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% Pie PaterPie Pater
  2. 🔍 62% Pie pastorPie pastor
  3. 🔍 54% Adest dies laetitiaeAdest dies laetitiae
  4. 🔍 45% Adest... beatusAdest... beatus
  5. 🔍 41% Adest... diademaAdest... diadema
  6. 🔍 37% Magne PaterMagne Pater
  7. 🔍 35% RaymundusRaymundus
  8. 🔍 32% Lux perpetuaLux perpetua
  9. 🔍 30% Felix ThomasFelix Thomas
  10. 🔍 30% Te saeculorum PrincipemTe saeculorum Principem
  11. 🔍 29% Jesu nostra redemptioJesu nostra redemptio
  12. 🔍 29% Vexilla Regis prodeuntVexilla Regis prodeunt
  13. 🔍 29% Simile est... hominiSimile est... homini
  14. 🔍 29% Iesu Salvator saeculiIesu Salvator saeculi
  15. 🔍 28% Gaude Mater EcclesiaGaude Mater Ecclesia
  16. 🔍 28% Gaude felix materGaude felix mater
  17. 🔍 28% Deus tuorum militumDeus tuorum militum
  18. 🔍 27% Te saeculorum PrincipemTe saeculorum Principem
  19. 🔍 27% Summi Parentis FilioSummi Parentis Filio
  20. 🔍 27% Gloriosus Dei amicusGloriosus Dei amicus
  21. 🔍 27% Amor Jesu dulcissimeAmor Jesu dulcissime
  22. 🔍 27% Aeterno RegiAeterno Regi
  23. 🔍 27% CollaeteturCollaetetur
  24. 🔍 27% Hymnum novaeHymnum novae
  25. 🔍 27% Gaude felix parensGaude felix parens
  26. 🔍 26% Quicumque ChristumQuicumque Christum
  27. 🔍 26% Martyr Dei (I)Martyr Dei (I)
  28. 🔍 26% Te lucis ante terminumTe lucis ante terminum
  29. 🔍 26% Te saeculorum PrincipemTe saeculorum Principem
  30. 🔍 26% Felix DominiciFelix Dominici
  31. 🔍 26% Beata nobisBeata nobis
  32. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  33. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  34. 🔍 26% Noe vero cumNoe vero cum
  35. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  36. 🔍 25% Hodiernae lux dieiHodiernae lux diei
  37. 🔍 25% Roma Petro Glorietur (Another Tone)Roma Petro Glorietur (Another Tone)
  38. 🔍 25% Pater eramPater eram
  39. 🔍 25% In hoc HyacinthiIn hoc Hyacinthi
  40. 🔍 25% Quicumque certumQuicumque certum
  41. 🔍 25% Beata nobis gaudiaBeata nobis gaudia
  42. 🔍 25% Sertum gestansSertum gestans
  43. 🔍 25% Vox puraVox pura
  44. 🔍 24% Montes GelboeMontes Gelboe
  45. 🔍 24% Isti sunt duae olivaeIsti sunt duae olivae
  46. 🔍 24% Novus athleta DominiNovus athleta Domini
  47. 🔍 24% Beata nobis gaudiaBeata nobis gaudia
  48. 🔍 24% ConfitebunturConfitebuntur
  49. 🔍 24% Hodie beata VirgoHodie beata Virgo
  50. 🔍 24% Deus tuorum militum (In Ascensione)Deus tuorum militum (In Ascensione)
  51. 🔍 24% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  52. 🔍 24% Sapientia... miscuitSapientia... miscuit
  53. 🔍 24% Beate martyr, prosperaBeate martyr, prospera
  54. 🔍 24% Qui manducatQui manducat
  55. 🔍 24% Christe flos convalliumChriste flos convallium
  56. 🔍 24% Jesu dulcisJesu dulcis
  57. 🔍 24% Paschale mundo gaudiumPaschale mundo gaudium
  58. 🔍 24% Candida VirginitasCandida Virginitas
  59. 🔍 24% In Deo speravitIn Deo speravit
  60. 🔍 23% O martyr desiderioO martyr desiderio
  61. 🔍 23% Deus tuorum militum (Tempore Paschali)Deus tuorum militum (Tempore Paschali)
  62. 🔍 23% Deus tuorum II Cl.Deus tuorum II Cl.
  63. 🔍 23% Veni Sancte Spiritus et emitteVeni Sancte Spiritus et emitte
  64. 🔍 23% O virgo o doctorO virgo o doctor
  65. 🔍 23% Audita est quasi voxAudita est quasi vox