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% Tunc sub patenti specieTunc sub patenti specie
  2. 🔍 30% Christus JesusChristus Jesus
  3. 🔍 29% Specie tua... allel.Specie tua... allel.
  4. 🔍 27% Tunc surrexeruntTunc surrexerunt
  5. 🔍 26% Iste sanctusIste sanctus
  6. 🔍 26% Haec locutus sumHaec locutus sum
  7. 🔍 26% Festivis resonent compitaFestivis resonent compita
  8. 🔍 26% Verbum supernum prodiensVerbum supernum prodiens
  9. 🔍 26% Ne timeasNe timeas
  10. 🔍 26% Aurum sub terraAurum sub terra
  11. 🔍 26% A solis ortusA solis ortus
  12. 🔍 25% Aeterne Rex altissimeAeterne Rex altissime
  13. 🔍 25% Credo VIICredo VII
  14. 🔍 25% Gloriose PaterGloriose Pater
  15. 🔍 25% Sub tuum praesidiumSub tuum praesidium
  16. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  17. 🔍 24% Verbum supernum prodiensVerbum supernum prodiens
  18. 🔍 24% Sub manu AnaniaeSub manu Ananiae
  19. 🔍 24% Deus tuorum militumDeus tuorum militum
  20. 🔍 23% Aurora solis nuntiaAurora solis nuntia
  21. 🔍 23% Tunc acceptabis sacrificiumTunc acceptabis sacrificium
  22. 🔍 23% Salutis aeternae datorSalutis aeternae dator
  23. 🔍 23% Deus tuorum militumDeus tuorum militum
  24. 🔍 23% Veni Redemptor gentiumVeni Redemptor gentium
  25. 🔍 23% Tunc assumpsitTunc assumpsit
  26. 🔍 23% Salutis aeternae datorSalutis aeternae dator
  27. 🔍 23% Festiva canimusFestiva canimus
  28. 🔍 23% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  29. 🔍 23% Deus tuorum militumDeus tuorum militum
  30. 🔍 23% Cum esset desponsataCum esset desponsata
  31. 🔍 23% AdeamusAdeamus
  32. 🔍 23% Beatus VincentiusBeatus Vincentius
  33. 🔍 23% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  34. 🔍 23% Deus tuorum militumDeus tuorum militum
  35. 🔍 23% Manum suamManum suam
  36. 🔍 23% Rex gloriose Martyrum (another chant)Rex gloriose Martyrum (another chant)
  37. 🔍 23% Deus tuorum militumDeus tuorum militum
  38. 🔍 23% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  39. 🔍 23% Angeli DominiAngeli Domini
  40. 🔍 23% Hostis HerodesHostis Herodes
  41. 🔍 22% Post plurimaPost plurima
  42. 🔍 22% Ne timeas... invenistiNe timeas... invenisti
  43. 🔍 22% Verbum supernumVerbum supernum
  44. 🔍 22% Quem terra pontus aetheraQuem terra pontus aethera
  45. 🔍 22% Sanctissimus namque GregoriusSanctissimus namque Gregorius
  46. 🔍 22% Beati martyresBeati martyres
  47. 🔍 22% Placare Christe servulisPlacare Christe servulis
  48. 🔍 22% Quem terra pontus sideraQuem terra pontus sidera
  49. 🔍 22% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  50. 🔍 22% Ne timeas... invenistiNe timeas... invenisti
  51. 🔍 22% Succedit nocti luciferSuccedit nocti lucifer
  52. 🔍 22% Parvulus filiusParvulus filius
  53. 🔍 22% Candens virgoCandens virgo
  54. 🔍 22% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  55. 🔍 22% Dicit... poenitentiamDicit... poenitentiam
  56. 🔍 21% Verbum caroVerbum caro
  57. 🔍 21% Ad regias Agni dapesAd regias Agni dapes
  58. 🔍 21% Nimis honorati sunt... allel.Nimis honorati sunt... allel.
  59. 🔍 21% Cum venerit ParaclitusCum venerit Paraclitus
  60. 🔍 21% Beata es MariaBeata es Maria
  61. 🔍 21% Jesu Salvator saeculiJesu Salvator saeculi
  62. 🔍 21% Jesu corona celsior (S. Mauri abbatis)Jesu corona celsior (S. Mauri abbatis)
  63. 🔍 21% Scala caeloScala caelo
  64. 🔍 21% Spiritus DominiSpiritus Domini
  65. 🔍 21% Te Mater alma NuminisTe Mater alma Numinis