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% Ave Maria... et benedictusAve Maria... et benedictus
  2. 🔍 53% Ave Maria... benedictusAve Maria... benedictus
  3. 🔍 49% Ave Maria... et benedictusAve Maria... et benedictus
  4. 🔍 49% Ave Maria... et benedictusAve Maria... et benedictus
  5. 🔍 43% Ave Maria ... et benedictusAve Maria ... et benedictus
  6. 🔍 42% Ave Maria ... et benedictusAve Maria ... et benedictus
  7. 🔍 42% Ave MariaAve Maria
  8. 🔍 37% Ave MariaAve Maria
  9. 🔍 37% Gaudete in DominoGaudete in Domino
  10. 🔍 35% Ave Maria... et benedictusAve Maria... et benedictus
  11. 🔍 33% Ave Maria (rhythmic signs)Ave Maria (rhythmic signs)
  12. 🔍 33% Isti sunt qui veneruntIsti sunt qui venerunt
  13. 🔍 31% Beata es VirgoBeata es Virgo
  14. 🔍 28% Ave Maria... et benedictusAve Maria... et benedictus
  15. 🔍 27% Angelus Domini descenditAngelus Domini descendit
  16. 🔍 25% Ad Virginem Dei MatremAd Virginem Dei Matrem
  17. 🔍 24% Benedicta tu in mulieribusBenedicta tu in mulieribus
  18. 🔍 24% Te MartyrumTe Martyrum
  19. 🔍 24% Ave Maria (R. Br.)Ave Maria (R. Br.)
  20. 🔍 23% Ab ortu solisAb ortu solis
  21. 🔍 23% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  22. 🔍 23% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  23. 🔍 23% Ave Maria ... alleluiaAve Maria ... alleluia
  24. 🔍 22% Ave MariaAve Maria
  25. 🔍 22% Factus es spes meaFactus es spes mea
  26. 🔍 22% DesideriumDesiderium
  27. 🔍 22% Benedicta tu in mulieribusBenedicta tu in mulieribus
  28. 🔍 22% Ave MariaAve Maria
  29. 🔍 22% Ave gratia plenaAve gratia plena
  30. 🔍 21% Valde mirabilisValde mirabilis
  31. 🔍 21% Deus misereaturDeus misereatur
  32. 🔍 21% Laudate... omnes gentesLaudate... omnes gentes
  33. 🔍 21% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  34. 🔍 21% Posuisti Domine (Off.)Posuisti Domine (Off.)
  35. 🔍 21% O beata MaterO beata Mater
  36. 🔍 21% Salve MaterSalve Mater
  37. 🔍 20% ModicumModicum
  38. 🔍 20% Ave MariaAve Maria
  39. 🔍 20% Ave MariaAve Maria
  40. 🔍 20% Ave MariaAve Maria
  41. 🔍 20% Ad te levaviAd te levavi
  42. 🔍 20% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  43. 🔍 20% Ave gratia plenaAve gratia plena
  44. 🔍 20% Ave Maria (Resp. br. in T.P.))Ave Maria (Resp. br. in T.P.))
  45. 🔍 20% AdeamusAdeamus
  46. 🔍 20% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  47. 🔍 20% Ave MariaAve Maria
  48. 🔍 20% Ave Maria (R. Br. T.P.)Ave Maria (R. Br. T.P.)
  49. 🔍 20% Ave Maria... alleluiaAve Maria... alleluia
  50. 🔍 20% Ave Maria (R. Br. Tonus Solemnis T.P.)Ave Maria (R. Br. Tonus Solemnis T.P.)
  51. 🔍 20% Ave Maria ... allel.Ave Maria ... allel.
  52. 🔍 20% Ave MariaAve Maria
  53. 🔍 20% Benedicta tu in mulieribusBenedicta tu in mulieribus
  54. 🔍 20% AccipiteAccipite
  55. 🔍 20% Repleatur os meumRepleatur os meum
  56. 🔍 20% Sancte MichaelSancte Michael
  57. 🔍 19% Ave MariaAve Maria
  58. 🔍 19% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  59. 🔍 19% Hodie MariaHodie Maria
  60. 🔍 19% Nunc ergoNunc ergo
  61. 🔍 19% Beata esBeata es
  62. 🔍 19% Domine Deus... vidi cumDomine Deus... vidi cum
  63. 🔍 19% Exsurge... non praevaleatExsurge... non praevaleat
  64. 🔍 19% MagnificatMagnificat
  65. 🔍 19% AdducenturAdducentur