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 (Friday P. T. at Vespers)

   
1. 🔍 74% Alleluia. (Tuesday P. T. at Vespers)

   
2. 🔍 71% Alleluia. (Monday P. T. at Vespers)

   
3. 🔍 69% Alleluia. (Friday P. T. at Lauds I)

   
4. 🔍 68% Alleluia. (Wednesday P. T. at Vespers)

   
5. 🔍 67% Alleluia. (Friday P. T. at Lauds II)

   
6. 🔍 66% Alleluia. (Sund. P. T. at Vespers)

   
7. 🔍 65% Alleluia (mode 8)

   
8. 🔍 64% Alleluia. (Sund. P. T. at Lauds I)

   
9. 🔍 62% Alleluia. (Sund. P. T. at Vespers)

   
10. 🔍 61% Alleluia (Monday P. T. at Lauds)

    
11. 🔍 60% Alleluia (T.P. in III nocturno)

    
12. 🔍 60% Alleluia (mode 8)

    
13. 🔍 60% Alleluia (T.P. ad Laudes)

    
14. 🔍 60% Alleluia. (Friday P. T. at Lauds)

    
15. 🔍 59% Alleluia

    
16. 🔍 59% Alleluia. (Thursday P. T. at Lauds II)

    
17. 🔍 59% Alleluia (T.P. in II nocturno)

    
18. 🔍 59% Alleluia (T.P. in I nocturno)

    
19. 🔍 58% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
20. 🔍 57% Alleluia (Tuesday P. T. at Lauds)

    
21. 🔍 57% Alleluia (Tuesday P. T. at Lauds)

    
22. 🔍 57% Alleluia (T.P. ad Vesperas)

    
23. 🔍 57% Alleluia. (Wednesday P. T. at Lauds I)

    
24. 🔍 57% Alleluia. (Wednesday P. T. at Lauds II)

    
25. 🔍 57% Alleluia. (Friday P. T. at Vespers)

    
26. 🔍 57% Alleluia. (Sund. P. T. at Lauds II)

    
27. 🔍 57% Alleluia (Feria Secunda ad Nonam T.P.)

    
28. 🔍 55% Alleluia. (Saturday P. T. at Lauds II)

    
29. 🔍 55% Alleluia. (Saturday P. T. at Lauds I)

    
30. 🔍 55% Alleluia. (Friday P. T. at Compline)

    
31. 🔍 55% Alleluia (ant.)

    
32. 🔍 55% Alleluia (ant.)

    
33. 🔍 54% Alleluia. (Thursday P. T. at Lauds I)

    
34. 🔍 54% Alleluia (Feria secunda ad primam)

    
35. 🔍 54% Alleluia (T.P. ad Tertiam)

    
36. 🔍 54% Alleluia (Sund. T.P. at Terce)

    
37. 🔍 54% Alleluia

    
38. 🔍 54% Alleluia (T.P. Feria II ad Vesperas)

    
39. 🔍 54% Alleluia (Feria Secunda ad Sextam T.P.)

    
40. 🔍 53% Alleluia (T.P. ad Nonam)

    
41. 🔍 53% Alleluia Lapis revolutus

    
42. 🔍 52% Alleluia (Dominica ad Nonam T.P.)

    
43. 🔍 52% Alleluia (Dominica per Annum ad Laudes)

    
44. 🔍 51% Alleluia alleluia

    
45. 🔍 51% Alleluia (ant Dom.a in albis)

    
46. 🔍 51% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
47. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
48. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
49. 🔍 50% Alleluia Fer. II T.P. I

    
50. 🔍 50% Alleluia Fer. V T.P. I

    
51. 🔍 50% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
52. 🔍 49% Alleluia Fer. III T.P. I

    
53. 🔍 49% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
54. 🔍 49% Alleluia Fer. IV T.P. I

    
55. 🔍 49% Puer natus in Bethlehem

    
56. 🔍 49% Alleluia (T.P. ad Sextam)

    
57. 🔍 49% Alleluia Dom. Compl. T.P. I

    
58. 🔍 48% Alleluia Fer. IV T.P. II

    
59. 🔍 48% Alleluia Omnes Gentes

    
60. 🔍 48% Alleluia (Monday P. T. at Lauds)

    
61. 🔍 48% Alleluia Fer. VI T.P. II

    
62. 🔍 48% Alleluia (T. P. ad Tertiam)

    
63. 🔍 48% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
64. 🔍 48% Alleluia (T. P. ad Primam)