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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Lucis Creator optimeLucis Creator optime
  2. πŸ” 57% Lucis Creator optime (Alius tonus I (ad libitum))Lucis Creator optime (Alius tonus I (ad libitum))
  3. πŸ” 55% Lucis Creator optime (another chant ad libitum)Lucis Creator optime (another chant ad libitum)
  4. πŸ” 53% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  5. πŸ” 53% Lucis Creator optimeLucis Creator optime
  6. πŸ” 52% Lucis Creator optime (in Hieme)Lucis Creator optime (in Hieme)
  7. πŸ” 52% Lucis Creator optimeLucis Creator optime
  8. πŸ” 47% Lucis Creator optimeLucis Creator optime
  9. πŸ” 47% Lucis creatorLucis creator
  10. πŸ” 47% Lucis creatorLucis creator
  11. πŸ” 47% Lucis Creator optime (Alius tonus II)Lucis Creator optime (Alius tonus II)
  12. πŸ” 47% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  13. πŸ” 45% Lucis Creator optime (another chant)Lucis Creator optime (another chant)
  14. πŸ” 36% Lucis Creator optimeLucis Creator optime
  15. πŸ” 35% Te lucis ante terminum (In Quadragesima)Te lucis ante terminum (In Quadragesima)
  16. πŸ” 34% Te lucis ante terminum (Lent)Te lucis ante terminum (Lent)
  17. πŸ” 34% Te lucis ante terminum (In Fer. et Fest. Simpl.)Te lucis ante terminum (In Fer. et Fest. Simpl.)
  18. πŸ” 34% Rerum Deus tenax vigor (tempus nativitas)Rerum Deus tenax vigor (tempus nativitas)
  19. πŸ” 34% Rector PotensRector Potens
  20. πŸ” 34% Te lucis ante terminum (in dominicis per annum)Te lucis ante terminum (in dominicis per annum)
  21. πŸ” 33% Deus qui claro lΓΊmineDeus qui claro lΓΊmine
  22. πŸ” 33% Caeli Deus sanctissimeCaeli Deus sanctissime
  23. πŸ” 32% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)Te lucis ante terminum (In Dom. et Minor. Festis per Annum)
  24. πŸ” 32% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  25. πŸ” 32% Te lucis ante terminum (In Tempore Paschali)Te lucis ante terminum (In Tempore Paschali)
  26. πŸ” 32% Rerum Creator optimeRerum Creator optime
  27. πŸ” 31% Rerum Deus tenax vigorRerum Deus tenax vigor
  28. πŸ” 31% Rerum Deus tenax vigorRerum Deus tenax vigor
  29. πŸ” 31% In Nativitate Domini - Cantus MartyrologiiIn Nativitate Domini - Cantus Martyrologii
  30. πŸ” 31% Caeli Deus (Summer Tone)Caeli Deus (Summer Tone)
  31. πŸ” 31% Conditor alme siderumConditor alme siderum
  32. πŸ” 31% Te lucis ante terminum (Passiontide)Te lucis ante terminum (Passiontide)
  33. πŸ” 30% Adesto rerum conditorAdesto rerum conditor
  34. πŸ” 30% Te lucis ante terminum (Temp. Passionis)Te lucis ante terminum (Temp. Passionis)
  35. πŸ” 30% Adesto rerum conditorAdesto rerum conditor
  36. πŸ” 30% Praefatio ferialis de Ecclesiae DedicationePraefatio ferialis de Ecclesiae Dedicatione
  37. πŸ” 30% O Maria Mater pia MaterO Maria Mater pia Mater
  38. πŸ” 30% Rector potens (in Feriis per Annum)Rector potens (in Feriis per Annum)
  39. πŸ” 30% Rerum Deus tenax vigor (In Fer. et Fest. Simpl.)Rerum Deus tenax vigor (In Fer. et Fest. Simpl.)
  40. πŸ” 30% Creator alme siderumCreator alme siderum
  41. πŸ” 30% Praefatio ferialis de S. BenedictoPraefatio ferialis de S. Benedicto
  42. πŸ” 30% Qui habitatQui habitat
  43. πŸ” 30% Telluris almeTelluris alme
  44. πŸ” 30% Caeli Deus (Winter Tone)Caeli Deus (Winter Tone)
  45. πŸ” 30% Amoris sensus erigeAmoris sensus erige
  46. πŸ” 30% Veni Creator SpiritusVeni Creator Spiritus
  47. πŸ” 30% Telluris alme ConditorTelluris alme Conditor
  48. πŸ” 30% Nunc sancte nobis SpiritusNunc sancte nobis Spiritus
  49. πŸ” 29% Te lucis ante terminumTe lucis ante terminum
  50. πŸ” 29% Hominis superne ConditorHominis superne Conditor
  51. πŸ” 29% Exsultet iam angelicaExsultet iam angelica
  52. πŸ” 29% Te lucis ante terminum (In Nativitate Domini)Te lucis ante terminum (In Nativitate Domini)
  53. πŸ” 29% Rector potens verax Deus (In Fer. et Fest. Simpl.)Rector potens verax Deus (In Fer. et Fest. Simpl.)
  54. πŸ” 29% Rector potens (In Tempore Paschali)Rector potens (In Tempore Paschali)
  55. πŸ” 29% Rector potens (In Dominicis per Annum)Rector potens (In Dominicis per Annum)
  56. πŸ” 29% Aeterne lucis conditorAeterne lucis conditor
  57. πŸ” 29% Exsultet iam angelicaExsultet iam angelica
  58. πŸ” 29% Rerum Deus (In Tempore Paschali)Rerum Deus (In Tempore Paschali)
  59. πŸ” 29% Praefatio ferialis de nuptiisPraefatio ferialis de nuptiis
  60. πŸ” 29% Magnae Deus potentiaeMagnae Deus potentiae
  61. πŸ” 29% Caeli DeusCaeli Deus
  62. πŸ” 29% Rector potens verax Deus (in Dom. et Minor. Festis)Rector potens verax Deus (in Dom. et Minor. Festis)
  63. πŸ” 28% Te lucis ante terminum (In tempore Passionis)Te lucis ante terminum (In tempore Passionis)
  64. πŸ” 28% Veni Creator (1983/1934)Veni Creator (1983/1934)
  65. πŸ” 28% Praefatio ferialis de sanctissima EucharistiaPraefatio ferialis de sanctissima Eucharistia