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% Justi epulenturJusti epulentur
  2. 🔍 61% Ego dilecto... dilectusEgo dilecto... dilectus
  3. 🔍 58% Justi epulentur (All.)Justi epulentur (All.)
  4. 🔍 36% Paraclitus SpiritusParaclitus Spiritus
  5. 🔍 32% Fac nos innocuamFac nos innocuam
  6. 🔍 31% Justi epulenturJusti epulentur
  7. 🔍 30% HerodesHerodes
  8. 🔍 30% Magnus sanctus PaulusMagnus sanctus Paulus
  9. 🔍 28% DolorosaDolorosa
  10. 🔍 27% Justus ut palmaJustus ut palma
  11. 🔍 27% Benedicamus PatremBenedicamus Patrem
  12. 🔍 27% Justorum animaeJustorum animae
  13. 🔍 27% Ego vos elegiEgo vos elegi
  14. 🔍 26% Exsultabunt sanctiExsultabunt sancti
  15. 🔍 26% Ego sum pastor 2Ego sum pastor 2
  16. 🔍 25% Christus factus estChristus factus est
  17. 🔍 25% Christus factus estChristus factus est
  18. 🔍 25% Domine praevenistiDomine praevenisti
  19. 🔍 25% Benedicta et venerabilisBenedicta et venerabilis
  20. 🔍 24% Sacerdotes tuiSacerdotes tui
  21. 🔍 24% Gaudete justiGaudete justi
  22. 🔍 24% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  23. 🔍 23% Ego sum pastor 1Ego sum pastor 1
  24. 🔍 23% Gaudeamus ... ThomasGaudeamus ... Thomas
  25. 🔍 23% ExclamaveruntExclamaverunt
  26. 🔍 23% Domine in virtuteDomine in virtute
  27. 🔍 23% Dilexit AndreamDilexit Andream
  28. 🔍 23% Vultum tuumVultum tuum
  29. 🔍 23% Senex puerumSenex puerum
  30. 🔍 22% LaetaminiLaetamini
  31. 🔍 22% Justus ut palmaJustus ut palma
  32. 🔍 22% Mirabilis DominusMirabilis Dominus
  33. 🔍 22% Spiritus DominiSpiritus Domini
  34. 🔍 22% Angelus Domini descenditAngelus Domini descendit
  35. 🔍 22% In Deo speravitIn Deo speravit
  36. 🔍 22% Misericordia DominiMisericordia Domini
  37. 🔍 22% Tenuisti manumTenuisti manum
  38. 🔍 21% In medioIn medio
  39. 🔍 21% ConfessioConfessio
  40. 🔍 21% Viri GalilaeiViri Galilaei
  41. 🔍 21% Gaudete justiGaudete justi
  42. 🔍 21% Sederunt principesSederunt principes
  43. 🔍 21% PriusquamPriusquam
  44. 🔍 21% Stetit AngelusStetit Angelus
  45. 🔍 21% Angelus Domini descenditAngelus Domini descendit
  46. 🔍 21% ConfitebunturConfitebuntur
  47. 🔍 21% Spiritus DominiSpiritus Domini
  48. 🔍 21% Gloria et divitiaeGloria et divitiae
  49. 🔍 21% Nos autemNos autem
  50. 🔍 21% Verbo DominiVerbo Domini
  51. 🔍 21% Domine praevenistiDomine praevenisti
  52. 🔍 21% Ego sum pastorEgo sum pastor
  53. 🔍 20% ExsultaboExsultabo
  54. 🔍 20% Venite exsultemusVenite exsultemus
  55. 🔍 20% De excelsoDe excelso
  56. 🔍 20% Beatus vir qui timetBeatus vir qui timet
  57. 🔍 20% Os justiOs justi
  58. 🔍 20% Esto mihiEsto mihi
  59. 🔍 20% In medioIn medio
  60. 🔍 20% Cibavit eosCibavit eos
  61. 🔍 20% Dulcis et rectusDulcis et rectus
  62. 🔍 20% Spiritus DominiSpiritus Domini
  63. 🔍 20% Propitius estoPropitius esto
  64. 🔍 20% Gaudeamus ... AnnaGaudeamus ... Anna
  65. 🔍 20% Gaudeamus ... AssumptionGaudeamus ... Assumption