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% Puer Natus EstPuer Natus Est
  2. 🔍 51% Puer natus estPuer natus est
  3. 🔍 51% Puer natus estPuer natus est
  4. 🔍 45% Puer natus estPuer natus est
  5. 🔍 43% Puer natus estPuer natus est
  6. 🔍 39% Adjutor et protectorAdjutor et protector
  7. 🔍 33% Puer natus estPuer natus est
  8. 🔍 32% In virtute tua (St Louis)In virtute tua (St Louis)
  9. 🔍 30% Oculus DeiOculus Dei
  10. 🔍 29% Da nobis DeusDa nobis Deus
  11. 🔍 29% Oculi meiOculi mei
  12. 🔍 29% Populus SionPopulus Sion
  13. 🔍 28% Adjutor et protectorAdjutor et protector
  14. 🔍 28% In virtute tuaIn virtute tua
  15. 🔍 28% Viri GalilaeiViri Galilaei
  16. 🔍 28% Populus SionPopulus Sion
  17. 🔍 27% Probasti DomineProbasti Domine
  18. 🔍 27% Venite benedictiVenite benedicti
  19. 🔍 27% Juravit DominusJuravit Dominus
  20. 🔍 27% In virtute tuaIn virtute tua
  21. 🔍 27% Venite benedictiVenite benedicti
  22. 🔍 27% Erit quasi signumErit quasi signum
  23. 🔍 27% Respice DomineRespice Domine
  24. 🔍 26% Respice DomineRespice Domine
  25. 🔍 26% Eduxit DominusEduxit Dominus
  26. 🔍 26% Ne derelinquas meNe derelinquas me
  27. 🔍 26% Signum magnumSignum magnum
  28. 🔍 26% Erit quasi signumErit quasi signum
  29. 🔍 26% Probasti Domine (Intr.)Probasti Domine (Intr.)
  30. 🔍 26% Oculi meiOculi mei
  31. 🔍 26% Signum magnumSignum magnum
  32. 🔍 26% Viri GalilaeiViri Galilaei
  33. 🔍 26% Laudate DominumLaudate Dominum
  34. 🔍 25% Eduxit DominusEduxit Dominus
  35. 🔍 25% Ne derelinquas meNe derelinquas me
  36. 🔍 25% Vidi aquam (ad libitum)Vidi aquam (ad libitum)
  37. 🔍 25% Audivit DominusAudivit Dominus
  38. 🔍 24% Exsultet gaudioExsultet gaudio
  39. 🔍 24% Ne Derelinquas MeNe Derelinquas Me
  40. 🔍 24% Respice DomineRespice Domine
  41. 🔍 23% Audivit DominusAudivit Dominus
  42. 🔍 23% Oculi MeiOculi Mei
  43. 🔍 23% Exaudi nosExaudi nos
  44. 🔍 23% Exaudi nos DomineExaudi nos Domine
  45. 🔍 22% Viri GalilaeiViri Galilaei
  46. 🔍 22% Populus SyonPopulus Syon
  47. 🔍 22% Exaudi nosExaudi nos
  48. 🔍 22% HosannaHosanna
  49. 🔍 22% Exaudi nos DomineExaudi nos Domine
  50. 🔍 22% Puer natus estPuer natus est
  51. 🔍 22% VoveteVovete
  52. 🔍 21% Oculi meiOculi mei
  53. 🔍 21% Gloria Patri VIIGloria Patri VII
  54. 🔍 21% Benedicite gentesBenedicite gentes
  55. 🔍 21% Tu puerTu puer
  56. 🔍 21% Me exspectaveruntMe exspectaverunt
  57. 🔍 20% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  58. 🔍 20% Benedicite gentesBenedicite gentes
  59. 🔍 20% Alleluia (ad Laudes in d.a Resurrectionis cum Psalmo 150)Alleluia (ad Laudes in d.a Resurrectionis cum Psalmo 150)
  60. 🔍 20% Venite BenedictiVenite Benedicti
  61. 🔍 20% Dominus dixitDominus dixit
  62. 🔍 20% Benedicam DomineBenedicam Domine
  63. 🔍 20% Exspecta DominumExspecta Dominum
  64. 🔍 20% Exspectans exspectaviExspectans exspectavi
  65. 🔍 20% Benedicam DominumBenedicam Dominum