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% Pascha nostrumPascha nostrum
  2. 🔍 64% Pascha nostrumPascha nostrum
  3. 🔍 53% Pascha NostrumPascha Nostrum
  4. 🔍 45% Pascha nostrumPascha nostrum
  5. 🔍 26% Pascha nostrumPascha nostrum
  6. 🔍 22% Pascha nostrumPascha nostrum
  7. 🔍 21% Haec diesHaec dies
  8. 🔍 20% Pascha nostrumPascha nostrum
  9. 🔍 20% Diffusa estDiffusa est
  10. 🔍 19% Veni Sancte SpiritusVeni Sancte Spiritus
  11. 🔍 19% Pascha nostrumPascha nostrum
  12. 🔍 19% Veni Sancte SpiritusVeni Sancte Spiritus
  13. 🔍 19% Usque modoUsque modo
  14. 🔍 18% In multitudineIn multitudine
  15. 🔍 18% Pascha nostrumPascha nostrum
  16. 🔍 18% Tibi gloriaTibi gloria
  17. 🔍 18% Initium sapientiaeInitium sapientiae
  18. 🔍 18% In exitu IsraelIn exitu Israel
  19. 🔍 17% Pascha nostrumPascha nostrum
  20. 🔍 17% Custodi innocentiamCustodi innocentiam
  21. 🔍 17% Oculus DeiOculus Dei
  22. 🔍 17% Domine exaudiDomine exaudi
  23. 🔍 17% Haec dies... BenedictusHaec dies... Benedictus
  24. 🔍 17% Spiritus SanctusSpiritus Sanctus
  25. 🔍 17% MultifarieMultifarie
  26. 🔍 16% Cantemus DominoCantemus Domino
  27. 🔍 16% Haec dies... DexteraHaec dies... Dextera
  28. 🔍 16% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  29. 🔍 16% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  30. 🔍 16% In exitu IsraelIn exitu Israel
  31. 🔍 16% Regina postquamRegina postquam
  32. 🔍 16% Dominus dixitDominus dixit
  33. 🔍 16% Tu es vasTu es vas
  34. 🔍 16% Sicut olivaSicut oliva
  35. 🔍 16% Ostende nobisOstende nobis
  36. 🔍 16% Benedicamus DominoBenedicamus Domino
  37. 🔍 16% Alleluia. Haec diesAlleluia. Haec dies
  38. 🔍 16% Domine exaudiDomine exaudi
  39. 🔍 16% Haec dies... Dicant nuncHaec dies... Dicant nunc
  40. 🔍 16% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  41. 🔍 15% Propter veritatem (All.)Propter veritatem (All.)
  42. 🔍 15% Caritas Dei cum AlleluiaCaritas Dei cum Alleluia
  43. 🔍 15% FoderuntFoderunt
  44. 🔍 15% Specie tuaSpecie tua
  45. 🔍 15% Tu es vasTu es vas
  46. 🔍 15% Vir eratVir erat
  47. 🔍 15% Haec dies... LapidemHaec dies... Lapidem
  48. 🔍 15% Domine refugiumDomine refugium
  49. 🔍 15% Veni Sancte SpiritusVeni Sancte Spiritus
  50. 🔍 15% Adoramus te Christe (Tract)Adoramus te Christe (Tract)
  51. 🔍 15% Non judicaviNon judicavi
  52. 🔍 15% Dominus regnavit exsultetDominus regnavit exsultet
  53. 🔍 15% Haec dies... Dicat nuncHaec dies... Dicat nunc
  54. 🔍 15% De excelsoDe excelso
  55. 🔍 15% In exitu IsraelIn exitu Israel
  56. 🔍 15% ConfiteminiConfitemini
  57. 🔍 15% Jacob autem (Com.)Jacob autem (Com.)
  58. 🔍 15% Pascha nostrumPascha nostrum
  59. 🔍 15% Dominus in SinaDominus in Sina
  60. 🔍 15% Non judicaviNon judicavi
  61. 🔍 15% Surrexit Christus quiSurrexit Christus qui
  62. 🔍 15% Joseph fili DavidJoseph fili David
  63. 🔍 14% Ego sum viaEgo sum via
  64. 🔍 14% Emitte SpiritumEmitte Spiritum
  65. 🔍 14% Emitte SpiritumEmitte Spiritum