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% Cum complerenturCum complerentur
  2. 🔍 40% Ecce vicit leoEcce vicit leo
  3. 🔍 39% Animam meamAnimam meam
  4. 🔍 38% Factus estFactus est
  5. 🔍 38% Cantate DominoCantate Domino
  6. 🔍 37% O magnum mysteriumO magnum mysterium
  7. 🔍 37% Domus meaDomus mea
  8. 🔍 36% Dum complerenturDum complerentur
  9. 🔍 36% Sicut ovisSicut ovis
  10. 🔍 36% SenioresSeniores
  11. 🔍 35% Ne timeasNe timeas
  12. 🔍 35% Serve boneServe bone
  13. 🔍 35% Amicus meusAmicus meus
  14. 🔍 35% Beata es Maria (Visitation)Beata es Maria (Visitation)
  15. 🔍 35% Tota pulchra es amica meaTota pulchra es amica mea
  16. 🔍 34% Sicut dilexit meSicut dilexit me
  17. 🔍 34% Fidelis servus et prudens (Resp.)Fidelis servus et prudens (Resp.)
  18. 🔍 34% Erit vobisErit vobis
  19. 🔍 34% Ne timeas... alleluiaNe timeas... alleluia
  20. 🔍 34% O crux splendidiorO crux splendidior
  21. 🔍 34% Velum templiVelum templi
  22. 🔍 34% Tamquam ad latronemTamquam ad latronem
  23. 🔍 33% Verbum caroVerbum caro
  24. 🔍 33% Adoremus in aeternum IIAdoremus in aeternum II
  25. 🔍 33% Hodie beata VirgoHodie beata Virgo
  26. 🔍 33% Ave Rex nosterAve Rex noster
  27. 🔍 33% O beatum virum in cujusO beatum virum in cujus
  28. 🔍 33% Pater manifestaviPater manifestavi
  29. 🔍 33% Christus natus est nobisChristus natus est nobis
  30. 🔍 33% Venite exultemus DominoVenite exultemus Domino
  31. 🔍 33% Gaudete cum alleluiaGaudete cum alleluia
  32. 🔍 33% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  33. 🔍 33% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  34. 🔍 32% In paradisumIn paradisum
  35. 🔍 32% TradideruntTradiderunt
  36. 🔍 32% Benedicimus DeumBenedicimus Deum
  37. 🔍 32% Judaea et JerusalemJudaea et Jerusalem
  38. 🔍 32% Pater manifestaviPater manifestavi
  39. 🔍 32% Venite (S. Rita)Venite (S. Rita)
  40. 🔍 31% Judas mercatorJudas mercator
  41. 🔍 31% MemorareMemorare
  42. 🔍 31% Quid faciamQuid faciam
  43. 🔍 31% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  44. 🔍 31% Sinite parvulosSinite parvulos
  45. 🔍 31% In te speraviIn te speravi
  46. 🔍 31% Dixit JesusDixit Jesus
  47. 🔍 31% Usque modoUsque modo
  48. 🔍 31% In monte OlivetiIn monte Oliveti
  49. 🔍 31% Apertis thesaurisApertis thesauris
  50. 🔍 31% Angelus autem DominiAngelus autem Domini
  51. 🔍 31% Spiritus quiSpiritus qui
  52. 🔍 30% Dixit autem dominusDixit autem dominus
  53. 🔍 30% Data est mihiData est mihi
  54. 🔍 30% Lux de luceLux de luce
  55. 🔍 30% Domine fortitudoDomine fortitudo
  56. 🔍 30% Malos male perdetMalos male perdet
  57. 🔍 30% Sancte Paule ApostoleSancte Paule Apostole
  58. 🔍 30% Unus panisUnus panis
  59. 🔍 30% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  60. 🔍 30% In salutariIn salutari
  61. 🔍 30% TenebraeTenebrae
  62. 🔍 30% Hodie completi suntHodie completi sunt
  63. 🔍 30% Gloria laudis resonetGloria laudis resonet
  64. 🔍 30% Cum ortus fueritCum ortus fuerit
  65. 🔍 30% CognoviCognovi