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% Diffusa estDiffusa est
  2. 🔍 60% OstendeOstende
  3. 🔍 58% Specie tuaSpecie tua
  4. 🔍 54% Dominus dixitDominus dixit
  5. 🔍 52% Dominus in SinaDominus in Sina
  6. 🔍 51% Dominus regnavit exsultetDominus regnavit exsultet
  7. 🔍 51% Dominus DixitDominus Dixit
  8. 🔍 45% Dominus salvavitDominus salvavit
  9. 🔍 45% ConfiteanturConfiteantur
  10. 🔍 43% Haec dies quam fecitHaec dies quam fecit
  11. 🔍 43% Dominus in SinaDominus in Sina
  12. 🔍 42% Diffusa est (All.)Diffusa est (All.)
  13. 🔍 41% Diffusa estDiffusa est
  14. 🔍 36% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  15. 🔍 36% Diffusa estDiffusa est
  16. 🔍 35% Mittat vobisMittat vobis
  17. 🔍 34% Dominus dixitDominus dixit
  18. 🔍 34% Ostende nobisOstende nobis
  19. 🔍 33% Diffusa estDiffusa est
  20. 🔍 32% Specie tuaSpecie tua
  21. 🔍 30% Dominus regnavit exsultetDominus regnavit exsultet
  22. 🔍 29% Requiem aeternam (Alleluia)Requiem aeternam (Alleluia)
  23. 🔍 28% Haec diesHaec dies
  24. 🔍 28% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  25. 🔍 27% Requiem aeternamRequiem aeternam
  26. 🔍 27% Requiem aeternamRequiem aeternam
  27. 🔍 27% Diffusa estDiffusa est
  28. 🔍 27% AccediteAccedite
  29. 🔍 26% Lauda anima meaLauda anima mea
  30. 🔍 26% InebriabunturInebriabuntur
  31. 🔍 26% Diffusa est (All.)Diffusa est (All.)
  32. 🔍 26% Haec dies quam fecitHaec dies quam fecit
  33. 🔍 25% Salve Regina misericordiaeSalve Regina misericordiae
  34. 🔍 25% Alleluia. Haec diesAlleluia. Haec dies
  35. 🔍 25% Lauda JerusalemLauda Jerusalem
  36. 🔍 25% Ostende nobisOstende nobis
  37. 🔍 25% Dominus dixitDominus dixit
  38. 🔍 24% Specie tuaSpecie tua
  39. 🔍 24% ConfiteanturConfiteantur
  40. 🔍 24% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  41. 🔍 24% Dominus salvavitDominus salvavit
  42. 🔍 24% Ostende nobisOstende nobis
  43. 🔍 24% Sancti tui ... benedicentSancti tui ... benedicent
  44. 🔍 24% Mittat vobisMittat vobis
  45. 🔍 24% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  46. 🔍 23% Beati mundo cordeBeati mundo corde
  47. 🔍 23% Dominus in SinaDominus in Sina
  48. 🔍 23% Filiae regumFiliae regum
  49. 🔍 23% Dominus regnavit exsultetDominus regnavit exsultet
  50. 🔍 23% Specie tua (All.)Specie tua (All.)
  51. 🔍 23% Mittat Vobis (English/Spanish)Mittat Vobis (English/Spanish)
  52. 🔍 23% DilexistiDilexisti
  53. 🔍 23% Dominus in SinaDominus in Sina
  54. 🔍 23% Spiritus DominiSpiritus Domini
  55. 🔍 23% Dominus regnavit exsultetDominus regnavit exsultet
  56. 🔍 23% Mittat VobisMittat Vobis
  57. 🔍 23% ConfitebunturConfitebuntur
  58. 🔍 23% DilexistiDilexisti
  59. 🔍 22% Adjuvabit eamAdjuvabit eam
  60. 🔍 22% Dominus dixitDominus dixit
  61. 🔍 22% Video caelosVideo caelos
  62. 🔍 22% Benedictus sitBenedictus sit
  63. 🔍 22% Paras mihi mensamParas mihi mensam
  64. 🔍 22% Beata visceraBeata viscera
  65. 🔍 21% Hic est sacerdosHic est sacerdos