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% Si ambulemSi ambulem
  2. 🔍 68% Si ambulemSi ambulem
  3. 🔍 37% Sapientia hujus mundiSapientia hujus mundi
  4. 🔍 37% Qui timetisQui timetis
  5. 🔍 35% Si ambulemSi ambulem
  6. 🔍 33% Qui timetisQui timetis
  7. 🔍 32% Sapientia hujus mundiSapientia hujus mundi
  8. 🔍 32% Inflammatum estInflammatum est
  9. 🔍 31% Diligite DominumDiligite Dominum
  10. 🔍 28% SperaSpera
  11. 🔍 28% Custodi meCustodi me
  12. 🔍 28% Sciant gentesSciant gentes
  13. 🔍 28% Custodi meCustodi me
  14. 🔍 27% Omnes gentes quascumque (Grad)Omnes gentes quascumque (Grad)
  15. 🔍 27% Exaudi Domine... adjutorExaudi Domine... adjutor
  16. 🔍 27% Exaudi Domine... adjutorExaudi Domine... adjutor
  17. 🔍 26% Desiderium cordisDesiderium cordis
  18. 🔍 26% Os justi (Grad.)Os justi (Grad.)
  19. 🔍 26% Beata gensBeata gens
  20. 🔍 26% De necessitatibusDe necessitatibus
  21. 🔍 26% Tota formosaTota formosa
  22. 🔍 26% ConsummatusConsummatus
  23. 🔍 26% Si ambulaveroSi ambulavero
  24. 🔍 25% Tenuisti manumTenuisti manum
  25. 🔍 25% Inveni DavidInveni David
  26. 🔍 25% Inveni DavidInveni David
  27. 🔍 25% Cantate DominoCantate Domino
  28. 🔍 25% Concupivit rexConcupivit rex
  29. 🔍 25% Esto mihiEsto mihi
  30. 🔍 24% AnnuntiateAnnuntiate
  31. 🔍 24% Super flumina (verses)Super flumina (verses)
  32. 🔍 24% Sacerdotes ejusSacerdotes ejus
  33. 🔍 24% Qui timent DominumQui timent Dominum
  34. 🔍 24% Testis mihi estTestis mihi est
  35. 🔍 24% De necessitatibusDe necessitatibus
  36. 🔍 24% Ipse habetIpse habet
  37. 🔍 24% Prope es tuPrope es tu
  38. 🔍 24% Deus vitam meamDeus vitam meam
  39. 🔍 24% Inveni DavidInveni David
  40. 🔍 24% Inveni David (St Louis)Inveni David (St Louis)
  41. 🔍 23% Deus exaudiDeus exaudi
  42. 🔍 23% Memor fuiMemor fui
  43. 🔍 23% Misereris omniumMisereris omnium
  44. 🔍 23% Tenuisti manumTenuisti manum
  45. 🔍 23% Sciant gentesSciant gentes
  46. 🔍 23% Exaudi Domine... adjutorExaudi Domine... adjutor
  47. 🔍 23% Sanctificavit (verses)Sanctificavit (verses)
  48. 🔍 23% Miserere mei DeusMiserere mei Deus
  49. 🔍 23% Volavit ad meVolavit ad me
  50. 🔍 23% Domine Deus... qui repertusDomine Deus... qui repertus
  51. 🔍 23% Memento nostriMemento nostri
  52. 🔍 23% Spera in DominoSpera in Domino
  53. 🔍 23% Repleta estRepleta est
  54. 🔍 23% Timete DominumTimete Dominum
  55. 🔍 23% Domine Deus... vidi cumDomine Deus... vidi cum
  56. 🔍 23% Tu gloria JerusalemTu gloria Jerusalem
  57. 🔍 23% Electi meiElecti mei
  58. 🔍 22% Deus in nomine tuoDeus in nomine tuo
  59. 🔍 22% In voluntateIn voluntate
  60. 🔍 22% Memor fuiMemor fui
  61. 🔍 22% Timete DominumTimete Dominum
  62. 🔍 22% Miserere mei DeusMiserere mei Deus
  63. 🔍 22% Miserere mei DeusMiserere mei Deus
  64. 🔍 22% Salvum fac servumSalvum fac servum
  65. 🔍 22% Sciant gentesSciant gentes