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.

๐ŸŽฉ 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 ๐Ÿ” to find similarities to the given chant.

  1. ๐Ÿ” 100% O Oriens splendorO Oriens splendor
  2. ๐Ÿ” 86% O OriensO Oriens
  3. ๐Ÿ” 69% O Oriens splendor lucisO Oriens splendor lucis
  4. ๐Ÿ” 63% O OriensO Oriens
  5. ๐Ÿ” 52% O clavis DavidO clavis David
  6. ๐Ÿ” 51% O OriensO Oriens
  7. ๐Ÿ” 51% O OriensO Oriens
  8. ๐Ÿ” 50% O OriensO Oriens
  9. ๐Ÿ” 47% O Clavis DavidO Clavis David
  10. ๐Ÿ” 45% O OriensO Oriens
  11. ๐Ÿ” 43% O Rex gentiumO Rex gentium
  12. ๐Ÿ” 39% O clavis David et sceptrumO clavis David et sceptrum
  13. ๐Ÿ” 37% O Rex gentiumO Rex gentium
  14. ๐Ÿ” 34% O radix JesseO radix Jesse
  15. ๐Ÿ” 34% O EmmanuelO Emmanuel
  16. ๐Ÿ” 32% Illumina Domine (II)Illumina Domine (II)
  17. ๐Ÿ” 32% O SapientiaO Sapientia
  18. ๐Ÿ” 32% O AdonaiO Adonai
  19. ๐Ÿ” 31% Genuit puerpera regemGenuit puerpera regem
  20. ๐Ÿ” 30% O Virgo virginumO Virgo virginum
  21. ๐Ÿ” 30% O EmmanuelO Emmanuel
  22. ๐Ÿ” 30% O clavis DavidO clavis David
  23. ๐Ÿ” 30% Genuit puerpera RegemGenuit puerpera Regem
  24. ๐Ÿ” 30% O Doctor optimeO Doctor optime
  25. ๐Ÿ” 29% O SapientiaO Sapientia
  26. ๐Ÿ” 29% O SapientiaO Sapientia
  27. ๐Ÿ” 29% O mundi DominaO mundi Domina
  28. ๐Ÿ” 29% O Rex gentiumO Rex gentium
  29. ๐Ÿ” 29% Illumina Domine sedentesIllumina Domine sedentes
  30. ๐Ÿ” 29% O AdonaiO Adonai
  31. ๐Ÿ” 28% O radix JesseO radix Jesse
  32. ๐Ÿ” 28% Candor lucis aeternaeCandor lucis aeternae
  33. ๐Ÿ” 27% O radix JesseO radix Jesse
  34. ๐Ÿ” 27% O clavis DavidO clavis David
  35. ๐Ÿ” 26% O SapientiaO Sapientia
  36. ๐Ÿ” 26% O SapientiaO Sapientia
  37. ๐Ÿ” 26% Illumina Domine sedentesIllumina Domine sedentes
  38. ๐Ÿ” 26% Candor est lucisCandor est lucis
  39. ๐Ÿ” 25% O SapientiaO Sapientia
  40. ๐Ÿ” 25% O Rex gloriae DomineO Rex gloriae Domine
  41. ๐Ÿ” 25% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  42. ๐Ÿ” 25% Christus Jesus splendorChristus Jesus splendor
  43. ๐Ÿ” 25% Exsultet iam angelicaExsultet iam angelica
  44. ๐Ÿ” 24% O Rex gentiumO Rex gentium
  45. ๐Ÿ” 24% Exsultet jam AngelicaExsultet jam Angelica
  46. ๐Ÿ” 24% O Clavis DavidO Clavis David
  47. ๐Ÿ” 24% Languentibus in Purgatorio (Alter tonus)Languentibus in Purgatorio (Alter tonus)
  48. ๐Ÿ” 23% O Rex gloriaeO Rex gloriae
  49. ๐Ÿ” 23% Maternitas tuaMaternitas tua
  50. ๐Ÿ” 23% O EmmรกnuelO Emmรกnuel
  51. ๐Ÿ” 22% O AdonaiO Adonai
  52. ๐Ÿ” 22% Exsultet jam AngelicaExsultet jam Angelica
  53. ๐Ÿ” 22% O ClavisO Clavis
  54. ๐Ÿ” 22% O radix JesseO radix Jesse
  55. ๐Ÿ” 22% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  56. ๐Ÿ” 22% O Doctor optimeO Doctor optime
  57. ๐Ÿ” 21% Satiavit DominusSatiavit Dominus
  58. ๐Ÿ” 21% Sol ecce lentusSol ecce lentus
  59. ๐Ÿ” 21% Deus in adjutorium (Tonus ferialis)Deus in adjutorium (Tonus ferialis)
  60. ๐Ÿ” 21% O Doctor optime(Athanasi)O Doctor optime(Athanasi)
  61. ๐Ÿ” 21% Vidi aquamVidi aquam
  62. ๐Ÿ” 21% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  63. ๐Ÿ” 21% Deus in adjutoriumDeus in adjutorium
  64. ๐Ÿ” 21% O EmmanuelO Emmanuel
  65. ๐Ÿ” 21% O Clavis DavidO Clavis David