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% A progenieA progenie
  2. 🔍 53% A progenieA progenie
  3. 🔍 49% Misericordia DeiMisericordia Dei
  4. 🔍 49% Misericordia DeiMisericordia Dei
  5. 🔍 47% Magnificamus teMagnificamus te
  6. 🔍 42% Sanctum est nomen tuumSanctum est nomen tuum
  7. 🔍 40% Misericordia DominiMisericordia Domini
  8. 🔍 38% Illumina Domine sedentesIllumina Domine sedentes
  9. 🔍 32% Stans a longeStans a longe
  10. 🔍 32% In Deo salutari meoIn Deo salutari meo
  11. 🔍 31% A solis ortuA solis ortu
  12. 🔍 31% Respexisti humilitatemRespexisti humilitatem
  13. 🔍 31% Visita Domine plebemVisita Domine plebem
  14. 🔍 30% Christe, semper vivensChriste, semper vivens
  15. 🔍 30% Praebe filiPraebe fili
  16. 🔍 30% Visita Domine plebemVisita Domine plebem
  17. 🔍 30% Nonne sic oportuitNonne sic oportuit
  18. 🔍 27% Crudelis HerodesCrudelis Herodes
  19. 🔍 26% Fecit tibi magnaFecit tibi magna
  20. 🔍 25% Dum staret Abraham ad radicem (Resp.)Dum staret Abraham ad radicem (Resp.)
  21. 🔍 25% Beata Dei GenitrixBeata Dei Genitrix
  22. 🔍 25% Beata Dei GenitrixBeata Dei Genitrix
  23. 🔍 25% Rerum Deus fonsRerum Deus fons
  24. 🔍 24% Super muros tuosSuper muros tuos
  25. 🔍 24% Misericordia et veritasMisericordia et veritas
  26. 🔍 24% Ora pro nobisOra pro nobis
  27. 🔍 24% Benedicite DeumBenedicite Deum
  28. 🔍 24% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  29. 🔍 24% Beata Dei GenitrixBeata Dei Genitrix
  30. 🔍 23% Quis mihi det te fratremQuis mihi det te fratrem
  31. 🔍 23% Oculi Domini super metuentesOculi Domini super metuentes
  32. 🔍 23% Sustinuimus pacem et non venitSustinuimus pacem et non venit
  33. 🔍 23% Te Deum PatremTe Deum Patrem
  34. 🔍 23% Beata Dei Genitrix (O.B.V.M. in Sabb.)Beata Dei Genitrix (O.B.V.M. in Sabb.)
  35. 🔍 23% Evangelium meumEvangelium meum
  36. 🔍 23% Evangelium meumEvangelium meum
  37. 🔍 22% Beata Dei GenitrixBeata Dei Genitrix
  38. 🔍 22% Clama in fortitudine (Resp.)Clama in fortitudine (Resp.)
  39. 🔍 22% Veni Redemptor gentiumVeni Redemptor gentium
  40. 🔍 22% Audite verbum Domini (Resp.)Audite verbum Domini (Resp.)
  41. 🔍 22% Cum inducerent puerum Jesum (Resp.)Cum inducerent puerum Jesum (Resp.)
  42. 🔍 21% Lux orta es super nosLux orta es super nos
  43. 🔍 21% Gloria VIIGloria VII
  44. 🔍 21% A solis ortusA solis ortus
  45. 🔍 21% Dominus qui eripuit meDominus qui eripuit me
  46. 🔍 21% Nullis te genitorNullis te genitor
  47. 🔍 21% Egredietur virga (Resp.)Egredietur virga (Resp.)
  48. 🔍 21% Prope es tuPrope es tu
  49. 🔍 21% O Regem caeli (Resp.)O Regem caeli (Resp.)
  50. 🔍 21% O lux beata TrinitasO lux beata Trinitas
  51. 🔍 21% Venite exsultemus EVenite exsultemus E
  52. 🔍 21% O castitatis signiferO castitatis signifer
  53. 🔍 21% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  54. 🔍 20% Firmamentum est DominusFirmamentum est Dominus
  55. 🔍 20% AdeamusAdeamus
  56. 🔍 20% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  57. 🔍 20% Felix namque esFelix namque es
  58. 🔍 20% Venite exultemus IV GVenite exultemus IV G
  59. 🔍 20% Mel et lac ex ore ejus (Resp.)Mel et lac ex ore ejus (Resp.)
  60. 🔍 20% Exsultet jam AngelicaExsultet jam Angelica
  61. 🔍 20% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  62. 🔍 20% Quid faciamQuid faciam
  63. 🔍 20% Gloria XIIIGloria XIII
  64. 🔍 20% Beata es Virgo Maria Dei (Ant)Beata es Virgo Maria Dei (Ant)
  65. 🔍 20% Regali ex progenieRegali ex progenie