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% In dieIn die
  2. 🔍 52% In die resurrectionisIn die resurrectionis
  3. 🔍 32% In die resurrectionisIn die resurrectionis
  4. 🔍 32% LaetabiturLaetabitur
  5. 🔍 31% Laetabitur justusLaetabitur justus
  6. 🔍 30% Exivi a PatreExivi a Patre
  7. 🔍 30% Levita LaurentiusLevita Laurentius
  8. 🔍 28% Vidi aquamVidi aquam
  9. 🔍 28% Eripe meEripe me
  10. 🔍 28% Adjuva nosAdjuva nos
  11. 🔍 28% Salus et gloriaSalus et gloria
  12. 🔍 27% Quinque prudentesQuinque prudentes
  13. 🔍 27% In die resurrectionisIn die resurrectionis
  14. 🔍 27% Salus et gloriaSalus et gloria
  15. 🔍 27% Exsultet iam angelicaExsultet iam angelica
  16. 🔍 26% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  17. 🔍 26% Post dies octoPost dies octo
  18. 🔍 26% Ora pro nobis, beate Bernarde (V/. sol.)Ora pro nobis, beate Bernarde (V/. sol.)
  19. 🔍 26% Praefatio Paschalis IIPraefatio Paschalis II
  20. 🔍 26% Exsultet jam AngelicaExsultet jam Angelica
  21. 🔍 25% Benedictus esBenedictus es
  22. 🔍 25% Eripe meEripe me
  23. 🔍 25% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  24. 🔍 25% Laverunt stolas suasLaverunt stolas suas
  25. 🔍 25% Exaudi DeusExaudi Deus
  26. 🔍 25% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  27. 🔍 25% Sancti tuiSancti tui
  28. 🔍 25% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  29. 🔍 24% Exsurgat DeusExsurgat Deus
  30. 🔍 24% MultifarieMultifarie
  31. 🔍 24% Ave Maria (Alleluia)Ave Maria (Alleluia)
  32. 🔍 24% Audi benigne Conditor Audi benigne Conditor
  33. 🔍 24% Prex Eucharistica IVPrex Eucharistica IV
  34. 🔍 24% Clemens et benignaClemens et benigna
  35. 🔍 24% Benedictus esBenedictus es
  36. 🔍 24% Audi benigne conditorAudi benigne conditor
  37. 🔍 24% Verbum caro factum estVerbum caro factum est
  38. 🔍 24% Audi Benigne ConditorAudi Benigne Conditor
  39. 🔍 24% Non vos relinquamNon vos relinquam
  40. 🔍 24% Praefatio solemnis de QuadragesimaPraefatio solemnis de Quadragesima
  41. 🔍 24% Caro mea vereCaro mea vere
  42. 🔍 24% Praefatio de D. N. Iesu Christo universorum RegePraefatio de D. N. Iesu Christo universorum Rege
  43. 🔍 23% Tu es vas electionisTu es vas electionis
  44. 🔍 23% Salus et gloriaSalus et gloria
  45. 🔍 23% Sancte N.Sancte N.
  46. 🔍 23% Praefatio de Dominicis per annum IIPraefatio de Dominicis per annum II
  47. 🔍 23% Crastina dieCrastina die
  48. 🔍 23% Quinque prudentesQuinque prudentes
  49. 🔍 23% Salus et gloriaSalus et gloria
  50. 🔍 23% Quinque prudentes (All.)Quinque prudentes (All.)
  51. 🔍 23% Non vos relinquamNon vos relinquam
  52. 🔍 23% Ave Maria (Alleluia)Ave Maria (Alleluia)
  53. 🔍 23% Miserere meiMiserere mei
  54. 🔍 23% Benedicite DominumBenedicite Dominum
  55. 🔍 23% Salus et gloria - mode IVSalus et gloria - mode IV
  56. 🔍 23% Judaea et JerusalemJudaea et Jerusalem
  57. 🔍 23% Vidi aquamVidi aquam
  58. 🔍 23% Decus morumDecus morum
  59. 🔍 23% Tollite jugumTollite jugum
  60. 🔍 23% Defecit caro meaDefecit caro mea
  61. 🔍 23% Te DeumTe Deum
  62. 🔍 22% Ad Praefationem in tono solemniAd Praefationem in tono solemni
  63. 🔍 22% Praefatio de sollemnitate omnium sanctorumPraefatio de sollemnitate omnium sanctorum
  64. 🔍 22% Praefatio Paschalis IPraefatio Paschalis I
  65. 🔍 22% Gaude MariaGaude Maria