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% Gaudete justiGaudete justi
  2. 🔍 65% Gaudete justiGaudete justi
  3. 🔍 45% Gaudete justiGaudete justi
  4. 🔍 40% Gaudete justiGaudete justi
  5. 🔍 36% Misericordia DominiMisericordia Domini
  6. 🔍 36% ExclamaveruntExclamaverunt
  7. 🔍 33% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  8. 🔍 33% Gaudeamus ... ThomasGaudeamus ... Thomas
  9. 🔍 30% CogitationesCogitationes
  10. 🔍 30% Sapientiam sanctorumSapientiam sanctorum
  11. 🔍 27% Justus ut palmaJustus ut palma
  12. 🔍 26% Benedicite omnes AngeliBenedicite omnes Angeli
  13. 🔍 26% Sacerdotes DeiSacerdotes Dei
  14. 🔍 26% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  15. 🔍 25% Assumpta estAssumpta est
  16. 🔍 25% LaetaminiLaetamini
  17. 🔍 24% Gloria et divitiaeGloria et divitiae
  18. 🔍 24% Justi epulenturJusti epulentur
  19. 🔍 24% Jubilate DeoJubilate Deo
  20. 🔍 23% GaudeteGaudete
  21. 🔍 23% Benedicite DominumBenedicite Dominum
  22. 🔍 23% Laudate DeumLaudate Deum
  23. 🔍 23% Justus es DomineJustus es Domine
  24. 🔍 22% Quod dico vobisQuod dico vobis
  25. 🔍 22% Os justiOs justi
  26. 🔍 22% In Nomine Jesu 1In Nomine Jesu 1
  27. 🔍 21% Benedicite DominumBenedicite Dominum
  28. 🔍 21% Benedicite DominoBenedicite Domino
  29. 🔍 21% LaetareLaetare
  30. 🔍 21% Angelus Domini descenditAngelus Domini descendit
  31. 🔍 21% Justus ut palmaJustus ut palma
  32. 🔍 21% Viri GalilaeiViri Galilaei
  33. 🔍 21% Custodi innocentiamCustodi innocentiam
  34. 🔍 21% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  35. 🔍 21% Laetabitur justusLaetabitur justus
  36. 🔍 20% Dum venerit ParaclitusDum venerit Paraclitus
  37. 🔍 20% Justus ut palmaJustus ut palma
  38. 🔍 20% Tu es vasTu es vas
  39. 🔍 20% Justorum animaeJustorum animae
  40. 🔍 20% Accipite jucunditatemAccipite jucunditatem
  41. 🔍 20% Attende caelumAttende caelum
  42. 🔍 20% Cantate DominoCantate Domino
  43. 🔍 20% Pascha nostrumPascha nostrum
  44. 🔍 20% Vocem jucunditatisVocem jucunditatis
  45. 🔍 20% De excelsoDe excelso
  46. 🔍 19% DispersitDispersit
  47. 🔍 19% Beatus vir qui timetBeatus vir qui timet
  48. 🔍 19% VisionemVisionem
  49. 🔍 19% Amen dico vobis quidquidAmen dico vobis quidquid
  50. 🔍 19% VideruntViderunt
  51. 🔍 19% Ascendit DeusAscendit Deus
  52. 🔍 19% Introduxit nos DominusIntroduxit nos Dominus
  53. 🔍 19% Semel juraviSemel juravi
  54. 🔍 19% In virtute tuaIn virtute tua
  55. 🔍 19% DilexistiDilexisti
  56. 🔍 19% De excelsoDe excelso
  57. 🔍 19% Tollite hostiasTollite hostias
  58. 🔍 19% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  59. 🔍 19% Confitebor tibiConfitebor tibi
  60. 🔍 19% Tui sunt caeliTui sunt caeli
  61. 🔍 19% Verba meaVerba mea
  62. 🔍 19% Justus germinabitJustus germinabit
  63. 🔍 19% In omnem terramIn omnem terram
  64. 🔍 19% Justorum animaeJustorum animae
  65. 🔍 19% Laudate pueriLaudate pueri