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% Dum Nocte PulsaDum Nocte Pulsa
  2. 🔍 90% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  3. 🔍 77% Tristes erant ApostoliTristes erant Apostoli
  4. 🔍 76% Jesu Redemptor omnium (T. Paschali)Jesu Redemptor omnium (T. Paschali)
  5. 🔍 76% Salve virilis pectoris (in Tempore Paschali)Salve virilis pectoris (in Tempore Paschali)
  6. 🔍 75% Jesu corona Virginum (In Tempore Paschali)Jesu corona Virginum (In Tempore Paschali)
  7. 🔍 75% Jesu corona Virginum (In Tempore Ascensionis)Jesu corona Virginum (In Tempore Ascensionis)
  8. 🔍 74% Maiole consors procerumMaiole consors procerum
  9. 🔍 74% Triumphat mundi principem (in Tempore Paschali)Triumphat mundi principem (in Tempore Paschali)
  10. 🔍 72% Summi sacerdos Numinis (in Tempore Paschali)Summi sacerdos Numinis (in Tempore Paschali)
  11. 🔍 70% Tristes erant ApostoliTristes erant Apostoli
  12. 🔍 69% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  13. 🔍 69% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  14. 🔍 69% Paschale mundo gaudiumPaschale mundo gaudium
  15. 🔍 68% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  16. 🔍 68% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  17. 🔍 67% Martyr Dei VenantiusMartyr Dei Venantius
  18. 🔍 66% Jesu corona Virginum (Tristes erant Tonus)Jesu corona Virginum (Tristes erant Tonus)
  19. 🔍 66% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  20. 🔍 66% Claro paschali gaudioClaro paschali gaudio
  21. 🔍 65% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  22. 🔍 65% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  23. 🔍 65% Rex gloriose Martyrum (In Ascensione)Rex gloriose Martyrum (In Ascensione)
  24. 🔍 62% Tristes erant ApostoliTristes erant Apostoli
  25. 🔍 56% Martyr Dei VenantiusMartyr Dei Venantius
  26. 🔍 56% Tristes erant ApostoliTristes erant Apostoli
  27. 🔍 56% Athleta Christi nobilisAthleta Christi nobilis
  28. 🔍 56% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  29. 🔍 44% Deus tuorum II Cl.Deus tuorum II Cl.
  30. 🔍 43% Exsultet caelum (II)Exsultet caelum (II)
  31. 🔍 41% Jesu coronaJesu corona
  32. 🔍 39% Jucunda PatrumJucunda Patrum
  33. 🔍 37% Salutis humanae satorSalutis humanae sator
  34. 🔍 36% Chorus novae IerusalemChorus novae Ierusalem
  35. 🔍 35% Quicumque Christum quaeritisQuicumque Christum quaeritis
  36. 🔍 34% Te lucis ante terminum (In Transfiguratione)Te lucis ante terminum (In Transfiguratione)
  37. 🔍 33% Te lucis ante terminum (In Ascensione)Te lucis ante terminum (In Ascensione)
  38. 🔍 32% Nunc Sancte Nobis (In Tempore Ascensionis)Nunc Sancte Nobis (In Tempore Ascensionis)
  39. 🔍 32% Nunc Sancte nobis Spiritus (In Ascensione)Nunc Sancte nobis Spiritus (In Ascensione)
  40. 🔍 32% Nunc Sancte Nobis (In Tempore Ascensionis)Nunc Sancte Nobis (In Tempore Ascensionis)
  41. 🔍 31% O Salutaris Hostia IV (cantus ad processiones)O Salutaris Hostia IV (cantus ad processiones)
  42. 🔍 31% Aeterna Christi munera et MartyrumAeterna Christi munera et Martyrum
  43. 🔍 31% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  44. 🔍 31% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  45. 🔍 30% Quasi tubaQuasi tuba
  46. 🔍 30% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  47. 🔍 30% Mente jucundaMente jucunda
  48. 🔍 30% Adeste sanctiAdeste sancti
  49. 🔍 29% Crux fidelisCrux fidelis
  50. 🔍 29% Aeterna... Apostolorum (I)Aeterna... Apostolorum (I)
  51. 🔍 29% Jam lucis orto sidere (In Transfiguratione)Jam lucis orto sidere (In Transfiguratione)
  52. 🔍 29% Salutis humanae SatorSalutis humanae Sator
  53. 🔍 29% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  54. 🔍 29% Deus tuorum militumDeus tuorum militum
  55. 🔍 29% Deus tuorum militumDeus tuorum militum
  56. 🔍 29% Virginis virgoVirginis virgo
  57. 🔍 29% Deus tuorum militumDeus tuorum militum
  58. 🔍 29% Aeterna... Martyrum (II)Aeterna... Martyrum (II)
  59. 🔍 28% Gaude mater AnnaGaude mater Anna
  60. 🔍 28% O nimis felixO nimis felix
  61. 🔍 28% Dicamus laudes (In festis)Dicamus laudes (In festis)
  62. 🔍 28% Jesu nostra redemptioJesu nostra redemptio
  63. 🔍 28% Salvete Christi vulneraSalvete Christi vulnera
  64. 🔍 28% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  65. 🔍 28% Grande RaymundiGrande Raymundi