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% Diem novae laudisDiem novae laudis
  2. 🔍 36% CollaeteturCollaetetur
  3. 🔍 33% Gaude felix parensGaude felix parens
  4. 🔍 33% Gaude felix materGaude felix mater
  5. 🔍 32% Te saeculorum PrincipemTe saeculorum Principem
  6. 🔍 31% Adest... beatusAdest... beatus
  7. 🔍 30% Sertum gestansSertum gestans
  8. 🔍 30% Beata nobis gaudiaBeata nobis gaudia
  9. 🔍 29% Vexilla Regis prodeuntVexilla Regis prodeunt
  10. 🔍 29% Beata nobis gaudiaBeata nobis gaudia
  11. 🔍 29% Gloriosus Dei amicusGloriosus Dei amicus
  12. 🔍 28% Beata AgathaBeata Agatha
  13. 🔍 28% Te saeculorum PrincipemTe saeculorum Principem
  14. 🔍 28% O MartineO Martine
  15. 🔍 28% Quomodo fiet istudQuomodo fiet istud
  16. 🔍 27% Ecce ego JoannesEcce ego Joannes
  17. 🔍 27% Audita est quasi voxAudita est quasi vox
  18. 🔍 27% Adest... diademaAdest... diadema
  19. 🔍 26% Adest dies laetitiaeAdest dies laetitiae
  20. 🔍 26% Te saeculorum PrincipemTe saeculorum Principem
  21. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  22. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  23. 🔍 26% Beata nobisBeata nobis
  24. 🔍 26% VerumtamenVerumtamen
  25. 🔍 25% Haec hora (Pentecostes)Haec hora (Pentecostes)
  26. 🔍 25% Felix DominiciFelix Dominici
  27. 🔍 25% Salve ReginaSalve Regina
  28. 🔍 25% Jesu nostra redemptioJesu nostra redemptio
  29. 🔍 25% Salve ReginaSalve Regina
  30. 🔍 25% Magne PaterMagne Pater
  31. 🔍 25% Salvator mundiSalvator mundi
  32. 🔍 25% Salve crux sanctaSalve crux sancta
  33. 🔍 25% Beate martyr, prosperaBeate martyr, prospera
  34. 🔍 25% Salva RedemptorSalva Redemptor
  35. 🔍 25% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  36. 🔍 25% ConfessorConfessor
  37. 🔍 25% Beata es Maria Mater DominiBeata es Maria Mater Domini
  38. 🔍 25% Summa pollensSumma pollens
  39. 🔍 25% Adest... celebrisAdest... celebris
  40. 🔍 25% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  41. 🔍 24% Christe flos convalliumChriste flos convallium
  42. 🔍 24% Iesu Salvator saeculiIesu Salvator saeculi
  43. 🔍 24% Pie pastorPie pastor
  44. 🔍 24% InclytaInclyta
  45. 🔍 24% Lux perpetuaLux perpetua
  46. 🔍 24% Hodie sanctus MaurusHodie sanctus Maurus
  47. 🔍 24% Aeterna imago AltissimiAeterna imago Altissimi
  48. 🔍 24% Sancte PauleSancte Paule
  49. 🔍 24% Iam ChristusIam Christus
  50. 🔍 24% Jam Christus astraJam Christus astra
  51. 🔍 24% Te virginumTe virginum
  52. 🔍 24% Lauda fidelisLauda fidelis
  53. 🔍 24% Christi milesChristi miles
  54. 🔍 24% Ex ejus tumbaEx ejus tumba
  55. 🔍 23% Gloria laudisGloria laudis
  56. 🔍 23% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  57. 🔍 23% Jam Christus astraJam Christus astra
  58. 🔍 23% Aeterno RegiAeterno Regi
  59. 🔍 23% Justorum animae (Off.)Justorum animae (Off.)
  60. 🔍 23% Crux orbis salus perditiCrux orbis salus perditi
  61. 🔍 23% O salutaris Hostia IIIO salutaris Hostia III
  62. 🔍 23% Gratias tibi DeusGratias tibi Deus
  63. 🔍 23% Felix ThomasFelix Thomas
  64. 🔍 23% Vexilla Regis (Inventio Sanctae Crucis)Vexilla Regis (Inventio Sanctae Crucis)
  65. 🔍 23% Diem celebremusDiem celebremus