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 doctor optime... Bernarde

   
1. 🔍 79% O Doctor optime

   
2. 🔍 73% O Doctor optime(Athanasi)

   
3. 🔍 48% O Doctor optime

   
4. 🔍 45% O doctor optime

   
5. 🔍 32% O radix Jesse

   
6. 🔍 32% O Doctor optime (nomina doctorum)

   
7. 🔍 31% O Doctor Optime (nomina doctorum)

   
8. 🔍 31% O Rex gentium

   
9. 🔍 30% O Emmánuel

   
10. 🔍 29% O radix Jesse

    
11. 🔍 28% O Emmanuel

    
12. 🔍 27% O Rex gentium

    
13. 🔍 27% O Sapientia

    
14. 🔍 27% O Sapientia

    
15. 🔍 26% O Sapientia

    
16. 🔍 24% Sancte Pater Benedicte (Tonus Simplex)

    
17. 🔍 24% Sapientiam Sanctorum (t.4) (T.P.)

    
18. 🔍 24% Ora pro nobis, beate Bernarde (V/. sol.)

    
19. 🔍 24% Orbis patrator optime

    
20. 🔍 24% O Adonai

    
21. 🔍 23% Exsultet jam Angelica

    
22. 🔍 23% Ora pro nobis, beate Bernarde

    
23. 🔍 23% O Petre lumen errantium

    
24. 🔍 23% Ne timeas Maria

    
25. 🔍 23% Sanctificavit Dominus

    
26. 🔍 23% Beati estis

    
27. 🔍 22% Rerum Deus (In Adventu)

    
28. 🔍 22% Ora pro nobis, beate Bernarde (Vers. sol.)

    
29. 🔍 22% O Emmanuel

    
30. 🔍 22% Martyr et Pontifex Bonifatius

    
31. 🔍 22% Te Deum Patrem

    
32. 🔍 22% Sapientiam Sanctorum (modus 4)

    
33. 🔍 22% Miserere et parce

    
34. 🔍 22% Caelestis formam gloriae

    
35. 🔍 22% Jam lucis orto sidere (Tempore Adventus)

    
36. 🔍 21% Verbum supernum prodiens a

    
37. 🔍 21% Verbum supernum prodiens a

    
38. 🔍 21% O Oriens splendor lucis

    
39. 🔍 21% Domine Jesu Christe

    
40. 🔍 21% O Emmanuel

    
41. 🔍 21% O nata lux de lumine

    
42. 🔍 21% O Oriens splendor

    
43. 🔍 21% Praefatio solemnis de nuptiis

    
44. 🔍 21% Sancte Paule Apostole

    
45. 🔍 21% Sancte Paule Apostole

    
46. 🔍 21% Sancte Paule Apostole

    
47. 🔍 21% Domine Jesu Christe

    
48. 🔍 20% O clavis David et sceptrum

    
49. 🔍 20% Rector potens (In Adventu)

    
50. 🔍 20% Rector potens (In Adventu)

    
51. 🔍 20% Praefatio solemnior de Ecclesiae Dedicatione

    
52. 🔍 20% Praefatio solemnis de beata Maria Virgine

    
53. 🔍 20% Venite exsultemus E

    
54. 🔍 20% Concito gressu

    
55. 🔍 20% Venite exsultemus III

    
56. 🔍 20% Praefatio solemnior de beata Maria Virgine

    
57. 🔍 20% Audi benigne Conditor

    
58. 🔍 20% Virginis virgo

    
59. 🔍 20% Nunc Sancte nobis (In Adventu)

    
60. 🔍 20% Domine Jesu Christe

    
61. 🔍 20% Audi benigne conditor

    
62. 🔍 20% Audi Benigne Conditor

    
63. 🔍 20% Praefatio solemnior de nuptiis

    
64. 🔍 20% Credo VII