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% Cantemus DominoCantemus Domino
  2. 🔍 69% Attende coelumAttende coelum
  3. 🔍 68% Vinea facta estVinea facta est
  4. 🔍 67% Sicut cervusSicut cervus
  5. 🔍 63% Cantemus DominoCantemus Domino
  6. 🔍 61% Cantemus DominoCantemus Domino
  7. 🔍 61% Cantemus DominoCantemus Domino
  8. 🔍 58% Attende caelumAttende caelum
  9. 🔍 56% Sicut cervusSicut cervus
  10. 🔍 56% Vinea facta estVinea facta est
  11. 🔍 50% Sicut cervusSicut cervus
  12. 🔍 48% Attende caelumAttende caelum
  13. 🔍 47% Sicut cervusSicut cervus
  14. 🔍 44% Qui confiduntQui confidunt
  15. 🔍 44% Vinea facta estVinea facta est
  16. 🔍 44% Vinea facta estVinea facta est
  17. 🔍 43% Attende caelumAttende caelum
  18. 🔍 43% Sicut CervusSicut Cervus
  19. 🔍 43% Qui confiduntQui confidunt
  20. 🔍 43% AbsolveAbsolve
  21. 🔍 41% Benedicant teBenedicant te
  22. 🔍 41% Gustate... BeatusGustate... Beatus
  23. 🔍 39% Tuam crucemTuam crucem
  24. 🔍 37% Beatus vir qui timetBeatus vir qui timet
  25. 🔍 36% Jubilate DeoJubilate Deo
  26. 🔍 36% Cantemus DominoCantemus Domino
  27. 🔍 35% Notus in JudaeaNotus in Judaea
  28. 🔍 33% De profundisDe profundis
  29. 🔍 33% ParastiParasti
  30. 🔍 31% Jubilate DominoJubilate Domino
  31. 🔍 31% Benedicta sit sanctaBenedicta sit sancta
  32. 🔍 31% Invocabit meInvocabit me
  33. 🔍 31% Benedicta sit sanctaBenedicta sit sancta
  34. 🔍 30% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  35. 🔍 30% Beatus vir qui timet (Tract.)Beatus vir qui timet (Tract.)
  36. 🔍 30% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  37. 🔍 30% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  38. 🔍 30% Praefatio solemnior de Spiritu SanctoPraefatio solemnior de Spiritu Sancto
  39. 🔍 30% Praefatio solemnior PaschalisPraefatio solemnior Paschalis
  40. 🔍 30% Tu es vasTu es vas
  41. 🔍 30% Invocabit meInvocabit me
  42. 🔍 30% Vidi aquamVidi aquam
  43. 🔍 30% Praefatio solemnior communisPraefatio solemnior communis
  44. 🔍 29% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  45. 🔍 29% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  46. 🔍 29% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  47. 🔍 29% Dilectio DeiDilectio Dei
  48. 🔍 29% Protege DomineProtege Domine
  49. 🔍 29% Praefatio solemnior de QuadragesimaPraefatio solemnior de Quadragesima
  50. 🔍 29% Dilectio DeiDilectio Dei
  51. 🔍 28% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia
  52. 🔍 28% Praefatio solemnior de MartyribusPraefatio solemnior de Martyribus
  53. 🔍 28% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  54. 🔍 28% Laudate DominumLaudate Dominum
  55. 🔍 28% CommovistiCommovisti
  56. 🔍 28% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  57. 🔍 28% Praefatio solemnior de ApostolisPraefatio solemnior de Apostolis
  58. 🔍 28% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  59. 🔍 28% Dominus fortitudoDominus fortitudo
  60. 🔍 28% Invocabit meInvocabit me
  61. 🔍 28% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  62. 🔍 28% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  63. 🔍 28% Praefatio solemnior de sancto Ioanne BaptistaPraefatio solemnior de sancto Ioanne Baptista
  64. 🔍 28% Adoramus te Christe (Tract)Adoramus te Christe (Tract)
  65. 🔍 27% Spiritus... super me... praedicareSpiritus... super me... praedicare