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% ImitatoresImitatores
  2. 🔍 62% ImitatoresImitatores
  3. 🔍 44% ImitatoresImitatores
  4. 🔍 43% Diffusa estDiffusa est
  5. 🔍 30% Requiem (Officium)Requiem (Officium)
  6. 🔍 29% Beata es Virgo Maria Dei (Resp)Beata es Virgo Maria Dei (Resp)
  7. 🔍 29% Voce meaVoce mea
  8. 🔍 27% Laetentur omnesLaetentur omnes
  9. 🔍 27% Memor estoMemor esto
  10. 🔍 26% Honora DominumHonora Dominum
  11. 🔍 26% In nomine meoIn nomine meo
  12. 🔍 25% Potum meumPotum meum
  13. 🔍 24% Respice in meRespice in me
  14. 🔍 23% Christus semelChristus semel
  15. 🔍 23% Posuisti Domine (Com.)Posuisti Domine (Com.)
  16. 🔍 22% Justitiae DominiJustitiae Domini
  17. 🔍 22% Ad te DomineAd te Domine
  18. 🔍 22% In virtute tuaIn virtute tua
  19. 🔍 22% In splendoribusIn splendoribus
  20. 🔍 22% In ecclesiisIn ecclesiis
  21. 🔍 22% Principes persecuti suntPrincipes persecuti sunt
  22. 🔍 22% Spiritus... super meSpiritus... super me
  23. 🔍 22% Diffusa est (Com.)Diffusa est (Com.)
  24. 🔍 22% Domine Dominus nosterDomine Dominus noster
  25. 🔍 22% Omnipotens adorandeOmnipotens adorande
  26. 🔍 22% Cum invocarem teCum invocarem te
  27. 🔍 22% Ecce Dominus venietEcce Dominus veniet
  28. 🔍 22% Respice in meRespice in me
  29. 🔍 21% DiffusaDiffusa
  30. 🔍 21% FloreteFlorete
  31. 🔍 21% Ego quasi storaxEgo quasi storax
  32. 🔍 21% Suscepimus DeusSuscepimus Deus
  33. 🔍 21% Domine convertereDomine convertere
  34. 🔍 21% Dicit Dominus EgoDicit Dominus Ego
  35. 🔍 20% Diffusa est (Com.)Diffusa est (Com.)
  36. 🔍 20% AmbulateAmbulate
  37. 🔍 20% SederuntSederunt
  38. 🔍 20% Dominus secus mareDominus secus mare
  39. 🔍 20% Respice in meRespice in me
  40. 🔍 20% Laudate pueriLaudate pueri
  41. 🔍 20% Desiderium animaeDesiderium animae
  42. 🔍 20% Mitte manumMitte manum
  43. 🔍 20% Florete... et dateFlorete... et date
  44. 🔍 20% Adducam eosAdducam eos
  45. 🔍 19% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  46. 🔍 19% LignumLignum
  47. 🔍 19% Regina mundiRegina mundi
  48. 🔍 19% Dum novus hic MoysesDum novus hic Moyses
  49. 🔍 19% Contra spemContra spem
  50. 🔍 19% Inclina DomineInclina Domine
  51. 🔍 19% Respice in meRespice in me
  52. 🔍 19% Tu est PetrusTu est Petrus
  53. 🔍 19% Dominus secus mareDominus secus mare
  54. 🔍 19% Sacerdotes DeiSacerdotes Dei
  55. 🔍 19% Dominus secus mareDominus secus mare
  56. 🔍 19% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  57. 🔍 18% GloriabunturGloriabuntur
  58. 🔍 18% Ecce Dominus venietEcce Dominus veniet
  59. 🔍 18% Ego dormioEgo dormio
  60. 🔍 18% In splendoribusIn splendoribus
  61. 🔍 18% In conspectu Angelorum (Off)In conspectu Angelorum (Off)
  62. 🔍 18% Quicumque feceritQuicumque fecerit
  63. 🔍 18% Regina mundiRegina mundi
  64. 🔍 18% Sermo meusSermo meus
  65. 🔍 18% Respice in meRespice in me