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% Illuminare illuminare JerusalemIlluminare illuminare Jerusalem
  2. 🔍 57% Illuminare illuminare JerusalemIlluminare illuminare Jerusalem
  3. 🔍 45% Illuminare illuminare JerusalemIlluminare illuminare Jerusalem
  4. 🔍 41% Illuminare illuminare Jerusalem (Resp.)Illuminare illuminare Jerusalem (Resp.)
  5. 🔍 41% Hodie nobis caelorumHodie nobis caelorum
  6. 🔍 37% Illuminare illuminare JerusalemIlluminare illuminare Jerusalem
  7. 🔍 34% CaligaveruntCaligaverunt
  8. 🔍 33% Surge illuminareSurge illuminare
  9. 🔍 33% PlangePlange
  10. 🔍 31% Fidelis servus et prudens (Resp.)Fidelis servus et prudens (Resp.)
  11. 🔍 31% Ecce vicit leoEcce vicit leo
  12. 🔍 30% Ecce vidimus Ecce vidimus
  13. 🔍 30% JerusalemJerusalem
  14. 🔍 30% ExsultabitExsultabit
  15. 🔍 30% Repleti sunt omnesRepleti sunt omnes
  16. 🔍 30% Unus panisUnus panis
  17. 🔍 29% Justi decantaveruntJusti decantaverunt
  18. 🔍 29% Jerusalem surge et exue teJerusalem surge et exue te
  19. 🔍 29% Sacerdotes SionSacerdotes Sion
  20. 🔍 29% Domine in lumineDomine in lumine
  21. 🔍 29% Qui ambulatQui ambulat
  22. 🔍 28% Hodie nobis caelorumHodie nobis caelorum
  23. 🔍 28% Immolabit haedumImmolabit haedum
  24. 🔍 28% Duo SeraphimDuo Seraphim
  25. 🔍 28% Egredimini et videte filiae Sion (Intr.)Egredimini et videte filiae Sion (Intr.)
  26. 🔍 28% Anima... sicut passerAnima... sicut passer
  27. 🔍 28% Fac mecum DomineFac mecum Domine
  28. 🔍 27% Sicut dilexit meSicut dilexit me
  29. 🔍 27% Gloria laudis resonetGloria laudis resonet
  30. 🔍 27% Ad DominumAd Dominum
  31. 🔍 27% Vir erat (verses, rhythmic signs)Vir erat (verses, rhythmic signs)
  32. 🔍 27% Ego dixi Domine IIEgo dixi Domine II
  33. 🔍 27% Beata Dei GenitrixBeata Dei Genitrix
  34. 🔍 27% Quem vidistisQuem vidistis
  35. 🔍 27% In paradisumIn paradisum
  36. 🔍 27% Tecum principiumTecum principium
  37. 🔍 27% Pacifice loquebanturPacifice loquebantur
  38. 🔍 27% Deus in loco sanctoDeus in loco sancto
  39. 🔍 27% Quadraginta dies et noctes (Resp.)Quadraginta dies et noctes (Resp.)
  40. 🔍 27% Benedic anima meaBenedic anima mea
  41. 🔍 27% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  42. 🔍 27% Ave Maria (R. Br.)Ave Maria (R. Br.)
  43. 🔍 27% Vultum tuum (Grad.)Vultum tuum (Grad.)
  44. 🔍 26% Animam meamAnimam meam
  45. 🔍 26% Venite filiiVenite filii
  46. 🔍 26% Nova bellaNova bella
  47. 🔍 26% Unam petii... Ut... visitemUnam petii... Ut... visitem
  48. 🔍 26% Tribulationes cordisTribulationes cordis
  49. 🔍 26% Gloria et honoreGloria et honore
  50. 🔍 26% SenioresSeniores
  51. 🔍 26% Spiritus... super me... praedicareSpiritus... super me... praedicare
  52. 🔍 26% Tollite portasTollite portas
  53. 🔍 26% Domine fac mecumDomine fac mecum
  54. 🔍 26% Domine ne in ira tuaDomine ne in ira tua
  55. 🔍 26% Una horaUna hora
  56. 🔍 26% Unam petii... Ut... protegarUnam petii... Ut... protegar
  57. 🔍 26% Venit lumen tuumVenit lumen tuum
  58. 🔍 26% Ego dixi DomineEgo dixi Domine
  59. 🔍 26% EvangelizareEvangelizare
  60. 🔍 26% Sicut ovisSicut ovis
  61. 🔍 26% Dum sacerdotum celebrant fidelesDum sacerdotum celebrant fideles
  62. 🔍 26% TenebraeTenebrae
  63. 🔍 26% In Deo confisumIn Deo confisum
  64. 🔍 26% Ostende nobisOstende nobis
  65. 🔍 26% DeriventurDeriventur