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% Undecim discipuli

   
1. 🔍 63% Undecim discípuli

   
2. 🔍 62% Undecim discipuli

   
3. 🔍 59% Undecim discipuli

   
4. 🔍 27% Gavisi sunt discipuli

   
5. 🔍 25% Ascendente Jesu

   
6. 🔍 25% Alleluia. (Tuesday P. T. at Vespers)

   
7. 🔍 25% Alleluia. (Sund. P. T. at Lauds II)

   
8. 🔍 25% Alleluia (Friday P. T. at Vespers)

   
9. 🔍 25% Gavisi sunt discipuli

   
10. 🔍 25% Alleluia (Monday P. T. at Lauds)

    
11. 🔍 24% Alleluia. (Wednesday P. T. at Lauds II)

    
12. 🔍 24% Alleluia. (Thursday P. T. at Lauds II)

    
13. 🔍 24% Alleluia (Feria Secunda ad Nonam T.P.)

    
14. 🔍 24% Alleluia. (Wednesday P. T. at Lauds I)

    
15. 🔍 24% Alleluia. (Saturday P. T. at Lauds II)

    
16. 🔍 24% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
17. 🔍 24% Alleluia (Tuesday P. T. at Lauds)

    
18. 🔍 24% Alleluia. (Monday P. T. at Vespers)

    
19. 🔍 24% Alleluia. (Sund. P. T. at Lauds I)

    
20. 🔍 23% Alleluia. (Wednesday P. T. at Vespers)

    
21. 🔍 23% Alleluia (Tuesday P. T. at Lauds)

    
22. 🔍 23% Ostende nobis Domine

    
23. 🔍 23% Domine clamavi ad te

    
24. 🔍 23% Domine clamavi ad te

    
25. 🔍 23% Tulerunt Dominum meum

    
26. 🔍 23% Sacerdotes Dei

    
27. 🔍 23% Alleluia. (Saturday P. T. at Lauds I)

    
28. 🔍 23% Alleluia (ant Dom.a in albis)

    
29. 🔍 22% Alleluia. (Sund. P. T. at Vespers)

    
30. 🔍 22% Obtulerunt discipuli Domino

    
31. 🔍 22% Jam laetus moriar

    
32. 🔍 22% Alleluia. (Thursday P. T. at Lauds I)

    
33. 🔍 22% Inundavérunt

    
34. 🔍 22% Alleluia. (Friday P. T. at Lauds I)

    
35. 🔍 22% Alleluia (Dominica ad Nonam T.P.)

    
36. 🔍 22% Alleluia (Feria Secunda ad Sextam T.P.)

    
37. 🔍 22% Alleluia (Dominica ad Primam, per annum)

    
38. 🔍 21% Alleluia. (Sund. P. T. at Vespers)

    
39. 🔍 21% Alleluia. (Friday P. T. at Lauds II)

    
40. 🔍 21% Obtulerunt discipuli

    
41. 🔍 21% Ad te Domine levavi

    
42. 🔍 21% Et audientes discipuli

    
43. 🔍 21% Obtulerunt Discipuli

    
44. 🔍 21% Dixerunt discipuli

    
45. 🔍 21% Omnes inimici mei

    
46. 🔍 21% Alleluia (Monday P. T. at Lauds)

    
47. 🔍 21% Domine, ut video

    
48. 🔍 20% Dixerunt discipuli

    
49. 🔍 20% Veni Domine

    
50. 🔍 20% Qui sunt hi

    
51. 🔍 20% Obtulerunt discipuli

    
52. 🔍 20% In Domino justificabitur

    
53. 🔍 20% Obtulerunt discipuli

    
54. 🔍 20% Nemo in eum

    
55. 🔍 20% Currebant duo

    
56. 🔍 20% Incipit Oratio Jeremiae Prophetae (ad libitum)

    
57. 🔍 20% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
58. 🔍 20% Cives apostolorum

    
59. 🔍 19% Et audientes discipuli

    
60. 🔍 19% Mitte manum

    
61. 🔍 19% Pater manifestavi

    
62. 🔍 19% Et audientes discipuli

    
63. 🔍 19% Cum angelis

    
64. 🔍 19% Laudamus nomen tuum (T.P.))