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% Ave verumAve verum
  2. 🔍 62% Ave verumAve verum
  3. 🔍 62% Ave verumAve verum
  4. 🔍 35% Tantum ergo.Tantum ergo.
  5. 🔍 35% Te Deum (Solemn tone)Te Deum (Solemn tone)
  6. 🔍 35% Sponso sponsa!Sponso sponsa!
  7. 🔍 35% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  8. 🔍 35% Jesu decus angelicumJesu decus angelicum
  9. 🔍 35% In caelesti hierarchiaIn caelesti hierarchia
  10. 🔍 33% Jesu dulcis memoriaJesu dulcis memoria
  11. 🔍 33% Ave Regina CaelorumAve Regina Caelorum
  12. 🔍 32% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  13. 🔍 32% Tristes erant ApostoliTristes erant Apostoli
  14. 🔍 32% Jesu decus angelicumJesu decus angelicum
  15. 🔍 31% LaetabundusLaetabundus
  16. 🔍 31% Sursum sonetSursum sonet
  17. 🔍 30% Jesu dulcis memoriaJesu dulcis memoria
  18. 🔍 30% Audi benigneAudi benigne
  19. 🔍 30% Salvete Christi vulneraSalvete Christi vulnera
  20. 🔍 30% Jesu dulcis memoriaJesu dulcis memoria
  21. 🔍 30% Salvete Christi vulneraSalvete Christi vulnera
  22. 🔍 30% Summae Deus clementiae septemSummae Deus clementiae septem
  23. 🔍 30% Jesu dulcis memoria!Jesu dulcis memoria!
  24. 🔍 30% Cor Jesu (Cantus Varii)Cor Jesu (Cantus Varii)
  25. 🔍 30% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  26. 🔍 29% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  27. 🔍 29% Deus tuorum II Cl.Deus tuorum II Cl.
  28. 🔍 29% Cor Jesu caritatis ICor Jesu caritatis I
  29. 🔍 29% Cor JesuCor Jesu
  30. 🔍 29% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  31. 🔍 29% AngularisAngularis
  32. 🔍 29% O quam glorificaO quam glorifica
  33. 🔍 29% Ave mundi spes MariaAve mundi spes Maria
  34. 🔍 29% Paschale mundo gaudiumPaschale mundo gaudium
  35. 🔍 29% Laetabundus (1950 version)Laetabundus (1950 version)
  36. 🔍 28% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  37. 🔍 28% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  38. 🔍 28% Tantum ergo ITantum ergo I
  39. 🔍 28% Jesu corona Virginum (Tristes erant Tonus)Jesu corona Virginum (Tristes erant Tonus)
  40. 🔍 28% Laetabundus (1985 version)Laetabundus (1985 version)
  41. 🔍 28% Exsultet jam AngelicaExsultet jam Angelica
  42. 🔍 28% Te DeumTe Deum
  43. 🔍 28% Verbum caro factum estVerbum caro factum est
  44. 🔍 28% Exsultet caelum (II)Exsultet caelum (II)
  45. 🔍 28% Te DeumTe Deum
  46. 🔍 28% Tantum ergo VITantum ergo VI
  47. 🔍 28% Ave Maria... virgo serenaAve Maria... virgo serena
  48. 🔍 28% Ad Virginem Dei MatremAd Virginem Dei Matrem
  49. 🔍 28% Cor Jesu (cantus V)Cor Jesu (cantus V)
  50. 🔍 28% Pange lingua... CorporisPange lingua... Corporis
  51. 🔍 28% Claro paschali gaudioClaro paschali gaudio
  52. 🔍 28% Stephani victoria!Stephani victoria!
  53. 🔍 28% Summae Deus clementiae septemSummae Deus clementiae septem
  54. 🔍 28% Exivi a PatreExivi a Patre
  55. 🔍 28% Tristes erant ApostoliTristes erant Apostoli
  56. 🔍 28% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  57. 🔍 28% Cor Jesu caritatis IICor Jesu caritatis II
  58. 🔍 28% Urbs Jerusalem beataUrbs Jerusalem beata
  59. 🔍 27% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  60. 🔍 27% Audit tyrannus anxiusAudit tyrannus anxius
  61. 🔍 27% Lustris sex (tonus Pange lingua...Corporis)Lustris sex (tonus Pange lingua...Corporis)
  62. 🔍 27% Te DeumTe Deum
  63. 🔍 27% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  64. 🔍 27% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  65. 🔍 27% Te Deum (tonus monasticus)Te Deum (tonus monasticus)