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% Felix RaymundiFelix Raymundi
  2. 🔍 40% Sacra Raymundi veneremurSacra Raymundi veneremur
  3. 🔍 27% Et posueruntEt posuerunt
  4. 🔍 24% Laudemus caeliLaudemus caeli
  5. 🔍 23% Ecce ego JoannesEcce ego Joannes
  6. 🔍 23% Dies DominiDies Domini
  7. 🔍 22% Hodie completi suntHodie completi sunt
  8. 🔍 22% Angularis fundamentumAngularis fundamentum
  9. 🔍 22% Te Deum PatremTe Deum Patrem
  10. 🔍 22% RaymundusRaymundus
  11. 🔍 22% Angelus Domini astititAngelus Domini astitit
  12. 🔍 21% Angularis fundamentumAngularis fundamentum
  13. 🔍 21% O quam felixO quam felix
  14. 🔍 21% Quod uniQuod uni
  15. 🔍 21% Hodie beata VirgoHodie beata Virgo
  16. 🔍 21% Completi suntCompleti sunt
  17. 🔍 21% Gloria Patri (mode III)Gloria Patri (mode III)
  18. 🔍 21% Cum videritisCum videritis
  19. 🔍 20% Amen... dico... qui creditAmen... dico... qui credit
  20. 🔍 20% Tecum principiumTecum principium
  21. 🔍 20% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  22. 🔍 20% Ego sum panis (III)Ego sum panis (III)
  23. 🔍 20% Si offersSi offers
  24. 🔍 20% Ut Antonini gloriamUt Antonini gloriam
  25. 🔍 20% In regenerationeIn regeneratione
  26. 🔍 20% Gaude felix materGaude felix mater
  27. 🔍 20% Gaude felix parensGaude felix parens
  28. 🔍 20% Urbs Jerusalem beataUrbs Jerusalem beata
  29. 🔍 20% Beata nobisBeata nobis
  30. 🔍 20% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  31. 🔍 20% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  32. 🔍 20% Inclina cor meumInclina cor meum
  33. 🔍 20% Ex AegyptoEx Aegypto
  34. 🔍 19% O gente felixO gente felix
  35. 🔍 19% Dextera DominiDextera Domini
  36. 🔍 19% Rex gloriose MartyrumRex gloriose Martyrum
  37. 🔍 19% Grande RaymundiGrande Raymundi
  38. 🔍 19% En ut superbaEn ut superba
  39. 🔍 19% Dicamus laudes DominoDicamus laudes Domino
  40. 🔍 19% Immortali laudeImmortali laude
  41. 🔍 19% CrucifixusCrucifixus
  42. 🔍 19% Hodie completi suntHodie completi sunt
  43. 🔍 19% Currebant duoCurrebant duo
  44. 🔍 19% Felix per omnesFelix per omnes
  45. 🔍 19% BenedicamusBenedicamus
  46. 🔍 19% Ecce veniet desideratusEcce veniet desideratus
  47. 🔍 19% Martyr Dei (I)Martyr Dei (I)
  48. 🔍 19% Urbs Ierusalem beataUrbs Ierusalem beata
  49. 🔍 19% Dominus... plebemDominus... plebem
  50. 🔍 19% Abiit JesusAbiit Jesus
  51. 🔍 19% Sitivit in te DomineSitivit in te Domine
  52. 🔍 19% Accessit JesusAccessit Jesus
  53. 🔍 19% Deficiente vinoDeficiente vino
  54. 🔍 19% Te nostra laetisTe nostra laetis
  55. 🔍 19% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  56. 🔍 19% Ego sum panis (I)Ego sum panis (I)
  57. 🔍 19% Felix ThomasFelix Thomas
  58. 🔍 19% Impleta gaudentImpleta gaudent
  59. 🔍 19% Laetare TeresiaLaetare Teresia
  60. 🔍 19% Agnus IV (tonus antiquior)Agnus IV (tonus antiquior)
  61. 🔍 19% CoeperuntCoeperunt
  62. 🔍 18% Ait latroAit latro
  63. 🔍 18% Auctor beate saeculiAuctor beate saeculi
  64. 🔍 18% Tu principatumTu principatum
  65. 🔍 18% Jesu Fili summi PatrisJesu Fili summi Patris