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% Placare Christe (S. Gabr.)Placare Christe (S. Gabr.)
  2. 🔍 90% Placare Christe (S. Raph.)Placare Christe (S. Raph.)
  3. 🔍 56% Te splendor et virtusTe splendor et virtus
  4. 🔍 48% Te splendor et virtus (2)Te splendor et virtus (2)
  5. 🔍 37% Placare Christe servulisPlacare Christe servulis
  6. 🔍 37% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  7. 🔍 34% Te beata sponsa ChristiTe beata sponsa Christi
  8. 🔍 34% Aeterne Rex altissimeAeterne Rex altissime
  9. 🔍 34% Lux alma Jesu mentiumLux alma Jesu mentium
  10. 🔍 34% Gloria VGloria V
  11. 🔍 33% Audi benigne ConditorAudi benigne Conditor
  12. 🔍 33% Audi benigne ConditorAudi benigne Conditor
  13. 🔍 33% Aeterne Rex altissimeAeterne Rex altissime
  14. 🔍 33% Placare Christe servulisPlacare Christe servulis
  15. 🔍 33% Tibi Christe splendor PatrisTibi Christe splendor Patris
  16. 🔍 32% Audi benigne ConditorAudi benigne Conditor
  17. 🔍 32% Verbum supernumVerbum supernum
  18. 🔍 31% Gloria XIGloria XI
  19. 🔍 31% Gloria IIIGloria III
  20. 🔍 31% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  21. 🔍 31% O lux beata CaelitumO lux beata Caelitum
  22. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  23. 🔍 30% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  24. 🔍 30% O gente felix hospitaO gente felix hospita
  25. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  26. 🔍 30% Lacte quondam profluentesLacte quondam profluentes
  27. 🔍 30% Corde natus ex ParentisCorde natus ex Parentis
  28. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  29. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  30. 🔍 30% Audi benigneAudi benigne
  31. 🔍 30% Verbum supernum prodiensVerbum supernum prodiens
  32. 🔍 30% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  33. 🔍 29% Christe qui splendor et dies (in sollemnitatibus)Christe qui splendor et dies (in sollemnitatibus)
  34. 🔍 29% Inclytos ChristiInclytos Christi
  35. 🔍 29% Tibi Redemptor omniumTibi Redemptor omnium
  36. 🔍 28% Audi Benigne ConditorAudi Benigne Conditor
  37. 🔍 28% Verbum supernum prodiensVerbum supernum prodiens
  38. 🔍 28% Auctor salutisAuctor salutis
  39. 🔍 28% Audi benigne Conditor Audi benigne Conditor
  40. 🔍 28% Audi benigne ConditorAudi benigne Conditor
  41. 🔍 28% O salutaris Hostia IO salutaris Hostia I
  42. 🔍 28% Audi benigne conditorAudi benigne conditor
  43. 🔍 28% Auctor salutis uniceAuctor salutis unice
  44. 🔍 28% Iesu quadragenariaeIesu quadragenariae
  45. 🔍 28% Nunc tempusNunc tempus
  46. 🔍 28% Te CatharinaTe Catharina
  47. 🔍 28% Te DeumTe Deum
  48. 🔍 28% O salutaris Hostia IO salutaris Hostia I
  49. 🔍 28% Te lucis ante terminum (In Adventu)Te lucis ante terminum (In Adventu)
  50. 🔍 27% Summae Deus clemtiaeSummae Deus clemtiae
  51. 🔍 27% Emendemus in meliusEmendemus in melius
  52. 🔍 27% Nunc Sancte nobis (in Dominicis per Annum)Nunc Sancte nobis (in Dominicis per Annum)
  53. 🔍 27% Christe, vivens hostiaChriste, vivens hostia
  54. 🔍 27% O vos aethereiO vos aetherei
  55. 🔍 27% Jam Christus astra ascenderatJam Christus astra ascenderat
  56. 🔍 27% Lux o decora patriaeLux o decora patriae
  57. 🔍 27% Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)Nunc Sancte nobis Spiritus (In Dom. et Minor. Fest.)
  58. 🔍 27% Te lucis ante terminum (T. Paschali)Te lucis ante terminum (T. Paschali)
  59. 🔍 27% Qui lacrimatusQui lacrimatus
  60. 🔍 27% Stabat MaterStabat Mater
  61. 🔍 27% Te lucis ante terminum (In Major. Festis per Annum)Te lucis ante terminum (In Major. Festis per Annum)
  62. 🔍 27% Vidi aquamVidi aquam
  63. 🔍 27% Stabat MaterStabat Mater
  64. 🔍 27% Tantum ergo VTantum ergo V
  65. 🔍 26% Aeterne sol qui lumineAeterne sol qui lumine