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: 2025-12-19. 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 (Sund. T.P. at Terce)

   
1. 🔍 74% Alleluia. (Sund. P. T. at Lauds I)

   
2. 🔍 72% Alleluia (mode 8)

   
3. 🔍 70% Alleluia (mode 8)

   
4. 🔍 70% Alleluia (T.P. ad Laudes)

   
5. 🔍 69% Alleluia (T.P. in II nocturno)

   
6. 🔍 69% Alleluia (T.P. ad Vesperas)

   
7. 🔍 69% Alleluia (T.P. in III nocturno)

   
8. 🔍 68% Alleluia alleluia

   
9. 🔍 68% Alleluia (T.P. in I nocturno)

   
10. 🔍 68% Alleluia

    
11. 🔍 66% Alleluia. (Sund. P. T. at Lauds)

    
12. 🔍 65% Alleluia (Feria secunda ad primam)

    
13. 🔍 64% Alleluia (T.P. ad Nonam)

    
14. 🔍 63% Alleluia (T.P. ad Tertiam)

    
15. 🔍 63% Alleluia (T.P. Feria II ad Vesperas)

    
16. 🔍 63% Alleluia (ant.)

    
17. 🔍 63% Alleluia (ant.)

    
18. 🔍 62% Alleluia. (Sund. P. T. at Lauds II)

    
19. 🔍 61% Alleluia Lapis revolutus

    
20. 🔍 60% Alleluia. (Sund. P. T. at Vespers)

    
21. 🔍 60% Alleluia

    
22. 🔍 59% Alleluia (Feria Secunda ad Sextam T.P.)

    
23. 🔍 59% Puer natus in Bethlehem

    
24. 🔍 58% Alleluia (T.P. ad Sextam)

    
25. 🔍 58% Alleluia Fer. V T.P. I

    
26. 🔍 58% Alleluia. (Sund. P. T. at Terce)

    
27. 🔍 58% Alleluia (Dominica per Annum ad Laudes)

    
28. 🔍 57% Alleluia. (Sund. P. T. at Vespers)

    
29. 🔍 57% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
30. 🔍 57% Alleluia Fer. II T.P. I

    
31. 🔍 57% Alleluia Fer. IV T.P. I

    
32. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Nonam)

    
33. 🔍 56% Alleluia Fer. VI T.P. II

    
34. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
35. 🔍 56% Alleluia (T. P. ad Primam)

    
36. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Tertiam)

    
37. 🔍 56% Alleluia (Monday P. T. at Lauds)

    
38. 🔍 56% Alleluia alleluia alleluia alleluia (TP ad Sextam)

    
39. 🔍 56% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
40. 🔍 56% Alleluia Omnes Gentes

    
41. 🔍 56% Alleluia (T. P. ad Tertiam)

    
42. 🔍 55% Alleluia Fer. IV T.P. II

    
43. 🔍 55% Alleluia Fer. V T.P. II

    
44. 🔍 55% Alleluia Fer. III T.P. I

    
45. 🔍 55% Alleluia Fer. VI T.P. I

    
46. 🔍 55% Alleluia Dom. Compl. T.P. I

    
47. 🔍 55% Alleluia Fer. III T.P. II

    
48. 🔍 55% Alleluia Fer. II T.P. II

    
49. 🔍 55% Alleluia. (Tuesday P. T. at Vespers)

    
50. 🔍 55% Alleluia. (Thursday P. T. at Lauds II)

    
51. 🔍 54% Alleluia (Feria Secunda ad Nonam T.P.)

    
52. 🔍 54% Alleluia (T.P. Invitatorium)

    
53. 🔍 54% Alleluia (Friday P. T. at Vespers)

    
54. 🔍 54% Alleluia. (Monday P. T. at Vespers)

    
55. 🔍 54% Alleluia (in feriis ad Tertiam TP)

    
56. 🔍 54% Alleluia (T. P. Laud. Fer. V.)

    
57. 🔍 54% Alleluia alleluia alleluia alleluia (TP ad Primam)

    
58. 🔍 54% Alleluia (Tuesday P. T. at Lauds)

    
59. 🔍 53% Gustate et videte

    
60. 🔍 53% Alleluia (Tuesday P. T. at Lauds)

    
61. 🔍 53% Alleluia (Sabb. T.P.) (II)

    
62. 🔍 53% Alleluia (T. P. Laud. Fer. IV.)

    
63. 🔍 53% Alleluia. (Wednesday P. T. at Lauds II)

    
64. 🔍 53% Alleluia (T. P. Vesp. Fer. II.)