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% Dum sacrum mysteriumDum sacrum mysterium
  2. 🔍 74% Dum sacrum mysteriumDum sacrum mysterium
  3. 🔍 68% Dum sacrum mysteriumDum sacrum mysterium
  4. 🔍 65% Dum sacrum mysteriumDum sacrum mysterium
  5. 🔍 34% A solis ortusA solis ortus
  6. 🔍 33% Dum mediumDum medium
  7. 🔍 33% Beati martyresBeati martyres
  8. 🔍 32% Veni Redemptor gentiumVeni Redemptor gentium
  9. 🔍 31% Deus tuorum militumDeus tuorum militum
  10. 🔍 31% Laetare caelum desuperLaetare caelum desuper
  11. 🔍 31% Deus tuorum militumDeus tuorum militum
  12. 🔍 31% Hostis HerodesHostis Herodes
  13. 🔍 30% Deus tuorum militumDeus tuorum militum
  14. 🔍 30% Deus tuorum militumDeus tuorum militum
  15. 🔍 30% Et factum estEt factum est
  16. 🔍 30% Virginis CatharinaeVirginis Catharinae
  17. 🔍 29% Salvete Christi vulneraSalvete Christi vulnera
  18. 🔍 29% Jesu Redemptor omnium (confes.)Jesu Redemptor omnium (confes.)
  19. 🔍 29% Deus tuorum militumDeus tuorum militum
  20. 🔍 29% In medio EcclesiaeIn medio Ecclesiae
  21. 🔍 29% Dignus est AgnusDignus est Agnus
  22. 🔍 29% Dignus est AgnusDignus est Agnus
  23. 🔍 29% Dum Jesus factusDum Jesus factus
  24. 🔍 29% Dignus est AgnusDignus est Agnus
  25. 🔍 29% Potens esPotens es
  26. 🔍 28% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  27. 🔍 28% Deus misereaturDeus misereatur
  28. 🔍 28% AccipiteAccipite
  29. 🔍 28% Dum praeliaretur MichaelDum praeliaretur Michael
  30. 🔍 28% O sola magnarumO sola magnarum
  31. 🔍 28% Redemisti nos Domine (Ant)Redemisti nos Domine (Ant)
  32. 🔍 28% Deus dum egredererisDeus dum egredereris
  33. 🔍 28% A solis ortus cardineA solis ortus cardine
  34. 🔍 28% Beata Dei GenitrixBeata Dei Genitrix
  35. 🔍 28% Quicumque Christum quaeritisQuicumque Christum quaeritis
  36. 🔍 28% Christus JesusChristus Jesus
  37. 🔍 27% Ne timeas... invenistiNe timeas... invenisti
  38. 🔍 27% Ad regias Agni dapesAd regias Agni dapes
  39. 🔍 27% Vidi aquam (B)Vidi aquam (B)
  40. 🔍 27% A solis ortusA solis ortus
  41. 🔍 27% Crudelis HerodesCrudelis Herodes
  42. 🔍 27% Jubilate DeoJubilate Deo
  43. 🔍 27% Ne timeas... invenistiNe timeas... invenisti
  44. 🔍 27% CopiosaeCopiosae
  45. 🔍 27% Te gestientem gaudiisTe gestientem gaudiis
  46. 🔍 27% Ad regias Agni dapesAd regias Agni dapes
  47. 🔍 27% Ne timeasNe timeas
  48. 🔍 27% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  49. 🔍 26% Aeterne Rex altissimeAeterne Rex altissime
  50. 🔍 26% Redemisti nosRedemisti nos
  51. 🔍 26% O lux et decusO lux et decus
  52. 🔍 26% Te gestientem gaudiisTe gestientem gaudiis
  53. 🔍 26% Tu gloria... o RosaTu gloria... o Rosa
  54. 🔍 26% Verbum caroVerbum caro
  55. 🔍 26% Verbum supernumVerbum supernum
  56. 🔍 26% Quem dicuntQuem dicunt
  57. 🔍 26% A solis ortus cardineA solis ortus cardine
  58. 🔍 26% Elegit... virumElegit... virum
  59. 🔍 26% Rex SanctorumRex Sanctorum
  60. 🔍 26% Dignus es DomineDignus es Domine
  61. 🔍 26% Rex gloriose Martyrum (Alter tonus)Rex gloriose Martyrum (Alter tonus)
  62. 🔍 26% Gabriel ArchangelusGabriel Archangelus
  63. 🔍 26% Paulus... TerentianumPaulus... Terentianum
  64. 🔍 26% Auctor beate saeculiAuctor beate saeculi
  65. 🔍 26% Aurora soli praeviaAurora soli praevia