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 (modi communes post officium - III)

   
1. 🔍 78% Alleluia (modi communes post officium - IV)

   
2. 🔍 75% Alleluia (modi communes post officium - VIII)

   
3. 🔍 75% Alleluia (modi communes post officium - VI)

   
4. 🔍 73% Alleluia (modi communes post officium - VII)

   
5. 🔍 71% Alleluia (modi communes post offertorium - IV)

   
6. 🔍 71% Alleluia (modi communes post officium - II)

   
7. 🔍 71% Alleluia (modi communes post offertorium - III)

   
8. 🔍 67% Alleluia (modi communes post offertorium - VI)

   
9. 🔍 65% Alleluia (modi communes post officium - I)

   
10. 🔍 64% Alleluia (modi communes post offertorium - I)

    
11. 🔍 63% Alleluia (modi communes post officium - V)

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

    
13. 🔍 58% Alleluia (modi communes post offertorium - VII)

    
14. 🔍 57% Alleluia (modi communes post offertorium - II)

    
15. 🔍 53% Alleluia (modi communes post offertorium - V)

    
16. 🔍 40% Alleluia (ant. mode 6)

    
17. 🔍 39% Alleluia (ant. mode 8)

    
18. 🔍 39% Alleluia (ant. mode 3)

    
19. 🔍 39% Alleluia (ant. mode 4)

    
20. 🔍 38% Alleluia (ant. mode I)

    
21. 🔍 38% Alleluia (ant. mode 7)

    
22. 🔍 38% Alleluia (ant. mode 5)

    
23. 🔍 37% Alleluia (ant. mode 2)

    
24. 🔍 37% Alleluia (A)

    
25. 🔍 37% Alleluia (mode 8)

    
26. 🔍 36% Alleluia (mode 8)

    
27. 🔍 36% Alleluia

    
28. 🔍 35% Alleluia (T.P. in III nocturno)

    
29. 🔍 35% Alleluia (T.P. in II nocturno)

    
30. 🔍 35% Ite, missa est, alleluia, alleluia

    
31. 🔍 35% Alleluia (T.P. ad Laudes)

    
32. 🔍 34% Alleluia (T.P. ad Vesperas)

    
33. 🔍 34% Alleluia (ant.)

    
34. 🔍 34% Alleluia (ant.)

    
35. 🔍 34% Alleluia (T.P. in I nocturno)

    
36. 🔍 34% Alleluia Fer. III T.P. II

    
37. 🔍 33% Alleluia alleluia

    
38. 🔍 32% Alleluia (T.P. Feria II ad Vesperas)

    
39. 🔍 32% Alleluia (T.P. ad Nonam)

    
40. 🔍 32% Alleluia (ad offertorium mode 6)

    
41. 🔍 32% Alleluia (T.P. ad Tertiam)

    
42. 🔍 32% Alleluia Fer. III T.P. I

    
43. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
44. 🔍 31% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
45. 🔍 31% Alleluia alleluia alleluia (Dominica ad Primam)

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

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

    
48. 🔍 31% Alleluia Fer. V T.P. I

    
49. 🔍 30% Alleluia Lapis revolutus

    
50. 🔍 30% Ite, missa est, alleluia, alleluia

    
51. 🔍 30% Alleluia. (Sund. P. T. at Lauds I)

    
52. 🔍 30% Alleluia Fer. VI T.P. I

    
53. 🔍 30% Alleluia Fer. IV T.P. I

    
54. 🔍 30% Caritas Dei... nostris alleluia

    
55. 🔍 30% Alleluia (T. P. Laud. Fer. III.)

    
56. 🔍 30% Alleluia Fer. VI T.P. II

    
57. 🔍 30% Alleluia (T.P. ad Sextam)

    
58. 🔍 29% Alleluia (T. P. ad Primam)

    
59. 🔍 29% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
60. 🔍 29% Alleluia. Dom. Laud

    
61. 🔍 29% Alleluia Fer. V T.P. II

    
62. 🔍 29% Alleluia (Feria secunda ad primam)

    
63. 🔍 29% Alleluia (T. P. ad Tertiam)

    
64. 🔍 29% Alleluia Fer. II T.P. I