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

   
1. 🔍 92% Alleluia (mode 8)

   
2. 🔍 90% Alleluia (mode 8)

   
3. 🔍 90% Alleluia (T.P. in II nocturno)

   
4. 🔍 89% Alleluia (T.P. ad Laudes)

   
5. 🔍 87% Alleluia (T.P. in III nocturno)

   
6. 🔍 86% Alleluia (T.P. ad Vesperas)

   
7. 🔍 85% Alleluia (T.P. ad Nonam)

   
8. 🔍 84% Alleluia (ant.)

   
9. 🔍 84% Alleluia (ant.)

   
10. 🔍 84% Alleluia (T.P. in I nocturno)

    
11. 🔍 83% Alleluia (T.P. Feria II ad Vesperas)

    
12. 🔍 79% Alleluia (T.P. ad Tertiam)

    
13. 🔍 78% Alleluia. (Sund. P. T. at Lauds I)

    
14. 🔍 78% Alleluia alleluia

    
15. 🔍 76% Alleluia Lapis revolutus

    
16. 🔍 75% Alleluia Fer. V T.P. I

    
17. 🔍 74% Alleluia Fer. VI T.P. II

    
18. 🔍 74% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
19. 🔍 74% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
20. 🔍 73% Alleluia Fer. IV T.P. I

    
21. 🔍 72% Alleluia (T. P. ad Primam)

    
22. 🔍 72% Alleluia Fer. II T.P. I

    
23. 🔍 72% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
24. 🔍 72% Alleluia Dom. Compl. T.P. I

    
25. 🔍 72% Puer natus in Bethlehem

    
26. 🔍 71% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
27. 🔍 71% Alleluia (T.P. ad Sextam)

    
28. 🔍 71% Alleluia (T. P. ad Tertiam)

    
29. 🔍 71% Alleluia (Feria secunda ad primam)

    
30. 🔍 70% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
31. 🔍 70% Alleluia Fer. VI T.P. I

    
32. 🔍 70% Alleluia alleluia alleluia (Dominica ad Primam)

    
33. 🔍 69% Alleluia (T. P. Laud. Fer. V.)

    
34. 🔍 69% Alleluia

    
35. 🔍 69% Alleluia Fer. III T.P. I

    
36. 🔍 68% Alleluia Fer. V T.P. II

    
37. 🔍 68% Alleluia Fer. II T.P. II

    
38. 🔍 68% Alleluia (T.P. Invitatorium)

    
39. 🔍 68% Alleluia Fer. IV T.P. II

    
40. 🔍 68% Alleluia (T. P. Laud. Fer. IV.)

    
41. 🔍 68% Alleluia Omnes Gentes

    
42. 🔍 68% Alleluia Fer. III T.P. II

    
43. 🔍 68% Alleluia (T. P. ad Sextam)

    
44. 🔍 68% Alleluia. Dom. Laud

    
45. 🔍 68% Alleluia (Sund. T.P. at Terce)

    
46. 🔍 67% Alleluia Sabb. T.P. I

    
47. 🔍 67% Alleluia (T. P. Vesp. Fer. VI.)

    
48. 🔍 67% Gustate et videte

    
49. 🔍 67% Alleluia (Dom. Vesp. T.P.)

    
50. 🔍 66% Alleluia (Dominica per Annum ad Laudes)

    
51. 🔍 66% Alleluia Dom. Prim. T.P.

    
52. 🔍 66% Alleluia (T. P. Laud. Fer. VI.)

    
53. 🔍 66% Alleluia (Sabb. T.P.) (II)

    
54. 🔍 65% Alleluia (Dom. Non. T.P.)

    
55. 🔍 65% Alleluia (Dom. Tert. T.P.)

    
56. 🔍 65% Alleluia (Dom. Sext. T.P.)

    
57. 🔍 65% Omnes Gentes

    
58. 🔍 64% Alleluia (T. P. Vesp. Fer. II.)

    
59. 🔍 64% Alleluia alleluia alleluia (Dom. ad Laudes)

    
60. 🔍 64% Alleluia (T. P. Vesp. Fer. IV.)

    
61. 🔍 64% Alleluia (T. P. Laud. Fer. III.)

    
62. 🔍 64% Alleluia (Feria Secunda ad Sextam T.P.)

    
63. 🔍 64% Alleluia

    
64. 🔍 63% Alleluia (Tuesday P. T. at Lauds)