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 MariaAve Maria
  2. 🔍 69% Ave Maria... et benedictusAve Maria... et benedictus
  3. 🔍 67% Ave Maria... et benedictusAve Maria... et benedictus
  4. 🔍 65% Gaudete in DominoGaudete in Domino
  5. 🔍 47% Ave MariaAve Maria
  6. 🔍 42% Ave Maria... et benedictusAve Maria... et benedictus
  7. 🔍 40% Ave Maria... benedictusAve Maria... benedictus
  8. 🔍 38% Ave Maria... et benedictusAve Maria... et benedictus
  9. 🔍 37% Ave Maria ... et benedictusAve Maria ... et benedictus
  10. 🔍 37% Ave Maria... et benedictusAve Maria... et benedictus
  11. 🔍 37% Ave Maria (rhythmic signs)Ave Maria (rhythmic signs)
  12. 🔍 37% Ave Maria ... et benedictusAve Maria ... et benedictus
  13. 🔍 25% Ad Virginem Dei MatremAd Virginem Dei Matrem
  14. 🔍 25% Benedicta tu in mulieribusBenedicta tu in mulieribus
  15. 🔍 24% Ave MariaAve Maria
  16. 🔍 24% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  17. 🔍 23% Ave Maria (R. Br.)Ave Maria (R. Br.)
  18. 🔍 23% Benedicta tu in mulieribusBenedicta tu in mulieribus
  19. 🔍 23% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  20. 🔍 22% Ave Maria ... alleluiaAve Maria ... alleluia
  21. 🔍 21% Ave MariaAve Maria
  22. 🔍 21% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  23. 🔍 21% O beata MaterO beata Mater
  24. 🔍 20% Judica me DeusJudica me Deus
  25. 🔍 20% Ave MariaAve Maria
  26. 🔍 20% Ave Maria (English, with verses)Ave Maria (English, with verses)
  27. 🔍 20% Benedicta tu in mulieribusBenedicta tu in mulieribus
  28. 🔍 20% Ave MariaAve Maria
  29. 🔍 20% Ave MariaAve Maria
  30. 🔍 20% Ave MariaAve Maria
  31. 🔍 20% Ave MariaAve Maria
  32. 🔍 20% Benedicta tu in mulieribusBenedicta tu in mulieribus
  33. 🔍 19% Ave Maria... alleluiaAve Maria... alleluia
  34. 🔍 19% Ave MariaAve Maria
  35. 🔍 19% Te MartyrumTe Martyrum
  36. 🔍 19% Ave Maria ... allel.Ave Maria ... allel.
  37. 🔍 19% Ave MariaAve Maria
  38. 🔍 18% Factus est DominusFactus est Dominus
  39. 🔍 18% Ave Maria (R. Br. Tonus Solemnis T.P.)Ave Maria (R. Br. Tonus Solemnis T.P.)
  40. 🔍 18% Benedicta tu inter mulieresBenedicta tu inter mulieres
  41. 🔍 18% Te gloriosusTe gloriosus
  42. 🔍 18% Ave Virgo MariaAve Virgo Maria
  43. 🔍 18% Ave Maria... tecumAve Maria... tecum
  44. 🔍 18% Benedicta tu in mulieribusBenedicta tu in mulieribus
  45. 🔍 18% Ecce Dominus venietEcce Dominus veniet
  46. 🔍 17% Benedicta tu inBenedicta tu in
  47. 🔍 17% Isti sunt qui veneruntIsti sunt qui venerunt
  48. 🔍 17% Nos autemNos autem
  49. 🔍 17% Ave Maria (R.br.)Ave Maria (R.br.)
  50. 🔍 17% Ave gratia plenaAve gratia plena
  51. 🔍 17% DesideriumDesiderium
  52. 🔍 17% Dominus dixitDominus dixit
  53. 🔍 17% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  54. 🔍 17% Gabriel Angelus... AveGabriel Angelus... Ave
  55. 🔍 17% Gabriel Angelus... Ave.Gabriel Angelus... Ave.
  56. 🔍 17% Non derelinquetNon derelinquet
  57. 🔍 17% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  58. 🔍 17% Exite de medioExite de medio
  59. 🔍 17% Gloria VGloria V
  60. 🔍 17% ExsultavitExsultavit
  61. 🔍 17% Assumpta estAssumpta est
  62. 🔍 17% Ave Maria (Resp. br. in T.P.))Ave Maria (Resp. br. in T.P.))
  63. 🔍 17% Domine, ne longeDomine, ne longe
  64. 🔍 17% Benedicta tu inter mulieresBenedicta tu inter mulieres
  65. 🔍 17% Benedicta tu inter mulieresBenedicta tu inter mulieres