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: 2025-12-20. 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 (ad introitum mode 2)

   
1. 🔍 78% Alleluia (ad introitum mode 8)

   
2. 🔍 77% Alleluia (ad introitum mode 3)

   
3. 🔍 76% Alleluia (ad introitum mode 7)

   
4. 🔍 76% Alleluia (ad introitum mode 4)

   
5. 🔍 76% Alleluia (ad introitum mode 6)

   
6. 🔍 71% Alleluia (ad introitum mode 5)

   
7. 🔍 54% Alleluia (ad introitum mode 1)

   
8. 🔍 54% Alleluia (ad offertorium mode 4)

   
9. 🔍 53% Alleluia (ad offertorium mode 5)

   
10. 🔍 53% Alleluia (ad communionem mode 2)

    
11. 🔍 52% Alleluia (ad communionem mode 3)

    
12. 🔍 51% Alleluia (ad communionem mode 4)

    
13. 🔍 51% Alleluia (ad offertorium mode 3)

    
14. 🔍 50% Alleluia (ad communionem mode 8)

    
15. 🔍 50% Alleluia (ad communionem mode 6)

    
16. 🔍 50% Alleluia (ad communionem mode 1)

    
17. 🔍 44% Alleluia (ad communionem mode 5)

    
18. 🔍 44% Alleluia (ad communionem mode 7)

    
19. 🔍 38% Alleluia (ad offertorium mode 1)

    
20. 🔍 38% Alleluia (mode 8)

    
21. 🔍 37% Alleluia (T.P. in II nocturno)

    
22. 🔍 37% Alleluia (mode 8)

    
23. 🔍 36% Alleluia (T.P. ad Laudes)

    
24. 🔍 36% Alleluia (ant. mode 2)

    
25. 🔍 36% Alleluia (ad offertorium mode 2)

    
26. 🔍 35% Alleluia. (Wednesday P. T. at Vespers)

    
27. 🔍 35% Alleluia (T.P. in III nocturno)

    
28. 🔍 35% Alleluia

    
29. 🔍 35% Alleluia (T.P. ad Vesperas)

    
30. 🔍 34% Alleluia (ant.)

    
31. 🔍 34% Alleluia (ant.)

    
32. 🔍 34% Alleluia (T.P. in I nocturno)

    
33. 🔍 34% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
34. 🔍 34% Alleluia (Feria tertia ad vesperas)

    
35. 🔍 34% Alleluia (A)

    
36. 🔍 34% Alleluia. (Tuesday P. T. at Vespers)

    
37. 🔍 34% Alleluia (T. P. Vesp. Fer. IV.)

    
38. 🔍 33% Alleluia (T.P. Feria II ad Vesperas)

    
39. 🔍 33% Alleluia (ant. mode 8)

    
40. 🔍 33% Alleluia (ant. mode 6)

    
41. 🔍 33% Alleluia. (Sund. P. T. at Lauds I)

    
42. 🔍 33% Alleluia (ant. mode 4)

    
43. 🔍 33% Alleluia (ant. mode 3)

    
44. 🔍 33% Alleluia (ant. mode 7)

    
45. 🔍 33% Alleluia (ant. mode 5)

    
46. 🔍 33% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
47. 🔍 33% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
48. 🔍 33% Alleluia (T.P. ad Tertiam)

    
49. 🔍 33% Alleluia (ad offertorium mode 6)

    
50. 🔍 32% Alleluia (ant. mode I)

    
51. 🔍 32% Alleluia (T.P. ad Nonam)

    
52. 🔍 32% Alleluia alleluia

    
53. 🔍 32% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
54. 🔍 32% Alleluia Lapis revolutus

    
55. 🔍 32% Alleluia (T. P. ad Sextam)

    
56. 🔍 32% Alleluia (T. P. ad Primam)

    
57. 🔍 32% Alleluia alleluia alleluia (Dominica ad Primam)

    
58. 🔍 32% Alleluia Fer. III T.P. I

    
59. 🔍 32% Alleluia. (T.P. ad Completorium)

    
60. 🔍 31% Alleluia (T. P. ad Tertiam)

    
61. 🔍 31% Alleluia Fer. IV T.P. II

    
62. 🔍 31% Alleluia. (Monday P. T. at Vespers)

    
63. 🔍 31% Alleluia. (Friday P. T. at Vespers)

    
64. 🔍 31% Alleluia. (Thursday P. T. at Vespers)