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% Lux aeternaLux aeterna
  2. πŸ” 82% Lux aeternaLux aeterna
  3. πŸ” 72% Lux aeternaLux aeterna
  4. πŸ” 61% Lux aeternaLux aeterna
  5. πŸ” 59% Lux aeternaLux aeterna
  6. πŸ” 45% Requiem (Ant.)Requiem (Ant.)
  7. πŸ” 44% Requiem (simple)Requiem (simple)
  8. πŸ” 42% RequiescantRequiescant
  9. πŸ” 40% Lux perpetua lucebitLux perpetua lucebit
  10. πŸ” 39% Lux perpetuaLux perpetua
  11. πŸ” 38% Requiem (Intr.)Requiem (Intr.)
  12. πŸ” 36% Lux aeternaLux aeterna
  13. πŸ” 35% Lux perpetua (T.P.)Lux perpetua (T.P.)
  14. πŸ” 35% Agnus Dei (in Miss. def.)Agnus Dei (in Miss. def.)
  15. πŸ” 33% Lux aeternaLux aeterna
  16. πŸ” 32% Requiem (Intr.)Requiem (Intr.)
  17. πŸ” 32% Lux perpetuaLux perpetua
  18. πŸ” 32% Lux perpetuaLux perpetua
  19. πŸ” 32% Lux perpetua lucebitLux perpetua lucebit
  20. πŸ” 32% Lux perpetua lucebitLux perpetua lucebit
  21. πŸ” 31% Prope es tuPrope es tu
  22. πŸ” 31% Prope es tuPrope es tu
  23. πŸ” 31% Te Deum (Simple tone)Te Deum (Simple tone)
  24. πŸ” 31% Lux perpetuaLux perpetua
  25. πŸ” 30% Requiem (Officium)Requiem (Officium)
  26. πŸ” 29% In Nativitate Domini - Cantus MartyrologiiIn Nativitate Domini - Cantus Martyrologii
  27. πŸ” 29% Libera me Domine de morteLibera me Domine de morte
  28. πŸ” 28% Praefatio de Dominicis per annum IIPraefatio de Dominicis per annum II
  29. πŸ” 28% Benedicamus (ad lib.)Benedicamus (ad lib.)
  30. πŸ” 28% Pie Jesu DominePie Jesu Domine
  31. πŸ” 28% RequiemRequiem
  32. πŸ” 28% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  33. πŸ” 27% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  34. πŸ” 27% Sanctus XVIIISanctus XVIII
  35. πŸ” 27% Veni sponsa Christi (II Vesperis)Veni sponsa Christi (II Vesperis)
  36. πŸ” 27% In aeternum DomineIn aeternum Domine
  37. πŸ” 27% Requiem (Intr.)Requiem (Intr.)
  38. πŸ” 27% Adoremus Ps. Laudate Dominum. IIIAdoremus Ps. Laudate Dominum. III
  39. πŸ” 27% Diffusa est gratiaDiffusa est gratia
  40. πŸ” 26% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  41. πŸ” 26% Adoremus in aeternumAdoremus in aeternum
  42. πŸ” 26% Exsultet iam angelicaExsultet iam angelica
  43. πŸ” 26% Vos estis lux mundiVos estis lux mundi
  44. πŸ” 26% Requiem (Grad.)Requiem (Grad.)
  45. πŸ” 26% Exsultet jam AngelicaExsultet jam Angelica
  46. πŸ” 26% Praefatio Paschalis IIPraefatio Paschalis II
  47. πŸ” 26% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  48. πŸ” 25% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  49. πŸ” 25% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  50. πŸ” 25% Ne recorderisNe recorderis
  51. πŸ” 25% Lux perpΓ©tuaLux perpΓ©tua
  52. πŸ” 25% Prex Eucharistica IVPrex Eucharistica IV
  53. πŸ” 25% Jesu Salvator mundiJesu Salvator mundi
  54. πŸ” 25% Domine quando venerisDomine quando veneris
  55. πŸ” 25% Conditor alme siderumConditor alme siderum
  56. πŸ” 25% O Salutaris Hostia SacraO Salutaris Hostia Sacra
  57. πŸ” 24% Prope es tuPrope es tu
  58. πŸ” 24% Quod chorusQuod chorus
  59. πŸ” 24% Semel juraviSemel juravi
  60. πŸ” 24% Ego sum resurrectioEgo sum resurrectio
  61. πŸ” 24% Deus in adjutoriumDeus in adjutorium
  62. πŸ” 24% Angeli DominiAngeli Domini
  63. πŸ” 24% Tu DomineTu Domine
  64. πŸ” 24% Lux perpetua lucebit Sanctis tuisLux perpetua lucebit Sanctis tuis
  65. πŸ” 24% Lux perpetuaLux perpetua