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% Carnis virorCarnis viror
  2. 🔍 51% Ave spinaAve spina
  3. 🔍 28% Viror carnisViror carnis
  4. 🔍 24% Dum Samsonis vulpesDum Samsonis vulpes
  5. 🔍 24% O PetreO Petre
  6. 🔍 22% InnocensInnocens
  7. 🔍 21% O MartineO Martine
  8. 🔍 21% Flavit AusterFlavit Auster
  9. 🔍 21% O rex aeterne DomineO rex aeterne Domine
  10. 🔍 20% Te virginumTe virginum
  11. 🔍 20% O martyr egregieO martyr egregie
  12. 🔍 20% Quatuor vecta rotisQuatuor vecta rotis
  13. 🔍 20% Motu sensuMotu sensu
  14. 🔍 20% Magnus sanctus PaulusMagnus sanctus Paulus
  15. 🔍 20% In ferventisIn ferventis
  16. 🔍 20% Apostolorum passio diemApostolorum passio diem
  17. 🔍 20% In Francisci filioIn Francisci filio
  18. 🔍 19% Te nostra laetisTe nostra laetis
  19. 🔍 19% Haec hora (Pentecostes)Haec hora (Pentecostes)
  20. 🔍 19% In regenerationeIn regeneratione
  21. 🔍 18% Non turbetur corNon turbetur cor
  22. 🔍 18% Exsultet iam angelicaExsultet iam angelica
  23. 🔍 18% Ad cenamAd cenam
  24. 🔍 18% Laudate pueriLaudate pueri
  25. 🔍 18% Praeclara qua tu gloriaPraeclara qua tu gloria
  26. 🔍 18% Descendit JesusDescendit Jesus
  27. 🔍 18% Aquae omnesAquae omnes
  28. 🔍 18% Dum novus hic MoysesDum novus hic Moyses
  29. 🔍 18% Omnis pulchritudoOmnis pulchritudo
  30. 🔍 18% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  31. 🔍 18% Gaude Maria VirgoGaude Maria Virgo
  32. 🔍 18% Exsultet jam AngelicaExsultet jam Angelica
  33. 🔍 18% Exsurgat DeusExsurgat Deus
  34. 🔍 18% Salus et gloria - mode IVSalus et gloria - mode IV
  35. 🔍 18% BenedicamusBenedicamus
  36. 🔍 18% Factum est in unaFactum est in una
  37. 🔍 18% Ante me non estAnte me non est
  38. 🔍 18% O mundi lampasO mundi lampas
  39. 🔍 18% Volebat enimVolebat enim
  40. 🔍 18% Ave virginum gemmaAve virginum gemma
  41. 🔍 17% Amen... dico... qui nonAmen... dico... qui non
  42. 🔍 17% Exsultet caelum (III)Exsultet caelum (III)
  43. 🔍 17% Ascendente JesuAscendente Jesu
  44. 🔍 17% Relucens inter principesRelucens inter principes
  45. 🔍 17% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  46. 🔍 17% In humilitateIn humilitate
  47. 🔍 17% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  48. 🔍 17% CollaeteturCollaetetur
  49. 🔍 17% Omnes GentesOmnes Gentes
  50. 🔍 17% Praefatio solemnis de Nativitate DominiPraefatio solemnis de Nativitate Domini
  51. 🔍 17% Saule fraterSaule frater
  52. 🔍 17% Commune vos apostoliCommune vos apostoli
  53. 🔍 17% Maxima estMaxima est
  54. 🔍 17% Rogavi Dominum meumRogavi Dominum meum
  55. 🔍 17% Te saeculorum PrincipemTe saeculorum Principem
  56. 🔍 17% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  57. 🔍 17% Cantate DominoCantate Domino
  58. 🔍 17% In die resurrectionisIn die resurrectionis
  59. 🔍 17% Inclytus martyrInclytus martyr
  60. 🔍 17% Dicit Dominus EgoDicit Dominus Ego
  61. 🔍 17% Lauda Mater... laudaLauda Mater... lauda
  62. 🔍 17% Beata AgathaBeata Agatha
  63. 🔍 17% O novi mundi lampasO novi mundi lampas
  64. 🔍 16% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  65. 🔍 16% Ego sum panis (I)Ego sum panis (I)