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% Ave Rex nosterAve Rex noster
  2. 🔍 48% HosannaHosanna
  3. 🔍 47% Pueri Hebraeorum 2Pueri Hebraeorum 2
  4. 🔍 44% Turba multaTurba multa
  5. 🔍 44% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  6. 🔍 42% CoeperuntCoeperunt
  7. 🔍 40% Beata visceraBeata viscera
  8. 🔍 37% Adorna thalamumAdorna thalamum
  9. 🔍 37% Omnes collaudantOmnes collaudant
  10. 🔍 36% Viderunt omnesViderunt omnes
  11. 🔍 35% Lumen HilareLumen Hilare
  12. 🔍 35% ObtuleruntObtulerunt
  13. 🔍 34% Lauda Syon SalvatoremLauda Syon Salvatorem
  14. 🔍 34% Domine Jesu ChristeDomine Jesu Christe
  15. 🔍 34% Felices sensusFelices sensus
  16. 🔍 34% Domini est terraDomini est terra
  17. 🔍 34% Libera me Domine de morteLibera me Domine de morte
  18. 🔍 33% Justus ut palmaJustus ut palma
  19. 🔍 33% GloriaGloria
  20. 🔍 33% Misericordia DominiMisericordia Domini
  21. 🔍 33% SanctusSanctus
  22. 🔍 33% R. IngredienteR. Ingrediente
  23. 🔍 33% Gaudeamus ... AnnaGaudeamus ... Anna
  24. 🔍 33% Credo IIICredo III
  25. 🔍 32% Dum venerit ParaclitusDum venerit Paraclitus
  26. 🔍 32% Before the ending of the day (Advent tone)Before the ending of the day (Advent tone)
  27. 🔍 32% In voluntateIn voluntate
  28. 🔍 32% Agnus Dei XIAgnus Dei XI
  29. 🔍 32% Tui sunt caeliTui sunt caeli
  30. 🔍 32% Dicit DominusDicit Dominus
  31. 🔍 32% Pueri Hebraeorum 1Pueri Hebraeorum 1
  32. 🔍 32% Calix benedictionisCalix benedictionis
  33. 🔍 31% Hodie scietisHodie scietis
  34. 🔍 31% Gloria (Introits tone 6)Gloria (Introits tone 6)
  35. 🔍 31% Adorate DeumAdorate Deum
  36. 🔍 31% Dextera DominiDextera Domini
  37. 🔍 31% In medioIn medio
  38. 🔍 31% Gloria (Introits tone 2)Gloria (Introits tone 2)
  39. 🔍 31% Jerusalem quae aedificaturJerusalem quae aedificatur
  40. 🔍 31% DolorosaDolorosa
  41. 🔍 31% Gaudeamus ... AssumptionGaudeamus ... Assumption
  42. 🔍 31% Gaudeamus ... ConceptionGaudeamus ... Conception
  43. 🔍 31% SanctusSanctus
  44. 🔍 31% HumiliavitHumiliavit
  45. 🔍 31% Gaudeamus ... AgathaGaudeamus ... Agatha
  46. 🔍 31% Justorum animaeJustorum animae
  47. 🔍 31% ConcepcioConcepcio
  48. 🔍 30% CogitationesCogitationes
  49. 🔍 30% Nunc scioNunc scio
  50. 🔍 30% Beata gensBeata gens
  51. 🔍 30% In medioIn medio
  52. 🔍 29% QuotiescumqueQuotiescumque
  53. 🔍 29% Crastina dieCrastina die
  54. 🔍 29% Ave Maria (Hail Mary)Ave Maria (Hail Mary)
  55. 🔍 29% Gaudeamus ... ThomasGaudeamus ... Thomas
  56. 🔍 29% Protexisti meProtexisti me
  57. 🔍 29% In splendoribusIn splendoribus
  58. 🔍 29% Os justiOs justi
  59. 🔍 29% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  60. 🔍 29% De fructu operumDe fructu operum
  61. 🔍 29% Commune vos apostoliCommune vos apostoli
  62. 🔍 29% Occurrunt turbaeOccurrunt turbae
  63. 🔍 29% Vinea facta estVinea facta est
  64. 🔍 29% Before the ending of the day (ferial tone)Before the ending of the day (ferial tone)
  65. 🔍 29% Apostolorum passio diemApostolorum passio diem