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% Tollite portasTollite portas
  2. 🔍 49% Tollite portasTollite portas
  3. 🔍 40% Tollite portasTollite portas
  4. 🔍 37% Tollite portasTollite portas
  5. 🔍 36% Tollite portasTollite portas
  6. 🔍 32% Tollite portasTollite portas
  7. 🔍 32% ElevaminiElevamini
  8. 🔍 30% Tollite portasTollite portas
  9. 🔍 30% Tollite portasTollite portas
  10. 🔍 29% Deus Deus meusDeus Deus meus
  11. 🔍 29% Accedite ad DominumAccedite ad Dominum
  12. 🔍 28% Benedicite gentesBenedicite gentes
  13. 🔍 27% Tollite hostiasTollite hostias
  14. 🔍 27% Anima nostra (Off.)Anima nostra (Off.)
  15. 🔍 26% Exaltabo teExaltabo te
  16. 🔍 26% Ad te DomineAd te Domine
  17. 🔍 25% Tollite portasTollite portas
  18. 🔍 25% In te speraviIn te speravi
  19. 🔍 25% Haec dies... LapidemHaec dies... Lapidem
  20. 🔍 24% Tollite portasTollite portas
  21. 🔍 24% Ego autemEgo autem
  22. 🔍 24% ExsultabitExsultabit
  23. 🔍 23% ElevaminiElevamini
  24. 🔍 23% Majorem caritatemMajorem caritatem
  25. 🔍 23% Portas caeliPortas caeli
  26. 🔍 23% Benedicite gentesBenedicite gentes
  27. 🔍 23% Tecum principiumTecum principium
  28. 🔍 22% Ne avertasNe avertas
  29. 🔍 22% DeriventurDeriventur
  30. 🔍 22% VoveteVovete
  31. 🔍 22% Hodie scietisHodie scietis
  32. 🔍 22% Tribulationes cordisTribulationes cordis
  33. 🔍 22% Anima... sicut passerAnima... sicut passer
  34. 🔍 21% Cibavit eos... AlleluiaCibavit eos... Alleluia
  35. 🔍 21% Terribilis estTerribilis est
  36. 🔍 21% In virtute tuaIn virtute tua
  37. 🔍 21% In virtute tuaIn virtute tua
  38. 🔍 21% Respice DomineRespice Domine
  39. 🔍 21% Venite adoremusVenite adoremus
  40. 🔍 21% Qui ambulatQui ambulat
  41. 🔍 21% Justi decantaveruntJusti decantaverunt
  42. 🔍 21% Benedic anima meaBenedic anima mea
  43. 🔍 21% Timebunt gentesTimebunt gentes
  44. 🔍 21% Afferte DominoAfferte Domino
  45. 🔍 21% Multitudo... ad eumMultitudo... ad eum
  46. 🔍 21% Misericors et miseratorMisericors et miserator
  47. 🔍 20% Ad DominumAd Dominum
  48. 🔍 20% Facies unctionisFacies unctionis
  49. 🔍 20% ConsummationeConsummatione
  50. 🔍 20% Propter fratres meosPropter fratres meos
  51. 🔍 20% Oculus DeiOculus Dei
  52. 🔍 20% ElevaminiElevamini
  53. 🔍 20% Spiritus... super me... praedicareSpiritus... super me... praedicare
  54. 🔍 20% Multitudo... ad JesumMultitudo... ad Jesum
  55. 🔍 20% CommunicantesCommunicantes
  56. 🔍 20% Eram quasi agnusEram quasi agnus
  57. 🔍 20% Inveni David (Offertorium)Inveni David (Offertorium)
  58. 🔍 20% Egredimini et videte filiae Sion (Intr.)Egredimini et videte filiae Sion (Intr.)
  59. 🔍 20% ExspectansExspectans
  60. 🔍 20% Liberabit pauperemLiberabit pauperem
  61. 🔍 19% Fidelis servus (Com.)Fidelis servus (Com.)
  62. 🔍 19% Dominus illuminatioDominus illuminatio
  63. 🔍 19% Excita DomineExcita Domine
  64. 🔍 19% De necessitatibus (Tractus)De necessitatibus (Tractus)
  65. 🔍 19% Mihi autem absit. Ps. VoceMihi autem absit. Ps. Voce