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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% O lumen EcclesiaeO lumen Ecclesiae
  2. πŸ” 73% O lumenO lumen
  3. πŸ” 38% O decus EcclesiaeO decus Ecclesiae
  4. πŸ” 26% Amici MeiAmici Mei
  5. πŸ” 25% In medio EcclesiaeIn medio Ecclesiae
  6. πŸ” 24% Regina caeliRegina caeli
  7. πŸ” 24% Benedictio et claritasBenedictio et claritas
  8. πŸ” 24% O castitatis signiferO castitatis signifer
  9. πŸ” 23% O splendor pudicitiaeO splendor pudicitiae
  10. πŸ” 22% Ecce omnes redemptiEcce omnes redempti
  11. πŸ” 22% O martyr egregieO martyr egregie
  12. πŸ” 22% In medio Ecclesiae all. all. all.In medio Ecclesiae all. all. all.
  13. πŸ” 22% O spem miramO spem miram
  14. πŸ” 22% Virgo MariaVirgo Maria
  15. πŸ” 22% In medio Ecclesiae all. all.In medio Ecclesiae all. all.
  16. πŸ” 22% O Christi pietasO Christi pietas
  17. πŸ” 21% Hostis HerodesHostis Herodes
  18. πŸ” 21% Verbum caroVerbum caro
  19. πŸ” 21% Salve lux mundi!Salve lux mundi!
  20. πŸ” 21% Aeterne rerum conditorAeterne rerum conditor
  21. πŸ” 21% Gaudete in DominoGaudete in Domino
  22. πŸ” 21% Credo videreCredo videre
  23. πŸ” 21% Documentis artiumDocumentis artium
  24. πŸ” 21% O PetreO Petre
  25. πŸ” 21% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  26. πŸ” 21% Immensa et unaImmensa et una
  27. πŸ” 21% Verbum caroVerbum caro
  28. πŸ” 20% Ave vena veniaeAve vena veniae
  29. πŸ” 20% Qui propheticoQui prophetico
  30. πŸ” 20% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  31. πŸ” 20% A solis ortusA solis ortus
  32. πŸ” 20% Exsultet orbis gaudiisExsultet orbis gaudiis
  33. πŸ” 20% Roma Petro GlorieturRoma Petro Glorietur
  34. πŸ” 20% Ave Regina CaelorumAve Regina Caelorum
  35. πŸ” 20% Ave lumenAve lumen
  36. πŸ” 20% Sursum sonetSursum sonet
  37. πŸ” 20% Martyr Dei, qui unicumMartyr Dei, qui unicum
  38. πŸ” 20% Beatus VincentiusBeatus Vincentius
  39. πŸ” 20% Exsultet orbis gaudiisExsultet orbis gaudiis
  40. πŸ” 20% LΓ†ti colentes famulamLΓ†ti colentes famulam
  41. πŸ” 20% Tu Trinitatis UnitasTu Trinitatis Unitas
  42. πŸ” 20% Miserere mei... secundumMiserere mei... secundum
  43. πŸ” 19% Ascendit ChristusAscendit Christus
  44. πŸ” 19% Posuisti Domine (Com.)Posuisti Domine (Com.)
  45. πŸ” 19% Martyr Dei qui unicumMartyr Dei qui unicum
  46. πŸ” 19% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  47. πŸ” 19% Crudelis HerodesCrudelis Herodes
  48. πŸ” 19% Virginis CatharinaeVirginis Catharinae
  49. πŸ” 19% Laeti colentes famulumLaeti colentes famulum
  50. πŸ” 19% O vos unanimesO vos unanimes
  51. πŸ” 19% Regali solio fortisRegali solio fortis
  52. πŸ” 19% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  53. πŸ” 19% In medio EcclesiaeIn medio Ecclesiae
  54. πŸ” 19% Induit me DominusInduit me Dominus
  55. πŸ” 19% Captator olim pisciumCaptator olim piscium
  56. πŸ” 19% Felix namque esFelix namque es
  57. πŸ” 19% Verbum caro factum estVerbum caro factum est
  58. πŸ” 19% Regali solioRegali solio
  59. πŸ” 19% Verbum caro factum estVerbum caro factum est
  60. πŸ” 19% EvigilaEvigila
  61. πŸ” 19% Protege DomineProtege Domine
  62. πŸ” 19% Gaude Mater EcclesiaGaude Mater Ecclesia
  63. πŸ” 19% Crudelis HerodesCrudelis Herodes
  64. πŸ” 19% Optatus votis omniumOptatus votis omnium
  65. πŸ” 19% Exsultet jam AngelicaExsultet jam Angelica