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 (Dominica per Annum ad Laudes)

   
1. 🔍 82% Alleluia (Dominica per Annum ad Laudes)

   
2. 🔍 69% Alleluia (mode 8)

   
3. 🔍 68% Alleluia (T.P. ad Laudes)

   
4. 🔍 67% Alleluia (mode 8)

   
5. 🔍 66% Alleluia

   
6. 🔍 65% Alleluia (T.P. in III nocturno)

   
7. 🔍 65% Alleluia (T.P. in II nocturno)

   
8. 🔍 65% Alleluia (T.P. in I nocturno)

   
9. 🔍 65% Alleluia (T.P. ad Vesperas)

   
10. 🔍 64% Alleluia (T.P. Feria II ad Vesperas)

    
11. 🔍 63% Alleluia. (Sund. P. T. at Lauds I)

    
12. 🔍 62% Alleluia

    
13. 🔍 62% Alleluia (Dominica ad Primam, per annum)

    
14. 🔍 62% Alleluia (T.P. ad Nonam)

    
15. 🔍 62% Alleluia (Feria secunda ad primam)

    
16. 🔍 61% Alleluia (T.P. ad Tertiam)

    
17. 🔍 60% Alleluia (ant.)

    
18. 🔍 60% Alleluia (ant.)

    
19. 🔍 59% Alleluia. (Sund. P. T. at Lauds II)

    
20. 🔍 59% Alleluia alleluia

    
21. 🔍 59% Alleluia (Feria Secunda ad Sextam T.P.)

    
22. 🔍 58% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
23. 🔍 58% Alleluia (Sund. T.P. at Terce)

    
24. 🔍 58% Alleluia (T. P. ad Tertiam)

    
25. 🔍 57% Alleluia alleluia alleluia (Dominica ad Primam)

    
26. 🔍 57% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
27. 🔍 57% Alleluia Lapis revolutus

    
28. 🔍 57% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
29. 🔍 56% Alleluia (Dominica ad Nonam)

    
30. 🔍 56% Alleluia Fer. V T.P. I

    
31. 🔍 56% Alleluia Fer. IV T.P. I

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

    
33. 🔍 56% Alleluia (T.P. ad Sextam)

    
34. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
35. 🔍 55% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
36. 🔍 55% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
37. 🔍 55% Alleluia Fer. III T.P. I

    
38. 🔍 54% Alleluia Fer. VI T.P. I

    
39. 🔍 54% Alleluia Omnes Gentes

    
40. 🔍 54% Alleluia alleluia alleluia (Dom. ad Laudes)

    
41. 🔍 54% Alleluia Fer. VI T.P. II

    
42. 🔍 54% Alleluia (Feria Secunda ad Nonam T.P.)

    
43. 🔍 54% Alleluia Fer. II T.P. I

    
44. 🔍 54% Puer natus in Bethlehem

    
45. 🔍 54% Alleluia Fer. IV T.P. II

    
46. 🔍 53% Alleluia Fer. II T.P. II

    
47. 🔍 53% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
48. 🔍 53% Alleluia (in feriis ad Tertiam TP)

    
49. 🔍 53% Alleluia Dom. Compl. T.P. I

    
50. 🔍 53% Alleluia Fer. V T.P. II

    
51. 🔍 52% Alleluia (Dominica ad Nonam T.P.)

    
52. 🔍 52% Alleluia (Monday P. T. at Lauds)

    
53. 🔍 52% Alleluia Fer. III T.P. II

    
54. 🔍 52% Alleluia (T. P. Laud. Fer. IV.)

    
55. 🔍 52% Alleluia. (Thursday P. T. at Lauds II)

    
56. 🔍 52% Alleluia (T. P. Laud. Fer. V.)

    
57. 🔍 52% Venite omnes adoremus

    
58. 🔍 52% Alleluia alleluia (Dom. ad Laudes)

    
59. 🔍 52% Alleluia. Dom. Laud

    
60. 🔍 52% Alleluia. (Monday P. T. at Vespers)

    
61. 🔍 52% Alleluia (Feria tertia ad vesperas)

    
62. 🔍 52% Alleluia (Sabb. T.P.) (II)

    
63. 🔍 52% Alleluia (Friday P. T. at Vespers)

    
64. 🔍 51% Omnes Gentes