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% O OriensO Oriens
  2. 🔍 86% O Oriens splendorO Oriens splendor
  3. 🔍 59% O OriensO Oriens
  4. 🔍 57% O Oriens splendor lucisO Oriens splendor lucis
  5. 🔍 55% O Clavis DavidO Clavis David
  6. 🔍 53% O Rex gentiumO Rex gentium
  7. 🔍 48% O OriensO Oriens
  8. 🔍 48% O OriensO Oriens
  9. 🔍 47% O clavis DavidO clavis David
  10. 🔍 46% O OriensO Oriens
  11. 🔍 44% O Doctor optimeO Doctor optime
  12. 🔍 44% O EmmanuelO Emmanuel
  13. 🔍 42% O OriensO Oriens
  14. 🔍 41% O radix JesseO radix Jesse
  15. 🔍 40% O SapientiaO Sapientia
  16. 🔍 40% O SapientiaO Sapientia
  17. 🔍 38% O Rex gentiumO Rex gentium
  18. 🔍 37% Genuit puerpera RegemGenuit puerpera Regem
  19. 🔍 36% O AdonaiO Adonai
  20. 🔍 35% O Virgo virginumO Virgo virginum
  21. 🔍 34% O clavis David et sceptrumO clavis David et sceptrum
  22. 🔍 34% O mundi DominaO mundi Domina
  23. 🔍 32% Maternitas tuaMaternitas tua
  24. 🔍 31% Candor est lucis aeternae (Ant.)Candor est lucis aeternae (Ant.)
  25. 🔍 31% Beatus AndreasBeatus Andreas
  26. 🔍 31% Ne timeasNe timeas
  27. 🔍 30% O EmmanuelO Emmanuel
  28. 🔍 30% Exortum est (Christmas)Exortum est (Christmas)
  29. 🔍 30% O Rex gloriaeO Rex gloriae
  30. 🔍 30% Ne timeas... alleluiaNe timeas... alleluia
  31. 🔍 30% Illumina Domine (II)Illumina Domine (II)
  32. 🔍 30% Beatus Andreas orabatBeatus Andreas orabat
  33. 🔍 30% Illumina Domine sedentesIllumina Domine sedentes
  34. 🔍 29% Triduanas a DominoTriduanas a Domino
  35. 🔍 29% Magna opera DominiMagna opera Domini
  36. 🔍 29% O SapientiaO Sapientia
  37. 🔍 29% O AdonaiO Adonai
  38. 🔍 28% Usque modoUsque modo
  39. 🔍 28% Candor lucis aeternaeCandor lucis aeternae
  40. 🔍 28% O radix JesseO radix Jesse
  41. 🔍 28% Si quis diligit meSi quis diligit me
  42. 🔍 28% Si quis diligit meSi quis diligit me
  43. 🔍 28% Juravit DominusJuravit Dominus
  44. 🔍 28% Genuit puerpera regemGenuit puerpera regem
  45. 🔍 28% Lucia virgoLucia virgo
  46. 🔍 28% Et dicebantEt dicebant
  47. 🔍 28% O clavis DavidO clavis David
  48. 🔍 28% Christus JesusChristus Jesus
  49. 🔍 28% Fecit tibi magnaFecit tibi magna
  50. 🔍 27% Miserere mihiMiserere mihi
  51. 🔍 27% Dixit Dominus ad NoeDixit Dominus ad Noe
  52. 🔍 27% Lapides torrentesLapides torrentes
  53. 🔍 27% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  54. 🔍 27% Laus Deo PatriLaus Deo Patri
  55. 🔍 27% Est secretumEst secretum
  56. 🔍 27% Similabo eumSimilabo eum
  57. 🔍 27% Veni sponsa Christi (I Vesperis)Veni sponsa Christi (I Vesperis)
  58. 🔍 27% Ecce vir OriensEcce vir Oriens
  59. 🔍 27% Ecce vir OriensEcce vir Oriens
  60. 🔍 27% Serve boneServe bone
  61. 🔍 27% In caelestibus regnis... alleluiaIn caelestibus regnis... alleluia
  62. 🔍 27% Dixit autem dominusDixit autem dominus
  63. 🔍 26% Adjutorium nostrumAdjutorium nostrum
  64. 🔍 26% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  65. 🔍 26% Benedicta filiaBenedicta filia