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

   
1. 🔍 73% Alleluia (mode 8)

   
2. 🔍 70% Alleluia (mode 8)

   
3. 🔍 69% Alleluia

   
4. 🔍 69% Alleluia (T.P. in III nocturno)

   
5. 🔍 68% Alleluia (T.P. in I nocturno)

   
6. 🔍 68% Alleluia (T.P. ad Laudes)

   
7. 🔍 67% Alleluia (T.P. in II nocturno)

   
8. 🔍 67% Alleluia (T.P. ad Vesperas)

   
9. 🔍 66% Alleluia. (Sund. P. T. at Lauds I)

   
10. 🔍 66% Alleluia (T.P. Feria II ad Vesperas)

    
11. 🔍 64% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
12. 🔍 64% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
13. 🔍 64% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
14. 🔍 64% Alleluia (T.P. ad Nonam)

    
15. 🔍 63% Alleluia alleluia alleluia (Dominica ad Primam)

    
16. 🔍 63% Alleluia (T.P. ad Tertiam)

    
17. 🔍 62% Alleluia (Feria secunda ad primam)

    
18. 🔍 62% Alleluia (ant.)

    
19. 🔍 62% Alleluia (ant.)

    
20. 🔍 62% Alleluia alleluia

    
21. 🔍 62% Alleluia (Dominica per Annum ad Laudes)

    
22. 🔍 61% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
23. 🔍 60% Alleluia (Feria Secunda ad Sextam T.P.)

    
24. 🔍 60% Alleluia (Sund. T.P. at Terce)

    
25. 🔍 59% Alleluia Lapis revolutus

    
26. 🔍 59% Alleluia Laudate

    
27. 🔍 59% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
28. 🔍 59% Alleluia (T. P. ad Tertiam)

    
29. 🔍 59% Alleluia Fer. IV T.P. I

    
30. 🔍 58% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
31. 🔍 58% Alleluia Fer. V T.P. I

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

    
33. 🔍 57% Alleluia Omnes Gentes

    
34. 🔍 57% Alleluia. (Monday P. T. at Lauds)

    
35. 🔍 57% Alleluia (T. P. Laud. Fer. VI.)

    
36. 🔍 57% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
37. 🔍 56% Alleluia Fer. VI T.P. I

    
38. 🔍 56% Alleluia Fer. VI T.P. II

    
39. 🔍 56% Alleluia (T.P. ad Sextam)

    
40. 🔍 56% Puer natus in Bethlehem

    
41. 🔍 56% Alleluia (T. P. ad Primam)

    
42. 🔍 56% Alleluia Fer. IV T.P. II

    
43. 🔍 56% Alleluia (Feria Secunda ad Nonam T.P.)

    
44. 🔍 56% Alleluia. (Friday P. T. at Lauds)

    
45. 🔍 55% Alleluia Fer. II T.P. I

    
46. 🔍 55% Alleluia Fer. II T.P. II

    
47. 🔍 55% Alleluia (A)

    
48. 🔍 55% Alleluia Dom. Compl. T.P. I

    
49. 🔍 55% Alleluia. (Sund. P. T. at Lauds II)

    
50. 🔍 55% Alleluia (T. P. Laud. Fer. IV.)

    
51. 🔍 55% Alleluia Fer. V T.P. II

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

    
53. 🔍 54% Alleluia (Monday P. T. at Lauds)

    
54. 🔍 54% Omnes Gentes

    
55. 🔍 54% Alleluia (T. P. Laud. Fer. III.)

    
56. 🔍 54% Alleluia Fer. III T.P. II

    
57. 🔍 54% Alleluia. Dom. Laud

    
58. 🔍 54% Alleluia. (Friday P. T. at Lauds I)

    
59. 🔍 54% Alleluia (in feriis ad Tertiam TP)

    
60. 🔍 54% Alleluia (Sabb. T.P.) (II)

    
61. 🔍 54% Alleluia (Friday P. T. at Vespers)

    
62. 🔍 54% Alleluia. (Friday P. T. at Lauds II)

    
63. 🔍 54% Alleluia (T.P. Invitatorium)

    
64. 🔍 54% Alleluia (T. P. Laud. Fer. V.)