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% O admirabile commerciumO admirabile commercium
  2. 🔍 82% O admirabile commerciumO admirabile commercium
  3. 🔍 66% O admirabile commerciumO admirabile commercium
  4. 🔍 63% O admirabile commercium (alleluia)O admirabile commercium (alleluia)
  5. 🔍 62% O admirabile commerciumO admirabile commercium
  6. 🔍 60% O admirabile commerciumO admirabile commercium
  7. 🔍 58% O admirabile commerciumO admirabile commercium
  8. 🔍 42% Quam admirabileQuam admirabile
  9. 🔍 33% Gaudeamus omnesGaudeamus omnes
  10. 🔍 32% Apparuit in mundoApparuit in mundo
  11. 🔍 32% Christus Deus nosterChristus Deus noster
  12. 🔍 31% Propter nimiamPropter nimiam
  13. 🔍 30% Ante me non estAnte me non est
  14. 🔍 30% A progenieA progenie
  15. 🔍 30% Mirabile mysteriumMirabile mysterium
  16. 🔍 30% Ante me non estAnte me non est
  17. 🔍 30% Omnes de SabaOmnes de Saba
  18. 🔍 29% Ego enim ex DeoEgo enim ex Deo
  19. 🔍 29% Ante me non est (Mode 2*f)Ante me non est (Mode 2*f)
  20. 🔍 29% Ultimo festivitatis dieUltimo festivitatis die
  21. 🔍 29% Crastina dieCrastina die
  22. 🔍 29% Domine clamaviDomine clamavi
  23. 🔍 29% Rubum quem videratRubum quem viderat
  24. 🔍 28% Quando natus esQuando natus es
  25. 🔍 28% Ne timeas MariaNe timeas Maria
  26. 🔍 28% Ne timeas MariaNe timeas Maria
  27. 🔍 28% In praesepioIn praesepio
  28. 🔍 28% Pater manifestaviPater manifestavi
  29. 🔍 28% Ante me non est (Mode 1g)Ante me non est (Mode 1g)
  30. 🔍 28% O EmmanuelO Emmanuel
  31. 🔍 28% O EmmanuelO Emmanuel
  32. 🔍 28% Sepulto Domino (Mode 6f)Sepulto Domino (Mode 6f)
  33. 🔍 28% Exortum est ... alleluia.Exortum est ... alleluia.
  34. 🔍 28% Crastina dieCrastina die
  35. 🔍 28% Esto mihi DomineEsto mihi Domine
  36. 🔍 28% Videbunt gentesVidebunt gentes
  37. 🔍 27% Exsultemus in DominoExsultemus in Domino
  38. 🔍 27% Qui de terra estQui de terra est
  39. 🔍 27% Glorificamus teGlorificamus te
  40. 🔍 27% Nonne cor nostrumNonne cor nostrum
  41. 🔍 27% Quod natum estQuod natum est
  42. 🔍 27% Nesciens MaterNesciens Mater
  43. 🔍 27% Admoniti magiAdmoniti magi
  44. 🔍 27% LaudaboLaudabo
  45. 🔍 27% Hodie scietisHodie scietis
  46. 🔍 27% Spiritus Sanctus in teSpiritus Sanctus in te
  47. 🔍 27% Spiritus Sanctus in teSpiritus Sanctus in te
  48. 🔍 27% Hodie natus estHodie natus est
  49. 🔍 27% Dum mediumDum medium
  50. 🔍 27% Verbum caro factumVerbum caro factum
  51. 🔍 27% Si quis mihiSi quis mihi
  52. 🔍 27% Iacob autemIacob autem
  53. 🔍 27% Te Deum PatremTe Deum Patrem
  54. 🔍 27% O Rex gentiumO Rex gentium
  55. 🔍 27% O Rex gentiumO Rex gentium
  56. 🔍 27% Paraclitus autem SpiritusParaclitus autem Spiritus
  57. 🔍 27% Qui perdiderit 1 (Mode 1f-de)Qui perdiderit 1 (Mode 1f-de)
  58. 🔍 27% Miserere mei DeusMiserere mei Deus
  59. 🔍 27% Domine refugiumDomine refugium
  60. 🔍 27% Vidimus stellamVidimus stellam
  61. 🔍 27% Beneplacitum estBeneplacitum est
  62. 🔍 27% Gaudete in DominoGaudete in Domino
  63. 🔍 27% Gaudete in DominoGaudete in Domino
  64. 🔍 27% Stella nobisStella nobis
  65. 🔍 27% Sic venietSic veniet