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: 2025-12-20. 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% Hodie beata VirgoHodie beata Virgo
  2. 🔍 56% Hodie beata V. M. puerumHodie beata V. M. puerum
  3. 🔍 50% Hodie beata VirgoHodie beata Virgo
  4. 🔍 47% Hodie beataHodie beata
  5. 🔍 29% Hodie beata VirgoHodie beata Virgo
  6. 🔍 28% Responsum accepit (Ant.)Responsum accepit (Ant.)
  7. 🔍 27% O beatum virum cujus animaO beatum virum cujus anima
  8. 🔍 27% Ecce nunc tempusEcce nunc tempus
  9. 🔍 26% Agnus VIIIAgnus VIII
  10. 🔍 26% Agnus VIII (de Missa Solemni Vespertina in Cena Domini)Agnus VIII (de Missa Solemni Vespertina in Cena Domini)
  11. 🔍 25% Beata nimium et Deo nostroBeata nimium et Deo nostro
  12. 🔍 25% Virgo gloriosaVirgo gloriosa
  13. 🔍 24% Cum inducerentCum inducerent
  14. 🔍 24% Hodie Maria Virgo caelosHodie Maria Virgo caelos
  15. 🔍 24% Dignus es DomineDignus es Domine
  16. 🔍 23% Purificatio B. M. V.Purificatio B. M. V.
  17. 🔍 22% Sub tuumSub tuum
  18. 🔍 22% Ecce nunc tempusEcce nunc tempus
  19. 🔍 22% Ecce nuncEcce nunc
  20. 🔍 22% Ego plantaviEgo plantavi
  21. 🔍 21% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  22. 🔍 21% A solis ortus cardineA solis ortus cardine
  23. 🔍 21% Iam lucis orto sidere Iam lucis orto sidere
  24. 🔍 21% Crudelis HerodesCrudelis Herodes
  25. 🔍 21% Cum inducerent puerum JesumCum inducerent puerum Jesum
  26. 🔍 21% Beata Dei Genitrix (O.B.V.M. in Sabb.)Beata Dei Genitrix (O.B.V.M. in Sabb.)
  27. 🔍 21% Homo quidam fecitHomo quidam fecit
  28. 🔍 21% Ista est VirgoIsta est Virgo
  29. 🔍 21% Benedictus Deus qui misitBenedictus Deus qui misit
  30. 🔍 20% Rerum Deus (In Epiphania Domini)Rerum Deus (In Epiphania Domini)
  31. 🔍 20% Nunc Sancte nobis (In Epiphania Domini)Nunc Sancte nobis (In Epiphania Domini)
  32. 🔍 20% Ecce nunc tempusEcce nunc tempus
  33. 🔍 20% Miserere (Ps 50)Miserere (Ps 50)
  34. 🔍 20% Aurea luceAurea luce
  35. 🔍 20% Accipiens SimeonAccipiens Simeon
  36. 🔍 20% Rerum Deus tenax vigorRerum Deus tenax vigor
  37. 🔍 20% Rerum Deus tenax vigorRerum Deus tenax vigor
  38. 🔍 20% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  39. 🔍 20% Rector PotensRector Potens
  40. 🔍 20% Cum inducerent puerumCum inducerent puerum
  41. 🔍 20% MemorareMemorare
  42. 🔍 20% O sola magnarumO sola magnarum
  43. 🔍 20% Rector potens (In Epiphania Domini)Rector potens (In Epiphania Domini)
  44. 🔍 20% Nunc sancte nobis SpiritusNunc sancte nobis Spiritus
  45. 🔍 20% Beata es, Virgo Maria, quaeBeata es, Virgo Maria, quae
  46. 🔍 20% Sub tuum praesidiumSub tuum praesidium
  47. 🔍 19% Beata Mater...Regina mundi intercedeBeata Mater...Regina mundi intercede
  48. 🔍 19% Laetamini cum JerusalemLaetamini cum Jerusalem
  49. 🔍 19% Responsum AccepitResponsum Accepit
  50. 🔍 19% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  51. 🔍 19% Repleti sunt Repleti sunt
  52. 🔍 19% Hodie sacra virgo ScholasticaHodie sacra virgo Scholastica
  53. 🔍 19% Responsum AccepitResponsum Accepit
  54. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  55. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  56. 🔍 19% Beata MaterBeata Mater
  57. 🔍 19% Circumdederunt meCircumdederunt me
  58. 🔍 19% In virtute tuaIn virtute tua
  59. 🔍 19% Suscitavit eam DominusSuscitavit eam Dominus
  60. 🔍 19% Beata es Virgo Maria Dei (Ant)Beata es Virgo Maria Dei (Ant)
  61. 🔍 19% Beata Mater (in Sabbato)Beata Mater (in Sabbato)
  62. 🔍 19% Ad Virginem Dei MatremAd Virginem Dei Matrem
  63. 🔍 19% Adaperiat DominusAdaperiat Dominus
  64. 🔍 19% Beata Mater... Regina mundi intercedeBeata Mater... Regina mundi intercede
  65. 🔍 19% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)