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% PosueruntPosuerunt
  2. 🔍 67% PosueruntPosuerunt
  3. 🔍 60% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  4. 🔍 36% ConfundanturConfundantur
  5. 🔍 29% Beata es Maria quae omnium (t.p.)Beata es Maria quae omnium (t.p.)
  6. 🔍 29% Vindica DomineVindica Domine
  7. 🔍 28% Beata visceraBeata viscera
  8. 🔍 28% Deus tuorum II Cl.Deus tuorum II Cl.
  9. 🔍 28% Florete... et dateFlorete... et date
  10. 🔍 28% Tu Domine qui misistiTu Domine qui misisti
  11. 🔍 28% Exsultet caelum (III)Exsultet caelum (III)
  12. 🔍 27% Immutemur habituImmutemur habitu
  13. 🔍 27% Ad cenamAd cenam
  14. 🔍 26% Jam Christus astraJam Christus astra
  15. 🔍 26% Confitebor tibi... in totoConfitebor tibi... in toto
  16. 🔍 26% Intret in conspectuIntret in conspectu
  17. 🔍 26% ConfundanturConfundantur
  18. 🔍 26% Gaude Maria VirgoGaude Maria Virgo
  19. 🔍 26% Alleluia nomen bonum (Resp.)Alleluia nomen bonum (Resp.)
  20. 🔍 26% Iste confessor (III)Iste confessor (III)
  21. 🔍 26% Iam ChristusIam Christus
  22. 🔍 25% Aeterna imago AltissimiAeterna imago Altissimi
  23. 🔍 25% Audi Domine hymnumAudi Domine hymnum
  24. 🔍 25% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  25. 🔍 25% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  26. 🔍 25% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  27. 🔍 25% Felices sensusFelices sensus
  28. 🔍 25% Audi Domine hymnumAudi Domine hymnum
  29. 🔍 24% Descendit JesusDescendit Jesus
  30. 🔍 24% PrincipesPrincipes
  31. 🔍 24% Te beata sponsa ChristiTe beata sponsa Christi
  32. 🔍 24% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  33. 🔍 24% Haec hora (Pentecostes)Haec hora (Pentecostes)
  34. 🔍 24% Venite servi (Pentecostes)Venite servi (Pentecostes)
  35. 🔍 24% Domine Deus propitius (Resp.)Domine Deus propitius (Resp.)
  36. 🔍 24% Jam lucis orto sidere (In Pentecoste)Jam lucis orto sidere (In Pentecoste)
  37. 🔍 24% Jam Christus astraJam Christus astra
  38. 🔍 24% Aeterne Rex altissimeAeterne Rex altissime
  39. 🔍 24% Domine ne in ira tuaDomine ne in ira tua
  40. 🔍 24% Virginis proles (III)Virginis proles (III)
  41. 🔍 24% Rector potens verax Deus (In Pentecoste)Rector potens verax Deus (In Pentecoste)
  42. 🔍 24% Numquid scisNumquid scis
  43. 🔍 24% Ex more docti mysticoEx more docti mystico
  44. 🔍 24% Vexilla Christus inclytaVexilla Christus inclyta
  45. 🔍 23% Multiplicata suntMultiplicata sunt
  46. 🔍 23% Gaude Maria VirgoGaude Maria Virgo
  47. 🔍 23% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  48. 🔍 23% Cum inducerent puerum Jesum (Resp.)Cum inducerent puerum Jesum (Resp.)
  49. 🔍 23% Rerum Deus tenax vigor (In Pentecoste)Rerum Deus tenax vigor (In Pentecoste)
  50. 🔍 23% Dum novus hic MoysesDum novus hic Moyses
  51. 🔍 23% Beata es Maria quae omniumBeata es Maria quae omnium
  52. 🔍 23% Tibi Christe splendor PatrisTibi Christe splendor Patris
  53. 🔍 23% Confirmatum est (Resp.)Confirmatum est (Resp.)
  54. 🔍 23% In toto corde tuoIn toto corde tuo
  55. 🔍 23% Iste Confessorum Domini (in Feriis secundis)Iste Confessorum Domini (in Feriis secundis)
  56. 🔍 23% Corde natus ex ParentisCorde natus ex Parentis
  57. 🔍 23% Aspice Domine de sedeAspice Domine de sede
  58. 🔍 23% Verbum supernumVerbum supernum
  59. 🔍 23% In potentiaIn potentia
  60. 🔍 23% Congregati sunt inimici nostriCongregati sunt inimici nostri
  61. 🔍 23% Te lucis ante terminum (In Pentecoste)Te lucis ante terminum (In Pentecoste)
  62. 🔍 22% Sancta et immaculataSancta et immaculata
  63. 🔍 22% Veni Creator SpiritusVeni Creator Spiritus
  64. 🔍 22% Rector potens (In Pentecoste)Rector potens (In Pentecoste)
  65. 🔍 22% A solis ortusA solis ortus