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% Os justiOs justi
  2. 🔍 51% Os justiOs justi
  3. 🔍 43% Os justiOs justi
  4. 🔍 41% Os justi (T.P.)Os justi (T.P.)
  5. 🔍 39% Cibavit eos... frumenti alleluiaCibavit eos... frumenti alleluia
  6. 🔍 37% Os justi (Paschal Time)Os justi (Paschal Time)
  7. 🔍 35% Cibavit eos... alleluiaCibavit eos... alleluia
  8. 🔍 35% NarraveruntNarraverunt
  9. 🔍 35% Me exspectaveruntMe exspectaverunt
  10. 🔍 34% Cibavit eos... frumentiCibavit eos... frumenti
  11. 🔍 34% Me exspectaveruntMe exspectaverunt
  12. 🔍 33% SitivitSitivit
  13. 🔍 33% Me exspectaveruntMe exspectaverunt
  14. 🔍 33% Cantate DominoCantate Domino
  15. 🔍 33% ReminiscereReminiscere
  16. 🔍 33% NarraveruntNarraverunt
  17. 🔍 32% ResurrexiResurrexi
  18. 🔍 32% Os justiOs justi
  19. 🔍 32% Multae tribulationesMultae tribulationes
  20. 🔍 32% Deus in locoDeus in loco
  21. 🔍 32% Salus autemSalus autem
  22. 🔍 31% Me exspectaveruntMe exspectaverunt
  23. 🔍 31% Clamaverunt justiClamaverunt justi
  24. 🔍 31% Os justiOs justi
  25. 🔍 31% In virtute tuaIn virtute tua
  26. 🔍 31% Terribilis estTerribilis est
  27. 🔍 30% Venite auditeVenite audite
  28. 🔍 30% Viri GalilaeiViri Galilaei
  29. 🔍 30% Eduxit DominusEduxit Dominus
  30. 🔍 30% Os justiOs justi
  31. 🔍 30% Venite adoremusVenite adoremus
  32. 🔍 30% In voluntateIn voluntate
  33. 🔍 30% Viri GalilaeiViri Galilaei
  34. 🔍 30% Puer natus estPuer natus est
  35. 🔍 30% RecordareRecordare
  36. 🔍 30% SitientesSitientes
  37. 🔍 30% Salus et gloriaSalus et gloria
  38. 🔍 30% O beata MaterO beata Mater
  39. 🔍 29% O Redemptor O Redemptor
  40. 🔍 29% Mihi autem nimisMihi autem nimis
  41. 🔍 29% Dicit AndreasDicit Andreas
  42. 🔍 29% Os justiOs justi
  43. 🔍 29% Dominus illuminatioDominus illuminatio
  44. 🔍 29% Passer invenitPasser invenit
  45. 🔍 29% Benedicite gentesBenedicite gentes
  46. 🔍 29% Vidimus stellamVidimus stellam
  47. 🔍 28% Viri GalilaeiViri Galilaei
  48. 🔍 28% Isti sunt duae olivaeIsti sunt duae olivae
  49. 🔍 28% Hic est discipulusHic est discipulus
  50. 🔍 28% Dominus dixitDominus dixit
  51. 🔍 28% Exsultabit cor meumExsultabit cor meum
  52. 🔍 28% Cibavit eos... AlleluiaCibavit eos... Alleluia
  53. 🔍 28% PetitePetite
  54. 🔍 28% Pacifice loquebanturPacifice loquebantur
  55. 🔍 28% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  56. 🔍 28% Hi suntHi sunt
  57. 🔍 28% Hymnus Te DeumHymnus Te Deum
  58. 🔍 28% Salus autemSalus autem
  59. 🔍 28% Mihi adhaere DeoMihi adhaere Deo
  60. 🔍 28% Viri GalilaeiViri Galilaei
  61. 🔍 28% Oculi meiOculi mei
  62. 🔍 28% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  63. 🔍 28% Cantate DominoCantate Domino
  64. 🔍 28% Ne derelinquas meNe derelinquas me
  65. 🔍 28% O RedemptorO Redemptor