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 Petre lumen errantium

   
1. 🔍 26% O radix Jesse

   
2. 🔍 25% O Emmanuel

   
3. 🔍 25% O Rex gentium

   
4. 🔍 24% Praefatio solemnis de nuptiis

   
5. 🔍 24% Caritate et sapientia

   
6. 🔍 24% Descendit Angelus Domini

   
7. 🔍 24% Praefatio solemnis de Martyribus

   
8. 🔍 24% Praefatio de S. Willibrordo

   
9. 🔍 24% Dedit animam suam

   
10. 🔍 23% O doctor optime... Bernarde

    
11. 🔍 23% O Doctor optime

    
12. 🔍 23% Verbum supernum prodiens a

    
13. 🔍 23% Praefatio solemnis de Omnibus Sanctis et Patronis

    
14. 🔍 23% Nunc tempus

    
15. 🔍 23% Tibi Christe splendor Patris

    
16. 🔍 23% Praefatio de Dominicis per annum V

    
17. 🔍 23% Rerum Deus (In Adventu)

    
18. 🔍 22% Rector potens (In Adventu)

    
19. 🔍 22% Rector potens (In Adventu)

    
20. 🔍 22% Exsultet jam Angelica

    
21. 🔍 22% Jam lucis orto sidere (Tempore Adventus)

    
22. 🔍 22% Qui lacrimatus

    
23. 🔍 22% Praefatio de sanctis pastoribus

    
24. 🔍 22% Adorna Sion Thalamum

    
25. 🔍 22% O Emmanuel

    
26. 🔍 22% O Rex gentium

    
27. 🔍 22% O radix Jesse

    
28. 🔍 22% O Rex gentium

    
29. 🔍 22% O radix Jesse

    
30. 🔍 22% Qui redempti sunt

    
31. 🔍 22% Praefatio de Assumptione B. Mariae Virginis. De gloria Mariae assumptae

    
32. 🔍 22% Verbum supernum prodiens a

    
33. 🔍 22% Dei fide

    
34. 🔍 22% Te beata sponsa Christi

    
35. 🔍 22% Praefatio solemnior de nuptiis

    
36. 🔍 22% O Emmanuel

    
37. 🔍 22% Praefatio solemnior de Martyribus

    
38. 🔍 22% Praefatio solemnis de S. Benedicto

    
39. 🔍 22% O Sapientia

    
40. 🔍 22% O Sapientia

    
41. 🔍 22% Anima Christi IV

    
42. 🔍 22% O radix Jesse

    
43. 🔍 22% O Doctor optime(Athanasi)

    
44. 🔍 21% O Sapientia

    
45. 🔍 21% Audi benigne conditor

    
46. 🔍 21% O Emmánuel

    
47. 🔍 21% Precemur omnes cernui

    
48. 🔍 21% Qui vivis ante

    
49. 🔍 21% O Oriens

    
50. 🔍 21% Audi benigne Conditor

    
51. 🔍 21% Audi benigne Conditor

    
52. 🔍 21% O Petre

    
53. 🔍 21% Praefatio solemnior de Omnibus Sanctis et Patronis

    
54. 🔍 21% Praefatio de Dominica IV in Quadragesima

    
55. 🔍 21% Salvete Christi vulnera

    
56. 🔍 21% Parvuli petierunt panem

    
57. 🔍 21% Tibi Redemptor omnium

    
58. 🔍 21% Ex more docti mystico

    
59. 🔍 21% Praefatio de nuptiis

    
60. 🔍 21% Auctor beate saeculi

    
61. 🔍 21% Praefatio solemnis de sacratissimo Corde Iesu

    
62. 🔍 21% O Sapientia

    
63. 🔍 21% Exsultet iam angelica

    
64. 🔍 21% O quam gloriosus est beatus