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% Dico autemDico autem
  2. 🔍 50% Dico autem vobisDico autem vobis
  3. 🔍 44% Dico autem vobisDico autem vobis
  4. 🔍 37% Optimam partemOptimam partem
  5. 🔍 35% Optimam partemOptimam partem
  6. 🔍 32% Amen dico vobis quidquidAmen dico vobis quidquid
  7. 🔍 31% Amen Dico Vobis QuidquidAmen Dico Vobis Quidquid
  8. 🔍 31% Dico vobisDico vobis
  9. 🔍 31% Optimam partem... BronislavaOptimam partem... Bronislava
  10. 🔍 29% Gloriosa dicta... MariaGloriosa dicta... Maria
  11. 🔍 28% Gloriosa Dicta SuntGloriosa Dicta Sunt
  12. 🔍 28% Gloriosa dicta... MariaGloriosa dicta... Maria
  13. 🔍 27% RequiemRequiem
  14. 🔍 27% Optimam partemOptimam partem
  15. 🔍 27% In salutariIn salutari
  16. 🔍 27% Spiritus SanctusSpiritus Sanctus
  17. 🔍 26% Dico autem vobisDico autem vobis
  18. 🔍 26% Valde mirabilisValde mirabilis
  19. 🔍 26% Amen dico vobisAmen dico vobis
  20. 🔍 25% Dominus JesusDominus Jesus
  21. 🔍 24% Mandatum novumMandatum novum
  22. 🔍 23% Dum sanctificatusDum sanctificatus
  23. 🔍 22% Gloriosa dicta... MariaGloriosa dicta... Maria
  24. 🔍 22% Christus semelChristus semel
  25. 🔍 22% Mihi autem absit ... S. FrancisMihi autem absit ... S. Francis
  26. 🔍 22% ResponsumResponsum
  27. 🔍 21% Hoc CorpusHoc Corpus
  28. 🔍 21% Qui me dignatus estQui me dignatus est
  29. 🔍 21% Exaudi DomineExaudi Domine
  30. 🔍 21% Primum quaeritePrimum quaerite
  31. 🔍 21% Pater cum essemPater cum essem
  32. 🔍 21% Ab ortu solisAb ortu solis
  33. 🔍 20% Exiit sermoExiit sermo
  34. 🔍 20% Omnes collaudantOmnes collaudant
  35. 🔍 20% Spiritus SanctusSpiritus Sanctus
  36. 🔍 20% Dominus illuminatio meaDominus illuminatio mea
  37. 🔍 20% Benedicite DominumBenedicite Dominum
  38. 🔍 20% Quod dico vobisQuod dico vobis
  39. 🔍 20% Et si coramEt si coram
  40. 🔍 20% Quod Dico VobisQuod Dico Vobis
  41. 🔍 20% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  42. 🔍 20% Joseph fili DavidJoseph fili David
  43. 🔍 20% Domine Jesu ChristeDomine Jesu Christe
  44. 🔍 20% Beata visceraBeata viscera
  45. 🔍 20% Accipite jucunditatemAccipite jucunditatem
  46. 🔍 20% Beatus servusBeatus servus
  47. 🔍 20% IntroiboIntroibo
  48. 🔍 19% CognoviCognovi
  49. 🔍 19% Benedicite DominumBenedicite Dominum
  50. 🔍 19% Dicit DominusDicit Dominus
  51. 🔍 19% Turba multaTurba multa
  52. 🔍 19% Mitte manumMitte manum
  53. 🔍 19% Juxta vestibulumJuxta vestibulum
  54. 🔍 19% Requiem eternamRequiem eternam
  55. 🔍 19% DiciteDicite
  56. 🔍 19% Tanto temporeTanto tempore
  57. 🔍 19% Ave Maria (English, with verses)Ave Maria (English, with verses)
  58. 🔍 19% Exiit sermoExiit sermo
  59. 🔍 19% Agnus (November 2)Agnus (November 2)
  60. 🔍 19% VisionemVisionem
  61. 🔍 19% Protexisti meProtexisti me
  62. 🔍 19% Ecce sacerdosEcce sacerdos
  63. 🔍 19% ResurrexiResurrexi
  64. 🔍 19% In omnem terramIn omnem terram
  65. 🔍 18% Multitudo ... ad eumMultitudo ... ad eum