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% AcceptabisAcceptabis
  2. 🔍 39% AcceptabisAcceptabis
  3. 🔍 34% Dominus de coeloDominus de coelo
  4. 🔍 33% Quam admirabileQuam admirabile
  5. 🔍 32% Ecce vir GabrielEcce vir Gabriel
  6. 🔍 32% Justus DominusJustus Dominus
  7. 🔍 31% Ne taceas DeusNe taceas Deus
  8. 🔍 31% ComplaceatComplaceat
  9. 🔍 31% In universa terraIn universa terra
  10. 🔍 31% Tunc acceptabisTunc acceptabis
  11. 🔍 30% Aedificavit DeusAedificavit Deus
  12. 🔍 30% InvocantemInvocantem
  13. 🔍 29% Deus noster... salvosDeus noster... salvos
  14. 🔍 29% Domine Dominus nosterDomine Dominus noster
  15. 🔍 28% Sana DomineSana Domine
  16. 🔍 28% Dedisti hereditatemDedisti hereditatem
  17. 🔍 28% Domine iste SanctusDomine iste Sanctus
  18. 🔍 28% Sitivit ... ad DeumSitivit ... ad Deum
  19. 🔍 28% Audite omnes Audite omnes
  20. 🔍 28% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  21. 🔍 28% Adjuva nos DeusAdjuva nos Deus
  22. 🔍 28% Propter inimicos meosPropter inimicos meos
  23. 🔍 28% Exaltabo te DomineExaltabo te Domine
  24. 🔍 28% Videte opera DominiVidete opera Domini
  25. 🔍 28% Nonne hicNonne hic
  26. 🔍 27% Melior estMelior est
  27. 🔍 27% Domine in virtuteDomine in virtute
  28. 🔍 27% Voce meaVoce mea
  29. 🔍 27% Dixit iniquis nolite loquiDixit iniquis nolite loqui
  30. 🔍 27% Hic accipietHic accipiet
  31. 🔍 27% Constitues eosConstitues eos
  32. 🔍 27% AcceptabisAcceptabis
  33. 🔍 27% Misit Dominus manum suamMisit Dominus manum suam
  34. 🔍 27% In Deo salutare meumIn Deo salutare meum
  35. 🔍 27% Specie tuaSpecie tua
  36. 🔍 27% Sanctificavit tabernaculaSanctificavit tabernacula
  37. 🔍 27% Gaude et laetare filia JerusalemGaude et laetare filia Jerusalem
  38. 🔍 27% Posuisti DominePosuisti Domine
  39. 🔍 27% Introibo ad altareIntroibo ad altare
  40. 🔍 26% Manus DominiManus Domini
  41. 🔍 26% Clamaverunt justiClamaverunt justi
  42. 🔍 26% Memor sitMemor sit
  43. 🔍 26% Deus deorumDeus deorum
  44. 🔍 26% Praefatio solemnior communisPraefatio solemnior communis
  45. 🔍 26% Inclina DomineInclina Domine
  46. 🔍 26% Domine Dominus noster ... quiaDomine Dominus noster ... quia
  47. 🔍 26% Cantate Domino et benediciteCantate Domino et benedicite
  48. 🔍 26% Credo videreCredo videre
  49. 🔍 26% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  50. 🔍 26% Non invenientes JesumNon invenientes Jesum
  51. 🔍 26% Secundum nomen tuumSecundum nomen tuum
  52. 🔍 26% Obliti sunt DeumObliti sunt Deum
  53. 🔍 26% Benedixit te Dominus in virtuteBenedixit te Dominus in virtute
  54. 🔍 26% Ecce dedi verba meaEcce dedi verba mea
  55. 🔍 26% Tunc acceptabis sacrificiumTunc acceptabis sacrificium
  56. 🔍 26% Confido in DominoConfido in Domino
  57. 🔍 26% Dirige DomineDirige Domine
  58. 🔍 26% Exsurgat DeusExsurgat Deus
  59. 🔍 26% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  60. 🔍 26% DelictaDelicta
  61. 🔍 26% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  62. 🔍 25% Ego sum DominusEgo sum Dominus
  63. 🔍 25% Justus DominusJustus Dominus
  64. 🔍 25% Michael Archangele (t.p.)Michael Archangele (t.p.)
  65. 🔍 25% In ecclesiisIn ecclesiis