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% Dum complerentur diesDum complerentur dies
  2. 🔍 98% Dum complerenturDum complerentur
  3. 🔍 78% Cum complerenturCum complerentur
  4. 🔍 62% Dum complerenturDum complerentur
  5. 🔍 60% Dum complerenturDum complerentur
  6. 🔍 58% Dum complerenturDum complerentur
  7. 🔍 54% Dum complerenturDum complerentur
  8. 🔍 53% Cum complerenturCum complerentur
  9. 🔍 50% Dum complerenturDum complerentur
  10. 🔍 49% Dum complerenturDum complerentur
  11. 🔍 38% Dum complerentur dies Pentecostes alleluiaDum complerentur dies Pentecostes alleluia
  12. 🔍 32% Spiritus Domini replevitSpiritus Domini replevit
  13. 🔍 31% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  14. 🔍 31% Ecce ancilla DominiEcce ancilla Domini
  15. 🔍 31% Repleti sunt omnesRepleti sunt omnes
  16. 🔍 31% Repleti sunt omnesRepleti sunt omnes
  17. 🔍 31% Spiritus Domini replevitSpiritus Domini replevit
  18. 🔍 31% Spiritus Domini replevitSpiritus Domini replevit
  19. 🔍 31% Dum esset rexDum esset rex
  20. 🔍 31% Dum praeliareturDum praeliaretur
  21. 🔍 30% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  22. 🔍 30% Alleluia. (Sund. P. T. at Prime)Alleluia. (Sund. P. T. at Prime)
  23. 🔍 30% Dum complerenturDum complerentur
  24. 🔍 30% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  25. 🔍 30% Omnes de SabaOmnes de Saba
  26. 🔍 30% Euntes in mundum alleluiaEuntes in mundum alleluia
  27. 🔍 30% Omnes sitientesOmnes sitientes
  28. 🔍 29% Alleluia. (Saturday P. T. at Vespers)Alleluia. (Saturday P. T. at Vespers)
  29. 🔍 29% Qui sunt hi sermonesQui sunt hi sermones
  30. 🔍 29% Alleluia. (Friday P. T. at Vespers)Alleluia. (Friday P. T. at Vespers)
  31. 🔍 29% Hodie completi sunt diesHodie completi sunt dies
  32. 🔍 29% Verbum caro factum estVerbum caro factum est
  33. 🔍 29% Alleluia. (Thursday P. T. at Vespers)Alleluia. (Thursday P. T. at Vespers)
  34. 🔍 28% Alleluia. (Sund. P. T. at Sext)Alleluia. (Sund. P. T. at Sext)
  35. 🔍 28% Laudate DeumLaudate Deum
  36. 🔍 28% Alleluia. (Tuesday P. T. at Vespers)Alleluia. (Tuesday P. T. at Vespers)
  37. 🔍 28% Spiritus quiSpiritus qui
  38. 🔍 28% Non invenientes JesumNon invenientes Jesum
  39. 🔍 27% Alleluia. (Monday P. T. at Vespers)Alleluia. (Monday P. T. at Vespers)
  40. 🔍 27% Alleluia. (Wednesday P. T. at Vespers)Alleluia. (Wednesday P. T. at Vespers)
  41. 🔍 27% Dum complerenturDum complerentur
  42. 🔍 27% Loquebantur (Ant.)Loquebantur (Ant.)
  43. 🔍 27% Miserere mihiMiserere mihi
  44. 🔍 27% Exaudi DomineExaudi Domine
  45. 🔍 27% Bene fundata estBene fundata est
  46. 🔍 27% Dum esset summusDum esset summus
  47. 🔍 27% Descendit Jesus cum eis (Ant.)Descendit Jesus cum eis (Ant.)
  48. 🔍 27% Fontes et omniaFontes et omnia
  49. 🔍 27% Fontes et omniaFontes et omnia
  50. 🔍 27% Alleluia. (Sund. P. T. at None)Alleluia. (Sund. P. T. at None)
  51. 🔍 27% Hodie completi suntHodie completi sunt
  52. 🔍 27% Dum tolleret DominusDum tolleret Dominus
  53. 🔍 27% Loquebantur variisLoquebantur variis
  54. 🔍 26% Dum esset summus pontifexDum esset summus pontifex
  55. 🔍 26% Beatam me dicentBeatam me dicent
  56. 🔍 26% Dixit Dominus DominoDixit Dominus Domino
  57. 🔍 26% Post dies octoPost dies octo
  58. 🔍 26% Pacificus vocabiturPacificus vocabitur
  59. 🔍 26% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  60. 🔍 26% Pacificus vocabiturPacificus vocabitur
  61. 🔍 26% Si diligitis meSi diligitis me
  62. 🔍 26% Exaltare DomineExaltare Domine
  63. 🔍 26% Exsultate justiExsultate justi
  64. 🔍 26% Benedicta es tuBenedicta es tu
  65. 🔍 26% Tu DomineTu Domine