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% Unus panisUnus panis
  2. 🔍 59% Unus panisUnus panis
  3. 🔍 56% Unam petiiUnam petii
  4. 🔍 48% Unus panisUnus panis
  5. 🔍 39% Unam petiiUnam petii
  6. 🔍 37% Credo quod RedemptorCredo quod Redemptor
  7. 🔍 31% Domine quinque talentaDomine quinque talenta
  8. 🔍 30% Precatus estPrecatus est
  9. 🔍 29% Unus panisUnus panis
  10. 🔍 28% Beata nobisBeata nobis
  11. 🔍 28% Emendemus in meliusEmendemus in melius
  12. 🔍 27% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  13. 🔍 27% Impleta gaudentImpleta gaudent
  14. 🔍 26% Unam petiiUnam petii
  15. 🔍 26% Potum meumPotum meum
  16. 🔍 26% Domine quinque talentaDomine quinque talenta
  17. 🔍 26% Bernardinum qui divinum.Bernardinum qui divinum.
  18. 🔍 26% Vos estisVos estis
  19. 🔍 25% Gloria IVGloria IV
  20. 🔍 25% Verba meaVerba mea
  21. 🔍 25% Domine Dominus nosterDomine Dominus noster
  22. 🔍 25% Ecce sic benediceturEcce sic benedicetur
  23. 🔍 25% Vir eratVir erat
  24. 🔍 25% Precatus estPrecatus est
  25. 🔍 25% Multitudo... ad JesumMultitudo... ad Jesum
  26. 🔍 24% Sicut in holocaustoSicut in holocausto
  27. 🔍 24% Multitudo... ad eumMultitudo... ad eum
  28. 🔍 24% EmendemusEmendemus
  29. 🔍 24% Unus militumUnus militum
  30. 🔍 24% Multitudo languentiumMultitudo languentium
  31. 🔍 24% Notas mihi fecistiNotas mihi fecisti
  32. 🔍 24% Panis angelicusPanis angelicus
  33. 🔍 24% Laetabitur justus (Com.)Laetabitur justus (Com.)
  34. 🔍 24% Mense septimoMense septimo
  35. 🔍 24% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  36. 🔍 24% ObtuleruntObtulerunt
  37. 🔍 24% Ecce virgoEcce virgo
  38. 🔍 23% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  39. 🔍 23% Signa eosSigna eos
  40. 🔍 23% Lucis Creator optimeLucis Creator optime
  41. 🔍 23% Lucis creatorLucis creator
  42. 🔍 23% Ecce sic benediceturEcce sic benedicetur
  43. 🔍 23% Domine Dominus nosterDomine Dominus noster
  44. 🔍 23% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  45. 🔍 23% Protege DomineProtege Domine
  46. 🔍 23% Peccantem mePeccantem me
  47. 🔍 23% Hymnum novaeHymnum novae
  48. 🔍 23% Gloria VGloria V
  49. 🔍 23% Decus morumDecus morum
  50. 🔍 23% Spiritus ubiSpiritus ubi
  51. 🔍 23% Christum rogemusChristum rogemus
  52. 🔍 23% Attende coelumAttende coelum
  53. 🔍 23% Christus natus est nobisChristus natus est nobis
  54. 🔍 23% De excelsoDe excelso
  55. 🔍 22% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  56. 🔍 22% Multitudo languentiumMultitudo languentium
  57. 🔍 22% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  58. 🔍 22% EmendemusEmendemus
  59. 🔍 22% In Deo confisumIn Deo confisum
  60. 🔍 22% Emendemus in meliusEmendemus in melius
  61. 🔍 22% Lucis creatorLucis creator
  62. 🔍 22% Lucis Creator optimeLucis Creator optime
  63. 🔍 22% Lucis Creator optimeLucis Creator optime
  64. 🔍 22% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  65. 🔍 22% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia