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. (Sabbato in Albis at Vesperas)

   
1. 🔍 55% Alleluia (ant Dom.a in albis)

   
2. 🔍 50% Alleluia (T.P. Feria II ad Vesperas)

   
3. 🔍 49% Alleluia (mode 8)

   
4. 🔍 48% Alleluia (T.P. ad Vesperas)

   
5. 🔍 48% Alleluia (ant.)

   
6. 🔍 48% Alleluia (ant.)

   
7. 🔍 46% Alleluia (mode 8)

   
8. 🔍 46% Alleluia (T.P. ad Laudes)

   
9. 🔍 46% Alleluia. (Sund. P. T. at Lauds I)

   
10. 🔍 46% Alleluia (T.P. in III nocturno)

    
11. 🔍 46% Alleluia

    
12. 🔍 46% Alleluia (T.P. in II nocturno)

    
13. 🔍 45% Alleluia. (Sund. P. T. at Vespers)

    
14. 🔍 45% Alleluia. (Sund. P. T. at Vespers)

    
15. 🔍 45% Alleluia (Feria tertia ad vesperas)

    
16. 🔍 45% Alleluia (T.P. in I nocturno)

    
17. 🔍 42% Alleluia (Feria secunda ad primam)

    
18. 🔍 42% Alleluia (Sund. T.P. at Terce)

    
19. 🔍 42% Alleluia (Dominica ad Nonam T.P.)

    
20. 🔍 41% Alleluia (T.P. ad Tertiam)

    
21. 🔍 41% Alleluia (T.P. ad Nonam)

    
22. 🔍 41% Alleluia (Feria Secunda ad Sextam T.P.)

    
23. 🔍 41% Alleluia. (Wednesday P. T. at Lauds I)

    
24. 🔍 41% Alleluia

    
25. 🔍 40% Alleluia Lapis revolutus

    
26. 🔍 40% Alleluia. (Sund. P. T. at Lauds II)

    
27. 🔍 40% Alleluia (Feria Secunda ad Tertiam T.P.)

    
28. 🔍 40% Alleluia. (Wednesday P. T. at Vespers)

    
29. 🔍 39% Alleluia (Dominica per Annum ad Laudes)

    
30. 🔍 39% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
31. 🔍 39% Alleluia (Feria Secunda ad Nonam T.P.)

    
32. 🔍 39% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
33. 🔍 39% Alleluia (Tuesday P. T. at Lauds)

    
34. 🔍 39% Alleluia alleluia

    
35. 🔍 39% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
36. 🔍 39% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
37. 🔍 39% Alleluia. (Tuesday P. T. at Vespers)

    
38. 🔍 39% Alleluia. (Thursday P. T. at Lauds I)

    
39. 🔍 39% Alleluia Fer. II T.P. I

    
40. 🔍 39% Alleluia (Dominica ad Primam, per annum)

    
41. 🔍 39% Alleluia (Monday P. T. at Lauds)

    
42. 🔍 39% Alleluia Fer. V T.P. I

    
43. 🔍 39% Puer natus in Bethlehem

    
44. 🔍 39% Alleluia (Friday P. T. at Vespers)

    
45. 🔍 39% Alleluia (Tuesday P. T. at Lauds)

    
46. 🔍 38% Alleluia (T. P. ad Sextam)

    
47. 🔍 38% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
48. 🔍 38% Alleluia (T.P. ad Sextam)

    
49. 🔍 38% Alleluia. (Thursday P. T. at Lauds II)

    
50. 🔍 38% Alleluia Fer. IV T.P. I

    
51. 🔍 38% Alleluia. (Friday P. T. at Lauds I)

    
52. 🔍 38% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
53. 🔍 37% Alleluia Fer. VI T.P. II

    
54. 🔍 37% Alleluia alleluia alleluia (Sabbato T.P. in I Nocturno)

    
55. 🔍 37% Alleluia Dom. Compl. T.P. I

    
56. 🔍 37% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
57. 🔍 37% Alleluia (T. P. ad Primam)

    
58. 🔍 37% Alleluia. (Monday P. T. at Vespers)

    
59. 🔍 37% Alleluia Fer. III T.P. I

    
60. 🔍 37% Alleluia. (Wednesday P. T. at Lauds II)

    
61. 🔍 37% Alleluia Fer. V T.P. II

    
62. 🔍 37% Alleluia (Dom. Vesp. T.P.)

    
63. 🔍 37% Alleluia Fer. IV T.P. II

    
64. 🔍 37% Alleluia (in feriis ad Tertiam TP)