto sidere (Festis Majoribus)
  47. 🔍 16% Te sanctum DominumTe sanctum Dominum
  48. 🔍 16% Tu gloria Jerusalem (All)Tu gloria Jerusalem (All)
  49. 🔍 16% Unus panisUnus panis
  50. 🔍 16% O gente felix hospitaO gente felix hospita
  51. 🔍 16% Ecce sacerdosEcce sacerdos
  52. 🔍 16% Domine Deus salutis... alleluiaDomine Deus salutis... alleluia
  53. 🔍 16% Dum sanctificatusDum sanctificatus
  54. 🔍 16% Dum venerit Paraclitus (2)Dum venerit Paraclitus (2)
  55. 🔍 16% Fulgentibus palmisFulgentibus palmis
  56. 🔍 16% AnnuntiateAnnuntiate
  57. 🔍 16% Jam non dicamJam non dicam
  58. 🔍 16% ExsultaboExsultabo
  59. 🔍 16% Beata nobis gaudiaBeata nobis gaudia
  60. 🔍 16% Adducam eosAdducam eos
  61. 🔍 16% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  62. 🔍 16% Beata nobis gaudiaBeata nobis gaudia
  63. 🔍 16% Matris sub almaeMatris sub almae
  64. 🔍 15% De profundisDe profundis
  65. 🔍 15% Gloria (ad lib.) II.Gloria (ad lib.) II.