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% Quando orabasQuando orabas
  2. 🔍 83% Quando orabasQuando orabas
  3. 🔍 57% Quando orabasQuando orabas
  4. 🔍 42% Benedicite gentesBenedicite gentes
  5. 🔍 40% Laudate DominumLaudate Dominum
  6. 🔍 37% Benedicite gentesBenedicite gentes
  7. 🔍 37% Laudate DominumLaudate Dominum
  8. 🔍 36% Exaltabo teExaltabo te
  9. 🔍 34% Laudate DominumLaudate Dominum
  10. 🔍 33% In te speraviIn te speravi
  11. 🔍 31% Ad te DomineAd te Domine
  12. 🔍 31% ElegiElegi
  13. 🔍 31% Benedicite gentesBenedicite gentes
  14. 🔍 30% Cantemus DominoCantemus Domino
  15. 🔍 30% Benedic anima meaBenedic anima mea
  16. 🔍 30% Terribilis estTerribilis est
  17. 🔍 30% Anima nostra (Off.)Anima nostra (Off.)
  18. 🔍 30% Multitudo... ad eumMultitudo... ad eum
  19. 🔍 30% Domine in lumineDomine in lumine
  20. 🔍 29% Cogitationes Cordis cum AlleluiaCogitationes Cordis cum Alleluia
  21. 🔍 29% Vir erat (verses, rhythmic signs)Vir erat (verses, rhythmic signs)
  22. 🔍 29% Multitudo... ad JesumMultitudo... ad Jesum
  23. 🔍 29% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  24. 🔍 29% Multitudo languentiumMultitudo languentium
  25. 🔍 29% In virtute tua (St Louis)In virtute tua (St Louis)
  26. 🔍 29% Dominus fortitudoDominus fortitudo
  27. 🔍 29% ExspectansExspectans
  28. 🔍 28% Anima nostraAnima nostra
  29. 🔍 28% Domine fac mecumDomine fac mecum
  30. 🔍 28% Filiae regumFiliae regum
  31. 🔍 28% Venite adoremusVenite adoremus
  32. 🔍 28% VoveteVovete
  33. 🔍 28% Benedic... et renovabiturBenedic... et renovabitur
  34. 🔍 28% Puer natus estPuer natus est
  35. 🔍 28% Exaltabo teExaltabo te
  36. 🔍 28% Si quis putatSi quis putat
  37. 🔍 28% Puer natus estPuer natus est
  38. 🔍 28% Exaltabo teExaltabo te
  39. 🔍 27% Mihi autem nimis (Intr.)Mihi autem nimis (Intr.)
  40. 🔍 27% Cogitationes Cordis sine AlleluiaCogitationes Cordis sine Alleluia
  41. 🔍 27% Vir eratVir erat
  42. 🔍 27% Cibavit eos... AlleluiaCibavit eos... Alleluia
  43. 🔍 27% Ego autemEgo autem
  44. 🔍 27% Meditabor... alleluiaMeditabor... alleluia
  45. 🔍 27% In virtute tuaIn virtute tua
  46. 🔍 27% Dominus dixitDominus dixit
  47. 🔍 27% Dominus dixitDominus dixit
  48. 🔍 27% HostiamHostiam
  49. 🔍 27% Laetabitur justusLaetabitur justus
  50. 🔍 27% Dominus illuminatioDominus illuminatio
  51. 🔍 27% Me exspectaveruntMe exspectaverunt
  52. 🔍 27% Domine diligoDomine diligo
  53. 🔍 26% Haec dies... LapidemHaec dies... Lapidem
  54. 🔍 26% In virtute tuaIn virtute tua
  55. 🔍 26% Afferte DominoAfferte Domino
  56. 🔍 26% Anima... sicut passerAnima... sicut passer
  57. 🔍 26% FoderuntFoderunt
  58. 🔍 26% Filiae regumFiliae regum
  59. 🔍 26% SitientesSitientes
  60. 🔍 26% Audi filia et vide (Tract.)Audi filia et vide (Tract.)
  61. 🔍 26% Mihi autem absit. Ps. Virga tuaMihi autem absit. Ps. Virga tua
  62. 🔍 26% Justi decantaveruntJusti decantaverunt
  63. 🔍 26% Reges TharsisReges Tharsis
  64. 🔍 26% Misit DominusMisit Dominus
  65. 🔍 26% Dicit Dominus PetroDicit Dominus Petro