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% O spem miramO spem miram
  2. 🔍 100% O spem miramO spem miram
  3. 🔍 92% O spem miramO spem miram
  4. 🔍 69% O spem miramO spem miram
  5. 🔍 35% Iam ChristusIam Christus
  6. 🔍 35% Gloriosus Dei amicusGloriosus Dei amicus
  7. 🔍 34% Jam Christus astraJam Christus astra
  8. 🔍 34% Cornelius centurioCornelius centurio
  9. 🔍 34% Jam Christus astraJam Christus astra
  10. 🔍 34% Iam lucis orto sidere (solemnitatibus)Iam lucis orto sidere (solemnitatibus)
  11. 🔍 33% Concede nobis DomineConcede nobis Domine
  12. 🔍 33% Christi milesChristi miles
  13. 🔍 33% Quomodo fiet istudQuomodo fiet istud
  14. 🔍 32% Audita est quasi voxAudita est quasi vox
  15. 🔍 32% Haec hora (Pentecostes)Haec hora (Pentecostes)
  16. 🔍 31% Per tuam crucemPer tuam crucem
  17. 🔍 30% Loquens JosephLoquens Joseph
  18. 🔍 30% Felix namque esFelix namque es
  19. 🔍 30% Rerum Deus (In Festo Pentecostes)Rerum Deus (In Festo Pentecostes)
  20. 🔍 30% Aeterna imago AltissimiAeterna imago Altissimi
  21. 🔍 30% Ad cenamAd cenam
  22. 🔍 30% Exsultet caelum (III)Exsultet caelum (III)
  23. 🔍 30% Descendit de caelis DeusDescendit de caelis Deus
  24. 🔍 30% Mihi absit gloriari nisi in cruceMihi absit gloriari nisi in cruce
  25. 🔍 30% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  26. 🔍 29% Ex ejus tumbaEx ejus tumba
  27. 🔍 29% Tria sunt muneraTria sunt munera
  28. 🔍 29% Venite servi (Pentecostes)Venite servi (Pentecostes)
  29. 🔍 29% Felix spinaFelix spina
  30. 🔍 29% Beata AgathaBeata Agatha
  31. 🔍 28% Gloria XIIIGloria XIII
  32. 🔍 28% Deus tuorum II Cl.Deus tuorum II Cl.
  33. 🔍 28% A solis ortusA solis ortus
  34. 🔍 28% Beata nobis gaudiaBeata nobis gaudia
  35. 🔍 28% Beata nobis gaudiaBeata nobis gaudia
  36. 🔍 28% Gaude felix parensGaude felix parens
  37. 🔍 27% Jesu nostra redemptioJesu nostra redemptio
  38. 🔍 27% Hostis HerodesHostis Herodes
  39. 🔍 27% Veni Redemptor gentiumVeni Redemptor gentium
  40. 🔍 27% Ad regias Agni dapesAd regias Agni dapes
  41. 🔍 27% Aspice DomineAspice Domine
  42. 🔍 27% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  43. 🔍 27% Legis sacrataeLegis sacratae
  44. 🔍 27% Gaude felix materGaude felix mater
  45. 🔍 26% Jesu auctor clementiaeJesu auctor clementiae
  46. 🔍 26% Salve ReginaSalve Regina
  47. 🔍 26% Sancte PauleSancte Paule
  48. 🔍 26% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  49. 🔍 26% Te lucis ante terminum (In Festo Pentecostes)Te lucis ante terminum (In Festo Pentecostes)
  50. 🔍 26% Pange lingua... proeliumPange lingua... proelium
  51. 🔍 26% Felix namqueFelix namque
  52. 🔍 26% Magnus sanctus PaulusMagnus sanctus Paulus
  53. 🔍 26% Tu Domine qui misistiTu Domine qui misisti
  54. 🔍 26% Jam Christus astra ascenderatJam Christus astra ascenderat
  55. 🔍 26% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  56. 🔍 26% En ut superba criminumEn ut superba criminum
  57. 🔍 26% Te saeculorum PrincipemTe saeculorum Principem
  58. 🔍 26% O MartineO Martine
  59. 🔍 26% Cor arca legem continensCor arca legem continens
  60. 🔍 26% Omnis pulchritudoOmnis pulchritudo
  61. 🔍 26% Pange lingua... LaureamPange lingua... Lauream
  62. 🔍 26% Jam Christus astra ascenderatJam Christus astra ascenderat
  63. 🔍 26% Domi et forisDomi et foris
  64. 🔍 25% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  65. 🔍 25% Veni Creator (1983/1934)Veni Creator (1983/1934)