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% Salve MaterSalve Mater
  2. 🔍 99% Salve MaterSalve Mater
  3. 🔍 88% Salve mater misericordiaeSalve mater misericordiae
  4. 🔍 45% Ad Virginem Dei MatremAd Virginem Dei Matrem
  5. 🔍 38% Tota pulchra es Maria!Tota pulchra es Maria!
  6. 🔍 38% Ave lumenAve lumen
  7. 🔍 37% Ave MaterAve Mater
  8. 🔍 36% Concordi laetitiaConcordi laetitia
  9. 🔍 36% BenedictaBenedicta
  10. 🔍 35% Salve Regina (simple tone)Salve Regina (simple tone)
  11. 🔍 34% Salve materSalve mater
  12. 🔍 34% Salve Regina (in cantu simplici)Salve Regina (in cantu simplici)
  13. 🔍 34% Salve mundiSalve mundi
  14. 🔍 34% Ave Virgo specieiAve Virgo speciei
  15. 🔍 33% Languentibus in PurgatorioLanguentibus in Purgatorio
  16. 🔍 33% MemorareMemorare
  17. 🔍 33% Post partum VirgoPost partum Virgo
  18. 🔍 33% Mittit ad VirginemMittit ad Virginem
  19. 🔍 33% Voce jucunditatisVoce jucunditatis
  20. 🔍 32% Angelus Domini (salutatio angelica)Angelus Domini (salutatio angelica)
  21. 🔍 32% Verbum bonum et suaveVerbum bonum et suave
  22. 🔍 31% Verbum caro factum estVerbum caro factum est
  23. 🔍 31% Concordi laetitiaConcordi laetitia
  24. 🔍 31% Te Deum (Simple tone)Te Deum (Simple tone)
  25. 🔍 31% O Maria Mater pia MaterO Maria Mater pia Mater
  26. 🔍 30% Salve Regina (simple tone)Salve Regina (simple tone)
  27. 🔍 30% Tota pulchra es Maria!Tota pulchra es Maria!
  28. 🔍 30% Ave mundi spes MariaAve mundi spes Maria
  29. 🔍 30% Omnis expertem maculaeOmnis expertem maculae
  30. 🔍 30% In principio creavitIn principio creavit
  31. 🔍 30% Omnis expertemOmnis expertem
  32. 🔍 30% Mariae Virgini LaudesMariae Virgini Laudes
  33. 🔍 30% Virgo Dei GenitrixVirgo Dei Genitrix
  34. 🔍 30% Ave Maria... virgo serenaAve Maria... virgo serena
  35. 🔍 29% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  36. 🔍 29% Omnis expertemOmnis expertem
  37. 🔍 29% Tota pulchra esTota pulchra es
  38. 🔍 29% Alma RedemptorisAlma Redemptoris
  39. 🔍 29% Flos virginumFlos virginum
  40. 🔍 29% Omnis expertemOmnis expertem
  41. 🔍 29% Te Matrem laudamusTe Matrem laudamus
  42. 🔍 29% Ave Regis AngelorumAve Regis Angelorum
  43. 🔍 29% Ave Virgo nobilisAve Virgo nobilis
  44. 🔍 29% Ave plena gratiaeAve plena gratiae
  45. 🔍 29% Christe, vivens hostiaChriste, vivens hostia
  46. 🔍 29% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  47. 🔍 28% O Maria, gratia plenaO Maria, gratia plena
  48. 🔍 28% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  49. 🔍 28% MemorareMemorare
  50. 🔍 28% Salve Regina (simplex)Salve Regina (simplex)
  51. 🔍 28% Veni praecelsa DominaVeni praecelsa Domina
  52. 🔍 28% Eva virumEva virum
  53. 🔍 28% BenedictaBenedicta
  54. 🔍 28% Te DeumTe Deum
  55. 🔍 28% Summi Parentis FilioSummi Parentis Filio
  56. 🔍 28% Passio Domini nostri Jesu Christi secundum Marcum - ANNO BPassio Domini nostri Jesu Christi secundum Marcum - ANNO B
  57. 🔍 28% Te DeumTe Deum
  58. 🔍 28% Salve Regina (tonus simplici)Salve Regina (tonus simplici)
  59. 🔍 28% Virgo parens ChristiVirgo parens Christi
  60. 🔍 28% Gloriosae Matris DeiGloriosae Matris Dei
  61. 🔍 27% Alma Redemptoris (simple tone)Alma Redemptoris (simple tone)
  62. 🔍 27% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  63. 🔍 27% Magnus PaterMagnus Pater
  64. 🔍 27% MemorareMemorare
  65. 🔍 27% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum