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 Rex gloriae

   
1. 🔍 70% O Rex gloriae Domine

   
2. 🔍 65% O Rex gloriae

   
3. 🔍 61% O Rex gloriae

   
4. 🔍 44% O Rex gloriae

   
5. 🔍 32% Dux fidei

   
6. 🔍 29% Non vos relinquam

   
7. 🔍 28% Tibi Christe splendor Patris

   
8. 🔍 28% Rerum Deus (In Adventu)

   
9. 🔍 28% O Rex gentium

   
10. 🔍 28% Verbum supernum prodiens a

    
11. 🔍 28% Nunc Sancte nobis (In Adventu)

    
12. 🔍 28% Jam lucis orto sidere (Tempore Adventus)

    
13. 🔍 28% Rector potens (In Adventu)

    
14. 🔍 28% Rector potens (In Adventu)

    
15. 🔍 28% Rex gloriose Martyrum

    
16. 🔍 28% Praefatio solemnior de Spiritu Sancto

    
17. 🔍 27% Christe caelorum Domine

    
18. 🔍 27% Salvete Christi vulnera

    
19. 🔍 27% Cum venerit Paraclitus

    
20. 🔍 27% O lux beata Caelitum

    
21. 🔍 27% O lux beata Caelitum

    
22. 🔍 27% O lux beata Caelitum

    
23. 🔍 27% O lux beata Caelitum

    
24. 🔍 27% Verbum supernum prodiens a

    
25. 🔍 27% Salvete Christi vulnera

    
26. 🔍 27% O lux beata Caelitum

    
27. 🔍 27% Praefatio solemnis de Spiritu Sancto

    
28. 🔍 27% Praefatio de Adventu II

    
29. 🔍 27% Praefatio solemnior de S. Benedicto

    
30. 🔍 26% Te beata sponsa Christi

    
31. 🔍 26% O Emmanuel

    
32. 🔍 26% Exspectate promissum Patris

    
33. 🔍 26% Et coegerunt illum

    
34. 🔍 26% Usque modo

    
35. 🔍 26% Corde natus ex Parentis

    
36. 🔍 26% Praefatio solemnior de Quadragesima

    
37. 🔍 26% Iste Confessor (Conf non Pont in Duplicibus Minoribus)

    
38. 🔍 26% Jam lucis orto sidere (In Tempore Passionis)

    
39. 🔍 26% Tu solus peregrinus es

    
40. 🔍 26% Gloria III

    
41. 🔍 26% O gente felix hospita

    
42. 🔍 26% Audi Benigne Conditor

    
43. 🔍 26% Audi benigne conditor

    
44. 🔍 26% O Emmánuel

    
45. 🔍 26% Hymnum canentes martyrum

    
46. 🔍 26% Praefatio solemnior de Martyribus

    
47. 🔍 26% Praefatio solemnior de sancto Ioseph Sponso B. M. V.

    
48. 🔍 25% Gloria V

    
49. 🔍 25% Rex gloriose

    
50. 🔍 25% Praefatio solemnis de S. Benedicto

    
51. 🔍 25% Plausibus Luca

    
52. 🔍 25% Summae Deus clementiae septem

    
53. 🔍 25% O Rex gentium

    
54. 🔍 25% Praefatio solemnior de nuptiis

    
55. 🔍 25% Praefatio solemnior de beata Maria Virgine

    
56. 🔍 25% Audi benigne Conditor

    
57. 🔍 25% Praefatio solemnior de Epiphania Domini

    
58. 🔍 25% Precemur omnes cernui

    
59. 🔍 25% Iste Confessor (Conf non Pont in Duplicibus Minoribus) (Si non est dies obitus)

    
60. 🔍 25% Praefatio solemnior de D. N. Iesu Christo Rege

    
61. 🔍 25% Cum venerit Paraclitus

    
62. 🔍 25% Audi benigne Conditor

    
63. 🔍 25% Praefatio solemnior de Ecclesiae Dedicatione

    
64. 🔍 25% Praefatio solemnior de sancto Joanne Baptista