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% Adjutor in opportunitatibusAdjutor in opportunitatibus
  2. 🔍 63% Adjutor in opportunitatibusAdjutor in opportunitatibus
  3. 🔍 37% Adjutor in opportunitatibusAdjutor in opportunitatibus
  4. 🔍 35% Tibi DomineTibi Domine
  5. 🔍 33% Exsurge... non praevaleatExsurge... non praevaleat
  6. 🔍 29% Confiteantur DominoConfiteantur Domino
  7. 🔍 27% Sperent in teSperent in te
  8. 🔍 27% Benedicite DominumBenedicite Dominum
  9. 🔍 27% Eripe me Domine de inimicisEripe me Domine de inimicis
  10. 🔍 27% Exaltabo teExaltabo te
  11. 🔍 26% Gaudens gaudebo... quasiGaudens gaudebo... quasi
  12. 🔍 26% Sperent in teSperent in te
  13. 🔍 26% Tibi DomineTibi Domine
  14. 🔍 26% In te DomineIn te Domine
  15. 🔍 25% Domine ne longeDomine ne longe
  16. 🔍 25% Sperent in teSperent in te
  17. 🔍 25% Ego clamaviEgo clamavi
  18. 🔍 24% UniversiUniversi
  19. 🔍 24% ExsultavitExsultavit
  20. 🔍 24% Hodie scietisHodie scietis
  21. 🔍 24% Tu es DeusTu es Deus
  22. 🔍 24% Timete DominumTimete Dominum
  23. 🔍 24% Benedictus qui venitBenedictus qui venit
  24. 🔍 24% Extuli electumExtuli electum
  25. 🔍 23% Sermo meusSermo meus
  26. 🔍 23% Benedicite Dominum omnes AngeliBenedicite Dominum omnes Angeli
  27. 🔍 23% Gloria XIVGloria XIV
  28. 🔍 23% Omnia quae fecistiOmnia quae fecisti
  29. 🔍 23% AperiteAperite
  30. 🔍 23% Sciant gentesSciant gentes
  31. 🔍 23% Bonum est confiteriBonum est confiteri
  32. 🔍 23% Sapientia reddiditSapientia reddidit
  33. 🔍 23% Si iniquitates (Intr)Si iniquitates (Intr)
  34. 🔍 23% Exaltabo teExaltabo te
  35. 🔍 23% Exsurge Domine DeusExsurge Domine Deus
  36. 🔍 23% Ecce oculiEcce oculi
  37. 🔍 23% Respice in meRespice in me
  38. 🔍 23% Sperent in teSperent in te
  39. 🔍 23% In excelso thronoIn excelso throno
  40. 🔍 23% Omnes gentes quascumque (Grad)Omnes gentes quascumque (Grad)
  41. 🔍 22% Exsurge... et intendeExsurge... et intende
  42. 🔍 22% Confiteantur tibiConfiteantur tibi
  43. 🔍 22% Esto mihiEsto mihi
  44. 🔍 22% Confitebor tibi... DeusConfitebor tibi... Deus
  45. 🔍 22% Misereris omniumMisereris omnium
  46. 🔍 22% Factus es spes meaFactus es spes mea
  47. 🔍 22% Populum humilemPopulum humilem
  48. 🔍 22% Exsurge... et intendeExsurge... et intende
  49. 🔍 22% Confitebuntur caeliConfitebuntur caeli
  50. 🔍 22% Respice DomineRespice Domine
  51. 🔍 22% RespexitRespexit
  52. 🔍 22% Improperium... et dederuntImproperium... et dederunt
  53. 🔍 21% Gustate... TimeteGustate... Timete
  54. 🔍 21% ExsurgeExsurge
  55. 🔍 21% AnnuntiateAnnuntiate
  56. 🔍 21% Dum clamaremDum clamarem
  57. 🔍 21% Ego autem sicutEgo autem sicut
  58. 🔍 21% Domus meaDomus mea
  59. 🔍 21% Exsurge... non praevaleatExsurge... non praevaleat
  60. 🔍 21% Ad te levaviAd te levavi
  61. 🔍 21% Circumduxit eamCircumduxit eam
  62. 🔍 21% Benedicite DominumBenedicite Dominum
  63. 🔍 21% Christo confixus sumChristo confixus sum
  64. 🔍 21% Mittit ad VirginemMittit ad Virginem
  65. 🔍 21% Sapientia clamitatSapientia clamitat