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% Cor JesuCor Jesu
  2. 🔍 58% Cor Jesu (cantus IV)Cor Jesu (cantus IV)
  3. 🔍 57% Cor Jesu (cantus III)Cor Jesu (cantus III)
  4. 🔍 47% Cor Jesu (cantus V)Cor Jesu (cantus V)
  5. 🔍 46% Cor Jesu sacratissimum ICor Jesu sacratissimum I
  6. 🔍 42% Benedicamus (ad lib.)Benedicamus (ad lib.)
  7. 🔍 41% Cor Jesu sacratissimum IICor Jesu sacratissimum II
  8. 🔍 39% Cor Jesu (Cantus Varii)Cor Jesu (Cantus Varii)
  9. 🔍 37% Da pacem DomineDa pacem Domine
  10. 🔍 35% Rorate caeli desuperRorate caeli desuper
  11. 🔍 33% RequiescantRequiescant
  12. 🔍 33% Ave verumAve verum
  13. 🔍 33% Ave verumAve verum
  14. 🔍 33% Ite XV/XVIIte XV/XVI
  15. 🔍 32% Adoremus in aeternumAdoremus in aeternum
  16. 🔍 31% Sanctus XVIIISanctus XVIII
  17. 🔍 30% Ite XIIIte XII
  18. 🔍 30% Regina caeli (simple tone)Regina caeli (simple tone)
  19. 🔍 29% Cor JesuCor Jesu
  20. 🔍 28% Requiem (Intr.)Requiem (Intr.)
  21. 🔍 28% O filii et filiaeO filii et filiae
  22. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  23. 🔍 27% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  24. 🔍 27% Adoremus Ps. Laudate Dominum. IIAdoremus Ps. Laudate Dominum. II
  25. 🔍 27% Agnus Dei IVAgnus Dei IV
  26. 🔍 27% Totus formosus!Totus formosus!
  27. 🔍 26% Agnus XVIIIAgnus XVIII
  28. 🔍 26% Oremus pro PontificeOremus pro Pontifice
  29. 🔍 26% Adoremus Ps. Laudate Dominum. IIIAdoremus Ps. Laudate Dominum. III
  30. 🔍 26% Ite IXIte IX
  31. 🔍 25% InviolataInviolata
  32. 🔍 25% Agnus Dei XAgnus Dei X
  33. 🔍 25% Benedicamus IXBenedicamus IX
  34. 🔍 25% Agnus XIIAgnus XII
  35. 🔍 25% Ego sum resurrectioEgo sum resurrectio
  36. 🔍 24% Exsultate justiExsultate justi
  37. 🔍 24% Ite IaIte Ia
  38. 🔍 24% Agnus XVIAgnus XVI
  39. 🔍 24% Benedicamus IVBenedicamus IV
  40. 🔍 23% Ite XIIte XI
  41. 🔍 23% LaetabundusLaetabundus
  42. 🔍 23% Benedicamus XIBenedicamus XI
  43. 🔍 23% Incipit Oratio Jeremiae ProphetaeIncipit Oratio Jeremiae Prophetae
  44. 🔍 23% Pueri Hebraeorum vestimentaPueri Hebraeorum vestimenta
  45. 🔍 23% Cor Jesu caritatis IICor Jesu caritatis II
  46. 🔍 23% Cor Jesu caritatis ICor Jesu caritatis I
  47. 🔍 23% Ite IbIte Ib
  48. 🔍 23% Ite IVIte IV
  49. 🔍 23% Pueri Hebraeorum portantesPueri Hebraeorum portantes
  50. 🔍 23% Sacerdos et Pontifex... sicSacerdos et Pontifex... sic
  51. 🔍 23% Agnus (ad lib.) II.Agnus (ad lib.) II.
  52. 🔍 23% O panis dulcissime (brevior)O panis dulcissime (brevior)
  53. 🔍 23% Jesu paterni pectorisJesu paterni pectoris
  54. 🔍 23% Agnus XVAgnus XV
  55. 🔍 23% Parce DomineParce Domine
  56. 🔍 23% Ite IIaIte IIa
  57. 🔍 23% O salutaris Hostia IO salutaris Hostia I
  58. 🔍 23% Gloria XIIGloria XII
  59. 🔍 22% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  60. 🔍 22% Agnus Dei XIAgnus Dei XI
  61. 🔍 22% Cor dulce cor amabileCor dulce cor amabile
  62. 🔍 22% Ecce nomen Domini EmmanuelEcce nomen Domini Emmanuel
  63. 🔍 22% Nonne cor nostrumNonne cor nostrum
  64. 🔍 22% Benedicamus VIIIBenedicamus VIII
  65. 🔍 22% O salutaris Hostia IIO salutaris Hostia II