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. 🔍 46% Tollite portasTollite portas
  3. 🔍 40% Tollite portasTollite portas
  4. 🔍 39% Tollite portasTollite portas
  5. 🔍 37% Tollite portasTollite portas
  6. 🔍 35% Tollite portasTollite portas
  7. 🔍 34% Tollite portasTollite portas
  8. 🔍 34% Tollite portasTollite portas
  9. 🔍 34% Tollite portasTollite portas
  10. 🔍 26% ElevaminiElevamini
  11. 🔍 26% Tollite portasTollite portas
  12. 🔍 24% Dominus dixitDominus dixit
  13. 🔍 23% Tollite hostiasTollite hostias
  14. 🔍 23% Hodie scietisHodie scietis
  15. 🔍 23% Salvos nos facSalvos nos fac
  16. 🔍 23% Dominus dixitDominus dixit
  17. 🔍 22% Exsultabit cor meumExsultabit cor meum
  18. 🔍 22% Ecce advenitEcce advenit
  19. 🔍 22% Elevamini portaeElevamini portae
  20. 🔍 22% ElevaminiElevamini
  21. 🔍 22% Benedic... et renovabiturBenedic... et renovabitur
  22. 🔍 22% Salvos nos facSalvos nos fac
  23. 🔍 22% Salve radix sanctaSalve radix sancta
  24. 🔍 22% Propter fratresPropter fratres
  25. 🔍 22% Salvos nos facSalvos nos fac
  26. 🔍 21% AfferteAfferte
  27. 🔍 21% Benedic... et renovabiturBenedic... et renovabitur
  28. 🔍 21% Anima...sicut passerAnima...sicut passer
  29. 🔍 21% Haec dies... LapidemHaec dies... Lapidem
  30. 🔍 20% Haec dies... ConfiteminiHaec dies... Confitemini
  31. 🔍 20% ElevaminiElevamini
  32. 🔍 20% ElevaminiElevamini
  33. 🔍 20% Nihil inquinatum (Grad)Nihil inquinatum (Grad)
  34. 🔍 20% Haec dies... DexteraHaec dies... Dextera
  35. 🔍 20% Tollite portasTollite portas
  36. 🔍 20% Ego autemEgo autem
  37. 🔍 20% Salve sancta parensSalve sancta parens
  38. 🔍 20% Elevamini portaeElevamini portae
  39. 🔍 20% In omnem terram (Grad.)In omnem terram (Grad.)
  40. 🔍 20% Inveni DavidInveni David
  41. 🔍 20% De necessitatibusDe necessitatibus
  42. 🔍 20% Qui ambulatQui ambulat
  43. 🔍 20% Filiae regumFiliae regum
  44. 🔍 19% Ave MariaAve Maria
  45. 🔍 19% Terribilis estTerribilis est
  46. 🔍 19% Excita DomineExcita Domine
  47. 🔍 19% Haec dies... Dicant nuncHaec dies... Dicant nunc
  48. 🔍 19% DispersitDispersit
  49. 🔍 19% Dominus illuminatioDominus illuminatio
  50. 🔍 19% Psalmus 23(24)7-10 Psalmus 23(24)7-10
  51. 🔍 19% ExsultabitExsultabit
  52. 🔍 19% Terribilis estTerribilis est
  53. 🔍 19% Benedictus qui venitBenedictus qui venit
  54. 🔍 19% Uxor tuaUxor tua
  55. 🔍 19% Hodie scietisHodie scietis
  56. 🔍 19% Viri GalilaeiViri Galilaei
  57. 🔍 19% In me gratiaIn me gratia
  58. 🔍 19% Domine Deus virtutumDomine Deus virtutum
  59. 🔍 19% SitivitSitivit
  60. 🔍 19% SitientesSitientes
  61. 🔍 19% Ne avertasNe avertas
  62. 🔍 19% Quam magnaQuam magna
  63. 🔍 19% Egredimini et videte filiae Sion (Intr.)Egredimini et videte filiae Sion (Intr.)
  64. 🔍 19% Sacerdotes ejusSacerdotes ejus
  65. 🔍 19% Benedicam DominumBenedicam Dominum