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% O radiosum liliumO radiosum lilium
  2. 🔍 27% Pie PaterPie Pater
  3. 🔍 26% Gloriose PaterGloriose Pater
  4. 🔍 17% Pie presul et patrone HenricePie presul et patrone Henrice
  5. 🔍 16% Ave Maris Stella (Off. BMV in Sab. Alt.)Ave Maris Stella (Off. BMV in Sab. Alt.)
  6. 🔍 15% Ave Rex nosterAve Rex noster
  7. 🔍 15% Felix ex fructuFelix ex fructu
  8. 🔍 13% Benedicite DominumBenedicite Dominum
  9. 🔍 12% Exaudi Domine... tibiExaudi Domine... tibi
  10. 🔍 12% Magnificat (Visit. B. M. V.)Magnificat (Visit. B. M. V.)
  11. 🔍 12% Salus et gloriaSalus et gloria
  12. 🔍 12% Missus est AngelusMissus est Angelus
  13. 🔍 12% OportebatOportebat
  14. 🔍 12% Alleluia (ant.)Alleluia (ant.)
  15. 🔍 12% Alleluia (ant.)Alleluia (ant.)
  16. 🔍 11% Custodi innocentiamCustodi innocentiam
  17. 🔍 11% Virgo MariaVirgo Maria
  18. 🔍 11% DilexistiDilexisti
  19. 🔍 11% Exsurgat DeusExsurgat Deus
  20. 🔍 11% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  21. 🔍 11% Pange lingua... CorporisPange lingua... Corporis
  22. 🔍 11% Salus et gloriaSalus et gloria
  23. 🔍 11% Solve jubente DeoSolve jubente Deo
  24. 🔍 11% Laetabitur justusLaetabitur justus
  25. 🔍 11% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  26. 🔍 11% Virgo Maria... similisVirgo Maria... similis
  27. 🔍 11% Eram quasi AgnusEram quasi Agnus
  28. 🔍 11% Deus tuorum II Cl.Deus tuorum II Cl.
  29. 🔍 10% Justus ut palmaJustus ut palma
  30. 🔍 10% Exsurge DomineExsurge Domine
  31. 🔍 10% Alleluia faciem tuamAlleluia faciem tuam
  32. 🔍 10% Ave Regina caelorumAve Regina caelorum
  33. 🔍 10% Dicit Dominus SermonesDicit Dominus Sermones
  34. 🔍 10% Dum tuos omnes!Dum tuos omnes!
  35. 🔍 10% Memento DomineMemento Domine
  36. 🔍 10% Vidi speciosam (Resp.)Vidi speciosam (Resp.)
  37. 🔍 10% Diadema spineumDiadema spineum
  38. 🔍 10% Sacerdotes DominiSacerdotes Domini
  39. 🔍 10% Laetabitur justusLaetabitur justus
  40. 🔍 10% Salus et gloria - mode IVSalus et gloria - mode IV
  41. 🔍 10% De quacumqueDe quacumque
  42. 🔍 10% Salus et gloriaSalus et gloria
  43. 🔍 10% Alleluia Faciem tuamAlleluia Faciem tuam
  44. 🔍 10% Tu natale solum protegeTu natale solum protege
  45. 🔍 10% Esto mihiEsto mihi
  46. 🔍 10% Omnes GentesOmnes Gentes
  47. 🔍 10% De excelsoDe excelso
  48. 🔍 10% Sub altare DeiSub altare Dei
  49. 🔍 10% Lamentatio VIILamentatio VII
  50. 🔍 10% Adest... ThomaAdest... Thoma
  51. 🔍 10% Exsultet caelum (III)Exsultet caelum (III)
  52. 🔍 10% Respice in meRespice in me
  53. 🔍 10% Benedicat vobisBenedicat vobis
  54. 🔍 9% Hymnus Te DeumHymnus Te Deum
  55. 🔍 9% Te Mater almaTe Mater alma
  56. 🔍 9% Scio cui credidiScio cui credidi
  57. 🔍 9% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  58. 🔍 9% O Maria vitae viaO Maria vitae via
  59. 🔍 9% Flores apparueruntFlores apparuerunt
  60. 🔍 9% Christus resurgensChristus resurgens
  61. 🔍 9% Cujus vitae sinceraCujus vitae sincera
  62. 🔍 9% AemulorAemulor
  63. 🔍 9% Tulerunt DominumTulerunt Dominum
  64. 🔍 9% Salus et gloriaSalus et gloria
  65. 🔍 9% O beata AgnesO beata Agnes