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% Alleluia. (Thursday P. T. at Lauds II)

   
1. 🔍 82% Alleluia. (Thursday P. T. at Lauds I)

   
2. 🔍 73% Alleluia (Monday P. T. at Lauds)

   
3. 🔍 71% Alleluia. (Wednesday P. T. at Lauds II)

   
4. 🔍 70% Alleluia (Tuesday P. T. at Lauds)

   
5. 🔍 69% Alleluia. (Sund. P. T. at Lauds I)

   
6. 🔍 69% Alleluia. (Saturday P. T. at Lauds II)

   
7. 🔍 69% Alleluia. (Sund. P. T. at Lauds II)

   
8. 🔍 68% Alleluia. (Wednesday P. T. at Lauds I)

   
9. 🔍 67% Alleluia. (Saturday P. T. at Lauds I)

   
10. 🔍 66% Alleluia (Tuesday P. T. at Lauds)

    
11. 🔍 65% Alleluia. (Friday P. T. at Lauds II)

    
12. 🔍 65% Alleluia. (Friday P. T. at Lauds I)

    
13. 🔍 62% Alleluia (mode 8)

    
14. 🔍 60% Alleluia (mode 8)

    
15. 🔍 60% Alleluia (Monday P. T. at Lauds)

    
16. 🔍 59% Alleluia (T.P. in II nocturno)

    
17. 🔍 59% Alleluia. (Sund. P. T. at Lauds)

    
18. 🔍 59% Alleluia (Tuesday P. T. at Lauds)

    
19. 🔍 59% Alleluia (T.P. in III nocturno)

    
20. 🔍 59% Alleluia. (Tuesday P. T. at Vespers)

    
21. 🔍 59% Alleluia (T.P. ad Laudes)

    
22. 🔍 59% Alleluia (Friday P. T. at Vespers)

    
23. 🔍 58% Alleluia (Wednesday P. T. at Lauds)

    
24. 🔍 58% Alleluia. (Monday P. T. at Vespers)

    
25. 🔍 58% Alleluia (T.P. in I nocturno)

    
26. 🔍 58% Alleluia

    
27. 🔍 58% Alleluia (T.P. ad Vesperas)

    
28. 🔍 57% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
29. 🔍 57% Alleluia (T.P. Feria II ad Vesperas)

    
30. 🔍 57% Alleluia. (Wednesday P. T. at Vespers)

    
31. 🔍 56% Alleluia. (Thursday P. T. at Compline)

    
32. 🔍 56% Alleluia. (Friday P. T. at Lauds)

    
33. 🔍 56% Alleluia (Feria Secunda ad Nonam T.P.)

    
34. 🔍 56% Alleluia. (Monday P. T. at Lauds)

    
35. 🔍 55% Alleluia (Feria secunda ad primam)

    
36. 🔍 55% Alleluia

    
37. 🔍 55% Alleluia (Sund. T.P. at Terce)

    
38. 🔍 54% Alleluia. (Sat. P. T. at Lauds)

    
39. 🔍 54% Alleluia (T.P. ad Tertiam)

    
40. 🔍 54% Alleluia (T.P. ad Nonam)

    
41. 🔍 54% Alleluia (ant.)

    
42. 🔍 54% Alleluia (ant.)

    
43. 🔍 53% Alleluia (Dominica ad Nonam T.P.)

    
44. 🔍 53% Alleluia. (Sund. P. T. at Vespers)

    
45. 🔍 52% Alleluia Fer. II T.P. II

    
46. 🔍 52% Alleluia (Feria Secunda ad Sextam T.P.)

    
47. 🔍 52% Alleluia (Dominica per Annum ad Laudes)

    
48. 🔍 52% Alleluia alleluia

    
49. 🔍 52% Alleluia Lapis revolutus

    
50. 🔍 51% Alleluia Fer. VI T.P. II

    
51. 🔍 51% Alleluia Fer. II T.P. I

    
52. 🔍 51% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
53. 🔍 50% Alleluia Fer. V T.P. I

    
54. 🔍 50% Alleluia Fer. V T.P. II

    
55. 🔍 50% Alleluia Fer. IV T.P. II

    
56. 🔍 50% Alleluia. (Sund. P. T. at Vespers)

    
57. 🔍 50% Alleluia Fer. III T.P. II

    
58. 🔍 50% Alleluia (ant Dom.a in albis)

    
59. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
60. 🔍 50% Alleluia Fer. IV T.P. I

    
61. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
62. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
63. 🔍 49% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
64. 🔍 49% Alleluia (T.P. ad Sextam)