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: 2025-12-20. 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% Obaudite meObaudite me
  2. 🔍 61% Benedicens ergo DeusBenedicens ergo Deus
  3. 🔍 39% Honor virtusHonor virtus
  4. 🔍 32% Florete floresFlorete flores
  5. 🔍 31% Ego quasi storaxEgo quasi storax
  6. 🔍 30% Ascendit ChristusAscendit Christus
  7. 🔍 30% FloreteFlorete
  8. 🔍 30% O gente felix hospitaO gente felix hospita
  9. 🔍 30% Viror carnisViror carnis
  10. 🔍 29% O vos unanimesO vos unanimes
  11. 🔍 29% O lux beata CaelitumO lux beata Caelitum
  12. 🔍 29% Exsultet jam AngelicaExsultet jam Angelica
  13. 🔍 29% O lux beata CaelitumO lux beata Caelitum
  14. 🔍 29% Sancte N.Sancte N.
  15. 🔍 29% O lux beata CaelitumO lux beata Caelitum
  16. 🔍 29% O lux beata CaelitumO lux beata Caelitum
  17. 🔍 29% O lux beata CaelitumO lux beata Caelitum
  18. 🔍 29% Quasi rosaQuasi rosa
  19. 🔍 28% Eram quasi AgnusEram quasi Agnus
  20. 🔍 28% Dies iraeDies irae
  21. 🔍 28% Gloria XIGloria XI
  22. 🔍 27% PlangePlange
  23. 🔍 27% Florete... et dateFlorete... et date
  24. 🔍 27% Precemur omnes cernuiPrecemur omnes cernui
  25. 🔍 27% Venite exultemus IV GVenite exultemus IV G
  26. 🔍 27% Filiae JerusalemFiliae Jerusalem
  27. 🔍 27% Florete... et dateFlorete... et date
  28. 🔍 27% Ex quo religioEx quo religio
  29. 🔍 27% Exsultet iam angelicaExsultet iam angelica
  30. 🔍 26% O beata MaterO beata Mater
  31. 🔍 26% InnocensInnocens
  32. 🔍 26% Salvete Christi vulneraSalvete Christi vulnera
  33. 🔍 26% Gloria IGloria I
  34. 🔍 26% Sanctorum meritisSanctorum meritis
  35. 🔍 26% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  36. 🔍 26% Audi benigne conditorAudi benigne conditor
  37. 🔍 26% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  38. 🔍 26% Beata nobisBeata nobis
  39. 🔍 26% Exsultet jam AngelicaExsultet jam Angelica
  40. 🔍 26% Sigum magnumSigum magnum
  41. 🔍 26% Gloria XIXGloria XIX
  42. 🔍 26% Hymnus Te DeumHymnus Te Deum
  43. 🔍 26% PlangePlange
  44. 🔍 26% Audi benigne Conditor Audi benigne Conditor
  45. 🔍 26% O Redemptor O Redemptor
  46. 🔍 26% Dum Samsonis vulpesDum Samsonis vulpes
  47. 🔍 26% Audi IsraelAudi Israel
  48. 🔍 26% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  49. 🔍 26% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  50. 🔍 26% Audi Benigne ConditorAudi Benigne Conditor
  51. 🔍 26% Praefatio solemnis de sancto Joanne BaptistaPraefatio solemnis de sancto Joanne Baptista
  52. 🔍 25% Salvete Christi vulneraSalvete Christi vulnera
  53. 🔍 25% Praefatio solemnis de S. BenedictoPraefatio solemnis de S. Benedicto
  54. 🔍 25% Domine Jesu ChristeDomine Jesu Christe
  55. 🔍 25% Praefatio solemnis de sanctissima TrinitatePraefatio solemnis de sanctissima Trinitate
  56. 🔍 25% Te Matrem laudamusTe Matrem laudamus
  57. 🔍 25% O vos aethereiO vos aetherei
  58. 🔍 25% Libera me Domine de morteLibera me Domine de morte
  59. 🔍 25% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  60. 🔍 25% Summae Deus clementiae septemSummae Deus clementiae septem
  61. 🔍 25% Gentis redemptaeGentis redemptae
  62. 🔍 25% Verbum supernum prodiens aVerbum supernum prodiens a
  63. 🔍 25% Praefatio de Conceptione Immaculata B.M.V.Praefatio de Conceptione Immaculata B.M.V.
  64. 🔍 25% Verbum supernum prodiens a Verbum supernum prodiens a
  65. 🔍 25% Aeterne sol qui lumineAeterne sol qui lumine