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% TenebraeTenebrae
  2. 🔍 49% Eram quasi agnusEram quasi agnus
  3. 🔍 46% Una horaUna hora
  4. 🔍 46% Ecce vicit leoEcce vicit leo
  5. 🔍 44% Hodie beata VirgoHodie beata Virgo
  6. 🔍 43% Ecce DeusEcce Deus
  7. 🔍 42% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  8. 🔍 42% BenedictaBenedicta
  9. 🔍 42% Beata Dei GenitrixBeata Dei Genitrix
  10. 🔍 42% Memento nostriMemento nostri
  11. 🔍 42% Bonitas DominiBonitas Domini
  12. 🔍 41% Recessit pastorRecessit pastor
  13. 🔍 41% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  14. 🔍 41% In salutariIn salutari
  15. 🔍 40% Dominus fortitudoDominus fortitudo
  16. 🔍 40% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  17. 🔍 40% Regnum mundiRegnum mundi
  18. 🔍 40% Velum templiVelum templi
  19. 🔍 40% Venit SponsusVenit Sponsus
  20. 🔍 40% Credo VICredo VI
  21. 🔍 39% Quem vidistisQuem vidistis
  22. 🔍 39% Cantate DominoCantate Domino
  23. 🔍 39% Laetare JerusalemLaetare Jerusalem
  24. 🔍 39% Qui mihi ministratQui mihi ministrat
  25. 🔍 39% TenebraeTenebrae
  26. 🔍 39% SenioresSeniores
  27. 🔍 39% Ecce vidimus Ecce vidimus
  28. 🔍 39% Ecce virgoEcce virgo
  29. 🔍 39% Sinite parvulosSinite parvulos
  30. 🔍 39% Petite cum AlleluiaPetite cum Alleluia
  31. 🔍 38% Agnus XVIIAgnus XVII
  32. 🔍 38% Dico vobisDico vobis
  33. 🔍 38% Populum humilemPopulum humilem
  34. 🔍 38% Ecce stoEcce sto
  35. 🔍 38% SanctificavitSanctificavit
  36. 🔍 38% Sanctus XVIISanctus XVII
  37. 🔍 38% Domine in lumineDomine in lumine
  38. 🔍 38% Gloria (ad lib.) II.Gloria (ad lib.) II.
  39. 🔍 37% Immolabit haedumImmolabit haedum
  40. 🔍 37% Intende vociIntende voci
  41. 🔍 37% Unam petii... Ut... protegarUnam petii... Ut... protegar
  42. 🔍 37% Miserere mei DeusMiserere mei Deus
  43. 🔍 37% O crux splendidiorO crux splendidior
  44. 🔍 37% Benedicimus DeumBenedicimus Deum
  45. 🔍 37% Jesum tradiditJesum tradidit
  46. 🔍 37% Facta estFacta est
  47. 🔍 37% Sicut ovisSicut ovis
  48. 🔍 37% Ad te DomineAd te Domine
  49. 🔍 37% Domus meaDomus mea
  50. 🔍 37% Venite adoremusVenite adoremus
  51. 🔍 37% TradideruntTradiderunt
  52. 🔍 37% Ex Sion speciesEx Sion species
  53. 🔍 37% Exaltabo teExaltabo te
  54. 🔍 37% Jam laetus moriarJam laetus moriar
  55. 🔍 37% Unam petii... Ut... visitemUnam petii... Ut... visitem
  56. 🔍 36% Animam meamAnimam meam
  57. 🔍 36% Fidelis servus (Com.)Fidelis servus (Com.)
  58. 🔍 36% Facta est cum AngeloFacta est cum Angelo
  59. 🔍 36% Mittit ad VirginemMittit ad Virginem
  60. 🔍 36% In paradisumIn paradisum
  61. 🔍 36% Fuit homoFuit homo
  62. 🔍 35% Tollite hostiasTollite hostias
  63. 🔍 35% In te speraviIn te speravi
  64. 🔍 35% Unus panisUnus panis
  65. 🔍 35% Ad DominumAd Dominum