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% Nolite judicareNolite judicare
  2. 🔍 85% Nolite judicareNolite judicare
  3. 🔍 73% Nolite judicareNolite judicare
  4. 🔍 34% Nolite iudicareNolite iudicare
  5. 🔍 32% Nolite iudicareNolite iudicare
  6. 🔍 30% Justificeris DomineJustificeris Domine
  7. 🔍 30% Paulus et Joannes... ad TerentianumPaulus et Joannes... ad Terentianum
  8. 🔍 29% Clamavi in totoClamavi in toto
  9. 🔍 29% Justificeris DomineJustificeris Domine
  10. 🔍 29% Juravit DominusJuravit Dominus
  11. 🔍 28% Itaque quicumque manducaveritItaque quicumque manducaverit
  12. 🔍 28% Os justiOs justi
  13. 🔍 28% Beata es Maria (Visitation)Beata es Maria (Visitation)
  14. 🔍 28% Judaea et JerusalemJudaea et Jerusalem
  15. 🔍 27% Judicii signumJudicii signum
  16. 🔍 27% Sancte Paule ApostoleSancte Paule Apostole
  17. 🔍 27% Et nunc regesEt nunc reges
  18. 🔍 27% Voca operariosVoca operarios
  19. 🔍 27% Laetamini in DominoLaetamini in Domino
  20. 🔍 26% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  21. 🔍 26% Reposita estReposita est
  22. 🔍 26% Hodie scietisHodie scietis
  23. 🔍 26% Ideo jurejurandoIdeo jurejurando
  24. 🔍 26% Respexit meRespexit me
  25. 🔍 25% Juvenes et virginesJuvenes et virgines
  26. 🔍 25% Justi autemJusti autem
  27. 🔍 25% DelictaDelicta
  28. 🔍 25% Te Deum PatremTe Deum Patrem
  29. 🔍 25% Venite exultemus DominoVenite exultemus Domino
  30. 🔍 25% JustificerisJustificeris
  31. 🔍 25% Dixit Dominus DominoDixit Dominus Domino
  32. 🔍 25% Deus adjuvat meDeus adjuvat me
  33. 🔍 25% Dixit autem dominusDixit autem dominus
  34. 🔍 25% Sancti et justiSancti et justi
  35. 🔍 25% Quid faciamQuid faciam
  36. 🔍 25% Nolite timereNolite timere
  37. 🔍 25% Adjutorium nostrumAdjutorium nostrum
  38. 🔍 25% Angelus Domini apparuitAngelus Domini apparuit
  39. 🔍 25% Hodie nomen tuumHodie nomen tuum
  40. 🔍 25% Fratres: Convenientibus vobis in unumFratres: Convenientibus vobis in unum
  41. 🔍 25% Christus natus est nobisChristus natus est nobis
  42. 🔍 24% Hodie Christus natus estHodie Christus natus est
  43. 🔍 24% In tua justitiaIn tua justitia
  44. 🔍 24% Hoc signumHoc signum
  45. 🔍 24% Maternitas tuaMaternitas tua
  46. 🔍 24% Paulus et Joannes... JulianoPaulus et Joannes... Juliano
  47. 🔍 24% Justus es DomineJustus es Domine
  48. 🔍 24% ConvertereConvertere
  49. 🔍 24% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  50. 🔍 24% Os justiOs justi
  51. 🔍 24% Dicebat JesusDicebat Jesus
  52. 🔍 24% Dixit Dominus ad NoeDixit Dominus ad Noe
  53. 🔍 23% Justus germinabitJustus germinabit
  54. 🔍 23% Ego qui loquorEgo qui loquor
  55. 🔍 23% Spiritus et animaeSpiritus et animae
  56. 🔍 23% Lapides torrentesLapides torrentes
  57. 🔍 23% Ne timeasNe timeas
  58. 🔍 23% Nolite timereNolite timere
  59. 🔍 23% Usque modoUsque modo
  60. 🔍 23% Loquere DomineLoquere Domine
  61. 🔍 23% Loquere DomineLoquere Domine
  62. 🔍 23% Respondens autem AngelusRespondens autem Angelus
  63. 🔍 23% Qui persequebantur justumQui persequebantur justum
  64. 🔍 23% De ore leonisDe ore leonis
  65. 🔍 23% Magna opera DominiMagna opera Domini