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% Magister scimus quia verax esMagister scimus quia verax es
  2. 🔍 74% Magister scimus quia verax esMagister scimus quia verax es
  3. 🔍 68% Magister scimus quia verax esMagister scimus quia verax es
  4. 🔍 59% Magister scimus quia verax esMagister scimus quia verax es
  5. 🔍 48% Magister scimusMagister scimus
  6. 🔍 33% Magister quod estMagister quod est
  7. 🔍 32% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  8. 🔍 30% Dicebat enimDicebat enim
  9. 🔍 30% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  10. 🔍 30% Magister quid faciendoMagister quid faciendo
  11. 🔍 30% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  12. 🔍 30% Alleluia. (Sund. P. T. at Prime)Alleluia. (Sund. P. T. at Prime)
  13. 🔍 30% Alleluia. (Saturday P. T. at Vespers)Alleluia. (Saturday P. T. at Vespers)
  14. 🔍 30% Scitote quia propeScitote quia prope
  15. 🔍 29% Scitote quia DominusScitote quia Dominus
  16. 🔍 29% Spiritus Domini replevitSpiritus Domini replevit
  17. 🔍 29% Alleluia LaudateAlleluia Laudate
  18. 🔍 29% Alleluia. (Thursday P. T. at Vespers)Alleluia. (Thursday P. T. at Vespers)
  19. 🔍 28% Benedicta es tuBenedicta es tu
  20. 🔍 28% Tu es qui venturus es DomineTu es qui venturus es Domine
  21. 🔍 28% Alleluia. (Sund. P. T. at Sext)Alleluia. (Sund. P. T. at Sext)
  22. 🔍 28% Magister dicitMagister dicit
  23. 🔍 28% Quia vidisti meQuia vidisti me
  24. 🔍 28% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  25. 🔍 28% Spiritus Domini replevitSpiritus Domini replevit
  26. 🔍 28% Alleluia. (Tuesday P. T. at Vespers)Alleluia. (Tuesday P. T. at Vespers)
  27. 🔍 28% Dum esset rexDum esset rex
  28. 🔍 28% Omnes autem vosOmnes autem vos
  29. 🔍 28% Gloria in excelsisGloria in excelsis
  30. 🔍 28% Spiritus Domini replevitSpiritus Domini replevit
  31. 🔍 28% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  32. 🔍 28% Alleluia. (Friday P. T. at Vespers)Alleluia. (Friday P. T. at Vespers)
  33. 🔍 28% Spiritus quiSpiritus qui
  34. 🔍 27% Domus meaDomus mea
  35. 🔍 27% Scitote quia propeScitote quia prope
  36. 🔍 27% Confitemini Domino quia (Antiphona)Confitemini Domino quia (Antiphona)
  37. 🔍 27% Domine non est exaltatumDomine non est exaltatum
  38. 🔍 27% Domine Deus meusDomine Deus meus
  39. 🔍 27% Miserere mihiMiserere mihi
  40. 🔍 27% Reddite ergoReddite ergo
  41. 🔍 27% Dominum DeumDominum Deum
  42. 🔍 27% Deus autem nosterDeus autem noster
  43. 🔍 27% In caelestibus regnis... alleluiaIn caelestibus regnis... alleluia
  44. 🔍 27% Tu DomineTu Domine
  45. 🔍 26% Hodie scietisHodie scietis
  46. 🔍 26% Dabo in SionDabo in Sion
  47. 🔍 26% Fecit mihi magnaFecit mihi magna
  48. 🔍 26% Alleluia. (Sund. P. T. at None)Alleluia. (Sund. P. T. at None)
  49. 🔍 26% Clamavi et DominusClamavi et Dominus
  50. 🔍 26% Alleluia deduc me. (Sundays throughout the year at Terce)Alleluia deduc me. (Sundays throughout the year at Terce)
  51. 🔍 26% Dominus judexDominus judex
  52. 🔍 26% Montes et collesMontes et colles
  53. 🔍 26% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  54. 🔍 26% Salvum me facSalvum me fac
  55. 🔍 26% Dixit Dominus DominoDixit Dominus Domino
  56. 🔍 26% Sancti et justiSancti et justi
  57. 🔍 26% Exaltare DomineExaltare Domine
  58. 🔍 26% Voce meaVoce mea
  59. 🔍 26% Benedictus es in firmamentoBenedictus es in firmamento
  60. 🔍 26% Alleluia tuus sum ego. (Sundays throughout the year at Sext)Alleluia tuus sum ego. (Sundays throughout the year at Sext)
  61. 🔍 26% Dominus judex nosterDominus judex noster
  62. 🔍 25% Sancte Paule ApostoleSancte Paule Apostole
  63. 🔍 25% Veni electa meaVeni electa mea
  64. 🔍 25% Exsultate justiExsultate justi
  65. 🔍 25% Magister quid faciendoMagister quid faciendo