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 (Feria Secunda ad Sextam T.P.)

   
1. 🔍 72% Alleluia (Feria secunda ad primam)

   
2. 🔍 70% Alleluia (Per Hebdomadam ad Sextam T.P.)

   
3. 🔍 68% Alleluia (mode 8)

   
4. 🔍 67% Alleluia. (Sund. P. T. at Lauds I)

   
5. 🔍 66% Alleluia (T.P. ad Laudes)

   
6. 🔍 64% Alleluia

   
7. 🔍 64% Alleluia (T.P. in II nocturno)

   
8. 🔍 64% Alleluia (T.P. in III nocturno)

   
9. 🔍 64% Alleluia (mode 8)

   
10. 🔍 64% Alleluia (Feria Secunda ad Nonam T.P.)

    
11. 🔍 63% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
12. 🔍 63% Alleluia (T.P. ad Vesperas)

    
13. 🔍 63% Alleluia (T.P. in I nocturno)

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

    
15. 🔍 62% Alleluia (T.P. Feria II ad Vesperas)

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

    
17. 🔍 61% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
18. 🔍 60% Alleluia

    
19. 🔍 59% Alleluia (T.P. ad Tertiam)

    
20. 🔍 59% Alleluia (T.P. ad Nonam)

    
21. 🔍 59% Alleluia (Sund. T.P. at Terce)

    
22. 🔍 59% Alleluia (Dominica per Annum ad Laudes)

    
23. 🔍 59% Alleluia (ant.)

    
24. 🔍 59% Alleluia (ant.)

    
25. 🔍 58% Alleluia (Feria tertia ad vesperas)

    
26. 🔍 57% Alleluia (Dominica ad Primam, per annum)

    
27. 🔍 57% Alleluia Lapis revolutus

    
28. 🔍 57% Alleluia (Feria Secunda ad Tertiam T.P.)

    
29. 🔍 56% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
30. 🔍 54% Alleluia (Monday P. T. at Lauds)

    
31. 🔍 54% Alleluia. (Sund. P. T. at Lauds II)

    
32. 🔍 54% Alleluia. (Tuesday P. T. at Vespers)

    
33. 🔍 54% Alleluia (in feriis ad Tertiam TP)

    
34. 🔍 54% Puer natus in Bethlehem

    
35. 🔍 54% Alleluia (Friday P. T. at Vespers)

    
36. 🔍 53% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
37. 🔍 53% Alleluia Fer. V T.P. I

    
38. 🔍 53% Alleluia Fer. II T.P. I

    
39. 🔍 52% Alleluia Dom. Compl. T.P. I

    
40. 🔍 52% Alleluia. (Thursday P. T. at Lauds II)

    
41. 🔍 52% Alleluia alleluia

    
42. 🔍 52% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
43. 🔍 52% Alleluia (T. P. ad Primam)

    
44. 🔍 52% Alleluia Fer. VI T.P. II

    
45. 🔍 52% Alleluia. (Monday P. T. at Vespers)

    
46. 🔍 52% Alleluia. (Wednesday P. T. at Lauds II)

    
47. 🔍 52% Alleluia (Dominica ad Nonam)

    
48. 🔍 52% Alleluia Omnes Gentes

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

    
50. 🔍 51% Alleluia (Tuesday P. T. at Lauds)

    
51. 🔍 51% Alleluia (Tuesday P. T. at Lauds)

    
52. 🔍 51% Alleluia (T. P. ad Tertiam)

    
53. 🔍 51% Alleluia (Dominica ad Nonam T.P.)

    
54. 🔍 51% Alleluia. (Wednesday P. T. at Lauds I)

    
55. 🔍 51% Alleluia Fer. III T.P. I

    
56. 🔍 51% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
57. 🔍 51% Alleluia Fer. V T.P. II

    
58. 🔍 51% Alleluia Fer. IV T.P. II

    
59. 🔍 51% Gustate et videte

    
60. 🔍 51% Alleluia Fer. II T.P. II

    
61. 🔍 50% Alleluia Fer. III T.P. II

    
62. 🔍 50% Alleluia (T.P. Invitatorium)

    
63. 🔍 50% Alleluia. (Wednesday P. T. at Vespers)

    
64. 🔍 50% Alleluia Fer. VI T.P. I