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% Laudate Dominum omnes gentesLaudate Dominum omnes gentes
  2. 🔍 46% Emitte Spiritum (altera melodia)Emitte Spiritum (altera melodia)
  3. 🔍 37% Surrexit Christus quiSurrexit Christus qui
  4. 🔍 36% Surrexit Christus quiSurrexit Christus qui
  5. 🔍 32% Laudate Deum omnes (Ant)Laudate Deum omnes (Ant)
  6. 🔍 32% Laudate DominumLaudate Dominum
  7. 🔍 31% Laudate Dominum de Coelis (148)Laudate Dominum de Coelis (148)
  8. 🔍 29% Laudate Dominum omnes gentesLaudate Dominum omnes gentes
  9. 🔍 29% AlleluiaAlleluia
  10. 🔍 28% Laudate Dominum omnes gentesLaudate Dominum omnes gentes
  11. 🔍 27% Alleluia laudate DominumAlleluia laudate Dominum
  12. 🔍 26% Laudate Deum omnes (Ant)Laudate Deum omnes (Ant)
  13. 🔍 26% Laudate... omnesLaudate... omnes
  14. 🔍 26% Laudate Dominum omnesLaudate Dominum omnes
  15. 🔍 25% Laudate Deum omnes AngeliLaudate Deum omnes Angeli
  16. 🔍 24% Laudate Dominum omnes gentes (Psalmus 116)Laudate Dominum omnes gentes (Psalmus 116)
  17. 🔍 24% Laudate Dominum omnes gentes (Ps.116 - Textus antiquus)Laudate Dominum omnes gentes (Ps.116 - Textus antiquus)
  18. 🔍 24% AlleluiaAlleluia
  19. 🔍 24% Alleluia LaudateAlleluia Laudate
  20. 🔍 23% Laudate DominumLaudate Dominum
  21. 🔍 23% Laudate DominumLaudate Dominum
  22. 🔍 23% Loquebar... Ps. LaudateLoquebar... Ps. Laudate
  23. 🔍 23% Laudate DominumLaudate Dominum
  24. 🔍 23% Laudate Dominum omnes gentesLaudate Dominum omnes gentes
  25. 🔍 22% Juvenes... laudateJuvenes... laudate
  26. 🔍 22% Laudate... omnes gentesLaudate... omnes gentes
  27. 🔍 22% Laudate... omnes gentesLaudate... omnes gentes
  28. 🔍 22% Omnes de SabaOmnes de Saba
  29. 🔍 21% Laudate Deum omnes (All)Laudate Deum omnes (All)
  30. 🔍 21% Laudate Dominum qui sanatLaudate Dominum qui sanat
  31. 🔍 21% Salus et gloriaSalus et gloria
  32. 🔍 21% Misericordia DominiMisericordia Domini
  33. 🔍 21% Omnes gentesOmnes gentes
  34. 🔍 21% Laudate... omnes gentesLaudate... omnes gentes
  35. 🔍 21% Benedicentur in ipsoBenedicentur in ipso
  36. 🔍 21% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine
  37. 🔍 21% Laudate DeumLaudate Deum
  38. 🔍 21% Omnes gentes quascumqueOmnes gentes quascumque
  39. 🔍 21% Sacerdotes DeiSacerdotes Dei
  40. 🔍 20% Laudate Deum caeliLaudate Deum caeli
  41. 🔍 20% Laudate... DominiLaudate... Domini
  42. 🔍 20% Laudate Dominum omnes Gentes (Ps. 116)Laudate Dominum omnes Gentes (Ps. 116)
  43. 🔍 20% Laudate DominumLaudate Dominum
  44. 🔍 20% Ave Maria (Alleluia)Ave Maria (Alleluia)
  45. 🔍 20% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  46. 🔍 20% LaudateLaudate
  47. 🔍 19% Praefatio solemnis de sancto Joanne BaptistaPraefatio solemnis de sancto Joanne Baptista
  48. 🔍 19% Laudate DeumLaudate Deum
  49. 🔍 19% Adorabunt eumAdorabunt eum
  50. 🔍 19% Praefatio de Dominicis per annum VPraefatio de Dominicis per annum V
  51. 🔍 19% Alleluia ! Fac cum servo tuoAlleluia ! Fac cum servo tuo
  52. 🔍 19% Laudate pueriLaudate pueri
  53. 🔍 19% Laudate DominumLaudate Dominum
  54. 🔍 19% Salus et gloriaSalus et gloria
  55. 🔍 19% Sacerdotes DeiSacerdotes Dei
  56. 🔍 19% Laudate... sanatLaudate... sanat
  57. 🔍 19% Praefatio in Annuntiatione Domini die 25 martiiPraefatio in Annuntiatione Domini die 25 martii
  58. 🔍 19% Praefatio solemnis de Spiritu SanctoPraefatio solemnis de Spiritu Sancto
  59. 🔍 19% Praefatio de Beata Maria Virgine IPraefatio de Beata Maria Virgine I
  60. 🔍 19% Misericordia DominiMisericordia Domini
  61. 🔍 19% Laudate Dominum secundumLaudate Dominum secundum
  62. 🔍 19% Praefatio solemnis de sancto Ioanne BaptistaPraefatio solemnis de sancto Ioanne Baptista
  63. 🔍 19% Ecce Dominus veniet et omnes sanctiEcce Dominus veniet et omnes sancti
  64. 🔍 19% Praefatio solemnis de MartyribusPraefatio solemnis de Martyribus
  65. 🔍 19% Praefatio solemnis de sancto Ioseph Sponso B. M. V.Praefatio solemnis de sancto Ioseph Sponso B. M. V.