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% Pii temperentiaPii temperentia
  2. 🔍 32% Constans PiiConstans Pii
  3. 🔍 32% Pii nomenPii nomen
  4. 🔍 31% Aequa Pii justitiaAequa Pii justitia
  5. 🔍 30% Jesu nostra redemptioJesu nostra redemptio
  6. 🔍 30% Jesu dulcisJesu dulcis
  7. 🔍 29% Summi Parentis FilioSummi Parentis Filio
  8. 🔍 28% CopiosaeCopiosae
  9. 🔍 27% Aeterno RegiAeterno Regi
  10. 🔍 27% Deus tuorum militumDeus tuorum militum
  11. 🔍 27% Veni Redemptor gentiumVeni Redemptor gentium
  12. 🔍 27% Gaude Mater EcclesiaGaude Mater Ecclesia
  13. 🔍 27% Hostis HerodesHostis Herodes
  14. 🔍 27% Hymnum novaeHymnum novae
  15. 🔍 26% Quicumque ChristumQuicumque Christum
  16. 🔍 26% Quicumque certumQuicumque certum
  17. 🔍 25% In medio EcclesiaeIn medio Ecclesiae
  18. 🔍 25% PraedicatorumPraedicatorum
  19. 🔍 25% Deus tuorum S. StephaniDeus tuorum S. Stephani
  20. 🔍 25% A solis ortusA solis ortus
  21. 🔍 25% Roma Petro Glorietur (Another Tone)Roma Petro Glorietur (Another Tone)
  22. 🔍 24% Amor Jesu dulcissimeAmor Jesu dulcissime
  23. 🔍 24% Dux fideiDux fidei
  24. 🔍 24% Novus athleta DominiNovus athleta Domini
  25. 🔍 24% Beata AgathaBeata Agatha
  26. 🔍 23% In caelesti hierarchiaIn caelesti hierarchia
  27. 🔍 23% In hoc HyacinthiIn hoc Hyacinthi
  28. 🔍 23% Deus tuorum I Cl.Deus tuorum I Cl.
  29. 🔍 23% Verbum caroVerbum caro
  30. 🔍 23% Lauda fidelisLauda fidelis
  31. 🔍 23% Hodiernae lux dieiHodiernae lux diei
  32. 🔍 23% Te lucis ante terminumTe lucis ante terminum
  33. 🔍 23% Martyr Dei (I)Martyr Dei (I)
  34. 🔍 23% Qui te posthabitisQui te posthabitis
  35. 🔍 23% Exsultet iam angelicaExsultet iam angelica
  36. 🔍 23% CollaeteturCollaetetur
  37. 🔍 23% Gabriel ArchangeleGabriel Archangele
  38. 🔍 23% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  39. 🔍 23% Scala caeloScala caelo
  40. 🔍 23% Festivis resonent compitaFestivis resonent compita
  41. 🔍 22% Alma mater EcclesiaAlma mater Ecclesia
  42. 🔍 22% PraedicatorumPraedicatorum
  43. 🔍 22% Festivis resonentFestivis resonent
  44. 🔍 22% Venite exsultemus IVVenite exsultemus IV
  45. 🔍 22% Ne timeas... invenistiNe timeas... invenisti
  46. 🔍 22% Ave Virgo optimaAve Virgo optima
  47. 🔍 22% Qui nos filiiQui nos filii
  48. 🔍 22% Beata es MariaBeata es Maria
  49. 🔍 22% Gloriose PaterGloriose Pater
  50. 🔍 22% Exsultet jam AngelicaExsultet jam Angelica
  51. 🔍 22% Domus meaDomus mea
  52. 🔍 22% Multiplicentur a Domino (Resp.)Multiplicentur a Domino (Resp.)
  53. 🔍 22% LoquebanturLoquebantur
  54. 🔍 22% Aurora solis nuntiaAurora solis nuntia
  55. 🔍 22% Exsurgat DeusExsurgat Deus
  56. 🔍 22% De profundis exclamantesDe profundis exclamantes
  57. 🔍 22% Deus tuorum militumDeus tuorum militum
  58. 🔍 22% Salvete Christi vulneraSalvete Christi vulnera
  59. 🔍 22% Deus misereaturDeus misereatur
  60. 🔍 22% Quasi meridianusQuasi meridianus
  61. 🔍 22% Noe vero cumNoe vero cum
  62. 🔍 22% Vexilla Regis prodeuntVexilla Regis prodeunt
  63. 🔍 22% Veni Sancte SpiritusVeni Sancte Spiritus
  64. 🔍 22% Deus tuorum militumDeus tuorum militum
  65. 🔍 22% Summae Deus clementiae septemSummae Deus clementiae septem