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% Quasi stellaQuasi stella
  2. 🔍 38% Quasi arcusQuasi arcus
  3. 🔍 33% Quasi stella... quasi solQuasi stella... quasi sol
  4. 🔍 31% Exsultet caelum (I)Exsultet caelum (I)
  5. 🔍 30% Lignum vitae quaerimus!Lignum vitae quaerimus!
  6. 🔍 29% Ego sum panis vitaeEgo sum panis vitae
  7. 🔍 29% O virum mirabilemO virum mirabilem
  8. 🔍 29% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  9. 🔍 29% Gloria VGloria V
  10. 🔍 28% Quasi stellaQuasi stella
  11. 🔍 28% Jesu salus mortaliumJesu salus mortalium
  12. 🔍 28% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  13. 🔍 28% Laudes clarasLaudes claras
  14. 🔍 28% Sacerdos magnusSacerdos magnus
  15. 🔍 27% Defensor alme HispaniaeDefensor alme Hispaniae
  16. 🔍 27% Verbum caro factum estVerbum caro factum est
  17. 🔍 26% Doctori gentium!Doctori gentium!
  18. 🔍 26% Antequam comedamAntequam comedam
  19. 🔍 26% Transit pauperTransit pauper
  20. 🔍 26% Visi suntVisi sunt
  21. 🔍 26% Crux fidelisCrux fidelis
  22. 🔍 26% Quicumque ChristumQuicumque Christum
  23. 🔍 26% In Francisci filioIn Francisci filio
  24. 🔍 26% O Oliva fructiferaO Oliva fructifera
  25. 🔍 26% Sacerdos magnusSacerdos magnus
  26. 🔍 25% Novus athleta DominiNovus athleta Domini
  27. 🔍 25% Isti sunt duae olivaeIsti sunt duae olivae
  28. 🔍 25% Scandit DoctorScandit Doctor
  29. 🔍 25% Sacerdos magnusSacerdos magnus
  30. 🔍 25% Aeterno RegiAeterno Regi
  31. 🔍 25% Noe vero cumNoe vero cum
  32. 🔍 25% Hodiernae lux dieiHodiernae lux diei
  33. 🔍 24% Haec dies... LapidemHaec dies... Lapidem
  34. 🔍 24% Venite exsultemus IVVenite exsultemus IV
  35. 🔍 24% Domine exaudiDomine exaudi
  36. 🔍 24% Gaude Mater EcclesiaGaude Mater Ecclesia
  37. 🔍 24% Deus tuorum militumDeus tuorum militum
  38. 🔍 24% Quae est ista quae progrediturQuae est ista quae progreditur
  39. 🔍 24% Ego quasi storaxEgo quasi storax
  40. 🔍 24% Gloriose PaterGloriose Pater
  41. 🔍 24% O sacrum conviviumO sacrum convivium
  42. 🔍 24% Dum oraret JesusDum oraret Jesus
  43. 🔍 24% De profundis tenebrarum!De profundis tenebrarum!
  44. 🔍 24% Martine par ApostolisMartine par Apostolis
  45. 🔍 23% Te gloriosus (Ant)Te gloriosus (Ant)
  46. 🔍 23% Caro mea vereCaro mea vere
  47. 🔍 23% RespexitRespexit
  48. 🔍 23% Gloria IXGloria IX
  49. 🔍 23% Beatus Bernardus quasi vasBeatus Bernardus quasi vas
  50. 🔍 23% Quasi oliva pullulansQuasi oliva pullulans
  51. 🔍 23% Quasi oliva pullulansQuasi oliva pullulans
  52. 🔍 23% Exsultet iam angelicaExsultet iam angelica
  53. 🔍 23% Jesu nostra redemptioJesu nostra redemptio
  54. 🔍 23% Recordare Domine gloriosaeRecordare Domine gloriosae
  55. 🔍 23% Paradisi portaeParadisi portae
  56. 🔍 23% Missus est... AngelusMissus est... Angelus
  57. 🔍 23% Domine Jesu ChristeDomine Jesu Christe
  58. 🔍 23% Martyr Dei (I)Martyr Dei (I)
  59. 🔍 23% Aurora caelumAurora caelum
  60. 🔍 23% Obaudite meObaudite me
  61. 🔍 22% Praefatio ferialis de Nativitate DominiPraefatio ferialis de Nativitate Domini
  62. 🔍 22% ExspectoExspecto
  63. 🔍 22% Haec est arborHaec est arbor
  64. 🔍 22% Diem celebremusDiem celebremus
  65. 🔍 22% Celsa potestasCelsa potestas