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% Quis... arguetQuis... arguet
  2. 🔍 41% Decora lux aeternitatisDecora lux aeternitatis
  3. 🔍 40% Decora lux aeternitatisDecora lux aeternitatis
  4. 🔍 39% Rex summe regumRex summe regum
  5. 🔍 39% Beate Pastor PetreBeate Pastor Petre
  6. 🔍 38% Beate Pastor PetreBeate Pastor Petre
  7. 🔍 37% Beate Pastor PetreBeate Pastor Petre
  8. 🔍 36% Egregie Doctor PauleEgregie Doctor Paule
  9. 🔍 35% Egregie DoctorEgregie Doctor
  10. 🔍 34% Dicebat JesusDicebat Jesus
  11. 🔍 33% Amen... dico... si quisAmen... dico... si quis
  12. 🔍 33% Dicebat Jesus turbisDicebat Jesus turbis
  13. 🔍 31% Egregie Doctor PauleEgregie Doctor Paule
  14. 🔍 31% Si quis mihiSi quis mihi
  15. 🔍 31% Amen dico... quia nonAmen dico... quia non
  16. 🔍 30% Adhuc multaAdhuc multa
  17. 🔍 30% Amen... dico... quiaAmen... dico... quia
  18. 🔍 30% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  19. 🔍 30% Rerum Deus fonsRerum Deus fons
  20. 🔍 29% Ego veritatemEgo veritatem
  21. 🔍 29% Commune vos apostoliCommune vos apostoli
  22. 🔍 29% AudistisAudistis
  23. 🔍 28% Dicebat JesusDicebat Jesus
  24. 🔍 28% Vos amici mei estisVos amici mei estis
  25. 🔍 28% Cohors beata SeraphimCohors beata Seraphim
  26. 🔍 28% Te nostra laetisTe nostra laetis
  27. 🔍 28% In regenerationeIn regeneratione
  28. 🔍 28% Lectio Isaiae Prophetae... Dixit IsaiasLectio Isaiae Prophetae... Dixit Isaias
  29. 🔍 27% Non turbetur corNon turbetur cor
  30. 🔍 27% Dies DominiDies Domini
  31. 🔍 27% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  32. 🔍 27% Omnes autem vosOmnes autem vos
  33. 🔍 27% Angelus Domini astititAngelus Domini astitit
  34. 🔍 27% O MartineO Martine
  35. 🔍 27% Exaudi Domine... adjutorExaudi Domine... adjutor
  36. 🔍 27% Apostolorum passio diemApostolorum passio diem
  37. 🔍 27% Gloria XIIIGloria XIII
  38. 🔍 27% O felicem virumO felicem virum
  39. 🔍 27% Qui luce splendesQui luce splendes
  40. 🔍 27% Gloria IGloria I
  41. 🔍 26% Si quis mihi ministraveritSi quis mihi ministraverit
  42. 🔍 26% Ave maris stella (another chant)Ave maris stella (another chant)
  43. 🔍 26% Qui luce splendesQui luce splendes
  44. 🔍 26% Ante diem festum PaschaeAnte diem festum Paschae
  45. 🔍 26% Non vos relinquamNon vos relinquam
  46. 🔍 26% Et posueruntEt posuerunt
  47. 🔍 26% Amen... dico... qui creditAmen... dico... qui credit
  48. 🔍 26% Accessit JesusAccessit Jesus
  49. 🔍 26% O lux beata Trinitas (hiemalis)O lux beata Trinitas (hiemalis)
  50. 🔍 26% Exsultet orbis gaudiisExsultet orbis gaudiis
  51. 🔍 26% Domine non estDomine non est
  52. 🔍 26% Commune vos apostoliCommune vos apostoli
  53. 🔍 26% ConvocatisConvocatis
  54. 🔍 26% Ante me non estAnte me non est
  55. 🔍 26% Ante thronum TrinitatisAnte thronum Trinitatis
  56. 🔍 26% Legis sacrataeLegis sacratae
  57. 🔍 26% Omnes autem vos fratres estisOmnes autem vos fratres estis
  58. 🔍 26% Omnes autem vosOmnes autem vos
  59. 🔍 26% OstenditOstendit
  60. 🔍 26% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  61. 🔍 26% Praeclara qua tu gloriaPraeclara qua tu gloria
  62. 🔍 26% De Epistola...Hoc autem praecipioDe Epistola...Hoc autem praecipio
  63. 🔍 25% MemorareMemorare
  64. 🔍 25% Miserere mei... secundumMiserere mei... secundum
  65. 🔍 25% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)