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% Congaudete mecumCongaudete mecum
  2. 🔍 74% Congaudete mecumCongaudete mecum
  3. 🔍 72% CongaudeteCongaudete
  4. 🔍 68% CongaudeteCongaudete
  5. 🔍 29% Mecum enimMecum enim
  6. 🔍 24% Cum his qui oderuntCum his qui oderunt
  7. 🔍 23% Conversus estConversus est
  8. 🔍 23% Mecum enim habeoMecum enim habeo
  9. 🔍 22% Cum turba plurimaCum turba plurima
  10. 🔍 22% Cum his qui oderuntCum his qui oderunt
  11. 🔍 22% Cum his qui oderuntCum his qui oderunt
  12. 🔍 22% Sedere autem mecumSedere autem mecum
  13. 🔍 22% Haec femina laudabilisHaec femina laudabilis
  14. 🔍 21% Tecum principiumTecum principium
  15. 🔍 21% Resonet in laudibusResonet in laudibus
  16. 🔍 21% Resonet in laudibusResonet in laudibus
  17. 🔍 20% Mecum sitMecum sit
  18. 🔍 20% Sana animam meamSana animam meam
  19. 🔍 20% Angelus autem DominiAngelus autem Domini
  20. 🔍 20% Cum accepissetCum accepisset
  21. 🔍 20% Mecum enimMecum enim
  22. 🔍 20% Ave MariaAve Maria
  23. 🔍 20% Hae feminae laudabilesHae feminae laudabiles
  24. 🔍 20% Te lucis ante terminum (In Festis Majoribus)Te lucis ante terminum (In Festis Majoribus)
  25. 🔍 19% Redime me DomineRedime me Domine
  26. 🔍 19% Ambulabunt mecumAmbulabunt mecum
  27. 🔍 19% Laetamini cum JerusalemLaetamini cum Jerusalem
  28. 🔍 19% Christe qui splendor (in festis)Christe qui splendor (in festis)
  29. 🔍 19% Descendit Jesus cum eis (Ant.)Descendit Jesus cum eis (Ant.)
  30. 🔍 19% Ego daemoniumEgo daemonium
  31. 🔍 19% Lex veritatisLex veritatis
  32. 🔍 18% O beata animaO beata anima
  33. 🔍 18% Conversus estConversus est
  34. 🔍 18% Te lucis ante terminum (In Festis)Te lucis ante terminum (In Festis)
  35. 🔍 18% Miserere mei... secundumMiserere mei... secundum
  36. 🔍 18% ContumeliasContumelias
  37. 🔍 18% Beata es MariaBeata es Maria
  38. 🔍 18% Et respicientesEt respicientes
  39. 🔍 18% Cum his qui oderuntCum his qui oderunt
  40. 🔍 18% Simon dormisSimon dormis
  41. 🔍 18% O Doctor optime (nomina doctorum)O Doctor optime (nomina doctorum)
  42. 🔍 18% Cum turba plurimaCum turba plurima
  43. 🔍 18% Improperium... simul mecumImproperium... simul mecum
  44. 🔍 18% Sedere autem mecumSedere autem mecum
  45. 🔍 18% Usque modoUsque modo
  46. 🔍 18% Servite DominoServite Domino
  47. 🔍 18% Et intravit cum illisEt intravit cum illis
  48. 🔍 18% Ne perdas cum impiisNe perdas cum impiis
  49. 🔍 18% Cenantibus autemCenantibus autem
  50. 🔍 18% Gloria Libani data estGloria Libani data est
  51. 🔍 18% Ecce quod concupiviEcce quod concupivi
  52. 🔍 18% Angelus autem DominiAngelus autem Domini
  53. 🔍 18% Fortem virili pectore (per annum)Fortem virili pectore (per annum)
  54. 🔍 18% Et intravit cum illisEt intravit cum illis
  55. 🔍 18% Fac mecumFac mecum
  56. 🔍 18% Tradent enim vosTradent enim vos
  57. 🔍 18% Archangele MichaelArchangele Michael
  58. 🔍 18% Ego dormiviEgo dormivi
  59. 🔍 17% Nonne decemNonne decem
  60. 🔍 17% Angelus autem DominiAngelus autem Domini
  61. 🔍 17% Illuminare Domine his quiIlluminare Domine his qui
  62. 🔍 17% Coenantibus autemCoenantibus autem
  63. 🔍 17% Laude te civesLaude te cives
  64. 🔍 17% Dextera Domini fecitDextera Domini fecit
  65. 🔍 17% Ambulabunt mecum in albisAmbulabunt mecum in albis