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% Per omnia saecula saeculorum BPer omnia saecula saeculorum B
  2. 🔍 65% Post collectamPost collectam
  3. 🔍 58% Qui vivit et regnat AQui vivit et regnat A
  4. 🔍 45% Post alias orationesPost alias orationes
  5. 🔍 44% Per omnia (A)Per omnia (A)
  6. 🔍 43% Per omnia saecula saeculorum (2. Tonus ferialis)Per omnia saecula saeculorum (2. Tonus ferialis)
  7. 🔍 41% Qui vivit et regnatQui vivit et regnat
  8. 🔍 40% Per omnia saecula saeculorum (1. Tonus solemnis)Per omnia saecula saeculorum (1. Tonus solemnis)
  9. 🔍 38% Per omnia saecula saeculorum (3. Tonus solemnior)Per omnia saecula saeculorum (3. Tonus solemnior)
  10. 🔍 36% Gloria Patri - IIIGloria Patri - III
  11. 🔍 35% Post collectam (Toni orationum B)Post collectam (Toni orationum B)
  12. 🔍 35% Per omnia ... Pax DominiPer omnia ... Pax Domini
  13. 🔍 34% Per omnia (B)Per omnia (B)
  14. 🔍 31% Per Dominum (A)Per Dominum (A)
  15. 🔍 31% Verbum DominiVerbum Domini
  16. 🔍 31% Verbum DominiVerbum Domini
  17. 🔍 31% Per omnia ... Et ne nos inducasPer omnia ... Et ne nos inducas
  18. 🔍 31% Per Christum Dominum nostrum BPer Christum Dominum nostrum B
  19. 🔍 30% Gloria Patri IIIGloria Patri III
  20. 🔍 30% Qui vivit (A)Qui vivit (A)
  21. 🔍 30% Qui vivit (B)Qui vivit (B)
  22. 🔍 30% In nomine PatrisIn nomine Patris
  23. 🔍 30% Per ipsum (A. tonus simplex)Per ipsum (A. tonus simplex)
  24. 🔍 30% Per Dominum (B)Per Dominum (B)
  25. 🔍 29% Verbum DominiVerbum Domini
  26. 🔍 28% Verbum DominiVerbum Domini
  27. 🔍 28% Deus in adiutorium (in Dom. et festis)Deus in adiutorium (in Dom. et festis)
  28. 🔍 28% Gloria Patri - IGloria Patri - I
  29. 🔍 27% Dominus vobiscum 3aDominus vobiscum 3a
  30. 🔍 27% Gloria Patri - VGloria Patri - V
  31. 🔍 27% Gloria Patri - IIGloria Patri - II
  32. 🔍 27% Dominus vobiscum 3bDominus vobiscum 3b
  33. 🔍 27% Exaltate... saeculorumExaltate... saeculorum
  34. 🔍 27% Dominus vobiscumDominus vobiscum
  35. 🔍 27% Oratio super oblataOratio super oblata
  36. 🔍 26% A fructu frumentiA fructu frumenti
  37. 🔍 26% Veni Creator SpiritusVeni Creator Spiritus
  38. 🔍 26% Praefatio ferialis de sacratissimo Corde IesuPraefatio ferialis de sacratissimo Corde Iesu
  39. 🔍 26% Gloria Patri IGloria Patri I
  40. 🔍 26% Gratia Domini nostriGratia Domini nostri
  41. 🔍 26% Gloria Patri - IVGloria Patri - IV
  42. 🔍 25% Domine labia meaDomine labia mea
  43. 🔍 25% Per ipsum (B. tonus sollemnis)Per ipsum (B. tonus sollemnis)
  44. 🔍 25% Dominus vobiscum ... Inclinate (A)Dominus vobiscum ... Inclinate (A)
  45. 🔍 25% Complacuisti (Simple)Complacuisti (Simple)
  46. 🔍 24% Toni Praefationum (1. Tonus solemnis)Toni Praefationum (1. Tonus solemnis)
  47. 🔍 24% Gloria Patri - VIIGloria Patri - VII
  48. 🔍 24% Toni Praefationum (2. Tonus ferialis)Toni Praefationum (2. Tonus ferialis)
  49. 🔍 24% Gloria Patri - VIGloria Patri - VI
  50. 🔍 24% Exaltate Regem saeculorumExaltate Regem saeculorum
  51. 🔍 24% Toni Praefationum (3. Tonus solemnior)Toni Praefationum (3. Tonus solemnior)
  52. 🔍 24% Veni ad liberandumVeni ad liberandum
  53. 🔍 23% Dominus vobiscumDominus vobiscum
  54. 🔍 23% Toni Communes Ad Gloria Patri (Modo V)Toni Communes Ad Gloria Patri (Modo V)
  55. 🔍 23% Dominus vobiscumDominus vobiscum
  56. 🔍 23% Dominus vobiscumDominus vobiscum
  57. 🔍 23% Exaltate regem saeculorumExaltate regem saeculorum
  58. 🔍 23% Deus in adiutorium (tonus ferialis)Deus in adiutorium (tonus ferialis)
  59. 🔍 23% Lumen ChristiLumen Christi
  60. 🔍 23% Ego sum pastor bonusEgo sum pastor bonus
  61. 🔍 23% Dominus vobiscum ... Sit nomen (A)Dominus vobiscum ... Sit nomen (A)
  62. 🔍 22% AlleluiaAlleluia
  63. 🔍 22% Gloria PatriGloria Patri
  64. 🔍 22% Dominus vobiscum ... Sit nomen (B)Dominus vobiscum ... Sit nomen (B)
  65. 🔍 22% Gloria Patri IVGloria Patri IV