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% Flores... tempusFlores... tempus
  2. 🔍 84% Surrexit quasi ignisSurrexit quasi ignis
  3. 🔍 17% Quinque prudentesQuinque prudentes
  4. 🔍 17% Lauda piaLauda pia
  5. 🔍 17% Dulce lignumDulce lignum
  6. 🔍 16% Beatus quem elegistiBeatus quem elegisti
  7. 🔍 16% Cum turba plurimaCum turba plurima
  8. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  9. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  10. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  11. 🔍 15% Benedicamus (In II Vesperis)Benedicamus (In II Vesperis)
  12. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  13. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  14. 🔍 14% O gente felix hospitaO gente felix hospita
  15. 🔍 14% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  16. 🔍 14% Aeterne sol qui lumineAeterne sol qui lumine
  17. 🔍 14% Flores apparueruntFlores apparuerunt
  18. 🔍 14% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  19. 🔍 14% Ego sum pastor... alleluiaEgo sum pastor... alleluia
  20. 🔍 14% DilexistiDilexisti
  21. 🔍 13% Dedit Dominus Sancto suoDedit Dominus Sancto suo
  22. 🔍 13% Christus resurgensChristus resurgens
  23. 🔍 13% Ego sum pastor (cum Alleluia)Ego sum pastor (cum Alleluia)
  24. 🔍 13% Lux de luceLux de luce
  25. 🔍 13% Gaude mater AnnaGaude mater Anna
  26. 🔍 13% Factus est opprobriumFactus est opprobrium
  27. 🔍 13% Quicumque feceritQuicumque fecerit
  28. 🔍 13% Relucens inter principesRelucens inter principes
  29. 🔍 13% Rex summe regumRex summe regum
  30. 🔍 13% O Redemptor O Redemptor
  31. 🔍 13% Decora lux aeternitatisDecora lux aeternitatis
  32. 🔍 13% Alleluia confiteminiAlleluia confitemini
  33. 🔍 13% Ecce nunc tempus acceptabileEcce nunc tempus acceptabile
  34. 🔍 13% Dominus dixit ad meDominus dixit ad me
  35. 🔍 13% FloresFlores
  36. 🔍 13% DilexistiDilexisti
  37. 🔍 13% O RedemptorO Redemptor
  38. 🔍 12% Ecce venioEcce venio
  39. 🔍 12% Beate Pastor PetreBeate Pastor Petre
  40. 🔍 12% Christus resurgensChristus resurgens
  41. 🔍 12% Decora lux aeternitatisDecora lux aeternitatis
  42. 🔍 12% Flores apparueruntFlores apparuerunt
  43. 🔍 12% Ego sum pastor (sine Alleluia)Ego sum pastor (sine Alleluia)
  44. 🔍 12% Ecce nunc tempusEcce nunc tempus
  45. 🔍 12% Iam bone pastorIam bone pastor
  46. 🔍 12% Revelavit DominusRevelavit Dominus
  47. 🔍 12% Egregie DoctorEgregie Doctor
  48. 🔍 12% Dominus dixit ad meDominus dixit ad me
  49. 🔍 12% Beate Pastor PetreBeate Pastor Petre
  50. 🔍 12% Potum meumPotum meum
  51. 🔍 12% Ego sum pastorEgo sum pastor
  52. 🔍 12% Omnes GentesOmnes Gentes
  53. 🔍 12% In Deo speravitIn Deo speravit
  54. 🔍 12% Lux de luceLux de luce
  55. 🔍 12% Te nostra laetisTe nostra laetis
  56. 🔍 12% Quinque prudentesQuinque prudentes
  57. 🔍 12% Beatus quem elegistiBeatus quem elegisti
  58. 🔍 12% Exsurgat DeusExsurgat Deus
  59. 🔍 12% Cohors beata SeraphimCohors beata Seraphim
  60. 🔍 12% Potum meumPotum meum
  61. 🔍 12% Potum meumPotum meum
  62. 🔍 12% Salus et gloria - mode IVSalus et gloria - mode IV
  63. 🔍 12% Te Joseph celebrentTe Joseph celebrent
  64. 🔍 11% Hodie caeliHodie caeli
  65. 🔍 11% Qui manducatQui manducat