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% Christus semelChristus semel
  2. 🔍 52% Christus semelChristus semel
  3. 🔍 49% Christus semelChristus semel
  4. 🔍 27% Potum meumPotum meum
  5. 🔍 27% Memor estoMemor esto
  6. 🔍 26% Christus semelChristus semel
  7. 🔍 25% Diffusa estDiffusa est
  8. 🔍 24% Requiem (Officium)Requiem (Officium)
  9. 🔍 23% ImitatoresImitatores
  10. 🔍 23% Laetentur omnesLaetentur omnes
  11. 🔍 23% Beata es Virgo Maria Dei (Resp)Beata es Virgo Maria Dei (Resp)
  12. 🔍 23% In nomine meoIn nomine meo
  13. 🔍 22% In virtute tuaIn virtute tua
  14. 🔍 22% Cum invocarem teCum invocarem te
  15. 🔍 22% Miserere meiMiserere mei
  16. 🔍 21% Domine Deus meusDomine Deus meus
  17. 🔍 21% Domine Dominus nosterDomine Dominus noster
  18. 🔍 21% Contra spemContra spem
  19. 🔍 20% Emendemus in meliusEmendemus in melius
  20. 🔍 20% In splendoribusIn splendoribus
  21. 🔍 20% Honora DominumHonora Dominum
  22. 🔍 20% In splendoribusIn splendoribus
  23. 🔍 20% Respice in meRespice in me
  24. 🔍 20% Miserere mei... secundumMiserere mei... secundum
  25. 🔍 20% Laetabitur justusLaetabitur justus
  26. 🔍 19% UniversiUniversi
  27. 🔍 19% Vos qui secutiVos qui secuti
  28. 🔍 19% In salutariIn salutari
  29. 🔍 19% Mitte manumMitte manum
  30. 🔍 19% Dum novus hic MoysesDum novus hic Moyses
  31. 🔍 19% Jacob autemJacob autem
  32. 🔍 19% Semel juraviSemel juravi
  33. 🔍 19% Vir eratVir erat
  34. 🔍 19% Gloria IIGloria II
  35. 🔍 19% Libera nosLibera nos
  36. 🔍 19% Posuisti Domine (Com.)Posuisti Domine (Com.)
  37. 🔍 19% Omnia quae fecistiOmnia quae fecisti
  38. 🔍 19% Gloria VIIGloria VII
  39. 🔍 19% Ad tuas arasAd tuas aras
  40. 🔍 19% Voce meaVoce mea
  41. 🔍 18% Christus JesusChristus Jesus
  42. 🔍 18% Ecce Dominus venietEcce Dominus veniet
  43. 🔍 18% Desiderium animaeDesiderium animae
  44. 🔍 18% Dicit Dominus EgoDicit Dominus Ego
  45. 🔍 18% Gaude Maria VirgoGaude Maria Virgo
  46. 🔍 18% Tu est PetrusTu est Petrus
  47. 🔍 18% Adducam eosAdducam eos
  48. 🔍 18% Miserere (Ps 50)Miserere (Ps 50)
  49. 🔍 18% AmbulateAmbulate
  50. 🔍 18% Justitiae DominiJustitiae Domini
  51. 🔍 18% Christus resurgensChristus resurgens
  52. 🔍 18% Tua est potentiaTua est potentia
  53. 🔍 18% Electi meiElecti mei
  54. 🔍 18% Descendit JesusDescendit Jesus
  55. 🔍 18% Ego quasi storaxEgo quasi storax
  56. 🔍 18% Semel juraviSemel juravi
  57. 🔍 18% Respice in meRespice in me
  58. 🔍 18% ChristusChristus
  59. 🔍 18% Principes persecuti suntPrincipes persecuti sunt
  60. 🔍 18% In ecclesiisIn ecclesiis
  61. 🔍 18% Quando orabasQuando orabas
  62. 🔍 18% PosueruntPosuerunt
  63. 🔍 17% Gloria VGloria V
  64. 🔍 17% Omnipotens adorandeOmnipotens adorande
  65. 🔍 17% In colombae specieIn colombae specie