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% Ioannes autemIoannes autem
  2. 🔍 80% Ioannes quidemIoannes quidem
  3. 🔍 45% Ecce de quo IoannesEcce de quo Ioannes
  4. 🔍 41% Ioannes autem cum audissetIoannes autem cum audisset
  5. 🔍 41% Ioannes autem cum audissetIoannes autem cum audisset
  6. 🔍 39% Praecursor IoannesPraecursor Ioannes
  7. 🔍 33% Ego sum lux mundi ... non ambulat (Mode 1d)Ego sum lux mundi ... non ambulat (Mode 1d)
  8. 🔍 33% Baptizatur ChristusBaptizatur Christus
  9. 🔍 32% Dominus quidem IesusDominus quidem Iesus
  10. 🔍 32% Non aufereturNon auferetur
  11. 🔍 32% Non aufereturNon auferetur
  12. 🔍 31% Respondens autemRespondens autem
  13. 🔍 31% Respondens eisRespondens eis
  14. 🔍 31% Traditor autemTraditor autem
  15. 🔍 31% Super ripamSuper ripam
  16. 🔍 31% Peccati aculeusPeccati aculeus
  17. 🔍 31% Cenantibus autemCenantibus autem
  18. 🔍 30% Ecce puer meusEcce puer meus
  19. 🔍 30% Ave MariaAve Maria
  20. 🔍 30% Hodie completi suntHodie completi sunt
  21. 🔍 30% Stans a longeStans a longe
  22. 🔍 30% Domine clamaviDomine clamavi
  23. 🔍 30% Ego baptizavi vosEgo baptizavi vos
  24. 🔍 30% Ave MariaAve Maria
  25. 🔍 30% Iesus autem transiensIesus autem transiens
  26. 🔍 30% In domum DominiIn domum Domini
  27. 🔍 30% Descendit SpiritusDescendit Spiritus
  28. 🔍 30% Domine ecce quemDomine ecce quem
  29. 🔍 30% Ego autem ad DominumEgo autem ad Dominum
  30. 🔍 30% Ego autem ad DominumEgo autem ad Dominum
  31. 🔍 29% Surrexit Dominus 1Surrexit Dominus 1
  32. 🔍 29% Tribus miraculisTribus miraculis
  33. 🔍 29% Domus meaDomus mea
  34. 🔍 29% Appropinquabat autemAppropinquabat autem
  35. 🔍 29% Audientes autemAudientes autem
  36. 🔍 29% Te qui in SpirituTe qui in Spiritu
  37. 🔍 29% Evangelium meumEvangelium meum
  38. 🔍 29% Sic benedicamSic benedicam
  39. 🔍 29% In DominoIn Domino
  40. 🔍 29% Factum est verbumFactum est verbum
  41. 🔍 29% Factum est verbumFactum est verbum
  42. 🔍 28% Iacob autemIacob autem
  43. 🔍 28% O vos omnesO vos omnes
  44. 🔍 28% Dixit Dominus Iesus Ego sum panisDixit Dominus Iesus Ego sum panis
  45. 🔍 28% Exspectate promissumExspectate promissum
  46. 🔍 28% Manete autemManete autem
  47. 🔍 28% Hodie natus estHodie natus est
  48. 🔍 28% Ego autem cum iustitiaEgo autem cum iustitia
  49. 🔍 28% Sic venietSic veniet
  50. 🔍 28% Domine Deus salutis (Mode 4*e)Domine Deus salutis (Mode 4*e)
  51. 🔍 28% Clamabat Dominus IesusClamabat Dominus Iesus
  52. 🔍 28% Stans autem IesusStans autem Iesus
  53. 🔍 28% Spiritus Domini superSpiritus Domini super
  54. 🔍 28% Spiritus Domini superSpiritus Domini super
  55. 🔍 28% Veniet Dominus et nonVeniet Dominus et non
  56. 🔍 28% Veniet Dominus et nonVeniet Dominus et non
  57. 🔍 28% Miserere mihi DomineMiserere mihi Domine
  58. 🔍 28% A summo caeloA summo caelo
  59. 🔍 28% Domine in caeloDomine in caelo
  60. 🔍 28% Hodie scietisHodie scietis
  61. 🔍 28% Maria autem conservabatMaria autem conservabat
  62. 🔍 28% Exsultemus in DominoExsultemus in Domino
  63. 🔍 28% Ascendit DeusAscendit Deus
  64. 🔍 28% Dum transfigurareturDum transfiguraretur
  65. 🔍 28% Omnes gentesOmnes gentes