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% Andreas Christi famulusAndreas Christi famulus
  2. 🔍 81% Andreas Christi famulusAndreas Christi famulus
  3. 🔍 71% Andreas Christi famulusAndreas Christi famulus
  4. 🔍 68% AndreasAndreas
  5. 🔍 33% Maximilla Christo amabilisMaximilla Christo amabilis
  6. 🔍 26% Maximilla Christo amabilisMaximilla Christo amabilis
  7. 🔍 23% Beatus AndreasBeatus Andreas
  8. 🔍 23% Andreas veroAndreas vero
  9. 🔍 22% Dixit AndreasDixit Andreas
  10. 🔍 22% Dixit AndreasDixit Andreas
  11. 🔍 22% Beatus AndreasBeatus Andreas
  12. 🔍 22% Crastina erit vobisCrastina erit vobis
  13. 🔍 21% Beatus Andreas orabatBeatus Andreas orabat
  14. 🔍 21% Dicit AndreasDicit Andreas
  15. 🔍 20% Dicit AndreasDicit Andreas
  16. 🔍 20% Beatus AndreasBeatus Andreas
  17. 🔍 20% Erat Andreas fraterErat Andreas frater
  18. 🔍 20% Beatus populusBeatus populus
  19. 🔍 20% Venite exsultemus VIVenite exsultemus VI
  20. 🔍 19% Dicit AndreasDicit Andreas
  21. 🔍 19% Qui persequebantur justumQui persequebantur justum
  22. 🔍 19% Gloria IIGloria II
  23. 🔍 19% Beatus PetrusBeatus Petrus
  24. 🔍 18% Virgo gloriosa semperVirgo gloriosa semper
  25. 🔍 18% Quis es tu qui venistiQuis es tu qui venisti
  26. 🔍 18% Veni sponsa ChristiVeni sponsa Christi
  27. 🔍 18% Petrus Apostolus et PaulusPetrus Apostolus et Paulus
  28. 🔍 18% Ego in altissimis habitoEgo in altissimis habito
  29. 🔍 18% Venite exsultemus IIVenite exsultemus II
  30. 🔍 18% Veni sponsa Christi (II Vesperis)Veni sponsa Christi (II Vesperis)
  31. 🔍 18% Dixit Angelus ad PetrumDixit Angelus ad Petrum
  32. 🔍 18% Dixit Angelus ad PetrumDixit Angelus ad Petrum
  33. 🔍 18% Ad coenamAd coenam
  34. 🔍 18% Ad CoenamAd Coenam
  35. 🔍 18% Qui persequebantur justumQui persequebantur justum
  36. 🔍 17% Petrus ApostolusPetrus Apostolus
  37. 🔍 17% Sanctorum meritis 2Sanctorum meritis 2
  38. 🔍 17% Lumen ChristiLumen Christi
  39. 🔍 17% De Sion veniet DominusDe Sion veniet Dominus
  40. 🔍 17% Gloria XVGloria XV
  41. 🔍 17% Beatus populusBeatus populus
  42. 🔍 17% Unus ex duobusUnus ex duobus
  43. 🔍 17% Fortem virili pectore (Saint Helena)Fortem virili pectore (Saint Helena)
  44. 🔍 17% Non licet mihiNon licet mihi
  45. 🔍 17% Unus ex duobusUnus ex duobus
  46. 🔍 17% Ego sum Raphael ... alleluiaEgo sum Raphael ... alleluia
  47. 🔍 17% Fortem virili pectoreFortem virili pectore
  48. 🔍 17% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  49. 🔍 17% Rector ætérniRector ætérni
  50. 🔍 17% Per te Lucia VirgoPer te Lucia Virgo
  51. 🔍 17% Petrus ApostolusPetrus Apostolus
  52. 🔍 17% Et ecce terraemotusEt ecce terraemotus
  53. 🔍 17% Cum pervenisset beatus AndreasCum pervenisset beatus Andreas
  54. 🔍 17% Illuminatio meaIlluminatio mea
  55. 🔍 17% Crastina erit vobisCrastina erit vobis
  56. 🔍 17% Unus ex duobusUnus ex duobus
  57. 🔍 16% Veni sponsa Christi (I Vesperis)Veni sponsa Christi (I Vesperis)
  58. 🔍 16% Ecce mitto AngelumEcce mitto Angelum
  59. 🔍 16% Quis es tuQuis es tu
  60. 🔍 16% Hodie Simon PetrusHodie Simon Petrus
  61. 🔍 16% Hodie Simon PetrusHodie Simon Petrus
  62. 🔍 16% Te lucis ante terminum (In Festis)Te lucis ante terminum (In Festis)
  63. 🔍 16% Fortem virili pectore (per annum)Fortem virili pectore (per annum)
  64. 🔍 16% O sol salutis intimisO sol salutis intimis
  65. 🔍 16% Ne timeasNe timeas