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: 2025-12-20. 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% De tumbaDe tumba
  2. 🔍 34% Ad sancti Petri tumulumAd sancti Petri tumulum
  3. 🔍 26% Exsultet mentisExsultet mentis
  4. 🔍 25% Invicte Martyr unicum (Pro S. Stephano)Invicte Martyr unicum (Pro S. Stephano)
  5. 🔍 24% Spe mercedisSpe mercedis
  6. 🔍 24% Sponso sponsa!Sponso sponsa!
  7. 🔍 24% Urbs Jerusalem beataUrbs Jerusalem beata
  8. 🔍 24% Cor Jesu melle dulciusCor Jesu melle dulcius
  9. 🔍 24% Homo DeiHomo Dei
  10. 🔍 24% Jesu dulcis memoria (Nat)Jesu dulcis memoria (Nat)
  11. 🔍 24% Virginis proles (III)Virginis proles (III)
  12. 🔍 23% Ascendit ChristusAscendit Christus
  13. 🔍 23% Jesu corona caelitumJesu corona caelitum
  14. 🔍 23% Exsultet orbis gaudiis (Pro S. Joanne Evang.)Exsultet orbis gaudiis (Pro S. Joanne Evang.)
  15. 🔍 22% Iste confessor (III)Iste confessor (III)
  16. 🔍 22% Jesu Redemptor omnium (Nat.)Jesu Redemptor omnium (Nat.)
  17. 🔍 22% Jesu Salvator saeculiJesu Salvator saeculi
  18. 🔍 22% Exsultet orbis gaudiis (St. John Evangelist)Exsultet orbis gaudiis (St. John Evangelist)
  19. 🔍 22% In caelesti hierarchiaIn caelesti hierarchia
  20. 🔍 22% Omnis vallisOmnis vallis
  21. 🔍 22% Jesu Redemptor omnium (T. Nativitatis)Jesu Redemptor omnium (T. Nativitatis)
  22. 🔍 22% AngularisAngularis
  23. 🔍 21% Jesu dulcis memoria!Jesu dulcis memoria!
  24. 🔍 21% Audit tyrannus anxiusAudit tyrannus anxius
  25. 🔍 21% Deus tuorum militum (Pro S. Stephano)Deus tuorum militum (Pro S. Stephano)
  26. 🔍 21% Videntes autemVidentes autem
  27. 🔍 21% Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)Jesu Redemptor omnium (Pont.) (Pro S. Silvestro)
  28. 🔍 21% InfantulusInfantulus
  29. 🔍 21% Speciosa facta es (II)Speciosa facta es (II)
  30. 🔍 21% Deus tuorum militum (St. Stephen)Deus tuorum militum (St. Stephen)
  31. 🔍 21% O nimis felixO nimis felix
  32. 🔍 20% Crux fidelisCrux fidelis
  33. 🔍 20% Ave stellaAve stella
  34. 🔍 20% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  35. 🔍 20% Exsultet caelum (II)Exsultet caelum (II)
  36. 🔍 20% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  37. 🔍 20% Domine in tua misericordiaDomine in tua misericordia
  38. 🔍 20% Tristes erant ApostoliTristes erant Apostoli
  39. 🔍 20% Motu sensuMotu sensu
  40. 🔍 20% Egredietur virgaEgredietur virga
  41. 🔍 20% BenedictionemBenedictionem
  42. 🔍 19% Quasi tubaQuasi tuba
  43. 🔍 19% Cum turba plurimaCum turba plurima
  44. 🔍 19% Aequa Pii justitiaAequa Pii justitia
  45. 🔍 19% In salutariIn salutari
  46. 🔍 19% O martyr egregieO martyr egregie
  47. 🔍 19% Beati mundo cordeBeati mundo corde
  48. 🔍 19% Veni de LibanoVeni de Libano
  49. 🔍 19% Gratuletur EcclesiaGratuletur Ecclesia
  50. 🔍 19% Grande RaymundiGrande Raymundi
  51. 🔍 19% Paschale mundo gaudiumPaschale mundo gaudium
  52. 🔍 19% Martyr Dei VenantiusMartyr Dei Venantius
  53. 🔍 19% O admirabile commerciumO admirabile commercium
  54. 🔍 18% Joannes postquam senuitJoannes postquam senuit
  55. 🔍 18% Tristes erant ApostoliTristes erant Apostoli
  56. 🔍 18% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  57. 🔍 18% Ave Regina CaelorumAve Regina Caelorum
  58. 🔍 18% Jesu dulcis memoriaJesu dulcis memoria
  59. 🔍 18% Placare Christe servulisPlacare Christe servulis
  60. 🔍 18% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  61. 🔍 18% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  62. 🔍 18% Regali ex progenieRegali ex progenie
  63. 🔍 18% Christus factus estChristus factus est
  64. 🔍 18% Claro paschali gaudioClaro paschali gaudio
  65. 🔍 18% Ex ejus tumbaEx ejus tumba