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% ModicumModicum
  2. 🔍 39% Spiritus quiSpiritus qui
  3. 🔍 39% Spiritus SanctusSpiritus Sanctus
  4. 🔍 36% PetitePetite
  5. 🔍 35% Mitte manum... alleluiaMitte manum... alleluia
  6. 🔍 34% Viri GalilaeiViri Galilaei
  7. 🔍 34% ModicumModicum
  8. 🔍 33% Accipite jucunditatemAccipite jucunditatem
  9. 🔍 31% Jubilate DeoJubilate Deo
  10. 🔍 31% Ego sum pastor ... alleluyaEgo sum pastor ... alleluya
  11. 🔍 30% Pascha nostrumPascha nostrum
  12. 🔍 30% Si quis sititSi quis sitit
  13. 🔍 30% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  14. 🔍 30% Aqua sapientiaeAqua sapientiae
  15. 🔍 30% Cantate DominoCantate Domino
  16. 🔍 29% Tanto temporeTanto tempore
  17. 🔍 29% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  18. 🔍 29% Pater cum essemPater cum essem
  19. 🔍 28% Quasi modoQuasi modo
  20. 🔍 27% Alleluia (ad introitum mode 3)Alleluia (ad introitum mode 3)
  21. 🔍 27% Ecce virgoEcce virgo
  22. 🔍 27% ResurrexiResurrexi
  23. 🔍 27% Spiritus DominiSpiritus Domini
  24. 🔍 26% Dum sanctificatusDum sanctificatus
  25. 🔍 26% ModicumModicum
  26. 🔍 26% In omnem terramIn omnem terram
  27. 🔍 26% Laetabitur justusLaetabitur justus
  28. 🔍 25% RevelabiturRevelabitur
  29. 🔍 25% Vocem jucunditatisVocem jucunditatis
  30. 🔍 25% Benedicite omnes AngeliBenedicite omnes Angeli
  31. 🔍 25% Misericordia DominiMisericordia Domini
  32. 🔍 25% Gloria (Introits tone 6)Gloria (Introits tone 6)
  33. 🔍 25% Introduxit nos DominusIntroduxit nos Dominus
  34. 🔍 25% Cantate DominoCantate Domino
  35. 🔍 25% ExclamaveruntExclamaverunt
  36. 🔍 25% Gloria (Introits tone 2)Gloria (Introits tone 2)
  37. 🔍 24% Cibavit eosCibavit eos
  38. 🔍 24% Hodie scietisHodie scietis
  39. 🔍 24% Quod dico vobisQuod dico vobis
  40. 🔍 24% Omnes gentesOmnes gentes
  41. 🔍 24% Ecce dediEcce dedi
  42. 🔍 24% Protexisti meProtexisti me
  43. 🔍 23% Domus meaDomus mea
  44. 🔍 23% Amen dico vobis quidquidAmen dico vobis quidquid
  45. 🔍 23% Dum venerit ParaclitusDum venerit Paraclitus
  46. 🔍 23% Angeli ArchangeliAngeli Archangeli
  47. 🔍 23% Sacerdotes DominiSacerdotes Domini
  48. 🔍 23% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  49. 🔍 23% ExaudivitExaudivit
  50. 🔍 23% Exaudi DomineExaudi Domine
  51. 🔍 23% LaetaminiLaetamini
  52. 🔍 23% ModicumModicum
  53. 🔍 23% Gloria (Introits tone 4)Gloria (Introits tone 4)
  54. 🔍 23% Sacerdotes DeiSacerdotes Dei
  55. 🔍 22% ModicumModicum
  56. 🔍 22% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  57. 🔍 22% Si consurrexistisSi consurrexistis
  58. 🔍 22% CogitationesCogitationes
  59. 🔍 22% Semel juraviSemel juravi
  60. 🔍 22% Gaudete justiGaudete justi
  61. 🔍 22% Factus estFactus est
  62. 🔍 22% Nos autemNos autem
  63. 🔍 22% Fili quid fecistiFili quid fecisti
  64. 🔍 22% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  65. 🔍 21% Tollite portasTollite portas