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% Gloria in excelsis DeoGloria in excelsis Deo
  2. 🔍 65% Gloria in excelsis DeoGloria in excelsis Deo
  3. 🔍 62% Gloria in excelsisGloria in excelsis
  4. 🔍 58% Gloria in excelsisGloria in excelsis
  5. 🔍 58% Gloria in excelsisGloria in excelsis
  6. 🔍 51% Gloria in excelsisGloria in excelsis
  7. 🔍 44% Facta es cum angeloFacta es cum angelo
  8. 🔍 36% Parvulus filiusParvulus filius
  9. 🔍 31% Alleluia Omnes GentesAlleluia Omnes Gentes
  10. 🔍 31% Facta est cum AngeloFacta est cum Angelo
  11. 🔍 31% Laudabo Deum meumLaudabo Deum meum
  12. 🔍 31% Et ut perfeceruntEt ut perfecerunt
  13. 🔍 31% Notum fecit DominusNotum fecit Dominus
  14. 🔍 31% Spiritus DominiSpiritus Domini
  15. 🔍 31% Omnes GentesOmnes Gentes
  16. 🔍 31% Facta est cum AngeloFacta est cum Angelo
  17. 🔍 30% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  18. 🔍 30% Alleluia (mode 8)Alleluia (mode 8)
  19. 🔍 30% Surrexit Christus et illuxitSurrexit Christus et illuxit
  20. 🔍 29% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  21. 🔍 29% Pax vobis ego sumPax vobis ego sum
  22. 🔍 29% Lux orta es super nosLux orta es super nos
  23. 🔍 29% Omnis spiritusOmnis spiritus
  24. 🔍 29% Genuit puerperaGenuit puerpera
  25. 🔍 29% Exsultabunt DominoExsultabunt Domino
  26. 🔍 29% AlleluiaAlleluia
  27. 🔍 29% Filii SionFilii Sion
  28. 🔍 28% Salus et gloria - mode IVSalus et gloria - mode IV
  29. 🔍 28% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  30. 🔍 28% Alleluia (mode 8)Alleluia (mode 8)
  31. 🔍 28% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  32. 🔍 28% Alleluia. (Sund. P. T. at Lauds I) Alleluia. (Sund. P. T. at Lauds I)
  33. 🔍 28% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  34. 🔍 28% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  35. 🔍 28% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  36. 🔍 28% Exaltabo te... alleluiaExaltabo te... alleluia
  37. 🔍 27% Quem vidistisQuem vidistis
  38. 🔍 27% Alleluia (Dominica per Annum ad Laudes)Alleluia (Dominica per Annum ad Laudes)
  39. 🔍 27% Angelus ad pastoresAngelus ad pastores
  40. 🔍 27% In excelsis laudateIn excelsis laudate
  41. 🔍 27% Exsurgat DeusExsurgat Deus
  42. 🔍 27% Alleluia (T.P. ad Nonam)Alleluia (T.P. ad Nonam)
  43. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  44. 🔍 27% Alleluia (Feria secunda ad primam)Alleluia (Feria secunda ad primam)
  45. 🔍 27% Spiritus Domini replevitSpiritus Domini replevit
  46. 🔍 27% Verbum caro factum estVerbum caro factum est
  47. 🔍 26% Si manseritis in meSi manseritis in me
  48. 🔍 26% Alleluia (Feria Secunda ad Sextam T.P.)Alleluia (Feria Secunda ad Sextam T.P.)
  49. 🔍 26% Alleluia ego sum vitisAlleluia ego sum vitis
  50. 🔍 26% AlleluiaAlleluia
  51. 🔍 26% Alleluia (T.P. ad Tertiam)Alleluia (T.P. ad Tertiam)
  52. 🔍 26% Alleluia Fer. VI T.P. IAlleluia  Fer. VI  T.P.  I
  53. 🔍 26% Pax VobisPax Vobis
  54. 🔍 26% LoquebanturLoquebantur
  55. 🔍 26% Regem cuiRegem cui
  56. 🔍 26% In manus tuas (tempore Paschali)In manus tuas (tempore Paschali)
  57. 🔍 26% Alleluia (Feria Secunda ad Nonam T.P.)Alleluia (Feria Secunda ad Nonam T.P.)
  58. 🔍 26% Dabo in SionDabo in Sion
  59. 🔍 26% Regem cui... alleluiaRegem cui... alleluia
  60. 🔍 26% Alleluia (Per Hebdomadam ad Sextam T.P.)Alleluia (Per Hebdomadam ad Sextam T.P.)
  61. 🔍 26% Gustate et videteGustate et videte
  62. 🔍 25% Alleluia. (Sund. P. T. at Lauds II)Alleluia. (Sund. P. T. at Lauds II)
  63. 🔍 25% Alleluia (Sund. T.P. at Terce)Alleluia (Sund. T.P. at Terce)
  64. 🔍 25% Orietur sicut solOrietur sicut sol
  65. 🔍 25% Ite in pace, alleluia (Ad Laudes)Ite in pace, alleluia (Ad Laudes)