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% Justi epulentur (Intr.)Justi epulentur (Intr.)
  2. 🔍 70% Justi epulentur (Intr.)Justi epulentur (Intr.)
  3. 🔍 70% Justi epulenturJusti epulentur
  4. 🔍 38% Exsultent justiExsultent justi
  5. 🔍 36% Deus in loco sanctoDeus in loco sancto
  6. 🔍 35% Exsultent justi (simple tone)Exsultent justi (simple tone)
  7. 🔍 35% Exsultent justiExsultent justi
  8. 🔍 34% Spiritus Domini sine alleluiaSpiritus Domini sine alleluia
  9. 🔍 33% Christus resurrexitChristus resurrexit
  10. 🔍 33% Os justiOs justi
  11. 🔍 32% Exsultent justiExsultent justi
  12. 🔍 31% Venite auditeVenite audite
  13. 🔍 31% Deus dum egredererisDeus dum egredereris
  14. 🔍 31% Hodie scietisHodie scietis
  15. 🔍 30% Deus in locoDeus in loco
  16. 🔍 30% Esto mihiEsto mihi
  17. 🔍 30% Spiritus Domini sine AlleluiaSpiritus Domini sine Alleluia
  18. 🔍 30% Deus dum egredererisDeus dum egredereris
  19. 🔍 30% Deus dum egredererisDeus dum egredereris
  20. 🔍 29% Desiderium animaeDesiderium animae
  21. 🔍 29% Pauperes SionPauperes Sion
  22. 🔍 29% Cantate DominoCantate Domino
  23. 🔍 29% Exsultent justiExsultent justi
  24. 🔍 29% Exsultent justi... allel.Exsultent justi... allel.
  25. 🔍 28% Requiem (Intr.)Requiem (Intr.)
  26. 🔍 28% ExsurgeExsurge
  27. 🔍 28% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  28. 🔍 28% Miserere mei... secundumMiserere mei... secundum
  29. 🔍 28% Omnes gentes plaudite (Intr)Omnes gentes plaudite (Intr)
  30. 🔍 27% Adorate DeumAdorate Deum
  31. 🔍 27% Hodie scietisHodie scietis
  32. 🔍 27% Deus in loco sancto suoDeus in loco sancto suo
  33. 🔍 27% In excelso thronoIn excelso throno
  34. 🔍 27% Esto mihiEsto mihi
  35. 🔍 27% Spiritus Domini cum AlleluiaSpiritus Domini cum Alleluia
  36. 🔍 26% Spiritus... replevit... alleluiaSpiritus... replevit... alleluia
  37. 🔍 26% Sponso sponsa!Sponso sponsa!
  38. 🔍 26% Egredimini (S. Rita)Egredimini (S. Rita)
  39. 🔍 26% Deus in loco sanctoDeus in loco sancto
  40. 🔍 26% Etenim sederuntEtenim sederunt
  41. 🔍 26% Os justiOs justi
  42. 🔍 26% Exsultet jam AngelicaExsultet jam Angelica
  43. 🔍 26% Venite exultemus IV GVenite exultemus IV G
  44. 🔍 26% Spiritus Domini replevit (Intr)Spiritus Domini replevit (Intr)
  45. 🔍 26% Summae Parens clementiaeSummae Parens clementiae
  46. 🔍 25% Domine DeusDomine Deus
  47. 🔍 25% Sacerdotes tuiSacerdotes tui
  48. 🔍 25% Credo IICredo II
  49. 🔍 25% Domine Deus... qui repertusDomine Deus... qui repertus
  50. 🔍 25% Deus in adjutoriumDeus in adjutorium
  51. 🔍 25% Felix namqueFelix namque
  52. 🔍 25% Cantate DominoCantate Domino
  53. 🔍 25% In ecclesiisIn ecclesiis
  54. 🔍 25% Ego autem cum justitiaEgo autem cum justitia
  55. 🔍 25% Sacerdotes DeiSacerdotes Dei
  56. 🔍 25% Exsultent justi (R. br.)Exsultent justi (R. br.)
  57. 🔍 25% In medio Ecclesiae all. all.In medio Ecclesiae all. all.
  58. 🔍 25% Respice in meRespice in me
  59. 🔍 25% In medio EcclesiaeIn medio Ecclesiae
  60. 🔍 25% Laetare caelum desuperLaetare caelum desuper
  61. 🔍 25% RequiemRequiem
  62. 🔍 25% Tu Trinitatis UnitasTu Trinitatis Unitas
  63. 🔍 25% Justi epulenturJusti epulentur
  64. 🔍 24% Os justiOs justi
  65. 🔍 24% Ne timeasNe timeas