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% Data est MihiData est Mihi
  2. 🔍 40% Data est mihiData est mihi
  3. 🔍 34% Data est mihiData est mihi
  4. 🔍 33% Pascha NostrumPascha Nostrum
  5. 🔍 32% Data est mihiData est mihi
  6. 🔍 32% Credo IIICredo III
  7. 🔍 31% In voluntateIn voluntate
  8. 🔍 30% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  9. 🔍 30% Lumen HilareLumen Hilare
  10. 🔍 30% Domini est terraDomini est terra
  11. 🔍 29% Adorate DeumAdorate Deum
  12. 🔍 29% Dum venerit ParaclitusDum venerit Paraclitus
  13. 🔍 28% Ave Rex nosterAve Rex noster
  14. 🔍 28% Deus IsraelDeus Israel
  15. 🔍 28% Domine Jesu ChristeDomine Jesu Christe
  16. 🔍 28% Deus IsraelDeus Israel
  17. 🔍 27% Adorna thalamumAdorna thalamum
  18. 🔍 27% Factus est RepenteFactus est Repente
  19. 🔍 27% Hodie scietisHodie scietis
  20. 🔍 26% Gaudeamus ... AnnaGaudeamus ... Anna
  21. 🔍 26% CoeperuntCoeperunt
  22. 🔍 26% Primum quaeritePrimum quaerite
  23. 🔍 26% Benedicimus DeumBenedicimus Deum
  24. 🔍 26% De fructu operumDe fructu operum
  25. 🔍 25% Reges TharsisReges Tharsis
  26. 🔍 25% VoveteVovete
  27. 🔍 25% Beata visceraBeata viscera
  28. 🔍 25% QuotiescumqueQuotiescumque
  29. 🔍 25% Vinea facta estVinea facta est
  30. 🔍 25% De FructuDe Fructu
  31. 🔍 25% Vidi AquamVidi Aquam
  32. 🔍 25% Libera me Domine de morteLibera me Domine de morte
  33. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  34. 🔍 25% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  35. 🔍 25% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  36. 🔍 25% SanctusSanctus
  37. 🔍 25% Gaudeamus ... AgathaGaudeamus ... Agatha
  38. 🔍 24% Gaudeamus ... ConceptionGaudeamus ... Conception
  39. 🔍 24% Pueri Hebraeorum 2Pueri Hebraeorum 2
  40. 🔍 24% Lauda Syon SalvatoremLauda Syon Salvatorem
  41. 🔍 24% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  42. 🔍 24% Gaudeamus ... AssumptionGaudeamus ... Assumption
  43. 🔍 24% Nunc scioNunc scio
  44. 🔍 24% Alleluia (mode 8)Alleluia (mode 8)
  45. 🔍 24% Stabant juxtaStabant juxta
  46. 🔍 24% Postquam surrexitPostquam surrexit
  47. 🔍 24% Loquebar Ps. LaudateLoquebar Ps. Laudate
  48. 🔍 24% In Nomine Jesu 2In Nomine Jesu 2
  49. 🔍 24% Pascha nostrumPascha nostrum
  50. 🔍 23% In medioIn medio
  51. 🔍 23% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  52. 🔍 23% In medioIn medio
  53. 🔍 23% Stabat MaterStabat Mater
  54. 🔍 23% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  55. 🔍 23% Ab ortu solisAb ortu solis
  56. 🔍 23% Terribilis estTerribilis est
  57. 🔍 23% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  58. 🔍 23% Multitudo ... ad eumMultitudo ... ad eum
  59. 🔍 23% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  60. 🔍 23% Emitte Spiritum tuumEmitte Spiritum tuum
  61. 🔍 23% ExsultetExsultet
  62. 🔍 23% Alleluia (mode 8)Alleluia (mode 8)
  63. 🔍 23% Alleluia (ad introitum mode 1)Alleluia (ad introitum mode 1)
  64. 🔍 23% Ubi caritasUbi caritas
  65. 🔍 23% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)