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: 2025-12-19. 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% Vox Clara Ecce IntonatVox Clara Ecce Intonat
  2. 🔍 48% Vox claraVox clara
  3. 🔍 40% Vox claraVox clara
  4. 🔍 34% Nunc sancte nobis SpiritusNunc sancte nobis Spiritus
  5. 🔍 33% Vox clara ecce intonatVox clara ecce intonat
  6. 🔍 32% Vox clara ecce intonatVox clara ecce intonat
  7. 🔍 30% En clara voxEn clara vox
  8. 🔍 28% Lucis Creator OptimeLucis Creator Optime
  9. 🔍 27% Rerum Deus Tenax VigorRerum Deus Tenax Vigor
  10. 🔍 25% Rector Potens Verax Deus Hymn 1, Pg 10Rector Potens Verax Deus Hymn 1, Pg 10
  11. 🔍 25% Vox claraVox clara
  12. 🔍 22% Rector Potens Verax Deus Hymn 2, Pg 10Rector Potens Verax Deus Hymn 2, Pg 10
  13. 🔍 19% Iubilate Deo universa terraIubilate Deo universa terra
  14. 🔍 19% En clara voxEn clara vox
  15. 🔍 19% En clara voxEn clara vox
  16. 🔍 17% Et ecce voxEt ecce vox
  17. 🔍 17% Ego vox clamantisEgo vox clamantis
  18. 🔍 17% Ego vox clamantisEgo vox clamantis
  19. 🔍 16% Et ecce vox de nubeEt ecce vox de nube
  20. 🔍 16% Et ecce vox de nubeEt ecce vox de nube
  21. 🔍 16% Ecce iam noctisEcce iam noctis
  22. 🔍 16% Vox clamantis in desertoVox clamantis in deserto
  23. 🔍 16% Vox clamantis in desertoVox clamantis in deserto
  24. 🔍 16% Et ecce vox de nubeEt ecce vox de nube
  25. 🔍 16% Vox de caelis sonuitVox de caelis sonuit
  26. 🔍 16% Vox clamantis in eremoVox clamantis in eremo
  27. 🔍 16% Vox clamantis in eremoVox clamantis in eremo
  28. 🔍 16% Vox clamantis in desertoVox clamantis in deserto
  29. 🔍 15% En clara vox redarguitEn clara vox redarguit
  30. 🔍 15% Vox de caelis sonuitVox de caelis sonuit
  31. 🔍 15% Vox clamantisVox clamantis
  32. 🔍 15% Vox in RamaVox in Rama
  33. 🔍 15% Vox in RamaVox in Rama
  34. 🔍 15% Audita est vox infantiumAudita est vox infantium
  35. 🔍 14% Vox clamantis in desertoVox clamantis in deserto
  36. 🔍 14% Date magnitudinemDate magnitudinem
  37. 🔍 14% Vox clamantis in desertoVox clamantis in deserto
  38. 🔍 14% Vox clamantis in eremoVox clamantis in eremo
  39. 🔍 14% Vox DominiVox Domini
  40. 🔍 13% Ego vox clamantisEgo vox clamantis
  41. 🔍 13% Vox clamantis in desertoVox clamantis in deserto
  42. 🔍 12% Vox Domini super aquasVox Domini super aquas
  43. 🔍 12% Nocte surgentesNocte surgentes
  44. 🔍 12% Ex quo facta est vox (Visit.)Ex quo facta est vox (Visit.)
  45. 🔍 12% Te lucis ante terminum (In Feriis per Annum)Te lucis ante terminum (In Feriis per Annum)
  46. 🔍 12% Splendor Paternae gloriaeSplendor Paternae gloriae
  47. 🔍 12% Vox in RamaVox in Rama
  48. 🔍 12% Ex quo facta est vox (Adv.)Ex quo facta est vox (Adv.)
  49. 🔍 11% Date eiDate ei
  50. 🔍 11% Jam lucis orto (In Feriis per Annum)Jam lucis orto (In Feriis per Annum)
  51. 🔍 11% Gaudebo in populo meoGaudebo in populo meo
  52. 🔍 11% Aeterne rerum ConditorAeterne rerum Conditor
  53. 🔍 11% Vox dilecti mei (S. Rita)Vox dilecti mei (S. Rita)
  54. 🔍 11% Date magnitudinemDate magnitudinem
  55. 🔍 11% Fulget mundo celebrisFulget mundo celebris
  56. 🔍 11% Vox in Rama (Com.)Vox in Rama (Com.)
  57. 🔍 10% Ecce venioEcce venio
  58. 🔍 10% Jam lucis orto (In Festis et Officiis iij. Lectionum, in Feriis T. P.)Jam lucis orto (In Festis et Officiis iij. Lectionum, in Feriis T. P.)
  59. 🔍 10% Fulget mundo celebrisFulget mundo celebris
  60. 🔍 10% Te lucis ante terminum (In Festis et Officiis iij. Lect., in Feriis T. P.)Te lucis ante terminum (In Festis et Officiis iij. Lect., in Feriis T. P.)
  61. 🔍 10% Jam lucis orto (In Festis MM. min., Dominicis...)Jam lucis orto (In Festis MM. min., Dominicis...)
  62. 🔍 10% Vox de caelis intonuitVox de caelis intonuit
  63. 🔍 10% Vox puraVox pura
  64. 🔍 10% Ecce veniet DeusEcce veniet Deus
  65. 🔍 10% Ecce veniet DeusEcce veniet Deus