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 (Offertorium)Ave Maria (Offertorium)
  2. 🔍 52% Ave MariaAve Maria
  3. 🔍 44% Ave Maria (Offertorium)Ave Maria (Offertorium)
  4. 🔍 31% Ave MariaAve Maria
  5. 🔍 30% Dilectio DeiDilectio Dei
  6. 🔍 30% Lucis creatorLucis creator
  7. 🔍 30% Lucis Creator optimeLucis Creator optime
  8. 🔍 30% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  9. 🔍 30% Regina postquamRegina postquam
  10. 🔍 30% Dilectio DeiDilectio Dei
  11. 🔍 29% Ave MariaAve Maria
  12. 🔍 29% Ave MariaAve Maria
  13. 🔍 29% Aeterne RexAeterne Rex
  14. 🔍 29% Tu ChristeTu Christe
  15. 🔍 29% Ave MariaAve Maria
  16. 🔍 29% Vidi aquamVidi aquam
  17. 🔍 29% Lucis creatorLucis creator
  18. 🔍 29% Ave Maria ... alleluiaAve Maria ... alleluia
  19. 🔍 28% Benedicam DominumBenedicam Dominum
  20. 🔍 28% Benedicta sit sanctaBenedicta sit sancta
  21. 🔍 28% Ave Maria... alleluiaAve Maria... alleluia
  22. 🔍 28% Invocabit meInvocabit me
  23. 🔍 28% Viderunt omnesViderunt omnes
  24. 🔍 28% Benedicta sit sanctaBenedicta sit sancta
  25. 🔍 28% Audi benigne Conditor Audi benigne Conditor
  26. 🔍 27% Viderunt omnesViderunt omnes
  27. 🔍 27% O beata MaterO beata Mater
  28. 🔍 27% Vinea facta estVinea facta est
  29. 🔍 27% Veni Creator SpiritusVeni Creator Spiritus
  30. 🔍 27% Audi benigne conditorAudi benigne conditor
  31. 🔍 27% Beata nobisBeata nobis
  32. 🔍 27% Ego dixi DomineEgo dixi Domine
  33. 🔍 27% Audi Benigne ConditorAudi Benigne Conditor
  34. 🔍 27% Sicut cervusSicut cervus
  35. 🔍 27% Cantate DominoCantate Domino
  36. 🔍 27% Spiritus Domini... praedicareSpiritus Domini... praedicare
  37. 🔍 27% Ave Maria ... allel.Ave Maria ... allel.
  38. 🔍 26% Impleta gaudentImpleta gaudent
  39. 🔍 26% Tu es vasTu es vas
  40. 🔍 26% Cibavit eos... alleluiaCibavit eos... alleluia
  41. 🔍 26% Attende coelumAttende coelum
  42. 🔍 26% O vos unanimesO vos unanimes
  43. 🔍 26% Veni Creator (1983/1934)Veni Creator (1983/1934)
  44. 🔍 26% Sanctorum meritisSanctorum meritis
  45. 🔍 26% Me exspectaveruntMe exspectaverunt
  46. 🔍 26% Ave Maria (Salutatio Angelica)Ave Maria (Salutatio Angelica)
  47. 🔍 26% Invocabit meInvocabit me
  48. 🔍 26% Gaude mater AnnaGaude mater Anna
  49. 🔍 26% Hymnum canentes martyrumHymnum canentes martyrum
  50. 🔍 26% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  51. 🔍 26% Salvos nos facSalvos nos fac
  52. 🔍 26% Rex glorioseRex gloriose
  53. 🔍 26% Vir erat (verses)Vir erat (verses)
  54. 🔍 25% Sancte PauleSancte Paule
  55. 🔍 25% Rex gloriose MartyrumRex gloriose Martyrum
  56. 🔍 25% Eram quasi AgnusEram quasi Agnus
  57. 🔍 25% Terribilis estTerribilis est
  58. 🔍 25% Jam Christus astra ascenderatJam Christus astra ascenderat
  59. 🔍 25% Regis superni nuntiaRegis superni nuntia
  60. 🔍 25% Gentis redemptaeGentis redemptae
  61. 🔍 25% Laudate DominumLaudate Dominum
  62. 🔍 25% Sacerdotes ejusSacerdotes ejus
  63. 🔍 25% Auctor beate saeculiAuctor beate saeculi
  64. 🔍 25% Spiritus... super me... praedicareSpiritus... super me... praedicare
  65. 🔍 25% Cantemus DominoCantemus Domino