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 (ad offertorium mode 6)

   
1. 🔍 70% Alleluia (ad offertorium mode 7)

   
2. 🔍 63% Alleluia (ad offertorium mode 8)

   
3. 🔍 43% Alleluia (ant. mode 6)

   
4. 🔍 42% Alleluia (ant. mode 3)

   
5. 🔍 42% Alleluia (ant. mode 4)

   
6. 🔍 41% Alleluia (ant. mode 7)

   
7. 🔍 41% Alleluia (ant. mode 8)

   
8. 🔍 40% Alleluia (modi communes post offertorium - VI)

   
9. 🔍 40% Alleluia (ant. mode I)

   
10. 🔍 39% Alleluia (ant. mode 5)

    
11. 🔍 39% Alleluia (ant. mode 2)

    
12. 🔍 39% Alleluia (ad offertorium mode 4)

    
13. 🔍 38% Alleluia (modi communes post offertorium - IV)

    
14. 🔍 38% Alleluia (modi communes post offertorium - I)

    
15. 🔍 37% Alleluia (modi communes post offertorium - III)

    
16. 🔍 36% Alleluia (modi communes post officium - VI)

    
17. 🔍 36% Alleluia (mode 8)

    
18. 🔍 36% Alleluia

    
19. 🔍 35% Alleluia (A)

    
20. 🔍 35% Alleluia (modi communes post offertorium - VIII)

    
21. 🔍 34% Alleluia alleluia

    
22. 🔍 34% Alleluia alleluia alleluia (Dom. ad Laudes)

    
23. 🔍 34% Alleluia (ad offertorium mode 3)

    
24. 🔍 34% Alleluia (modi communes post officium - II)

    
25. 🔍 34% Alleluia (modi communes post officium - I)

    
26. 🔍 34% Alleluia (modi communes post offertorium - VII)

    
27. 🔍 34% Alleluia (modi communes post officium - VIII)

    
28. 🔍 34% Alleluia (ad communionem mode 3)

    
29. 🔍 34% Alleluia (modi communes post offertorium - II)

    
30. 🔍 33% Alleluia (modi communes post officium - IV)

    
31. 🔍 33% Alleluia (ad offertorium mode 3)

    
32. 🔍 33% Alleluia (T.P. Feria II ad Vesperas)

    
33. 🔍 33% Ite, missa est, alleluia, alleluia

    
34. 🔍 33% Alleluia (ad introitum mode 2)

    
35. 🔍 32% Alleluia (modi communes post officium - III)

    
36. 🔍 32% Alleluia (ad introitum mode 8)

    
37. 🔍 32% Alleluia (ad communionem mode 2)

    
38. 🔍 32% Alleluia alleluia alleluia (Dominica ad Primam)

    
39. 🔍 32% Alleluia (modi communes post officium - VII)

    
40. 🔍 32% Alleluia alleluia (Dom. ad Laudes)

    
41. 🔍 32% Alleluia (mode 8)

    
42. 🔍 31% Alleluia (ad offertorium mode 1)

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

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

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

    
46. 🔍 31% Alleluia (modi communes post offertorium - V)

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

    
48. 🔍 31% Alleluia (ad introitum mode 3)

    
49. 🔍 31% Alleluia (T.P. ad Nonam)

    
50. 🔍 31% Alleluia (ad communionem mode 6)

    
51. 🔍 31% Alleluia (ad introitum mode 4)

    
52. 🔍 31% Alleluia (ad introitum mode 6)

    
53. 🔍 30% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
54. 🔍 30% Alleluia (ad introitum mode 7)

    
55. 🔍 30% Alleluia (ad offertorium mode 5)

    
56. 🔍 30% Alleluia (T.P. in II nocturno)

    
57. 🔍 30% Alleluia (ant.)

    
58. 🔍 30% Alleluia (ant.)

    
59. 🔍 29% Alleluia (T. P. ad Tertiam)

    
60. 🔍 29% Alleluia (T.P. ad Vesperas)

    
61. 🔍 29% Alleluia (ad communionem mode 8)

    
62. 🔍 29% Ite, missa est, alleluia, alleluia

    
63. 🔍 29% Justitiae Domini

    
64. 🔍 29% Alleluia (T. P. ad Primam)