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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Peccatricem qui solvistiPeccatricem qui solvisti
  2. πŸ” 82% Dies irae, ad Vesperas, Peccatricem qui solvisti Dies irae, ad Vesperas, Peccatricem qui solvisti
  3. πŸ” 62% Dies iraeDies irae
  4. πŸ” 61% Dies iraeDies irae
  5. πŸ” 49% Quid sumQuid sum
  6. πŸ” 46% Dies irae, ad Laudes Quid sum miser...Dies irae, ad Laudes Quid sum miser...
  7. πŸ” 43% Dies irae, Ad Officium Lectionis Heb. XXXIVDies irae, Ad Officium Lectionis Heb. XXXIV
  8. πŸ” 35% Dies iraeDies irae
  9. πŸ” 30% Miserere (Ps 50)Miserere (Ps 50)
  10. πŸ” 29% Angularis fundamentumAngularis fundamentum
  11. πŸ” 29% Miserere mei... secundumMiserere mei... secundum
  12. πŸ” 29% Exsultet iam angelicaExsultet iam angelica
  13. πŸ” 28% Angularis fundamentumAngularis fundamentum
  14. πŸ” 28% Exsultet orbis gaudiisExsultet orbis gaudiis
  15. πŸ” 28% Caelitum IosephCaelitum Ioseph
  16. πŸ” 28% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  17. πŸ” 27% Exsultet orbis gaudiisExsultet orbis gaudiis
  18. πŸ” 27% Caelitum JosephCaelitum Joseph
  19. πŸ” 27% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  20. πŸ” 27% Salvete Christi vulneraSalvete Christi vulnera
  21. πŸ” 27% Exsultet jam AngelicaExsultet jam Angelica
  22. πŸ” 26% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  23. πŸ” 26% Rex summe regumRex summe regum
  24. πŸ” 26% Adoro te devoteAdoro te devote
  25. πŸ” 26% Qui luce splendesQui luce splendes
  26. πŸ” 26% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  27. πŸ” 26% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  28. πŸ” 26% Vexilla Regis (Tempore Passionis)Vexilla Regis (Tempore Passionis)
  29. πŸ” 26% Rerum Deus fonsRerum Deus fons
  30. πŸ” 26% Beate Pastor PetreBeate Pastor Petre
  31. πŸ” 26% O lux beata Trinitas (hiemalis)O lux beata Trinitas (hiemalis)
  32. πŸ” 26% Qui luce splendesQui luce splendes
  33. πŸ” 26% Ante diem festum PaschaeAnte diem festum Paschae
  34. πŸ” 26% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  35. πŸ” 26% Vexilla Regis (Inventio Sanctae Crucis)Vexilla Regis (Inventio Sanctae Crucis)
  36. πŸ” 26% Vexilla Regis prodeuntVexilla Regis prodeunt
  37. πŸ” 26% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  38. πŸ” 26% Decora lux aeternitatisDecora lux aeternitatis
  39. πŸ” 26% Beate Pastor PetreBeate Pastor Petre
  40. πŸ” 25% Vexilla Regis prodeuntVexilla Regis prodeunt
  41. πŸ” 25% Decora lux aeternitatisDecora lux aeternitatis
  42. πŸ” 25% Vexilla Regis prodeuntVexilla Regis prodeunt
  43. πŸ” 25% In Francisci filioIn Francisci filio
  44. πŸ” 25% Vexilla Regis (Exaltatio Sanctae Crucis)Vexilla Regis (Exaltatio Sanctae Crucis)
  45. πŸ” 25% Urbs Ierusalem beataUrbs Ierusalem beata
  46. πŸ” 25% Christe qui splendor et dies (in sollemnitatibus)Christe qui splendor et dies (in sollemnitatibus)
  47. πŸ” 25% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  48. πŸ” 25% Beate Pastor PetreBeate Pastor Petre
  49. πŸ” 25% Candor aeternaeCandor aeternae
  50. πŸ” 25% Legis sacrataeLegis sacratae
  51. πŸ” 25% In regenerationeIn regeneratione
  52. πŸ” 25% Passio Domini nostri Jesu Christi secundum Marcum - ANNO BPassio Domini nostri Jesu Christi secundum Marcum - ANNO B
  53. πŸ” 25% Stabat MaterStabat Mater
  54. πŸ” 25% Te nostra laetisTe nostra laetis
  55. πŸ” 25% Gemma caelestisGemma caelestis
  56. πŸ” 25% Lauda Mater... laudaLauda Mater... lauda
  57. πŸ” 24% Iste Confessor (Conf Pont in Duplicibus Majoribus)Iste Confessor (Conf Pont in Duplicibus Majoribus)
  58. πŸ” 24% Laudes Crucis AttollamusLaudes Crucis Attollamus
  59. πŸ” 24% Praeclara qua tu gloriaPraeclara qua tu gloria
  60. πŸ” 24% Urbs Jerusalem beataUrbs Jerusalem beata
  61. πŸ” 24% Relucens inter principesRelucens inter principes
  62. πŸ” 24% Te gentesTe gentes
  63. πŸ” 24% Rector Γ¦tΓ©rniRector Γ¦tΓ©rni
  64. πŸ” 24% Gemma cΓ¦lestisGemma cΓ¦lestis
  65. πŸ” 24% Ave Regis AngelorumAve Regis Angelorum