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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Occurunt turbaeOccurunt turbae
  2. πŸ” 71% Occurrunt turbaeOccurrunt turbae
  3. πŸ” 66% Occurrunt turbaeOccurrunt turbae
  4. πŸ” 32% Hostis HerodesHostis Herodes
  5. πŸ” 30% Veni Redemptor gentiumVeni Redemptor gentium
  6. πŸ” 30% Te virginumTe virginum
  7. πŸ” 29% Aeterne Rex altissimeAeterne Rex altissime
  8. πŸ” 29% Credo VIICredo VII
  9. πŸ” 29% Te dicimus praeconio intacta materTe dicimus praeconio intacta mater
  10. πŸ” 28% In monte olivisIn monte olivis
  11. πŸ” 28% Gloria laudisGloria laudis
  12. πŸ” 28% Verbum supernumVerbum supernum
  13. πŸ” 28% O gloriosa Virginum Regina formosissimaO gloriosa Virginum Regina formosissima
  14. πŸ” 27% O Prima VirgoO Prima Virgo
  15. πŸ” 27% In monte olivisIn monte olivis
  16. πŸ” 27% Dignus est AgnusDignus est Agnus
  17. πŸ” 27% Dignus est AgnusDignus est Agnus
  18. πŸ” 27% Te gestientem gaudiisTe gestientem gaudiis
  19. πŸ” 27% O lux et decusO lux et decus
  20. πŸ” 27% Memento rerum CΓ³nditorMemento rerum CΓ³nditor
  21. πŸ” 27% Te gestientem gaudiisTe gestientem gaudiis
  22. πŸ” 27% Quem terra pontus aetheraQuem terra pontus aethera
  23. πŸ” 27% O gloriosa VirginumO gloriosa Virginum
  24. πŸ” 27% O gloriosa VirginumO gloriosa Virginum
  25. πŸ” 27% A solis ortusA solis ortus
  26. πŸ” 27% O gloriosa DominaO gloriosa Domina
  27. πŸ” 27% Dignus est AgnusDignus est Agnus
  28. πŸ” 27% Praeclara custos VirginumPraeclara custos Virginum
  29. πŸ” 27% Aurora soli praeviaAurora soli praevia
  30. πŸ” 27% O prima Virgo proditaO prima Virgo prodita
  31. πŸ” 27% Quem terra pontus sideraQuem terra pontus sidera
  32. πŸ” 27% Jam lucis orto sidere (In festis BMV)Jam lucis orto sidere (In festis BMV)
  33. πŸ” 26% Crudelis HerodesCrudelis Herodes
  34. πŸ” 26% Memento salutis AuctorMemento salutis Auctor
  35. πŸ” 26% Memento rerum conditorMemento rerum conditor
  36. πŸ” 26% Te Mater alma NuminisTe Mater alma Numinis
  37. πŸ” 26% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  38. πŸ” 26% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  39. πŸ” 26% Gloriose PaterGloriose Pater
  40. πŸ” 26% Caelestis aulae NuntiusCaelestis aulae Nuntius
  41. πŸ” 26% Salvete Christi vulneraSalvete Christi vulnera
  42. πŸ” 26% Te lucis ante terminum (In Festis et Oct. B. M. V.)Te lucis ante terminum (In Festis et Oct. B. M. V.)
  43. πŸ” 26% Sancti tuiSancti tui
  44. πŸ” 26% Qui nos filiiQui nos filii
  45. πŸ” 26% Elegit... virumElegit... virum
  46. πŸ” 25% Jam morte victorJam morte victor
  47. πŸ” 25% Magi videntes parvulumMagi videntes parvulum
  48. πŸ” 25% Deus tuorum militumDeus tuorum militum
  49. πŸ” 25% O gloriosa virginumO gloriosa virginum
  50. πŸ” 25% Deus tuorum militumDeus tuorum militum
  51. πŸ” 25% Deus tuorum militumDeus tuorum militum
  52. πŸ” 25% Aeterne Rex altissimeAeterne Rex altissime
  53. πŸ” 25% Deus tuorum militumDeus tuorum militum
  54. πŸ” 25% Deus tuorum militumDeus tuorum militum
  55. πŸ” 25% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  56. πŸ” 25% Memento rerum conditorMemento rerum conditor
  57. πŸ” 25% Crudelis HerodesCrudelis Herodes
  58. πŸ” 25% Cum sanctificatusCum sanctificatus
  59. πŸ” 25% Caelestis aulae nuntiusCaelestis aulae nuntius
  60. πŸ” 25% Jam morte victor obrutaJam morte victor obruta
  61. πŸ” 25% O solaO sola
  62. πŸ” 25% Si iniquitates (Intr)Si iniquitates (Intr)
  63. πŸ” 25% Quem terra pontus sideraQuem terra pontus sidera
  64. πŸ” 25% Crudelis Herodes DeumCrudelis Herodes Deum
  65. πŸ” 25% Dum mediumDum medium