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.

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.

0. 🔍 100% O Emmánuel

   
1. 🔍 75% O Emmanuel

   
2. 🔍 68% O Emmanuel

   
3. 🔍 62% O Emmanuel

   
4. 🔍 60% O Emmanuel

   
5. 🔍 53% O Emmanuel

   
6. 🔍 52% O Emmanuel

   
7. 🔍 52% O Emmanuel

   
8. 🔍 49% O Rex gentium

   
9. 🔍 41% Dominus legifer noster

   
10. 🔍 37% Deus legifer

    
11. 🔍 36% O Rex gentium

    
12. 🔍 34% O Doctor optime

    
13. 🔍 34% O radix Jesse

    
14. 🔍 33% O Doctor optime(Athanasi)

    
15. 🔍 33% Dominus legifer

    
16. 🔍 31% O Sapientia

    
17. 🔍 30% O doctor optime... Bernarde

    
18. 🔍 30% O Rex gentium

    
19. 🔍 29% Dominus judex

    
20. 🔍 29% O Adonai

    
21. 🔍 29% O Sapientia

    
22. 🔍 29% O Sapientia

    
23. 🔍 29% Dominus judex noster

    
24. 🔍 29% Rector potens (In Adventu)

    
25. 🔍 29% Rector potens (In Adventu)

    
26. 🔍 28% Veni ad liberandum

    
27. 🔍 28% O Rex gentium

    
28. 🔍 27% O radix Jesse

    
29. 🔍 26% O clavis David et sceptrum

    
30. 🔍 26% Potens es Domine

    
31. 🔍 26% O Rex gentium

    
32. 🔍 26% O Rex gloriae

    
33. 🔍 26% Annuntiate

    
34. 🔍 25% Ego autem ad Dominum

    
35. 🔍 25% Ante luciferum genitus

    
36. 🔍 25% Praefatio solemnior de Adventu

    
37. 🔍 25% O Adonai

    
38. 🔍 25% Per signum Crucis

    
39. 🔍 25% Praefatio solemnior de Martyribus

    
40. 🔍 25% Praefatio solemnior de nuptiis

    
41. 🔍 25% Praefatio solemnior de Ecclesiae Dedicatione

    
42. 🔍 25% Salvator mundi

    
43. 🔍 25% O Rex gentium

    
44. 🔍 25% Praefatio solemnior de Omnibus Sanctis et Patronis

    
45. 🔍 24% Praefatio solemnior de sacratissimo Corde Iesu

    
46. 🔍 24% Unus est enim

    
47. 🔍 24% Praefatio solemnior de sanctissima Eucharistia

    
48. 🔍 24% A timore inimici

    
49. 🔍 24% Praefatio solemnis de Adventu

    
50. 🔍 24% O Rex gloriae Domine

    
51. 🔍 24% Praefatio solemnis de nuptiis

    
52. 🔍 24% Praefatio solemnis de sanctissima Eucharistia

    
53. 🔍 24% Domine Jesu Christe

    
54. 🔍 24% Ante luciferum genitus

    
55. 🔍 24% Ante luciferum genitus

    
56. 🔍 24% Praefatio solemnis de Martyribus

    
57. 🔍 24% Praefatio solemnior de beata Maria Virgine

    
58. 🔍 24% Praefatio de Adventu II

    
59. 🔍 24% Praefatio solemnior de sancto Ioanne Baptista

    
60. 🔍 24% Praefatio solemnis de Ecclesiae Dedicatione

    
61. 🔍 24% Salva nos Christe

    
62. 🔍 24% Praefatio solemnior de Nativitate Domini

    
63. 🔍 24% Praefatio solemnior de D. N. Iesu Christo Rege

    
64. 🔍 24% O Rex gentium