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% Martinus Abrahae sinuMartinus Abrahae sinu
  2. 🔍 88% Martinus Abrahae sinuMartinus Abrahae sinu
  3. 🔍 71% Martinus Abrahae sinuMartinus Abrahae sinu
  4. 🔍 69% Martinus Abrahae sinuMartinus Abrahae sinu
  5. 🔍 42% Gaude SionGaude Sion
  6. 🔍 36% Martinus AbrahaeMartinus Abrahae
  7. 🔍 24% Cumque intuerenturCumque intuerentur
  8. 🔍 24% Cantantibus organisCantantibus organis
  9. 🔍 24% Quodcumque ligaverisQuodcumque ligaveris
  10. 🔍 24% Quodcumque ligaverisQuodcumque ligaveris
  11. 🔍 24% Paulus et Joannes dixerunt ad TerentPaulus et Joannes dixerunt ad Terent
  12. 🔍 23% Cantantibus organisCantantibus organis
  13. 🔍 23% Christus Dei FiliusChristus Dei Filius
  14. 🔍 23% Suscitabit DeusSuscitabit Deus
  15. 🔍 22% Cumque intuerenturCumque intuerentur
  16. 🔍 22% Sancte Paule ApostoleSancte Paule Apostole
  17. 🔍 22% Sub throno DeiSub throno Dei
  18. 🔍 21% Quod uni ex minimisQuod uni ex minimis
  19. 🔍 21% Jesus junxit seJesus junxit se
  20. 🔍 21% Cumque intuerenturCumque intuerentur
  21. 🔍 21% Pacificus vocabiturPacificus vocabitur
  22. 🔍 21% O MartineO Martine
  23. 🔍 20% Christus est vitaChristus est vita
  24. 🔍 20% Orietur sicut solOrietur sicut sol
  25. 🔍 20% Quodcumque in orbeQuodcumque in orbe
  26. 🔍 20% Cum turba multa essetCum turba multa esset
  27. 🔍 20% Jesus junxit seJesus junxit se
  28. 🔍 20% Invicte Martyr unicumInvicte Martyr unicum
  29. 🔍 20% Egredietur virgaEgredietur virga
  30. 🔍 20% Magister scimus quia verax esMagister scimus quia verax es
  31. 🔍 20% Omnes SanctiOmnes Sancti
  32. 🔍 20% Collocet eum DominusCollocet eum Dominus
  33. 🔍 20% Pacificus vocabiturPacificus vocabitur
  34. 🔍 20% Sancti et justi in DominoSancti et justi in Domino
  35. 🔍 20% Iste Confessor (Conf. Bishop) 3Iste Confessor (Conf. Bishop) 3
  36. 🔍 19% Laurentius ingressus estLaurentius ingressus est
  37. 🔍 19% GenuistiGenuisti
  38. 🔍 19% Lapides pretiosiLapides pretiosi
  39. 🔍 19% O MartineO Martine
  40. 🔍 19% Laudate Deum caeliLaudate Deum caeli
  41. 🔍 19% Laurentius ingressus estLaurentius ingressus est
  42. 🔍 19% Quodcumque in orbeQuodcumque in orbe
  43. 🔍 19% Pauper hicPauper hic
  44. 🔍 19% Descendit de caelisDescendit de caelis
  45. 🔍 19% Ante sex diesAnte sex dies
  46. 🔍 19% Spiritus Domini replevitSpiritus Domini replevit
  47. 🔍 19% Sancti et justiSancti et justi
  48. 🔍 19% Tolle quod tuum estTolle quod tuum est
  49. 🔍 19% Martyris ChristiMartyris Christi
  50. 🔍 18% Salve mundiSalve mundi
  51. 🔍 18% Quodcumque ligaverisQuodcumque ligaveris
  52. 🔍 18% Omnis sapientiaOmnis sapientia
  53. 🔍 18% Lapides pretiosiLapides pretiosi
  54. 🔍 18% SuscitabitSuscitabit
  55. 🔍 18% Gaude Maria Virgo (Resp.)Gaude Maria Virgo (Resp.)
  56. 🔍 18% Vidi turbam magnamVidi turbam magnam
  57. 🔍 18% Angelorum escaAngelorum esca
  58. 🔍 18% Venite exsultemus VIVenite exsultemus VI
  59. 🔍 18% Rex Christe Martini decusRex Christe Martini decus
  60. 🔍 18% Laetitia sempiternaLaetitia sempiterna
  61. 🔍 18% Cantantibus organisCantantibus organis
  62. 🔍 18% Alleluia LaudateAlleluia Laudate
  63. 🔍 18% Venite exultemus IV GVenite exultemus IV G
  64. 🔍 18% Omnes sanctiOmnes sancti
  65. 🔍 18% Hodie Simon PetrusHodie Simon Petrus