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% Quare jejunavimusQuare jejunavimus
  2. 🔍 47% Quare ieiunavimusQuare ieiunavimus
  3. 🔍 26% BenedixistiBenedixisti
  4. 🔍 24% Emendemus in meliusEmendemus in melius
  5. 🔍 23% Hic est... illeHic est... ille
  6. 🔍 23% Quia vidisti meQuia vidisti me
  7. 🔍 23% In patientia vestraIn patientia vestra
  8. 🔍 22% Pro denarioPro denario
  9. 🔍 22% In craticulaIn craticula
  10. 🔍 22% Benedicta filiaBenedicta filia
  11. 🔍 22% Juste et pieJuste et pie
  12. 🔍 22% Angelorum escaAngelorum esca
  13. 🔍 22% Tu autem cum oraverisTu autem cum oraveris
  14. 🔍 22% Ex more docti mysticoEx more docti mystico
  15. 🔍 21% Aeterna... Martyrum (Ia)Aeterna... Martyrum (Ia)
  16. 🔍 21% Gloria et honoreGloria et honore
  17. 🔍 21% Rectus DominusRectus Dominus
  18. 🔍 21% Constantes estoteConstantes estote
  19. 🔍 20% SanctificavitSanctificavit
  20. 🔍 20% SustinuimusSustinuimus
  21. 🔍 20% Dei fideDei fide
  22. 🔍 20% Quare ergo rubrumQuare ergo rubrum
  23. 🔍 20% Exsultabunt DominoExsultabunt Domino
  24. 🔍 20% JudicastiJudicasti
  25. 🔍 20% Nos alium Deum nescimusNos alium Deum nescimus
  26. 🔍 20% Aeterna... Apostolorum (II)Aeterna... Apostolorum (II)
  27. 🔍 20% Aeterna... Martyrum (I)Aeterna... Martyrum (I)
  28. 🔍 20% Benedico... FiliumBenedico... Filium
  29. 🔍 20% Hi novissimiHi novissimi
  30. 🔍 20% Montes et omnes collesMontes et omnes colles
  31. 🔍 20% Justificeris DomineJustificeris Domine
  32. 🔍 20% Miserere mihiMiserere mihi
  33. 🔍 20% In tua patientiaIn tua patientia
  34. 🔍 19% Quare ergo rubrumQuare ergo rubrum
  35. 🔍 19% Auxilium meumAuxilium meum
  36. 🔍 19% Laetabitur (I)Laetabitur (I)
  37. 🔍 19% Non perpercistiNon perpercisti
  38. 🔍 19% Benedico... ApostolumBenedico... Apostolum
  39. 🔍 19% InvocabimusInvocabimus
  40. 🔍 19% Nos aliumNos alium
  41. 🔍 19% Exaudiat DominusExaudiat Dominus
  42. 🔍 19% Alleluia (ant. mode 2)Alleluia (ant. mode 2)
  43. 🔍 19% Miserere et parceMiserere et parce
  44. 🔍 19% Undecim discipuliUndecim discipuli
  45. 🔍 19% Dixit Mater JesuDixit Mater Jesu
  46. 🔍 19% Qui persequebantur justumQui persequebantur justum
  47. 🔍 19% Martyr Dei (IIIa)Martyr Dei (IIIa)
  48. 🔍 19% Summum RegemSummum Regem
  49. 🔍 19% Exsultet jam AngelicaExsultet jam Angelica
  50. 🔍 19% Domine probasti meDomine probasti me
  51. 🔍 19% In spirituIn spiritu
  52. 🔍 19% Cum redirentCum redirent
  53. 🔍 19% Exsultate justiExsultate justi
  54. 🔍 19% Cantate... et benediciteCantate... et benedicite
  55. 🔍 19% Ne discendasNe discendas
  56. 🔍 19% Non est ei specieNon est ei specie
  57. 🔍 18% Domine salvum me facDomine salvum me fac
  58. 🔍 18% AstiteruntAstiterunt
  59. 🔍 18% Incipit Oratio Jeremiae ProphetaeIncipit Oratio Jeremiae Prophetae
  60. 🔍 18% O salutaris Hostia VIIO salutaris Hostia VII
  61. 🔍 18% Adjutorium nostrumAdjutorium nostrum
  62. 🔍 18% Probasti nos DeusProbasti nos Deus
  63. 🔍 18% Laetabitur (II)Laetabitur (II)
  64. 🔍 18% Justi autemJusti autem
  65. 🔍 18% Dies DominiDies Domini