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% Oleum effusumOleum effusum
  2. 🔍 62% Oleum effusum nomenOleum effusum nomen
  3. 🔍 58% Oleum effusumOleum effusum
  4. 🔍 51% Oleum effusumOleum effusum
  5. 🔍 42% Unguentum effusumUnguentum effusum
  6. 🔍 36% Trahe me... oleumTrahe me... oleum
  7. 🔍 32% In odoremIn odorem
  8. 🔍 27% Trahe me... oleumTrahe me... oleum
  9. 🔍 26% Tunc surrexeruntTunc surrexerunt
  10. 🔍 25% Magnificate DominumMagnificate Dominum
  11. 🔍 25% Ecce ancillaEcce ancilla
  12. 🔍 25% Ecce veniet desideratusEcce veniet desideratus
  13. 🔍 24% AscendoAscendo
  14. 🔍 24% Ecce puerEcce puer
  15. 🔍 24% InveneruntInvenerunt
  16. 🔍 23% Qui me confessusQui me confessus
  17. 🔍 23% LaudamusLaudamus
  18. 🔍 23% In odoremIn odorem
  19. 🔍 23% Beati pacificiBeati pacifici
  20. 🔍 23% Clarifica meClarifica me
  21. 🔍 23% Tulerunt DominumTulerunt Dominum
  22. 🔍 23% Ascendit DeusAscendit Deus
  23. 🔍 23% Deus tu conversusDeus tu conversus
  24. 🔍 23% Cumque intuerenturCumque intuerentur
  25. 🔍 23% Laetatus sumLaetatus sum
  26. 🔍 23% In odoreIn odore
  27. 🔍 22% Ille me clarificabitIlle me clarificabit
  28. 🔍 22% SanctificavitSanctificavit
  29. 🔍 22% Et ecce apparueruntEt ecce apparuerunt
  30. 🔍 22% Ego sum panis (I)Ego sum panis (I)
  31. 🔍 22% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  32. 🔍 22% Spiritus sanctus in te (I)Spiritus sanctus in te (I)
  33. 🔍 22% Ecce crucem DominiEcce crucem Domini
  34. 🔍 22% Tu autem DomineTu autem Domine
  35. 🔍 22% Spiritus sanctus in te (II)Spiritus sanctus in te (II)
  36. 🔍 22% Propter nomenPropter nomen
  37. 🔍 22% Sub tuum praesidiumSub tuum praesidium
  38. 🔍 22% Paulus... JulianoPaulus... Juliano
  39. 🔍 22% Amen... dico... qui creditAmen... dico... qui credit
  40. 🔍 22% Amen... dico... qui nonAmen... dico... qui non
  41. 🔍 22% Zachaee festinansZachaee festinans
  42. 🔍 22% Alleluia tuus sum egoAlleluia tuus sum ego
  43. 🔍 21% Tu gloria Jerusalem (II)Tu gloria Jerusalem (II)
  44. 🔍 21% Alleluia (ant. mode 4)Alleluia (ant. mode 4)
  45. 🔍 21% Alleluia (ant. mode 3)Alleluia (ant. mode 3)
  46. 🔍 21% Transeunte DominoTranseunte Domino
  47. 🔍 21% Ave MariaAve Maria
  48. 🔍 21% Hodie completi suntHodie completi sunt
  49. 🔍 21% Joannes... dixeruntJoannes... dixerunt
  50. 🔍 21% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  51. 🔍 21% Domine refugiumDomine refugium
  52. 🔍 21% BenedictionemBenedictionem
  53. 🔍 21% Exsultavit... in DominoExsultavit... in Domino
  54. 🔍 21% InundaveruntInundaverunt
  55. 🔍 21% Viderunt te aquaeViderunt te aquae
  56. 🔍 21% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  57. 🔍 21% Ego sum panis vivusEgo sum panis vivus
  58. 🔍 21% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  59. 🔍 21% Laetabitur (II)Laetabitur (II)
  60. 🔍 21% Beata es MariaBeata es Maria
  61. 🔍 21% Joannes vocabiturJoannes vocabitur
  62. 🔍 21% Ecce in nubibusEcce in nubibus
  63. 🔍 21% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  64. 🔍 21% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  65. 🔍 21% Alleluia faciem tuamAlleluia faciem tuam