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% VeritatemVeritatem
  2. 🔍 69% Improperium... simul contristareturImproperium... simul contristaretur
  3. 🔍 62% De necessitatibusDe necessitatibus
  4. 🔍 56% Improperium... simul mecumImproperium... simul mecum
  5. 🔍 37% ImproperiumImproperium
  6. 🔍 32% Aeterne Rex altissimeAeterne Rex altissime
  7. 🔍 31% Verbum supernumVerbum supernum
  8. 🔍 30% HumiliavitHumiliavit
  9. 🔍 30% Improperium... et dederuntImproperium... et dederunt
  10. 🔍 29% Mihi autem absit (V. Vivo ego)Mihi autem absit (V. Vivo ego)
  11. 🔍 28% Lux alma Jesu mentiumLux alma Jesu mentium
  12. 🔍 28% LavaboLavabo
  13. 🔍 28% SuscitaboSuscitabo
  14. 🔍 28% AnnuntiateAnnuntiate
  15. 🔍 28% Improperium... et dederuntImproperium... et dederunt
  16. 🔍 28% Improperium... et dederuntImproperium... et dederunt
  17. 🔍 27% DispersitDispersit
  18. 🔍 27% Sacerdotes tuiSacerdotes tui
  19. 🔍 27% Ad te levaviAd te levavi
  20. 🔍 27% Beatus qui auditBeatus qui audit
  21. 🔍 27% Veni sponsa ChristiVeni sponsa Christi
  22. 🔍 27% Oravi DeumOravi Deum
  23. 🔍 26% AdeamusAdeamus
  24. 🔍 26% Factus es spes meaFactus es spes mea
  25. 🔍 26% Nunc ergoNunc ergo
  26. 🔍 26% Domine ne longeDomine ne longe
  27. 🔍 26% Repleatur os meumRepleatur os meum
  28. 🔍 26% Ego clamaviEgo clamavi
  29. 🔍 26% Tu gloriaTu gloria
  30. 🔍 25% Veni sponsa ChristiVeni sponsa Christi
  31. 🔍 25% A dextris est mihi (Resp.)A dextris est mihi (Resp.)
  32. 🔍 25% ConfessioConfessio
  33. 🔍 25% ExspectabamExspectabam
  34. 🔍 25% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  35. 🔍 25% Improperium 1Improperium 1
  36. 🔍 25% O salutaris Hostia IO salutaris Hostia I
  37. 🔍 25% O salutaris Hostia IO salutaris Hostia I
  38. 🔍 25% Aeterne Rex altissimeAeterne Rex altissime
  39. 🔍 25% Exsurge Domine DeusExsurge Domine Deus
  40. 🔍 25% In nomine Jesu (ps. Domine)In nomine Jesu (ps. Domine)
  41. 🔍 25% Beatus MartinusBeatus Martinus
  42. 🔍 25% Ego diligentesEgo diligentes
  43. 🔍 25% Erit vobisErit vobis
  44. 🔍 24% Si ambulaveroSi ambulavero
  45. 🔍 24% AnnuntiateAnnuntiate
  46. 🔍 24% Sperent in teSperent in te
  47. 🔍 24% DesideriumDesiderium
  48. 🔍 24% Tu gloria JerusalemTu gloria Jerusalem
  49. 🔍 24% Surge DomineSurge Domine
  50. 🔍 24% Videte quoniamVidete quoniam
  51. 🔍 24% Qui gloriaturQui gloriatur
  52. 🔍 24% Placare Christe servulisPlacare Christe servulis
  53. 🔍 24% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  54. 🔍 23% Verbum supernum prodiens necVerbum supernum prodiens nec
  55. 🔍 23% Verbum supernum prodiensVerbum supernum prodiens
  56. 🔍 23% Miserere mei... secundumMiserere mei... secundum
  57. 🔍 23% Ego autem cumEgo autem cum
  58. 🔍 23% Salus populiSalus populi
  59. 🔍 23% Jam non dicamJam non dicam
  60. 🔍 23% MagnificatMagnificat
  61. 🔍 23% Deus in nomineDeus in nomine
  62. 🔍 23% ExaudivitExaudivit
  63. 🔍 23% Te CatharinaTe Catharina
  64. 🔍 23% Surge DomineSurge Domine
  65. 🔍 23% Domine quis habitabitDomine quis habitabit