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% Inveni David (Offertorium)Inveni David (Offertorium)
  2. 🔍 48% Inveni DavidInveni David
  3. 🔍 43% Inveni DavidInveni David
  4. 🔍 39% Cantabo DominoCantabo Domino
  5. 🔍 39% Dominus illuminatioDominus illuminatio
  6. 🔍 38% Si quis sititSi quis sitit
  7. 🔍 38% Dominus fortitudoDominus fortitudo
  8. 🔍 37% Dominus firmamentumDominus firmamentum
  9. 🔍 37% Cantate DominoCantate Domino
  10. 🔍 37% Vultum tuumVultum tuum
  11. 🔍 37% Hodie beata VirgoHodie beata Virgo
  12. 🔍 36% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  13. 🔍 36% Ecce virgoEcce virgo
  14. 🔍 36% Exaltabo teExaltabo te
  15. 🔍 36% In te speraviIn te speravi
  16. 🔍 36% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  17. 🔍 35% Agnus Dei VIIIAgnus Dei VIII
  18. 🔍 35% Ad te DomineAd te Domine
  19. 🔍 34% Esto mihiEsto mihi
  20. 🔍 34% Fidelis servus (Com.)Fidelis servus (Com.)
  21. 🔍 34% Cantate DominoCantate Domino
  22. 🔍 34% In salutariIn salutari
  23. 🔍 34% Beati qui custodiuntBeati qui custodiunt
  24. 🔍 34% Populus acquisitionisPopulus acquisitionis
  25. 🔍 34% SitientesSitientes
  26. 🔍 33% Domine convertereDomine convertere
  27. 🔍 33% De profundisDe profundis
  28. 🔍 33% In splendoribusIn splendoribus
  29. 🔍 33% Erit vobisErit vobis
  30. 🔍 33% Inveni DavidInveni David
  31. 🔍 33% Sedebit DominusSedebit Dominus
  32. 🔍 33% Gloria (ad lib.) II.Gloria (ad lib.) II.
  33. 🔍 32% Inveni David (Alleluia)Inveni David (Alleluia)
  34. 🔍 32% Inveni DavidInveni David
  35. 🔍 32% Gaudete cum alleluiaGaudete cum alleluia
  36. 🔍 32% Unde huic sapientia haecUnde huic sapientia haec
  37. 🔍 32% Bonitas DominiBonitas Domini
  38. 🔍 32% GloriabunturGloriabuntur
  39. 🔍 32% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  40. 🔍 32% Cantemus DominoCantemus Domino
  41. 🔍 32% Domine fortitudoDomine fortitudo
  42. 🔍 32% Ecce vidimus Ecce vidimus
  43. 🔍 32% Respice DomineRespice Domine
  44. 🔍 31% Benedicite gentesBenedicite gentes
  45. 🔍 31% Salus populiSalus populi
  46. 🔍 31% Os justiOs justi
  47. 🔍 31% Terribilis estTerribilis est
  48. 🔍 31% Ego autemEgo autem
  49. 🔍 31% VoveteVovete
  50. 🔍 31% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  51. 🔍 31% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  52. 🔍 31% Psallite DominoPsallite Domino
  53. 🔍 31% Domine in auxiliumDomine in auxilium
  54. 🔍 30% Posuisti Domine (Com.)Posuisti Domine (Com.)
  55. 🔍 30% Mitte manum... alleluiaMitte manum... alleluia
  56. 🔍 30% In medio EcclesiaeIn medio Ecclesiae
  57. 🔍 30% Domus meaDomus mea
  58. 🔍 30% Inveni David (St Louis)Inveni David (St Louis)
  59. 🔍 30% Populum humilemPopulum humilem
  60. 🔍 30% Petite cum AlleluiaPetite cum Alleluia
  61. 🔍 30% Dico vobisDico vobis
  62. 🔍 30% In virtute tuaIn virtute tua
  63. 🔍 30% Inimicitias ponamInimicitias ponam
  64. 🔍 30% Sacerdotes SionSacerdotes Sion
  65. 🔍 30% Domine in lumineDomine in lumine