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% Lumen gentiumLumen gentium
  2. 🔍 37% Nunc dimittisNunc dimittis
  3. 🔍 31% Nunc DimittisNunc Dimittis
  4. 🔍 31% Dignus est AgnusDignus est Agnus
  5. 🔍 30% IlluxeruntIlluxerunt
  6. 🔍 30% In medioIn medio
  7. 🔍 29% SanctusSanctus
  8. 🔍 29% Sancti tuiSancti tui
  9. 🔍 29% In Nomine Jesu 2In Nomine Jesu 2
  10. 🔍 29% Adorna thalamumAdorna thalamum
  11. 🔍 29% Da pacemDa pacem
  12. 🔍 29% Lumen ad revelationem gentiumLumen ad revelationem gentium
  13. 🔍 28% SuscepimusSuscepimus
  14. 🔍 28% In medioIn medio
  15. 🔍 28% Occurrunt turbaeOccurrunt turbae
  16. 🔍 28% Populus SyonPopulus Syon
  17. 🔍 27% SedebitSedebit
  18. 🔍 27% ObtuleruntObtulerunt
  19. 🔍 27% Nunc scioNunc scio
  20. 🔍 27% Gloria (Introits tone 2)Gloria (Introits tone 2)
  21. 🔍 27% Crucem tuam adoramusCrucem tuam adoramus
  22. 🔍 27% HosannaHosanna
  23. 🔍 27% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  24. 🔍 27% Redemisti nosRedemisti nos
  25. 🔍 27% Sapientiam sanctorumSapientiam sanctorum
  26. 🔍 27% Stabant juxtaStabant juxta
  27. 🔍 26% LoquebarLoquebar
  28. 🔍 26% Gloria (Introits tone 6)Gloria (Introits tone 6)
  29. 🔍 26% Omnes collaudantOmnes collaudant
  30. 🔍 26% SuscepimusSuscepimus
  31. 🔍 26% Loquebar ... S. John BaptistLoquebar ... S. John Baptist
  32. 🔍 26% Vera fidesVera fides
  33. 🔍 26% Gaudeamus ... AnnaGaudeamus ... Anna
  34. 🔍 26% ConfessioConfessio
  35. 🔍 26% Omnia quae fecistiOmnia quae fecisti
  36. 🔍 26% Intret in conspectuIntret in conspectu
  37. 🔍 26% FrumentumFrumentum
  38. 🔍 26% CoeperuntCoeperunt
  39. 🔍 25% Mihi autem absit ... S. HelenaMihi autem absit ... S. Helena
  40. 🔍 25% Gaudeamus ... ConceptionGaudeamus ... Conception
  41. 🔍 25% Gaudeamus ... AssumptionGaudeamus ... Assumption
  42. 🔍 25% StatuitStatuit
  43. 🔍 25% Judica meJudica me
  44. 🔍 25% Loquebar Ps. LaudateLoquebar Ps. Laudate
  45. 🔍 25% Lumen HilareLumen Hilare
  46. 🔍 25% Omnes gentesOmnes gentes
  47. 🔍 25% Justus es DomineJustus es Domine
  48. 🔍 25% Justorum animaeJustorum animae
  49. 🔍 25% Dominus dixitDominus dixit
  50. 🔍 25% Pueri Hebraeorum 2Pueri Hebraeorum 2
  51. 🔍 25% Os justiOs justi
  52. 🔍 25% ExclamaveruntExclamaverunt
  53. 🔍 25% Felices sensusFelices sensus
  54. 🔍 25% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  55. 🔍 25% Hodie scietisHodie scietis
  56. 🔍 25% Domini est terraDomini est terra
  57. 🔍 24% IlluminaIllumina
  58. 🔍 24% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  59. 🔍 24% Dicit DominusDicit Dominus
  60. 🔍 24% Beata visceraBeata viscera
  61. 🔍 24% Gaudeamus ... AgathaGaudeamus ... Agatha
  62. 🔍 24% Dominus fortitudoDominus fortitudo
  63. 🔍 24% Mitte manumMitte manum
  64. 🔍 24% HumiliavitHumiliavit
  65. 🔍 24% Ab ortu solisAb ortu solis