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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% O lumenO lumen
  2. πŸ” 73% O lumen EcclesiaeO lumen Ecclesiae
  3. πŸ” 47% O decus EcclesiaeO decus Ecclesiae
  4. πŸ” 29% O quam suavis estO quam suavis est
  5. πŸ” 27% O Christi pietasO Christi pietas
  6. πŸ” 27% In medio EcclesiaeIn medio Ecclesiae
  7. πŸ” 27% O martyr egregieO martyr egregie
  8. πŸ” 27% O splendor pudicitiaeO splendor pudicitiae
  9. πŸ” 27% Verbum caroVerbum caro
  10. πŸ” 26% O castitatis signiferO castitatis signifer
  11. πŸ” 26% Ecce omnes redemptiEcce omnes redempti
  12. πŸ” 25% O PetreO Petre
  13. πŸ” 25% Hostis HerodesHostis Herodes
  14. πŸ” 25% Qui propheticoQui prophetico
  15. πŸ” 24% Cum audisset JobCum audisset Job
  16. πŸ” 24% Virginis CatharinaeVirginis Catharinae
  17. πŸ” 24% Salve lux mundi!Salve lux mundi!
  18. πŸ” 24% Aeterne rerum conditorAeterne rerum conditor
  19. πŸ” 24% Verbum caroVerbum caro
  20. πŸ” 24% In medio Ecclesiae all. all. all.In medio Ecclesiae all. all. all.
  21. πŸ” 23% Ascendit ChristusAscendit Christus
  22. πŸ” 23% Ave vena veniaeAve vena veniae
  23. πŸ” 23% Beatus VincentiusBeatus Vincentius
  24. πŸ” 23% A solis ortusA solis ortus
  25. πŸ” 23% Posuisti Domine (Com.)Posuisti Domine (Com.)
  26. πŸ” 23% Pro eo... inquitPro eo... inquit
  27. πŸ” 23% Regina caeliRegina caeli
  28. πŸ” 23% Immensa et unaImmensa et una
  29. πŸ” 23% O MartineO Martine
  30. πŸ” 23% In medio Ecclesiae all. all.In medio Ecclesiae all. all.
  31. πŸ” 23% Exsultet orbis gaudiisExsultet orbis gaudiis
  32. πŸ” 23% Roma Petro GlorieturRoma Petro Glorietur
  33. πŸ” 23% In plausu gratia cΓ‘rminisIn plausu gratia cΓ‘rminis
  34. πŸ” 23% Ascendente JesuAscendente Jesu
  35. πŸ” 22% Ave lumenAve lumen
  36. πŸ” 22% Sursum sonetSursum sonet
  37. πŸ” 22% Martyr Dei, qui unicumMartyr Dei, qui unicum
  38. πŸ” 22% Exsultet orbis gaudiisExsultet orbis gaudiis
  39. πŸ” 22% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  40. πŸ” 22% PraedicavitPraedicavit
  41. πŸ” 22% LΓ†ti colentes famulamLΓ†ti colentes famulam
  42. πŸ” 22% Tu Trinitatis UnitasTu Trinitatis Unitas
  43. πŸ” 22% Miserere mei... secundumMiserere mei... secundum
  44. πŸ” 22% Ex altari tuoEx altari tuo
  45. πŸ” 22% Exsultavit... in DeoExsultavit... in Deo
  46. πŸ” 22% Crudelis HerodesCrudelis Herodes
  47. πŸ” 22% Felix namqueFelix namque
  48. πŸ” 22% Martyr Dei qui unicumMartyr Dei qui unicum
  49. πŸ” 22% Regali solio fortisRegali solio fortis
  50. πŸ” 22% Venit lumenVenit lumen
  51. πŸ” 22% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  52. πŸ” 22% Gloriosus Dei amicusGloriosus Dei amicus
  53. πŸ” 22% Sancte Paule ApostoleSancte Paule Apostole
  54. πŸ” 22% Laeti colentes famulumLaeti colentes famulum
  55. πŸ” 22% O vos unanimesO vos unanimes
  56. πŸ” 22% Respexit Dominus (II)Respexit Dominus (II)
  57. πŸ” 22% O novi mundi lampasO novi mundi lampas
  58. πŸ” 22% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  59. πŸ” 22% Sancte Paule ApostoleSancte Paule Apostole
  60. πŸ” 22% Verbum caro factum estVerbum caro factum est
  61. πŸ” 21% Si diligeretis meSi diligeretis me
  62. πŸ” 21% Benedictio et claritasBenedictio et claritas
  63. πŸ” 21% Tu principatumTu principatum
  64. πŸ” 21% In tua patientiaIn tua patientia
  65. πŸ” 21% O quam suavisO quam suavis