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% Omnis expertem maculaeOmnis expertem maculae
  2. 🔍 95% Omnis expertemOmnis expertem
  3. 🔍 90% Omnis expertemOmnis expertem
  4. 🔍 86% Omnis expertemOmnis expertem
  5. 🔍 40% Omnis expertemOmnis expertem
  6. 🔍 37% Te DeumTe Deum
  7. 🔍 37% Post partum VirgoPost partum Virgo
  8. 🔍 37% Te Matrem laudamusTe Matrem laudamus
  9. 🔍 37% Te DeumTe Deum
  10. 🔍 37% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  11. 🔍 37% Miserere (Ps 50)Miserere (Ps 50)
  12. 🔍 36% Te DeumTe Deum
  13. 🔍 36% Te DeumTe Deum
  14. 🔍 36% Sic Patres vitamSic Patres vitam
  15. 🔍 36% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  16. 🔍 36% Exsultet jam AngelicaExsultet jam Angelica
  17. 🔍 36% Veni Redemptor gentiumVeni Redemptor gentium
  18. 🔍 36% Legis sacrataeLegis sacratae
  19. 🔍 36% Jesu Fili summi PatrisJesu Fili summi Patris
  20. 🔍 35% Ave lumenAve lumen
  21. 🔍 34% Alto ex Olympi verticeAlto ex Olympi vertice
  22. 🔍 34% Concito gressuConcito gressu
  23. 🔍 34% Gloria VGloria V
  24. 🔍 34% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  25. 🔍 34% Virginis virgoVirginis virgo
  26. 🔍 33% Credo VIICredo VII
  27. 🔍 33% Felix per omnesFelix per omnes
  28. 🔍 33% Stabat MaterStabat Mater
  29. 🔍 33% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  30. 🔍 33% Ternis horarum (In festis)Ternis horarum (In festis)
  31. 🔍 33% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  32. 🔍 33% Stabat MaterStabat Mater
  33. 🔍 33% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  34. 🔍 33% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  35. 🔍 33% Jesu corona virginumJesu corona virginum
  36. 🔍 33% Deo canamusDeo canamus
  37. 🔍 33% Gloria XIGloria XI
  38. 🔍 33% Ave Virgo nobilisAve Virgo nobilis
  39. 🔍 33% Voce jucunditatisVoce jucunditatis
  40. 🔍 33% Lauda SionLauda Sion
  41. 🔍 33% Grata Virgini MariaeGrata Virgini Mariae
  42. 🔍 33% Veni Redemptor gentiumVeni Redemptor gentium
  43. 🔍 32% Ut queant laxis resonareUt queant laxis resonare
  44. 🔍 32% O vos aethereiO vos aetherei
  45. 🔍 32% MemorareMemorare
  46. 🔍 32% Ad Virginem Dei MatremAd Virginem Dei Matrem
  47. 🔍 32% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  48. 🔍 32% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  49. 🔍 32% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  50. 🔍 32% Te Deum (Solemn tone)Te Deum (Solemn tone)
  51. 🔍 32% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  52. 🔍 32% Gloria IIIGloria III
  53. 🔍 32% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  54. 🔍 32% Exsultet iam angelicaExsultet iam angelica
  55. 🔍 32% Verbum caro factum estVerbum caro factum est
  56. 🔍 32% Sanctitatis nova signaSanctitatis nova signa
  57. 🔍 32% Sanctitatis nova signaSanctitatis nova signa
  58. 🔍 32% O lux salutis nuntiaO lux salutis nuntia
  59. 🔍 32% Ut queant laxisUt queant laxis
  60. 🔍 32% Iste quem laeti colimusIste quem laeti colimus
  61. 🔍 32% Te beata sponsa ChristiTe beata sponsa Christi
  62. 🔍 32% Te Mater almaTe Mater alma
  63. 🔍 32% Virginis proles (III)Virginis proles (III)
  64. 🔍 32% Nomen decusque concinantNomen decusque concinant
  65. 🔍 32% Ternis horarum (In dominicis per annum)Ternis horarum (In dominicis per annum)