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% Factus estFactus est
  2. 🔍 86% Factus estFactus est
  3. 🔍 53% Factus est RepenteFactus est Repente
  4. 🔍 31% R. IngredienteR. Ingrediente
  5. 🔍 27% Justorum animaeJustorum animae
  6. 🔍 27% ManducaveruntManducaverunt
  7. 🔍 26% SanctusSanctus
  8. 🔍 26% Lumen HilareLumen Hilare
  9. 🔍 26% ObtuleruntObtulerunt
  10. 🔍 25% Adorna thalamumAdorna thalamum
  11. 🔍 25% Multitudo ... ad eumMultitudo ... ad eum
  12. 🔍 25% Domini est terraDomini est terra
  13. 🔍 24% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  14. 🔍 24% Credo IIICredo III
  15. 🔍 24% ConfitebunturConfitebuntur
  16. 🔍 24% Gaudeamus ... AnnaGaudeamus ... Anna
  17. 🔍 24% Adorate DeumAdorate Deum
  18. 🔍 24% SanctusSanctus
  19. 🔍 24% EmendemusEmendemus
  20. 🔍 23% Factus est sine alleluiaFactus est sine alleluia
  21. 🔍 23% CoeperuntCoeperunt
  22. 🔍 23% Qui operatus estQui operatus est
  23. 🔍 23% Gaudeamus ... AssumptionGaudeamus ... Assumption
  24. 🔍 23% Gaudeamus ... AgathaGaudeamus ... Agatha
  25. 🔍 23% QuotiescumqueQuotiescumque
  26. 🔍 23% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  27. 🔍 23% Factus est (cum alleluia)Factus est (cum alleluia)
  28. 🔍 23% Gaudeamus ... ConceptionGaudeamus ... Conception
  29. 🔍 23% The Reproaches (5)The Reproaches (5)
  30. 🔍 22% ExclamaveruntExclamaverunt
  31. 🔍 22% Spiritus DominiSpiritus Domini
  32. 🔍 22% VoveteVovete
  33. 🔍 22% Beati mundo cordeBeati mundo corde
  34. 🔍 21% Per lignumPer lignum
  35. 🔍 21% DilexistiDilexisti
  36. 🔍 21% HosannaHosanna
  37. 🔍 21% Sanctus IXSanctus IX
  38. 🔍 21% GloriaGloria
  39. 🔍 21% Video caelosVideo caelos
  40. 🔍 21% Cibavit eosCibavit eos
  41. 🔍 21% Domine refugiumDomine refugium
  42. 🔍 21% FoderuntFoderunt
  43. 🔍 21% Justorum animaeJustorum animae
  44. 🔍 21% In omnem terramIn omnem terram
  45. 🔍 21% Lauda Syon SalvatoremLauda Syon Salvatorem
  46. 🔍 21% Emitte Spiritum tuumEmitte Spiritum tuum
  47. 🔍 21% Sacerdotes DominiSacerdotes Domini
  48. 🔍 20% Sanctus XISanctus XI
  49. 🔍 20% In voluntateIn voluntate
  50. 🔍 20% Domine Jesu ChristeDomine Jesu Christe
  51. 🔍 20% Postquam surrexitPostquam surrexit
  52. 🔍 20% Misit DominusMisit Dominus
  53. 🔍 20% Protexisti meProtexisti me
  54. 🔍 20% Crastina dieCrastina die
  55. 🔍 20% Signum magnumSignum magnum
  56. 🔍 20% In medioIn medio
  57. 🔍 20% HumiliavitHumiliavit
  58. 🔍 20% ResponsumResponsum
  59. 🔍 20% Unus militumUnus militum
  60. 🔍 20% Dextera DominiDextera Domini
  61. 🔍 20% Stabat sancta MariaStabat sancta Maria
  62. 🔍 20% In splendoribusIn splendoribus
  63. 🔍 20% Intret in conspectuIntret in conspectu
  64. 🔍 20% Veni Sancte SpiritusVeni Sancte Spiritus
  65. 🔍 20% Joseph fili DavidJoseph fili David