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 8)

   
1. 🔍 63% Alleluia (ad offertorium mode 6)

   
2. 🔍 53% Alleluia (ad offertorium mode 7)

   
3. 🔍 32% Alleluia (ant. mode 6)

   
4. 🔍 31% Alleluia (ant. mode 8)

   
5. 🔍 31% Alleluia (ant. mode 3)

   
6. 🔍 31% Alleluia (ant. mode 4)

   
7. 🔍 30% Circumdate Sion

   
8. 🔍 30% Alleluia (ant. mode I)

   
9. 🔍 30% Alleluia (ant. mode 7)

   
10. 🔍 30% Alleluia (modi communes post offertorium - VI)

    
11. 🔍 30% Alleluia (ant. mode 5)

    
12. 🔍 30% Alleluia (ad communionem mode 8)

    
13. 🔍 29% Alleluia (ant. mode 2)

    
14. 🔍 29% Non enim judicavi

    
15. 🔍 28% Alleluia (modi communes post offertorium - III)

    
16. 🔍 28% Alleluia (modi communes post offertorium - I)

    
17. 🔍 28% Alleluia (modi communes post offertorium - IV)

    
18. 🔍 28% Gaudeo

    
19. 🔍 27% Alleluia (modi communes post officium - VI)

    
20. 🔍 27% Alleluia alleluia alleluia (Dom. ad Laudes)

    
21. 🔍 27% Alleluia (A)

    
22. 🔍 27% Alleluia (modi communes post officium - VIII)

    
23. 🔍 27% Alleluia (ad introitum mode 8)

    
24. 🔍 27% Ite, missa est, alleluia, alleluia

    
25. 🔍 27% Alleluia (modi communes post offertorium - VIII)

    
26. 🔍 27% Alleluia (modi communes post offertorium - VII)

    
27. 🔍 26% Alleluia (ad offertorium mode 4)

    
28. 🔍 26% Alleluia alleluia

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

    
30. 🔍 26% Alleluia (modi communes post officium - II)

    
31. 🔍 25% Alleluia (modi communes post officium - VII)

    
32. 🔍 25% Alleluia (mode 8)

    
33. 🔍 25% Alleluia (T.P. Feria II ad Vesperas)

    
34. 🔍 25% Alleluia (ad offertorium mode 3)

    
35. 🔍 25% Alleluia (modi communes post officium - I)

    
36. 🔍 25% Alleluia (modi communes post offertorium - II)

    
37. 🔍 25% Alleluia (T.P. in II nocturno)

    
38. 🔍 25% Alleluia (mode 8)

    
39. 🔍 24% Alleluia

    
40. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
41. 🔍 24% Alleluia alleluia (Dom. ad Laudes)

    
42. 🔍 24% Alleluia (ad introitum mode 3)

    
43. 🔍 24% Non enim judicavi

    
44. 🔍 24% Ite, missa est, alleluia, alleluia

    
45. 🔍 24% Alleluia (modi communes post officium - III)

    
46. 🔍 24% Alleluia (ad communionem mode 2)

    
47. 🔍 24% Alleluia (ad introitum mode 7)

    
48. 🔍 24% Alleluia (ad offertorium mode 3)

    
49. 🔍 24% Ite in pace, alleluia (Ad Laudes)

    
50. 🔍 24% Alleluia (T. P. ad Tertiam)

    
51. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
52. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
53. 🔍 24% Alleluia (ad introitum mode 4)

    
54. 🔍 24% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
55. 🔍 24% Alleluia (ad introitum mode 2)

    
56. 🔍 23% Toni Communes Ad Gloria Patri (Modo V)

    
57. 🔍 23% Alleluia alleluia alleluia (Dominica ad Primam)

    
58. 🔍 23% Alleluia (ad offertorium mode 5)

    
59. 🔍 23% Alleluia (ad communionem mode 3)

    
60. 🔍 23% Alleluia (modi communes post offertorium - V)

    
61. 🔍 23% Alleluia (ad introitum mode 6)

    
62. 🔍 23% Toni Communes Ad Gloria Patri (Modo I)

    
63. 🔍 23% Alleluia

    
64. 🔍 23% Alleluia alleluia alleluia alleluia (TP ad Primam)