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% Respondens autem AngelusRespondens autem Angelus
  2. 🔍 68% Respondens autem AngelusRespondens autem Angelus
  3. 🔍 62% Respondens autem AngelusRespondens autem Angelus
  4. 🔍 62% Respondens autem AngelusRespondens autem Angelus
  5. 🔍 60% Respondens autem AngelusRespondens autem Angelus
  6. 🔍 51% Respondens autemRespondens autem
  7. 🔍 43% Respondens autem PetrusRespondens autem Petrus
  8. 🔍 40% Angelus autem DominiAngelus autem Domini
  9. 🔍 36% Respondens autem PetrusRespondens autem Petrus
  10. 🔍 33% Prae timore autemPrae timore autem
  11. 🔍 32% In humilitateIn humilitate
  12. 🔍 32% Respondens autem PetrusRespondens autem Petrus
  13. 🔍 31% Exsultet iam angelicaExsultet iam angelica
  14. 🔍 31% Exsultet jam AngelicaExsultet jam Angelica
  15. 🔍 30% Respondens autem PetrusRespondens autem Petrus
  16. 🔍 30% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  17. 🔍 29% Sermone blando AngelusSermone blando Angelus
  18. 🔍 29% Angelus autem DominiAngelus autem Domini
  19. 🔍 29% Angelus Domini locutus est mulieribusAngelus Domini locutus est mulieribus
  20. 🔍 29% Alleluia confiteminiAlleluia confitemini
  21. 🔍 28% Petite et dabiturPetite et dabitur
  22. 🔍 28% Angelus Domini apparuit (S. Jos.)Angelus Domini apparuit (S. Jos.)
  23. 🔍 28% Factum est autemFactum est autem
  24. 🔍 28% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  25. 🔍 28% Salus et gloriaSalus et gloria
  26. 🔍 27% Nolite timereNolite timere
  27. 🔍 27% Angelus... nuntiavitAngelus... nuntiavit
  28. 🔍 27% Quid me quaeritisQuid me quaeritis
  29. 🔍 27% Dixit autem MariaDixit autem Maria
  30. 🔍 27% Passio DNJC secundum JoannemPassio DNJC secundum Joannem
  31. 🔍 27% Respondens eisRespondens eis
  32. 🔍 27% Dixit autem DominusDixit autem Dominus
  33. 🔍 27% Stetit JesusStetit Jesus
  34. 🔍 27% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  35. 🔍 26% Nos autem gloriariNos autem gloriari
  36. 🔍 26% Angelus autem DominiAngelus autem Domini
  37. 🔍 26% Exsurgat DeusExsurgat Deus
  38. 🔍 26% Omnes sitientesOmnes sitientes
  39. 🔍 26% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  40. 🔍 26% Quaerite primumQuaerite primum
  41. 🔍 26% Angelus Domini apparuit Joseph (S. Jos)Angelus Domini apparuit Joseph (S. Jos)
  42. 🔍 26% Pauper sumPauper sum
  43. 🔍 26% Salus et gloriaSalus et gloria
  44. 🔍 26% Spiritus DominiSpiritus Domini
  45. 🔍 25% Reddite ergoReddite ergo
  46. 🔍 25% Stetit Angelus... allel.Stetit Angelus... allel.
  47. 🔍 25% Praefatio Paschalis IIPraefatio Paschalis II
  48. 🔍 25% Ascendens Christus (R. Br.)Ascendens Christus (R. Br.)
  49. 🔍 25% Jesu Christe... allel.Jesu Christe... allel.
  50. 🔍 25% Et respondens universusEt respondens universus
  51. 🔍 25% Jesu ChristeJesu Christe
  52. 🔍 25% ResurrexitResurrexit
  53. 🔍 25% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  54. 🔍 25% Praefatio solemnis de QuadragesimaPraefatio solemnis de Quadragesima
  55. 🔍 25% Ingressus AngelusIngressus Angelus
  56. 🔍 25% Angelus autem DominiAngelus autem Domini
  57. 🔍 25% Salus et gloria - mode IVSalus et gloria - mode IV
  58. 🔍 25% Justi autem... allel.Justi autem... allel.
  59. 🔍 25% Jam toto subitusJam toto subitus
  60. 🔍 25% Salus et gloriaSalus et gloria
  61. 🔍 25% Angelus autem DominiAngelus autem Domini
  62. 🔍 25% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  63. 🔍 24% Praefatio de Dominicis per annum IIPraefatio de Dominicis per annum II
  64. 🔍 24% In conspectu gentiumIn conspectu gentium
  65. 🔍 24% Prex Eucharistica IVPrex Eucharistica IV