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% Jucundare

   
1. 🔍 63% Jucundare filia

   
2. 🔍 50% Jucundare

   
3. 🔍 45% Jucundare filia Sion

   
4. 🔍 42% Iucundare

   
5. 🔍 39% Jucundare filia

   
6. 🔍 39% Jucundare filia

   
7. 🔍 33% Iucundare

   
8. 🔍 30% Exsulta filia Sion

   
9. 🔍 25% Alleluia. (Sund. P. T. at Lauds II)

   
10. 🔍 24% Ponam in Sion salutem

    
11. 🔍 24% Jucundare

    
12. 🔍 24% Dabo in Sion

    
13. 🔍 24% Alleluia. (Monday P. T. at Vespers)

    
14. 🔍 23% Ista est speciosa (Virginum)

    
15. 🔍 23% Alleluia (Monday P. T. at Lauds)

    
16. 🔍 23% Alleluia. (Thursday P. T. at Lauds II)

    
17. 🔍 23% Alleluia. (Thursday P. T. at Lauds I)

    
18. 🔍 22% Oportebat pati Christum

    
19. 🔍 22% Nigra sum

    
20. 🔍 22% Eleváre, eleváre

    
21. 🔍 22% Alleluia (Friday P. T. at Vespers)

    
22. 🔍 22% Alleluia (Dominica ad Nonam T.P.)

    
23. 🔍 22% Alleluia. (Tuesday P. T. at Vespers)

    
24. 🔍 22% Exsulta filia

    
25. 🔍 22% Sion noli timére

    
26. 🔍 22% Alleluia (Tuesday P. T. at Lauds)

    
27. 🔍 22% Dabo in Sion

    
28. 🔍 22% Qui sunt hi

    
29. 🔍 22% Alleluia (Feria Secunda ad Nonam T.P.)

    
30. 🔍 22% Dabo in Sion

    
31. 🔍 22% Exsulta filia

    
32. 🔍 22% De Sion exíbit lex

    
33. 🔍 22% Alleluia. (Wednesday P. T. at Vespers)

    
34. 🔍 21% Alleluia. (Wednesday P. T. at Lauds II)

    
35. 🔍 21% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
36. 🔍 21% Ponam in Sion

    
37. 🔍 21% Alleluia. (Wednesday P. T. at Lauds I)

    
38. 🔍 21% Dabo in Sion

    
39. 🔍 21% Alleluia. (Saturday P. T. at Lauds II)

    
40. 🔍 21% Pulchra es et decora

    
41. 🔍 21% Alleluia. (Saturday P. T. at Lauds I)

    
42. 🔍 21% Dabo in Sion

    
43. 🔍 21% Exsulta satis

    
44. 🔍 21% Alleluia (Tuesday P. T. at Lauds)

    
45. 🔍 21% Lauda Jerusalem

    
46. 🔍 21% Alleluia. (Sund. P. T. at Lauds I)

    
47. 🔍 21% Alleluia. (Friday P. T. at Lauds II)

    
48. 🔍 21% Judæa et Jerusalem

    
49. 🔍 20% Alleluia. (Friday P. T. at Lauds I)

    
50. 🔍 20% Haec autem

    
51. 🔍 20% Exsulta satis

    
52. 🔍 20% Exsulta filia

    
53. 🔍 20% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
54. 🔍 20% Alleluia. (Sund. P. T. at Vespers)

    
55. 🔍 20% Parvulus filius

    
56. 🔍 20% Laetare caelum desuper

    
57. 🔍 20% Alleluia (Dominica ad Primam, per annum)

    
58. 🔍 20% Te decet

    
59. 🔍 20% Alleluia (ant Dom.a in albis)

    
60. 🔍 20% Alleluia (Monday P. T. at Lauds)

    
61. 🔍 19% Si diligitis me

    
62. 🔍 19% Nigra sum

    
63. 🔍 19% Laudamus nomen tuum (T.P.))

    
64. 🔍 19% Alleluia. (Sund. P. T. at Vespers)