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 7)

   
1. 🔍 70% Alleluia (ad offertorium mode 6)

   
2. 🔍 53% Alleluia (ad offertorium mode 8)

   
3. 🔍 36% Alleluia (ant. mode 5)

   
4. 🔍 35% Alleluia (ant. mode 7)

   
5. 🔍 34% Alleluia (modi communes post offertorium - I)

   
6. 🔍 34% Alleluia (ant. mode 6)

   
7. 🔍 34% Alleluia (modi communes post offertorium - IV)

   
8. 🔍 34% Alleluia (ant. mode 2)

   
9. 🔍 33% Alleluia (ant. mode 8)

   
10. 🔍 33% Alleluia (ant. mode 4)

    
11. 🔍 33% Alleluia (ant. mode 3)

    
12. 🔍 33% Alleluia (ad introitum mode 5)

    
13. 🔍 32% Alleluia (ant. mode I)

    
14. 🔍 32% Alleluia (modi communes post offertorium - VI)

    
15. 🔍 31% Alleluia (modi communes post officium - I)

    
16. 🔍 30% Alleluia (modi communes post offertorium - III)

    
17. 🔍 30% Alleluia (ad offertorium mode 3)

    
18. 🔍 30% Alleluia

    
19. 🔍 30% Alleluia (ad offertorium mode 3)

    
20. 🔍 30% Alleluia (modi communes post officium - VIII)

    
21. 🔍 29% Alleluia (modi communes post offertorium - VII)

    
22. 🔍 29% Alleluia (ad introitum mode 4)

    
23. 🔍 29% Alleluia (mode 8)

    
24. 🔍 29% Alleluia (modi communes post offertorium - VIII)

    
25. 🔍 29% Confitebuntur

    
26. 🔍 29% Alleluia (modi communes post officium - III)

    
27. 🔍 28% Alleluia (modi communes post officium - II)

    
28. 🔍 28% Alleluia (A)

    
29. 🔍 28% Alleluia (modi communes post officium - VII)

    
30. 🔍 28% Alleluia (modi communes post officium - VI)

    
31. 🔍 28% Alleluia (modi communes post officium - IV)

    
32. 🔍 28% Alleluia (ad communionem mode 3)

    
33. 🔍 27% Alleluia (modi communes post offertorium - II)

    
34. 🔍 27% Alleluia alleluia alleluia (Dom. ad Laudes)

    
35. 🔍 27% Alleluia (B)

    
36. 🔍 27% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
37. 🔍 27% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
38. 🔍 27% Alleluia (mode 8)

    
39. 🔍 27% Alleluia alleluia

    
40. 🔍 27% Alleluia (ad offertorium mode 4)

    
41. 🔍 27% Alleluia (modi communes post offertorium - V)

    
42. 🔍 27% Ite, missa est, alleluia, alleluia

    
43. 🔍 26% Alleluia (ad offertorium mode 5)

    
44. 🔍 26% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
45. 🔍 26% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
46. 🔍 26% Alleluia alleluia (Dom. ad Laudes)

    
47. 🔍 26% Alleluia (ad introitum mode 8)

    
48. 🔍 26% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
49. 🔍 26% Alleluia (T.P. ad Laudes)

    
50. 🔍 26% Alleluia (ad introitum mode 3)

    
51. 🔍 25% Alleluia (ant.)

    
52. 🔍 25% Alleluia (ant.)

    
53. 🔍 25% Alleluia alleluia alleluia (Dominica ad Primam)

    
54. 🔍 25% Alleluia (ad communionem mode 1)

    
55. 🔍 25% Confitebuntur

    
56. 🔍 25% Alleluia (ad introitum mode 6)

    
57. 🔍 25% Alleluia (ad introitum mode 7)

    
58. 🔍 25% Vidi Aquam

    
59. 🔍 25% Alleluia (T.P. ad Nonam)

    
60. 🔍 25% Alleluia (ad communionem mode 2)

    
61. 🔍 25% Non duplices

    
62. 🔍 25% Alleluia (T.P. Feria II ad Vesperas)

    
63. 🔍 25% Alleluia (T.P. in II nocturno)

    
64. 🔍 25% Alleluia (ad introitum mode 2)