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% Dabo in SionDabo in Sion
  2. 🔍 89% Dabo in SionDabo in Sion
  3. 🔍 82% Dabo in SionDabo in Sion
  4. 🔍 75% Dabo in SionDabo in Sion
  5. 🔍 64% Dabo in SionDabo in Sion
  6. 🔍 63% Dabo in SionDabo in Sion
  7. 🔍 63% Dabo in SionDabo in Sion
  8. 🔍 58% Ponam in SionPonam in Sion
  9. 🔍 55% Dabo in SionDabo in Sion
  10. 🔍 52% Ponam in Sion salutemPonam in Sion salutem
  11. 🔍 32% JucundareJucundare
  12. 🔍 32% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  13. 🔍 32% Jucundare filia SionJucundare filia Sion
  14. 🔍 29% Judaea et JerusalemJudaea et Jerusalem
  15. 🔍 29% Qui me invenerit... allel.Qui me invenerit... allel.
  16. 🔍 29% Ista est speciosa (Virginum)Ista est speciosa (Virginum)
  17. 🔍 28% Accessistis ad SionAccessistis ad Sion
  18. 🔍 28% Miserere (Ps 50)Miserere (Ps 50)
  19. 🔍 28% Accessistis ad SionAccessistis ad Sion
  20. 🔍 28% Jerusalem respiceJerusalem respice
  21. 🔍 28% Alleluia Omnes GentesAlleluia Omnes Gentes
  22. 🔍 28% Alleluia (mode 8)Alleluia (mode 8)
  23. 🔍 28% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  24. 🔍 28% De Sion exibitDe Sion exibit
  25. 🔍 28% De Sion exibit lexDe Sion exibit lex
  26. 🔍 27% Alleluia (mode 8)Alleluia (mode 8)
  27. 🔍 27% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  28. 🔍 27% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  29. 🔍 27% Puer natus in BethlehemPuer natus in Bethlehem
  30. 🔍 26% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  31. 🔍 26% Non invenientesNon invenientes
  32. 🔍 26% Exsulta filia SionExsulta filia Sion
  33. 🔍 26% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  34. 🔍 26% Pauperes SionPauperes Sion
  35. 🔍 26% Gustate et videteGustate et videte
  36. 🔍 26% Venit lumenVenit lumen
  37. 🔍 26% Confirma hoc Deus... alleluiaConfirma hoc Deus... alleluia
  38. 🔍 26% Magna est gloria... allel.Magna est gloria... allel.
  39. 🔍 26% Salvum me fac (Psalmus 68)Salvum me fac (Psalmus 68)
  40. 🔍 26% Alleluia (T.P. Feria II ad Vesperas) Alleluia (T.P. Feria II ad Vesperas)
  41. 🔍 26% Dominus in SionDominus in Sion
  42. 🔍 26% Ista est speciosa (S. Mulierum)Ista est speciosa (S. Mulierum)
  43. 🔍 26% Data est mihiData est mihi
  44. 🔍 26% Si manseritis in meSi manseritis in me
  45. 🔍 25% Gloria in excelsisGloria in excelsis
  46. 🔍 25% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  47. 🔍 25% AccipiteAccipite
  48. 🔍 25% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  49. 🔍 25% Jucundare filiaJucundare filia
  50. 🔍 25% Exaltabo te... alleluiaExaltabo te... alleluia
  51. 🔍 25% Gaude et laetare filia Sion (T. P.)Gaude et laetare filia Sion (T. P.)
  52. 🔍 25% Ego dixi DomineEgo dixi Domine
  53. 🔍 25% Convertere ... et eripeConvertere ... et eripe
  54. 🔍 25% Accessistis ad SionAccessistis ad Sion
  55. 🔍 25% Si manseritis in meSi manseritis in me
  56. 🔍 25% Lauda JerusalemLauda Jerusalem
  57. 🔍 25% Nigra sumNigra sum
  58. 🔍 25% In hoc cognoviIn hoc cognovi
  59. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  60. 🔍 25% Alleluia (ant.)Alleluia (ant.)
  61. 🔍 25% Alleluia Dominus regnavitAlleluia Dominus regnavit
  62. 🔍 25% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  63. 🔍 24% Caritas Dei... nostris alleluiaCaritas Dei... nostris alleluia
  64. 🔍 24% Puer natus in BethlehemPuer natus in Bethlehem
  65. 🔍 24% Deus Deus meus (62)Deus Deus meus (62)