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% O quam glorificaO quam glorifica
  2. 🔍 85% O quam glorificaO quam glorifica
  3. 🔍 64% O quam glorificaO quam glorifica
  4. 🔍 58% O vos aethereiO vos aetherei
  5. 🔍 57% Ad quas orba viroAd quas orba viro
  6. 🔍 56% Salve FranciadumSalve Franciadum
  7. 🔍 54% Quae nunc bella strepuntQuae nunc bella strepunt
  8. 🔍 43% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  9. 🔍 42% O lux beata CaelitumO lux beata Caelitum
  10. 🔍 42% O lux beata CaelitumO lux beata Caelitum
  11. 🔍 42% O lux beata CaelitumO lux beata Caelitum
  12. 🔍 42% Verbum supernum prodiensVerbum supernum prodiens
  13. 🔍 41% O lux beata CaelitumO lux beata Caelitum
  14. 🔍 41% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  15. 🔍 41% O lux beata CaelitumO lux beata Caelitum
  16. 🔍 41% Nunc tempusNunc tempus
  17. 🔍 40% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  18. 🔍 40% Mente jucundaMente jucunda
  19. 🔍 40% O gente felix hospitaO gente felix hospita
  20. 🔍 39% Salvete Christi vulneraSalvete Christi vulnera
  21. 🔍 39% Gloria XIGloria XI
  22. 🔍 39% Gloria VGloria V
  23. 🔍 39% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  24. 🔍 39% Salvete Christi vulneraSalvete Christi vulnera
  25. 🔍 38% Aeterne sol qui lumineAeterne sol qui lumine
  26. 🔍 38% Gloria IIIGloria III
  27. 🔍 37% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  28. 🔍 37% Exsultet jam AngelicaExsultet jam Angelica
  29. 🔍 37% Summi largitor praemiiSummi largitor praemii
  30. 🔍 37% Tua sunt haecTua sunt haec
  31. 🔍 36% Audi benigneAudi benigne
  32. 🔍 36% Te beata sponsa ChristiTe beata sponsa Christi
  33. 🔍 35% Ut Antonini gloriamUt Antonini gloriam
  34. 🔍 35% Verbum supernum prodiens aVerbum supernum prodiens a
  35. 🔍 35% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  36. 🔍 35% Rerum Deus tenax vigor (In Festis)Rerum Deus tenax vigor (In Festis)
  37. 🔍 35% Lucis Creator optimeLucis Creator optime
  38. 🔍 34% Lucis Creator optimeLucis Creator optime
  39. 🔍 34% Verbum supernum prodiens a Verbum supernum prodiens a
  40. 🔍 34% Rerum Deus (In Festis Majoribus)Rerum Deus (In Festis Majoribus)
  41. 🔍 34% Rector potens (In Adventu)Rector potens (In Adventu)
  42. 🔍 34% Rector potens (In Adventu)Rector potens (In Adventu)
  43. 🔍 34% Ave Rex nosterAve Rex noster
  44. 🔍 33% Sponso sponsa!Sponso sponsa!
  45. 🔍 33% Corde natus ex ParentisCorde natus ex Parentis
  46. 🔍 33% Libera me Domine de morteLibera me Domine de morte
  47. 🔍 33% Nunc Sancte nobis (In Adventu)Nunc Sancte nobis (In Adventu)
  48. 🔍 33% Inclina cor meumInclina cor meum
  49. 🔍 32% O sol salutis intimis (Alter tonus)O sol salutis intimis (Alter tonus)
  50. 🔍 32% Lucis Creator optime (in Hieme)Lucis Creator optime (in Hieme)
  51. 🔍 32% Jam lucis orto sidere (Tempore Adventus)Jam lucis orto sidere (Tempore Adventus)
  52. 🔍 32% Ad Virginem Dei MatremAd Virginem Dei Matrem
  53. 🔍 32% Rerum Deus (In Solemnitatibus)Rerum Deus (In Solemnitatibus)
  54. 🔍 32% Dicamus laudes (In festis)Dicamus laudes (In festis)
  55. 🔍 32% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  56. 🔍 32% Rerum Deus tenax vigorRerum Deus tenax vigor
  57. 🔍 32% Rerum Deus tenax vigorRerum Deus tenax vigor
  58. 🔍 32% Grande RaymundiGrande Raymundi
  59. 🔍 32% Te DeumTe Deum
  60. 🔍 32% Rector potens verax Deus (In Festis)Rector potens verax Deus (In Festis)
  61. 🔍 32% Tantum ergo.Tantum ergo.
  62. 🔍 32% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  63. 🔍 32% In caelesti hierarchiaIn caelesti hierarchia
  64. 🔍 32% Inclitus pastorInclitus pastor
  65. 🔍 31% Te DeumTe Deum