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% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  2. 🔍 57% Surrexit Christus et illuxitSurrexit Christus et illuxit
  3. 🔍 49% Surrexit Christus et illuxitSurrexit Christus et illuxit
  4. 🔍 39% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  5. 🔍 35% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  6. 🔍 32% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  7. 🔍 31% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  8. 🔍 31% O beata AgnesO beata Agnes
  9. 🔍 28% Benedicat vobisBenedicat vobis
  10. 🔍 27% Surrexit Christus et illuxitSurrexit Christus et illuxit
  11. 🔍 26% VerumtamenVerumtamen
  12. 🔍 21% Surrexit Christus et illuxitSurrexit Christus et illuxit
  13. 🔍 21% In Deo speravitIn Deo speravit
  14. 🔍 20% Sapientia hujusSapientia hujus
  15. 🔍 19% Jesus autemJesus autem
  16. 🔍 18% Christus passus estChristus passus est
  17. 🔍 18% ConfitebunturConfitebuntur
  18. 🔍 18% ExsultaboExsultabo
  19. 🔍 18% De profundisDe profundis
  20. 🔍 18% Fulgebunt justi sicut solFulgebunt justi sicut sol
  21. 🔍 18% Fulgebunt justi sicut solFulgebunt justi sicut sol
  22. 🔍 18% Juravit DominusJuravit Dominus
  23. 🔍 17% Tenuisti manumTenuisti manum
  24. 🔍 17% Lux perpetuaLux perpetua
  25. 🔍 17% LiberastiLiberasti
  26. 🔍 17% Fulgebunt justi Fulgebunt justi
  27. 🔍 17% ConfitebunturConfitebuntur
  28. 🔍 17% Fulgebunt justi sicut solFulgebunt justi sicut sol
  29. 🔍 17% Fulgebunt justi sicut solFulgebunt justi sicut sol
  30. 🔍 17% ExsultaboExsultabo
  31. 🔍 17% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  32. 🔍 17% Justi fulgebunt sicut solJusti fulgebunt sicut sol
  33. 🔍 17% Libera me Domine de morteLibera me Domine de morte
  34. 🔍 16% Sideribus cunctisSideribus cunctis
  35. 🔍 16% Propitius estoPropitius esto
  36. 🔍 16% Tenuisti manumTenuisti manum
  37. 🔍 16% Exsultate DeoExsultate Deo
  38. 🔍 16% Reposita estReposita est
  39. 🔍 16% Haec hora (Pentecostes)Haec hora (Pentecostes)
  40. 🔍 16% Rogavi pro teRogavi pro te
  41. 🔍 16% Sanctus AntoninusSanctus Antoninus
  42. 🔍 16% Deus tuorum II Cl.Deus tuorum II Cl.
  43. 🔍 16% Ascendit DeusAscendit Deus
  44. 🔍 16% Exsultet caelum (III)Exsultet caelum (III)
  45. 🔍 16% Ad cenamAd cenam
  46. 🔍 16% Cornelius centurioCornelius centurio
  47. 🔍 15% Adorate DeumAdorate Deum
  48. 🔍 15% O MartineO Martine
  49. 🔍 15% Isti sunt duae olivaeIsti sunt duae olivae
  50. 🔍 15% Asperges meAsperges me
  51. 🔍 15% Nihil inquinatum (All)Nihil inquinatum (All)
  52. 🔍 15% Sertum gestansSertum gestans
  53. 🔍 15% Ascendit DeusAscendit Deus
  54. 🔍 15% Christus resurgensChristus resurgens
  55. 🔍 15% Tenuisti manumTenuisti manum
  56. 🔍 15% Exsurgat DeusExsurgat Deus
  57. 🔍 15% Aqua sapientiaeAqua sapientiae
  58. 🔍 15% Salus et gloria - mode IVSalus et gloria - mode IV
  59. 🔍 15% Omnes gentes plaudite (All)Omnes gentes plaudite (All)
  60. 🔍 15% Jam Christus astraJam Christus astra
  61. 🔍 15% Te saeculorum PrincipemTe saeculorum Principem
  62. 🔍 15% ExsultaboExsultabo
  63. 🔍 15% Salus et gloriaSalus et gloria
  64. 🔍 15% Petite... alleluiaPetite... alleluia
  65. 🔍 15% Optime PaterOptime Pater