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