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% Et subito circumfulsitEt subito circumfulsit
  2. 🔍 44% Benedico... FiliumBenedico... Filium
  3. 🔍 43% Ipsi soli servoIpsi soli servo
  4. 🔍 41% Ego plantaviEgo plantavi
  5. 🔍 38% Sancte Paule apostoleSancte Paule apostole
  6. 🔍 34% Sapientiam sanctorumSapientiam sanctorum
  7. 🔍 34% Annulo suoAnnulo suo
  8. 🔍 34% Beata AgnesBeata Agnes
  9. 🔍 32% Adiuvabit eamAdiuvabit eam
  10. 🔍 30% Tu es vasTu es vas
  11. 🔍 30% Orbe qui PraesulOrbe qui Praesul
  12. 🔍 29% Intende voci orationisIntende voci orationis
  13. 🔍 28% Ecce prudens virgoEcce prudens virgo
  14. 🔍 28% IntellegeIntellege
  15. 🔍 26% Ista est quae contempsitIsta est quae contempsit
  16. 🔍 26% Vincenti dabo ei edereVincenti dabo ei edere
  17. 🔍 25% Operuit caelosOperuit caelos
  18. 🔍 25% Annuntiate populisAnnuntiate populis
  19. 🔍 25% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  20. 🔍 23% Angelis suis Deus mandavit de teAngelis suis Deus mandavit de te
  21. 🔍 23% Cohors beata SeraphimCohors beata Seraphim
  22. 🔍 23% Angelus Domini astititAngelus Domini astitit
  23. 🔍 23% Commune vos apostoliCommune vos apostoli
  24. 🔍 22% Benedicamus Domino (memoria)Benedicamus Domino (memoria)
  25. 🔍 22% O crux gloriosaO crux gloriosa
  26. 🔍 22% Libenter gloriaborLibenter gloriabor
  27. 🔍 21% Credo I.Credo I.
  28. 🔍 21% In fide et lenitateIn fide et lenitate
  29. 🔍 21% Relucens inter principesRelucens inter principes
  30. 🔍 21% Te nostra laetisTe nostra laetis
  31. 🔍 21% Apostolorum passio diemApostolorum passio diem
  32. 🔍 21% Qui luce splendesQui luce splendes
  33. 🔍 21% Qui luce splendesQui luce splendes
  34. 🔍 20% Commune vos apostoliCommune vos apostoli
  35. 🔍 20% Praeclara qua tu gloriaPraeclara qua tu gloria
  36. 🔍 20% Credo (Missa Regia I)Credo (Missa Regia I)
  37. 🔍 20% Stabat mater 1Stabat mater 1
  38. 🔍 20% Intuens in caelumIntuens in caelum
  39. 🔍 20% Stans autem JesusStans autem Jesus
  40. 🔍 20% Stans autem JesusStans autem Jesus
  41. 🔍 20% Gloria Patri IGloria Patri I
  42. 🔍 20% Decora lux aeternitatisDecora lux aeternitatis
  43. 🔍 20% Decora lux aeternitatisDecora lux aeternitatis
  44. 🔍 19% Captator olim pisciumCaptator olim piscium
  45. 🔍 19% Quod autemQuod autem
  46. 🔍 19% Hodie scietisHodie scietis
  47. 🔍 19% Legis sacrataeLegis sacratae
  48. 🔍 19% Hodie scietisHodie scietis
  49. 🔍 19% Sancta Maria succurreSancta Maria succurre
  50. 🔍 19% Descendit JesusDescendit Jesus
  51. 🔍 19% Cum videritisCum videritis
  52. 🔍 19% Stabat Mater dolorosaStabat Mater dolorosa
  53. 🔍 19% Lectio libri GenesisLectio libri Genesis
  54. 🔍 19% Hodie natus est ChristusHodie natus est Christus
  55. 🔍 19% Et ecce apparueruntEt ecce apparuerunt
  56. 🔍 19% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  57. 🔍 19% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  58. 🔍 19% Gratia Dei in meGratia Dei in me
  59. 🔍 19% Ecce ego JoannesEcce ego Joannes
  60. 🔍 19% Jesu Fili summi PatrisJesu Fili summi Patris
  61. 🔍 19% Benedicite sancti et humiles cordeBenedicite sancti et humiles corde
  62. 🔍 19% O lux beata TrinitasO lux beata Trinitas
  63. 🔍 19% Sancta Maria...festivitatemSancta Maria...festivitatem
  64. 🔍 18% Sancta MariaSancta Maria
  65. 🔍 18% Stabat Mater speciosa!Stabat Mater speciosa!