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% Alleluia (ad communionem mode 4)Alleluia (ad communionem mode 4)
  2. 🔍 70% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  3. 🔍 57% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  4. 🔍 53% Alleluia (ad introitum mode 3)Alleluia (ad introitum mode 3)
  5. 🔍 42% Alleluia (ad communionem mode 3)Alleluia (ad communionem mode 3)
  6. 🔍 42% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  7. 🔍 42% Alleluia (ad communionem mode 4)Alleluia (ad communionem mode 4)
  8. 🔍 40% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  9. 🔍 39% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  10. 🔍 35% Alleluia (ad communionem mode 8)Alleluia (ad communionem mode 8)
  11. 🔍 35% Alleluia (ad communionem mode 6)Alleluia (ad communionem mode 6)
  12. 🔍 35% Alleluia (ad communionem mode 2)Alleluia (ad communionem mode 2)
  13. 🔍 34% Alleluia (ad communionem mode 1)Alleluia (ad communionem mode 1)
  14. 🔍 32% Alleluia (ant. mode 8)Alleluia (ant. mode 8)
  15. 🔍 32% Spiritus quiSpiritus qui
  16. 🔍 32% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  17. 🔍 32% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  18. 🔍 32% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  19. 🔍 31% Alleluia (ant. mode I)Alleluia (ant. mode I)
  20. 🔍 31% Alleluia (ant. mode 7)Alleluia (ant. mode 7)
  21. 🔍 31% Alleluia (ant. mode 5)Alleluia (ant. mode 5)
  22. 🔍 30% Alleluia (ad communionem mode 5)Alleluia (ad communionem mode 5)
  23. 🔍 30% Alleluia (ant. mode 2)Alleluia (ant. mode 2)
  24. 🔍 30% Quod dico vobisQuod dico vobis
  25. 🔍 30% Alleluia (ad communionem mode 7)Alleluia (ad communionem mode 7)
  26. 🔍 30% Alleluia (ad Evangelium)Alleluia (ad Evangelium)
  27. 🔍 29% Spiritus SanctusSpiritus Sanctus
  28. 🔍 27% In omnem terramIn omnem terram
  29. 🔍 26% RequiescantRequiescant
  30. 🔍 26% Pascha nostrumPascha nostrum
  31. 🔍 26% Hic est sacerdosHic est sacerdos
  32. 🔍 26% Mitte manum... alleluiaMitte manum... alleluia
  33. 🔍 25% Alleluia (ad introitum mode 4)Alleluia (ad introitum mode 4)
  34. 🔍 25% Gaudeamus ... EdmundGaudeamus ... Edmund
  35. 🔍 25% Si quis sititSi quis sitit
  36. 🔍 25% Semel juraviSemel juravi
  37. 🔍 25% Alleluia (modi communes post offertorium - III)Alleluia (modi communes post offertorium - III)
  38. 🔍 25% Jacob autemJacob autem
  39. 🔍 25% Benedicite omnes AngeliBenedicite omnes Angeli
  40. 🔍 25% Alleluia (modi communes post offertorium - IV)Alleluia (modi communes post offertorium - IV)
  41. 🔍 25% Ego sum pastor ... alleluyaEgo sum pastor ... alleluya
  42. 🔍 24% Tanto temporeTanto tempore
  43. 🔍 24% Alleluia (ad offertorium mode 6) Alleluia (ad offertorium mode 6)
  44. 🔍 24% Tu es PetrusTu es Petrus
  45. 🔍 24% Alleluia (modi communes post offertorium - VI)Alleluia (modi communes post offertorium - VI)
  46. 🔍 23% Alleluia (modi communes post officium - III)Alleluia (modi communes post officium - III)
  47. 🔍 23% Lumen gentiumLumen gentium
  48. 🔍 23% Beata visceraBeata viscera
  49. 🔍 23% Misericordia DominiMisericordia Domini
  50. 🔍 23% Gaudete justiGaudete justi
  51. 🔍 23% Alleluia (modi communes post officium - IV)Alleluia (modi communes post officium - IV)
  52. 🔍 23% ConfitebunturConfitebuntur
  53. 🔍 23% Alleluia (modi communes post offertorium - I)Alleluia (modi communes post offertorium - I)
  54. 🔍 23% Tu es PetrusTu es Petrus
  55. 🔍 23% Quasi modoQuasi modo
  56. 🔍 23% Protexisti meProtexisti me
  57. 🔍 22% Spiritus DominiSpiritus Domini
  58. 🔍 22% Per signum CrucisPer signum Crucis
  59. 🔍 22% Jubilate DeoJubilate Deo
  60. 🔍 22% ExclamaveruntExclamaverunt
  61. 🔍 22% Alleluia (modi communes post officium - VI)Alleluia (modi communes post officium - VI)
  62. 🔍 22% Alleluia alleluia alleluia (Secunda T.P. in III Nocturno)Alleluia alleluia alleluia (Secunda T.P. in III Nocturno)
  63. 🔍 22% Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)
  64. 🔍 22% Alleluia (modi communes post officium - VIII)Alleluia (modi communes post officium - VIII)
  65. 🔍 22% Alleluia (modi communes post officium - I)Alleluia (modi communes post officium - I)