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% Alma Redemptoris (monasticum)Alma Redemptoris (monasticum)
  2. 🔍 71% Alma Redemptoris (tonus simplex)Alma Redemptoris (tonus simplex)
  3. 🔍 63% Alma RedemptorisAlma Redemptoris
  4. 🔍 59% Alma Redemptoris MaterAlma Redemptoris Mater
  5. 🔍 56% Alma RedemptorisAlma Redemptoris
  6. 🔍 56% Alma RedemptorisAlma Redemptoris
  7. 🔍 53% Alma RedemptorisAlma Redemptoris
  8. 🔍 53% Alma RedemptorisAlma Redemptoris
  9. 🔍 53% Alma RedemptorisAlma Redemptoris
  10. 🔍 49% Alma Redemptoris (simple tone)Alma Redemptoris (simple tone)
  11. 🔍 33% Ad te confugimusAd te confugimus
  12. 🔍 30% Sanctorum meritisSanctorum meritis
  13. 🔍 29% Ad te confugimusAd te confugimus
  14. 🔍 28% Ex quo religioEx quo religio
  15. 🔍 27% Veni Creator SpiritusVeni Creator Spiritus
  16. 🔍 27% Exsultet jam AngelicaExsultet jam Angelica
  17. 🔍 27% Veni Creator (1983/1934)Veni Creator (1983/1934)
  18. 🔍 27% Ad cenamAd cenam
  19. 🔍 27% Ex more docti mysticoEx more docti mystico
  20. 🔍 27% Jesu nostra redemptioJesu nostra redemptio
  21. 🔍 27% Ave lumenAve lumen
  22. 🔍 26% Iam ChristusIam Christus
  23. 🔍 26% Te beata sponsa ChristiTe beata sponsa Christi
  24. 🔍 26% Jam Christus astra ascenderatJam Christus astra ascenderat
  25. 🔍 26% Ex more docti mysticoEx more docti mystico
  26. 🔍 26% Beata es Maria quae omnium (t.p.)Beata es Maria quae omnium (t.p.)
  27. 🔍 25% Verbum supernum prodiens aVerbum supernum prodiens a
  28. 🔍 25% O vos unanimesO vos unanimes
  29. 🔍 25% Deus tuorum II Cl.Deus tuorum II Cl.
  30. 🔍 25% Mariae Virgini LaudesMariae Virgini Laudes
  31. 🔍 25% Jam Christus astraJam Christus astra
  32. 🔍 25% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  33. 🔍 25% Verbum supernum prodiens a Verbum supernum prodiens a
  34. 🔍 25% Jam Christus astraJam Christus astra
  35. 🔍 25% O mira caritasO mira caritas
  36. 🔍 25% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  37. 🔍 25% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  38. 🔍 25% Corde natus ex ParentisCorde natus ex Parentis
  39. 🔍 25% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  40. 🔍 25% Precemur omnes cernuiPrecemur omnes cernui
  41. 🔍 24% Veni Creator SpiritusVeni Creator Spiritus
  42. 🔍 24% Legis sacrataeLegis sacratae
  43. 🔍 24% MemorareMemorare
  44. 🔍 24% Veni Redemptor gentiumVeni Redemptor gentium
  45. 🔍 24% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  46. 🔍 24% Dei fideDei fide
  47. 🔍 24% Ex more docti MysticoEx more docti Mystico
  48. 🔍 24% Ave Maria... virgo serenaAve Maria... virgo serena
  49. 🔍 24% Stella caeliStella caeli
  50. 🔍 24% Hei mihi DomineHei mihi Domine
  51. 🔍 24% Flete fidelesFlete fideles
  52. 🔍 24% Lustris sex qui jam peractisLustris sex qui jam peractis
  53. 🔍 24% Venite exsultemus IVVenite exsultemus IV
  54. 🔍 24% En acetumEn acetum
  55. 🔍 24% Praefatio solemnis de sancto Ioanne BaptistaPraefatio solemnis de sancto Ioanne Baptista
  56. 🔍 24% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  57. 🔍 24% Te Matrem laudamusTe Matrem laudamus
  58. 🔍 24% Veni Creator SpiritusVeni Creator Spiritus
  59. 🔍 24% Summi Parentis FilioSummi Parentis Filio
  60. 🔍 24% Exsultet iam angelicaExsultet iam angelica
  61. 🔍 24% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  62. 🔍 24% Gaude Maria Virgo (Resp.)Gaude Maria Virgo (Resp.)
  63. 🔍 24% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  64. 🔍 23% Regis superni nuntiaRegis superni nuntia
  65. 🔍 23% Fortis en praesulFortis en praesul