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% Notus in JudaeaNotus in Judaea
  2. 🔍 65% De profundisDe profundis
  3. 🔍 61% Jubilate DeoJubilate Deo
  4. 🔍 60% ParastiParasti
  5. 🔍 58% Tuam crucemTuam crucem
  6. 🔍 56% Beatus vir qui timet (Tract.)Beatus vir qui timet (Tract.)
  7. 🔍 49% Sicut cervusSicut cervus
  8. 🔍 46% Benedicant teBenedicant te
  9. 🔍 45% Cantemus DominoCantemus Domino
  10. 🔍 44% Vinea facta estVinea facta est
  11. 🔍 43% Attende caelumAttende caelum
  12. 🔍 39% AbsolveAbsolve
  13. 🔍 39% CommovistiCommovisti
  14. 🔍 35% Cantemus DominoCantemus Domino
  15. 🔍 35% Attende coelumAttende coelum
  16. 🔍 34% Vinea facta estVinea facta est
  17. 🔍 31% Sicut cervusSicut cervus
  18. 🔍 29% DispersitDispersit
  19. 🔍 28% Domine refugiumDomine refugium
  20. 🔍 26% Benedicite DominumBenedicite Dominum
  21. 🔍 26% Attende caelumAttende caelum
  22. 🔍 25% Cantemus DominoCantemus Domino
  23. 🔍 25% Qui confiduntQui confidunt
  24. 🔍 25% Requiem (Resp.)Requiem (Resp.)
  25. 🔍 25% Sicut cervusSicut cervus
  26. 🔍 24% Jubilate DominoJubilate Domino
  27. 🔍 24% Intret oratioIntret oratio
  28. 🔍 24% Vinea facta estVinea facta est
  29. 🔍 24% Tollite portasTollite portas
  30. 🔍 24% Notus in JudaeaNotus in Judaea
  31. 🔍 23% Ab occultis meisAb occultis meis
  32. 🔍 23% Justus ut palmaJustus ut palma
  33. 🔍 23% A summo caeloA summo caelo
  34. 🔍 23% Salus et gloriaSalus et gloria
  35. 🔍 23% Gustate... BeatusGustate... Beatus
  36. 🔍 23% Ad Praefationem in tono ferialiAd Praefationem in tono feriali
  37. 🔍 23% Sicut CervusSicut Cervus
  38. 🔍 23% Deus Deus meusDeus Deus meus
  39. 🔍 23% Vinea facta estVinea facta est
  40. 🔍 22% Notus in JudaeaNotus in Judaea
  41. 🔍 22% Benedicam DominumBenedicam Dominum
  42. 🔍 22% In omnem terramIn omnem terram
  43. 🔍 22% Exsultabunt sanctiExsultabunt sancti
  44. 🔍 22% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  45. 🔍 22% Attende caelumAttende caelum
  46. 🔍 22% Qui confiduntQui confidunt
  47. 🔍 22% In sole posuitIn sole posuit
  48. 🔍 22% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  49. 🔍 22% Exalent eumExalent eum
  50. 🔍 22% Dominus fortitudoDominus fortitudo
  51. 🔍 22% Sicut cervusSicut cervus
  52. 🔍 22% Cantemus DominoCantemus Domino
  53. 🔍 22% Ecce advenitEcce advenit
  54. 🔍 22% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  55. 🔍 22% Uxor tuaUxor tua
  56. 🔍 22% Exsultet iam angelicaExsultet iam angelica
  57. 🔍 21% Domine refugiumDomine refugium
  58. 🔍 21% Benedictus qui venitBenedictus qui venit
  59. 🔍 21% Nimis honorati suntNimis honorati sunt
  60. 🔍 21% Praefatio ferialis de Nativitate DominiPraefatio ferialis de Nativitate Domini
  61. 🔍 21% Beatus vir qui timetBeatus vir qui timet
  62. 🔍 21% Praefatio solemnis de QuadragesimaPraefatio solemnis de Quadragesima
  63. 🔍 21% Praefatio de Dominicis per annum IVPraefatio de Dominicis per annum IV
  64. 🔍 21% Prex Eucharistica IVPrex Eucharistica IV
  65. 🔍 21% Praefatio de Dominica Passionis. Dominica in PalmisPraefatio de Dominica Passionis. Dominica in Palmis