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 (modi communes post officium - IV)

   
1. 🔍 79% Alleluia (modi communes post offertorium - III)

   
2. 🔍 78% Alleluia (modi communes post officium - III)

   
3. 🔍 76% Alleluia (modi communes post officium - VI)

   
4. 🔍 76% Alleluia (modi communes post officium - VIII)

   
5. 🔍 74% Alleluia (modi communes post offertorium - IV)

   
6. 🔍 73% Alleluia (modi communes post officium - VII)

   
7. 🔍 71% Alleluia (modi communes post officium - II)

   
8. 🔍 68% Alleluia (modi communes post offertorium - VI)

   
9. 🔍 67% Alleluia (modi communes post officium - I)

   
10. 🔍 66% Alleluia (modi communes post offertorium - I)

    
11. 🔍 64% Alleluia (modi communes post officium - V)

    
12. 🔍 62% Alleluia (modi communes post offertorium - VIII)

    
13. 🔍 60% Alleluia (modi communes post offertorium - VII)

    
14. 🔍 58% Alleluia (modi communes post offertorium - II)

    
15. 🔍 54% Alleluia (modi communes post offertorium - V)

    
16. 🔍 40% Alleluia (ant. mode 6)

    
17. 🔍 40% Alleluia (ant. mode 5)

    
18. 🔍 40% Alleluia (ant. mode 8)

    
19. 🔍 39% Alleluia (ant. mode 3)

    
20. 🔍 39% Alleluia (ant. mode 4)

    
21. 🔍 39% Alleluia (ant. mode 2)

    
22. 🔍 39% Alleluia (ant. mode I)

    
23. 🔍 39% Alleluia (ant. mode 7)

    
24. 🔍 38% Alleluia

    
25. 🔍 37% Alleluia (A)

    
26. 🔍 37% Alleluia (mode 8)

    
27. 🔍 37% Alleluia (mode 8)

    
28. 🔍 36% Ite, missa est, alleluia, alleluia

    
29. 🔍 36% Alleluia (T.P. ad Laudes)

    
30. 🔍 36% Alleluia (T.P. in II nocturno)

    
31. 🔍 35% Alleluia (T.P. in I nocturno)

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

    
33. 🔍 34% Alleluia (T.P. ad Vesperas)

    
34. 🔍 33% Alleluia (T.P. ad Nonam)

    
35. 🔍 33% Alleluia (ad offertorium mode 6)

    
36. 🔍 33% Alleluia (T.P. Feria II ad Vesperas)

    
37. 🔍 33% Alleluia alleluia

    
38. 🔍 33% Alleluia (ant.)

    
39. 🔍 33% Alleluia (ant.)

    
40. 🔍 32% Alleluia (T.P. ad Tertiam)

    
41. 🔍 32% Alleluia Fer. IV T.P. I

    
42. 🔍 31% Alleluia. (Sund. P. T. at Lauds I)

    
43. 🔍 31% Ite, missa est, alleluia, alleluia

    
44. 🔍 31% Alleluia Fer. IV T.P. II

    
45. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
46. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
47. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
48. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
49. 🔍 31% Alleluia Fer. V T.P. I

    
50. 🔍 31% Alleluia Lapis revolutus

    
51. 🔍 31% Alleluia Fer. VI T.P. II

    
52. 🔍 30% Alleluia Fer. II T.P. II

    
53. 🔍 30% Alleluia (T. P. Laud. Fer. IV.)

    
54. 🔍 30% Alleluia (T. P. ad Primam)

    
55. 🔍 30% Alleluia alleluia alleluia (Dominica ad Primam)

    
56. 🔍 30% Alleluia (T. P. ad Tertiam)

    
57. 🔍 30% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
58. 🔍 30% Alleluia Fer. II T.P. I

    
59. 🔍 30% Alleluia (T.P. ad Sextam)

    
60. 🔍 30% Alleluia (Feria secunda ad primam)

    
61. 🔍 30% Alleluia Fer. VI T.P. I

    
62. 🔍 29% Alleluia

    
63. 🔍 29% Alleluia Fer. V T.P. II

    
64. 🔍 29% Alleluia (ad introitum mode 4)