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% Tecum principiumTecum principium
  2. 🔍 66% Tecum principiumTecum principium
  3. 🔍 57% Tecum principiumTecum principium
  4. 🔍 53% Tecum principiumTecum principium
  5. 🔍 52% Tecum principiumTecum principium
  6. 🔍 42% Tecum principiumTecum principium
  7. 🔍 40% In principioIn principio
  8. 🔍 40% Ex uteroEx utero
  9. 🔍 37% Christum natum positumChristum natum positum
  10. 🔍 36% In domum DominiIn domum Domini
  11. 🔍 36% Ecce in nubibusEcce in nubibus
  12. 🔍 36% Ecce in nubibusEcce in nubibus
  13. 🔍 36% Spiritus Sanctus in teSpiritus Sanctus in te
  14. 🔍 36% Spiritus Sanctus in teSpiritus Sanctus in te
  15. 🔍 35% Dextera DominiDextera Domini
  16. 🔍 35% Magnificamus teMagnificamus te
  17. 🔍 34% Apparuit gratiaApparuit gratia
  18. 🔍 34% Domine Deus meus in te speraviDomine Deus meus in te speravi
  19. 🔍 33% Rex pacificusRex pacificus
  20. 🔍 33% Virgam virtutis ... in splendoribus (Mode 8g-fg)Virgam virtutis ... in splendoribus (Mode 8g-fg)
  21. 🔍 33% Quoniam in teQuoniam in te
  22. 🔍 33% Gloria et honor DeoGloria et honor Deo
  23. 🔍 33% Exsultemus in DominoExsultemus in Domino
  24. 🔍 33% HabitabitHabitabit
  25. 🔍 33% Domine clamaviDomine clamavi
  26. 🔍 33% Gloria in excelsisGloria in excelsis
  27. 🔍 32% Exaudiat te DominusExaudiat te Dominus
  28. 🔍 32% Virgam virtutis ... ex SionVirgam virtutis ... ex Sion
  29. 🔍 32% Inclinavit DominusInclinavit Dominus
  30. 🔍 32% Natus est nobis hodieNatus est nobis hodie
  31. 🔍 32% Virgam virtutis ... in splendoribus (Mode 8g-fg~)Virgam virtutis ... in splendoribus (Mode 8g-fg~)
  32. 🔍 32% Multiplicabitur 1 (Mode 1g)Multiplicabitur 1 (Mode 1g)
  33. 🔍 32% Iacob autemIacob autem
  34. 🔍 32% Nemo in eumNemo in eum
  35. 🔍 32% Spiritus Domini replevitSpiritus Domini replevit
  36. 🔍 32% Omnes gentesOmnes gentes
  37. 🔍 32% Traditor autemTraditor autem
  38. 🔍 31% Alliga DomineAlliga Domine
  39. 🔍 31% In firmamentoIn firmamento
  40. 🔍 31% PosueruntPosuerunt
  41. 🔍 31% Reddite ergoReddite ergo
  42. 🔍 31% Domine in caeloDomine in caelo
  43. 🔍 31% Multiplicabitur 1Multiplicabitur 1
  44. 🔍 31% Sicut exaltatusSicut exaltatus
  45. 🔍 31% Apud DominumApud Dominum
  46. 🔍 31% Ascendit DeusAscendit Deus
  47. 🔍 31% Sede a dextrisSede a dextris
  48. 🔍 31% Verbum supernumVerbum supernum
  49. 🔍 30% Glorificamus teGlorificamus te
  50. 🔍 30% Esto mihi DomineEsto mihi Domine
  51. 🔍 30% VisionemVisionem
  52. 🔍 30% Et incipiens a Moyse 1Et incipiens a Moyse 1
  53. 🔍 30% Ante luciferum ... apparuitAnte luciferum ... apparuit
  54. 🔍 30% A progenieA progenie
  55. 🔍 30% Ante me non est (Mode 1g)Ante me non est (Mode 1g)
  56. 🔍 30% Stella nobisStella nobis
  57. 🔍 30% Veniet Dominus in potestateVeniet Dominus in potestate
  58. 🔍 30% Veniet Dominus in potestateVeniet Dominus in potestate
  59. 🔍 30% In lege DominiIn lege Domini
  60. 🔍 30% Dominus venietDominus veniet
  61. 🔍 30% Dominus venietDominus veniet
  62. 🔍 30% Dominus in temploDominus in templo
  63. 🔍 30% Exaltabo te DomineExaltabo te Domine
  64. 🔍 30% Domine magnus esDomine magnus es
  65. 🔍 30% Sepulto Domino (Mode 6f)Sepulto Domino (Mode 6f)