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% Exaudi orationemExaudi orationem
  2. 🔍 62% Exaudi orationemExaudi orationem
  3. 🔍 32% Populus acquisitionisPopulus acquisitionis
  4. 🔍 30% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  5. 🔍 30% Cantate DominoCantate Domino
  6. 🔍 30% Gloria (ad lib.) II.Gloria (ad lib.) II.
  7. 🔍 30% GloriabunturGloriabuntur
  8. 🔍 29% Petite cum AlleluiaPetite cum Alleluia
  9. 🔍 29% Gaudete cum alleluiaGaudete cum alleluia
  10. 🔍 29% ExsurgeExsurge
  11. 🔍 29% Salus populiSalus populi
  12. 🔍 28% Virgo parens ChristiVirgo parens Christi
  13. 🔍 28% Dirigatur oratio meaDirigatur oratio mea
  14. 🔍 28% Exaudi meExaudi me
  15. 🔍 28% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  16. 🔍 28% In splendoribusIn splendoribus
  17. 🔍 28% CircuiboCircuibo
  18. 🔍 28% Erit vobisErit vobis
  19. 🔍 28% Memento nostriMemento nostri
  20. 🔍 28% Esto mihiEsto mihi
  21. 🔍 28% Ecce Dominus venietEcce Dominus veniet
  22. 🔍 27% Ecce elongaviEcce elongavi
  23. 🔍 27% Venite exsultemusVenite exsultemus
  24. 🔍 27% Egredietur virgaEgredietur virga
  25. 🔍 27% Agnus Dei VIIIAgnus Dei VIII
  26. 🔍 27% Domine convertereDomine convertere
  27. 🔍 27% Domus meaDomus mea
  28. 🔍 27% Data est mihiData est mihi
  29. 🔍 27% Beati qui custodiuntBeati qui custodiunt
  30. 🔍 27% Illumina faciemIllumina faciem
  31. 🔍 27% Inclina DomineInclina Domine
  32. 🔍 27% TradideruntTradiderunt
  33. 🔍 27% Populum humilemPopulum humilem
  34. 🔍 27% Sedebit DominusSedebit Dominus
  35. 🔍 26% Simon JoannisSimon Joannis
  36. 🔍 26% Domine exaudiDomine exaudi
  37. 🔍 26% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  38. 🔍 26% Ecce stoEcce sto
  39. 🔍 26% Os justiOs justi
  40. 🔍 26% Bonitas DominiBonitas Domini
  41. 🔍 26% Ad te DomineAd te Domine
  42. 🔍 26% Vultum tuumVultum tuum
  43. 🔍 26% Domine fortitudoDomine fortitudo
  44. 🔍 26% In salutariIn salutari
  45. 🔍 26% Dominus fortitudoDominus fortitudo
  46. 🔍 26% Liberasti nosLiberasti nos
  47. 🔍 26% Pauperes SionPauperes Sion
  48. 🔍 25% In te speraviIn te speravi
  49. 🔍 25% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  50. 🔍 25% Ecce DeusEcce Deus
  51. 🔍 25% Ego dixi Domine IIEgo dixi Domine II
  52. 🔍 25% Cantate DominoCantate Domino
  53. 🔍 25% Salvasti enim nosSalvasti enim nos
  54. 🔍 25% Veritas mea (Com.)Veritas mea (Com.)
  55. 🔍 25% SitientesSitientes
  56. 🔍 25% In medio EcclesiaeIn medio Ecclesiae
  57. 🔍 25% Velum templiVelum templi
  58. 🔍 25% Qui manducatQui manducat
  59. 🔍 25% Gaudete sine AlleluiaGaudete sine Alleluia
  60. 🔍 25% Sinite parvulosSinite parvulos
  61. 🔍 25% Hodie beata VirgoHodie beata Virgo
  62. 🔍 25% Adjutor meusAdjutor meus
  63. 🔍 25% Jesum tradiditJesum tradidit
  64. 🔍 25% Oves meaeOves meae
  65. 🔍 24% Repleta estRepleta est