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% Inveni David (St Louis)Inveni David (St Louis)
  2. 🔍 48% Inveni DavidInveni David
  3. 🔍 48% Inveni DavidInveni David
  4. 🔍 43% Inveni DavidInveni David
  5. 🔍 42% SperaSpera
  6. 🔍 38% Gloriosus DeusGloriosus Deus
  7. 🔍 37% Timete DominumTimete Dominum
  8. 🔍 36% Miserere mei DeusMiserere mei Deus
  9. 🔍 35% Salvum fac servumSalvum fac servum
  10. 🔍 35% Inflammatum estInflammatum est
  11. 🔍 35% Custodi meCustodi me
  12. 🔍 34% Inveni DavidInveni David
  13. 🔍 33% Timete DominumTimete Dominum
  14. 🔍 33% Tota formosaTota formosa
  15. 🔍 33% Benedixit te DominusBenedixit te Dominus
  16. 🔍 32% Sacerdotes ejus (Grad.)Sacerdotes ejus (Grad.)
  17. 🔍 32% Diligite DominumDiligite Dominum
  18. 🔍 32% Inveni DavidInveni David
  19. 🔍 30% Inveni DavidInveni David
  20. 🔍 30% Misereris omniumMisereris omnium
  21. 🔍 30% Inveni David (Offertorium)Inveni David (Offertorium)
  22. 🔍 30% ConsummatusConsummatus
  23. 🔍 30% Sciant gentesSciant gentes
  24. 🔍 30% Spera in DominoSpera in Domino
  25. 🔍 29% Inveni DavidInveni David
  26. 🔍 29% AnnuntiateAnnuntiate
  27. 🔍 28% Omnes gentes quascumque (Grad)Omnes gentes quascumque (Grad)
  28. 🔍 28% Ipse habetIpse habet
  29. 🔍 28% Miserere mei DeusMiserere mei Deus
  30. 🔍 28% Sacerdotes ejusSacerdotes ejus
  31. 🔍 27% Desiderium cordisDesiderium cordis
  32. 🔍 26% Custodi meCustodi me
  33. 🔍 26% Meum est consiliumMeum est consilium
  34. 🔍 25% Ab ortu solisAb ortu solis
  35. 🔍 25% Nunc ergoNunc ergo
  36. 🔍 25% Posui adjutoriumPosui adjutorium
  37. 🔍 25% Beata gensBeata gens
  38. 🔍 25% Ab ortu solisAb ortu solis
  39. 🔍 25% Ecce elongaviEcce elongavi
  40. 🔍 25% Meum est consiliumMeum est consilium
  41. 🔍 25% Dulcis et rectusDulcis et rectus
  42. 🔍 25% Domine fortitudoDomine fortitudo
  43. 🔍 24% Cantate DominoCantate Domino
  44. 🔍 24% Oravi Deum (verses)Oravi Deum (verses)
  45. 🔍 24% Desiderium cordisDesiderium cordis
  46. 🔍 24% Miserere mei DeusMiserere mei Deus
  47. 🔍 24% Nunc dimittisNunc dimittis
  48. 🔍 24% Dulcis et rectusDulcis et rectus
  49. 🔍 24% Salvum fac servumSalvum fac servum
  50. 🔍 24% Tu gloria JerusalemTu gloria Jerusalem
  51. 🔍 24% Extuli electumExtuli electum
  52. 🔍 24% Os justi (Grad.)Os justi (Grad.)
  53. 🔍 24% Ego dixi DomineEgo dixi Domine
  54. 🔍 24% Inveni DavidInveni David
  55. 🔍 24% Gloriosus DeusGloriosus Deus
  56. 🔍 24% Concupivit rexConcupivit rex
  57. 🔍 24% Inveni David (Alleluia)Inveni David (Alleluia)
  58. 🔍 24% Custodi meCustodi me
  59. 🔍 24% AnnuntiateAnnuntiate
  60. 🔍 24% Si ambulemSi ambulem
  61. 🔍 24% Esto mihiEsto mihi
  62. 🔍 24% Memento nostriMemento nostri
  63. 🔍 23% Tu es DeusTu es Deus
  64. 🔍 23% Veni sponsa ChristiVeni sponsa Christi
  65. 🔍 23% Sacerdotes ejusSacerdotes ejus