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% Tu es pastor ovium (Antiphona)Tu es pastor ovium (Antiphona)
  2. 🔍 67% Tu es PastorTu es Pastor
  3. 🔍 58% Tu es pastor oviumTu es pastor ovium
  4. 🔍 58% Tu es pastor oviumTu es pastor ovium
  5. 🔍 58% Tu es pastor oviumTu es pastor ovium
  6. 🔍 47% Tu es Pastor oviumTu es Pastor ovium
  7. 🔍 44% Tu es pastor oviumTu es pastor ovium
  8. 🔍 38% Tu es pastor oviumTu es pastor ovium
  9. 🔍 31% Pastor eximiusPastor eximius
  10. 🔍 30% Tu es pastor oviumTu es pastor ovium
  11. 🔍 29% Tu es pastor ovium (Responsorium)Tu es pastor ovium (Responsorium)
  12. 🔍 26% Non omnisNon omnis
  13. 🔍 26% Ego sum pastor oviumEgo sum pastor ovium
  14. 🔍 25% Ego sum pastor oviumEgo sum pastor ovium
  15. 🔍 25% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  16. 🔍 24% Non omnis qui dicitNon omnis qui dicit
  17. 🔍 24% Tecum principiumTecum principium
  18. 🔍 24% Praeclara qua tu gloriaPraeclara qua tu gloria
  19. 🔍 24% Felix per omnesFelix per omnes
  20. 🔍 24% O caelestis norma vitaeO caelestis norma vitae
  21. 🔍 24% Hodie completi suntHodie completi sunt
  22. 🔍 24% Apostolorum passio diemApostolorum passio diem
  23. 🔍 24% Invicte MartyrInvicte Martyr
  24. 🔍 24% Decora lux aeternitatisDecora lux aeternitatis
  25. 🔍 23% Qui luce splendesQui luce splendes
  26. 🔍 23% Decora lux aeternitatisDecora lux aeternitatis
  27. 🔍 23% Legis sacrataeLegis sacratae
  28. 🔍 23% Caeli caelorumCaeli caelorum
  29. 🔍 23% Coenantibus autemCoenantibus autem
  30. 🔍 23% Beate Pastor PetreBeate Pastor Petre
  31. 🔍 23% Secundum multitudinemSecundum multitudinem
  32. 🔍 23% Rector potens (In Festo Corporis Christi)Rector potens (In Festo Corporis Christi)
  33. 🔍 23% Aquae omnesAquae omnes
  34. 🔍 23% Fulget in caelisFulget in caelis
  35. 🔍 23% Clamavi ad te, DomineClamavi ad te, Domine
  36. 🔍 23% Jam bone pastorJam bone pastor
  37. 🔍 22% Vir Domini Benedictus (tonus 1f)Vir Domini Benedictus (tonus 1f)
  38. 🔍 22% Commune vos apostoliCommune vos apostoli
  39. 🔍 22% Pastor bonusPastor bonus
  40. 🔍 22% O Caelestis norma vitaeO Caelestis norma vitae
  41. 🔍 22% O Caelestis norma vitaeO Caelestis norma vitae
  42. 🔍 22% O Caelestis norma vitaeO Caelestis norma vitae
  43. 🔍 22% Ego sum pastor oviumEgo sum pastor ovium
  44. 🔍 22% Ego sum pastor oviumEgo sum pastor ovium
  45. 🔍 22% Relucens inter principesRelucens inter principes
  46. 🔍 22% Dominus... occuriteDominus... occurite
  47. 🔍 22% Beate Pastor PetreBeate Pastor Petre
  48. 🔍 22% Jesu nostraJesu nostra
  49. 🔍 22% PrincepsPrinceps
  50. 🔍 22% Corpora SanctorumCorpora Sanctorum
  51. 🔍 22% Iesu nostra redemptioIesu nostra redemptio
  52. 🔍 22% Isti sunt duae olivaeIsti sunt duae olivae
  53. 🔍 22% Exsultet orbis gaudiisExsultet orbis gaudiis
  54. 🔍 21% Scriptum est enimScriptum est enim
  55. 🔍 21% Ego sum pastor bonusEgo sum pastor bonus
  56. 🔍 21% Rex summe regumRex summe regum
  57. 🔍 21% Cohors beata SeraphimCohors beata Seraphim
  58. 🔍 21% Qui luce splendesQui luce splendes
  59. 🔍 21% Postquam consummatiPostquam consummati
  60. 🔍 21% Te nostra laetisTe nostra laetis
  61. 🔍 21% Martyr Dei qui unicumMartyr Dei qui unicum
  62. 🔍 21% Igne divini radiansIgne divini radians
  63. 🔍 21% Exsultet orbis gaudiisExsultet orbis gaudiis
  64. 🔍 21% Rector potens (In Festo Pentecostes)Rector potens (In Festo Pentecostes)
  65. 🔍 21% Exsultet jam AngelicaExsultet jam Angelica