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% O vera summaO vera summa
  2. 🔍 41% Te Deum PatremTe Deum Patrem
  3. 🔍 40% Gloria et honor DeoGloria et honor Deo
  4. 🔍 38% O veraO vera
  5. 🔍 35% Gloria tibiGloria tibi
  6. 🔍 34% Domine ecce quemDomine ecce quem
  7. 🔍 33% Sedebit DominusSedebit Dominus
  8. 🔍 33% Te invocamusTe invocamus
  9. 🔍 33% Sacerdotes sanctiSacerdotes sancti
  10. 🔍 32% Benedicta sit sanctaBenedicta sit sancta
  11. 🔍 32% Benedicta sit sanctaBenedicta sit sancta
  12. 🔍 32% Evigila super nosEvigila super nos
  13. 🔍 32% Te semper idemTe semper idem
  14. 🔍 32% Verax est PaterVerax est Pater
  15. 🔍 31% Caritas Pater estCaritas Pater est
  16. 🔍 31% Veritas DominiVeritas Domini
  17. 🔍 31% Ego enim ex DeoEgo enim ex Deo
  18. 🔍 31% Omnes autemOmnes autem
  19. 🔍 31% Adesto Deus unusAdesto Deus unus
  20. 🔍 31% In Patre manetIn Patre manet
  21. 🔍 31% Stella nobisStella nobis
  22. 🔍 30% Fortitudo mea et lausFortitudo mea et laus
  23. 🔍 30% Spiritus Sanctus in teSpiritus Sanctus in te
  24. 🔍 30% Spiritus Sanctus in teSpiritus Sanctus in te
  25. 🔍 30% Oculi meiOculi mei
  26. 🔍 30% Ego sum pastor bonus quiEgo sum pastor bonus qui
  27. 🔍 30% Omnes gentesOmnes gentes
  28. 🔍 30% Anxiatus estAnxiatus est
  29. 🔍 30% Illuminatio meaIlluminatio mea
  30. 🔍 30% Glorificamus teGlorificamus te
  31. 🔍 30% Dico vobis GaudiumDico vobis Gaudium
  32. 🔍 30% VisionemVisionem
  33. 🔍 30% Spiritus est DeusSpiritus est Deus
  34. 🔍 29% In domum DominiIn domum Domini
  35. 🔍 29% Operuit caelosOperuit caelos
  36. 🔍 29% Sanctus SanctusSanctus Sanctus
  37. 🔍 29% Qui perdiderit 1 (Mode 1f-de)Qui perdiderit 1 (Mode 1f-de)
  38. 🔍 29% Exsultemus in DominoExsultemus in Domino
  39. 🔍 29% Anxiatus estAnxiatus est
  40. 🔍 29% Domine clamaviDomine clamavi
  41. 🔍 29% Deus misereaturDeus misereatur
  42. 🔍 29% Angelus Domini nuntiavitAngelus Domini nuntiavit
  43. 🔍 29% Gaudete in DominoGaudete in Domino
  44. 🔍 29% Gaudete in DominoGaudete in Domino
  45. 🔍 29% Regnavit DominusRegnavit Dominus
  46. 🔍 29% Opera quae egoOpera quae ego
  47. 🔍 29% Benedictus Dominus quiaBenedictus Dominus quia
  48. 🔍 29% Qui post meQui post me
  49. 🔍 29% Qui post meQui post me
  50. 🔍 29% Libera nos salvaLibera nos salva
  51. 🔍 29% Qui perdiderit 1 (Mode 1f-dd)Qui perdiderit 1 (Mode 1f-dd)
  52. 🔍 29% Venite ad me omnes (mode 4)Venite ad me omnes (mode 4)
  53. 🔍 29% Exsultabunt sanctiExsultabunt sancti
  54. 🔍 29% Quid me quaeritisQuid me quaeritis
  55. 🔍 29% Ecce veniet DeusEcce veniet Deus
  56. 🔍 29% Ecce veniet DeusEcce veniet Deus
  57. 🔍 29% Multiplicabitur 1Multiplicabitur 1
  58. 🔍 29% Vide DomineVide Domine
  59. 🔍 29% Deus in sanctoDeus in sancto
  60. 🔍 28% Exsultet spiritusExsultet spiritus
  61. 🔍 28% Ecce in nubibusEcce in nubibus
  62. 🔍 28% Ecce in nubibusEcce in nubibus
  63. 🔍 28% Dominum Deum tuumDominum Deum tuum
  64. 🔍 28% Benedicta tu inBenedicta tu in
  65. 🔍 28% Fili recordareFili recordare