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% RequiemRequiem
  2. 🔍 42% Requiem eternamRequiem eternam
  3. 🔍 38% Lux aeternaLux aeterna
  4. 🔍 38% Requiem (Intr.)Requiem (Intr.)
  5. 🔍 36% Requiem... RequiescantRequiem... Requiescant
  6. 🔍 33% Lux eternaLux eterna
  7. 🔍 28% Amen Dico Vobis QuidquidAmen Dico Vobis Quidquid
  8. 🔍 28% Dominus JesusDominus Jesus
  9. 🔍 27% Dico autemDico autem
  10. 🔍 27% Dum sanctificatusDum sanctificatus
  11. 🔍 27% Lux aeternaLux aeterna
  12. 🔍 26% ResurrexiResurrexi
  13. 🔍 26% Dicit Dominus EgoDicit Dominus Ego
  14. 🔍 26% Non relinquam vosNon relinquam vos
  15. 🔍 25% Requiem (Intr.)Requiem (Intr.)
  16. 🔍 25% Deus IsraelDeus Israel
  17. 🔍 24% RequiemRequiem
  18. 🔍 24% Ecce sic benediceturEcce sic benedicetur
  19. 🔍 24% Dicit DominusDicit Dominus
  20. 🔍 23% Libera me Domine de morteLibera me Domine de morte
  21. 🔍 23% Ave Maria (Alleluia)Ave Maria (Alleluia)
  22. 🔍 23% Domine non secundumDomine non secundum
  23. 🔍 22% Deus IsraelDeus Israel
  24. 🔍 22% Oculi OmniumOculi Omnium
  25. 🔍 22% Benedicta es tu (Grad)Benedicta es tu (Grad)
  26. 🔍 22% Nos autemNos autem
  27. 🔍 22% Gloriosa Dicta SuntGloriosa Dicta Sunt
  28. 🔍 21% Quod Dico VobisQuod Dico Vobis
  29. 🔍 21% Nos autemNos autem
  30. 🔍 21% VoveteVovete
  31. 🔍 21% Postquam surrexitPostquam surrexit
  32. 🔍 21% Amen dico vobis quidquidAmen dico vobis quidquid
  33. 🔍 21% Suscepimus Deus (Grad.)Suscepimus Deus (Grad.)
  34. 🔍 21% GloriaGloria
  35. 🔍 20% Lumen HilareLumen Hilare
  36. 🔍 20% ExsurgeExsurge
  37. 🔍 20% Requiem (Officium)Requiem (Officium)
  38. 🔍 20% RequiemRequiem
  39. 🔍 20% Quoniam tu illuminasQuoniam tu illuminas
  40. 🔍 20% Respice in meRespice in me
  41. 🔍 19% Domine Jesu ChristeDomine Jesu Christe
  42. 🔍 19% RequiemRequiem
  43. 🔍 19% Requiem (Intr.)Requiem (Intr.)
  44. 🔍 19% Dominus DixitDominus Dixit
  45. 🔍 19% Spiritus SanctusSpiritus Sanctus
  46. 🔍 19% Dominus DixitDominus Dixit
  47. 🔍 19% Ubi caritasUbi caritas
  48. 🔍 19% Scapulis SuisScapulis Suis
  49. 🔍 19% Ave Maria (English, with verses)Ave Maria (English, with verses)
  50. 🔍 19% Dues Israel (English/Spanish)Dues Israel (English/Spanish)
  51. 🔍 19% Suscepimus DeusSuscepimus Deus
  52. 🔍 19% Illumina Faciem TuamIllumina Faciem Tuam
  53. 🔍 19% Spiritus SanctusSpiritus Sanctus
  54. 🔍 19% RequiemRequiem
  55. 🔍 19% Dominus fortitudoDominus fortitudo
  56. 🔍 19% SuscepimusSuscepimus
  57. 🔍 18% Oculi MeiOculi Mei
  58. 🔍 18% In te speraviIn te speravi
  59. 🔍 18% Jerusalem SurgeJerusalem Surge
  60. 🔍 18% Confirma hoc cum AlleluiaConfirma hoc cum Alleluia
  61. 🔍 18% Hodie scietisHodie scietis
  62. 🔍 18% Ecce sic benediceturEcce sic benedicetur
  63. 🔍 18% Agnus Dei XIAgnus Dei XI
  64. 🔍 18% Deus Deus meusDeus Deus meus
  65. 🔍 18% Vere languoresVere languores