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% Cum esset seroCum esset sero
  2. 🔍 91% Cum esset sero dieCum esset sero die
  3. 🔍 73% Cum esset seroCum esset sero
  4. 🔍 72% Cum esset seroCum esset sero
  5. 🔍 68% Cum esset seroCum esset sero
  6. 🔍 63% Cum esset seroCum esset sero
  7. 🔍 39% Surgens Jesus Dominus nosterSurgens Jesus Dominus noster
  8. 🔍 37% Stetit Jesus in medioStetit Jesus in medio
  9. 🔍 33% Stetit JesusStetit Jesus
  10. 🔍 32% Post dies octoPost dies octo
  11. 🔍 32% Dum esset summusDum esset summus
  12. 🔍 31% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  13. 🔍 31% Hodie completi suntHodie completi sunt
  14. 🔍 31% Hodie completi sunt diesHodie completi sunt dies
  15. 🔍 31% Dum esset summus pontifexDum esset summus pontifex
  16. 🔍 30% At Jesus conversusAt Jesus conversus
  17. 🔍 30% Vobis datum estVobis datum est
  18. 🔍 30% Filiae Jerusalem veniteFiliae Jerusalem venite
  19. 🔍 30% Stetit JesusStetit Jesus
  20. 🔍 29% Joannes autemJoannes autem
  21. 🔍 29% Filiae JerusalemFiliae Jerusalem
  22. 🔍 29% Stans beata AgathaStans beata Agatha
  23. 🔍 29% Cum videritisCum videritis
  24. 🔍 29% Stans beata AgathaStans beata Agatha
  25. 🔍 28% Gloria in excelsisGloria in excelsis
  26. 🔍 28% Judaea et JerusalemJudaea et Jerusalem
  27. 🔍 28% Ne timeasNe timeas
  28. 🔍 28% Illi ergo hominesIlli ergo homines
  29. 🔍 28% Illi ergo hominesIlli ergo homines
  30. 🔍 28% Exiit sermoExiit sermo
  31. 🔍 28% Cum esset desponsata (19 Martii)Cum esset desponsata (19 Martii)
  32. 🔍 28% Cum audisset JobCum audisset Job
  33. 🔍 27% Tradent enim vosTradent enim vos
  34. 🔍 27% Colligite primumColligite primum
  35. 🔍 27% Colligite primumColligite primum
  36. 🔍 27% Ne timeas... alleluiaNe timeas... alleluia
  37. 🔍 27% Dum esset rexDum esset rex
  38. 🔍 27% Exaudiat DominusExaudiat Dominus
  39. 🔍 27% Exiit sermo interExiit sermo inter
  40. 🔍 27% Cum pervenisset beatusCum pervenisset beatus
  41. 🔍 27% O crux splendidiorO crux splendidior
  42. 🔍 27% Exsultet orbis gaudiisExsultet orbis gaudiis
  43. 🔍 27% Abiit JesusAbiit Jesus
  44. 🔍 27% Cum vidisset Jesus MatremCum vidisset Jesus Matrem
  45. 🔍 27% Tradent enim vos in conciliisTradent enim vos in conciliis
  46. 🔍 27% Pax vobis ego sumPax vobis ego sum
  47. 🔍 27% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  48. 🔍 27% Cum turba multaCum turba multa
  49. 🔍 27% Haec locutus sum vobisHaec locutus sum vobis
  50. 🔍 27% Dum medium silentiumDum medium silentium
  51. 🔍 26% Veniet Dominus et nonVeniet Dominus et non
  52. 🔍 26% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  53. 🔍 26% Subiit ergoSubiit ergo
  54. 🔍 26% Gabriel Angelus... EcceGabriel Angelus... Ecce
  55. 🔍 26% Joseph vir ejusJoseph vir ejus
  56. 🔍 26% Exsultet orbis gaudiisExsultet orbis gaudiis
  57. 🔍 26% Ibat JesusIbat Jesus
  58. 🔍 26% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  59. 🔍 26% Regina caeli (Off. BMV in Sab. T.P.)Regina caeli (Off. BMV in Sab. T.P.)
  60. 🔍 26% Et cum ejecissetEt cum ejecisset
  61. 🔍 26% Jesus junxit seJesus junxit se
  62. 🔍 26% Dominum DeumDominum Deum
  63. 🔍 26% Angelus Gabriel apparuitAngelus Gabriel apparuit
  64. 🔍 26% Accepit ergoAccepit ergo
  65. 🔍 26% Christus JesusChristus Jesus