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% Fontes aquarumFontes aquarum
  2. 🔍 67% Fontes aquarumFontes aquarum
  3. 🔍 63% Fontes aquarumFontes aquarum
  4. 🔍 63% Fontes aquarumFontes aquarum
  5. 🔍 36% Fontes et omniaFontes et omnia
  6. 🔍 29% Baptizatur ChristusBaptizatur Christus
  7. 🔍 29% Apparuit in mundoApparuit in mundo
  8. 🔍 28% Christus semelChristus semel
  9. 🔍 28% Venite ad me omnes (mode 8)Venite ad me omnes (mode 8)
  10. 🔍 28% Te qui in SpirituTe qui in Spiritu
  11. 🔍 28% Veni Sancte SpiritusVeni Sancte Spiritus
  12. 🔍 27% Spiritus Sanctus in teSpiritus Sanctus in te
  13. 🔍 27% Spiritus Sanctus in teSpiritus Sanctus in te
  14. 🔍 27% Christus Deus nosterChristus Deus noster
  15. 🔍 27% Oportebat patiOportebat pati
  16. 🔍 26% Sic Deus dilexit ... alleluiaSic Deus dilexit ... alleluia
  17. 🔍 26% Memorare DomineMemorare Domine
  18. 🔍 26% Sicut MoysesSicut Moyses
  19. 🔍 26% Te Deum PatremTe Deum Patrem
  20. 🔍 26% In DominoIn Domino
  21. 🔍 26% Dum mediumDum medium
  22. 🔍 26% Dum tolleret DominusDum tolleret Dominus
  23. 🔍 26% Magna et mirabiliaMagna et mirabilia
  24. 🔍 25% Pater peccaviPater peccavi
  25. 🔍 25% Sic Deus dilexitSic Deus dilexit
  26. 🔍 25% Propter nimiamPropter nimiam
  27. 🔍 25% Dixit Dominus mulieriDixit Dominus mulieri
  28. 🔍 25% Omnes autemOmnes autem
  29. 🔍 25% Glorificamus teGlorificamus te
  30. 🔍 25% Spiritus Domini replevitSpiritus Domini replevit
  31. 🔍 25% In nomine enimIn nomine enim
  32. 🔍 25% Dedit in mortemDedit in mortem
  33. 🔍 25% Maria et fluminaMaria et flumina
  34. 🔍 25% Rex nosterRex noster
  35. 🔍 25% Rex nosterRex noster
  36. 🔍 25% Adorate DominumAdorate Dominum
  37. 🔍 25% Ecce de quo IoannesEcce de quo Ioannes
  38. 🔍 24% Dextera DominiDextera Domini
  39. 🔍 24% Christus resurgensChristus resurgens
  40. 🔍 24% Magister quod est mandatumMagister quod est mandatum
  41. 🔍 24% Vigilate itaqueVigilate itaque
  42. 🔍 24% Vigilate itaqueVigilate itaque
  43. 🔍 24% Aptata virgoAptata virgo
  44. 🔍 24% Ave MariaAve Maria
  45. 🔍 24% Rex pacificusRex pacificus
  46. 🔍 24% Rabbi quid peccavitRabbi quid peccavit
  47. 🔍 24% Creatura omnisCreatura omnis
  48. 🔍 24% Quicumque volueritQuicumque voluerit
  49. 🔍 24% Ecce ancilla DominiEcce ancilla Domini
  50. 🔍 24% Deus in sanctoDeus in sancto
  51. 🔍 24% Exsultabunt sanctiExsultabunt sancti
  52. 🔍 24% In lege DominiIn lege Domini
  53. 🔍 24% Benedictio et claritasBenedictio et claritas
  54. 🔍 24% Dicit Dominus PaenitentiamDicit Dominus Paenitentiam
  55. 🔍 24% Dicit Dominus PaenitentiamDicit Dominus Paenitentiam
  56. 🔍 24% Beatus venterBeatus venter
  57. 🔍 24% Quicumque Spiritu (Mode 8g-a)Quicumque Spiritu (Mode 8g-a)
  58. 🔍 24% Libera nos Deus (Mode 8g)Libera nos Deus (Mode 8g)
  59. 🔍 24% Ave MariaAve Maria
  60. 🔍 24% Domini est terraDomini est terra
  61. 🔍 24% Sic venietSic veniet
  62. 🔍 24% Dabo in SionDabo in Sion
  63. 🔍 24% Dabo in SionDabo in Sion
  64. 🔍 24% Manete in dilectioneManete in dilectione
  65. 🔍 24% Vadam ad patremVadam ad patrem