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% Tonus D

   
1. 🔍 93% Tonus C

   
2. 🔍 93% Tonus IV

   
3. 🔍 92% Tonus VIII

   
4. 🔍 90% Tonus VI

   
5. 🔍 89% Tonus I

   
6. 🔍 89% Tonus IV*

   
7. 🔍 89% Tonus IIV*V

   
8. 🔍 88% Tonus II*

   
9. 🔍 86% Tonus E

   
10. 🔍 85% Tonus Peregrinus

    
11. 🔍 79% Tonus II*

    
12. 🔍 79% Tonus III

    
13. 🔍 77% Tonus VII

    
14. 🔍 57% Tonus II

    
15. 🔍 56% Magnificat, 8G 8G* 8c

    
16. 🔍 56% Gloria Patri

    
17. 🔍 47% Versus litanici in cantu (Feria VI)

    
18. 🔍 47% Toni Communes Ad Alleluia in Fine Antiphonarum

    
19. 🔍 47% Versus litanici in cantu (Feria V / Sabbato sancto)

    
20. 🔍 46% Qui te exspectant

    
21. 🔍 46% Popule meus

    
22. 🔍 45% Toni Communes Pneumata In Fine Antiphonarum

    
23. 🔍 45% Ecce lignum Crucis

    
24. 🔍 45% Psalmus alleluiaticus E *

    
25. 🔍 45% Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)

    
26. 🔍 44% Pro orationibus - Tonus simplex

    
27. 🔍 44% Pro orationibus - Tonus sollemnis

    
28. 🔍 44% Ecce lignum Crucis

    
29. 🔍 43% Ad te Domine

    
30. 🔍 43% Benignitatem fecit Dominus

    
31. 🔍 43% Universi

    
32. 🔍 42% Psalmus 84

    
33. 🔍 41% Toni Communes Ad Alleluia In Fine Responsorium

    
34. 🔍 40% Gloria (Introits tone 1)

    
35. 🔍 40% Alleluia

    
36. 🔍 39% Gloria Patri

    
37. 🔍 39% Gloria (Introits tone 5)

    
38. 🔍 38% Alleluia

    
39. 🔍 38% Psalmus 24

    
40. 🔍 38% Hosanna in excelsis

    
41. 🔍 37% Psalmus 24

    
42. 🔍 36% Gloria Patri

    
43. 🔍 36% Christus vincit

    
44. 🔍 36% Gloria (Introits tone 7)

    
45. 🔍 36% The Reproaches (10)

    
46. 🔍 35% Victimae paschali laudes

    
47. 🔍 34% Magnificat - 4E (simple)

    
48. 🔍 33% Magnificat - 8G (simple)

    
49. 🔍 33% Suscipe me Domine

    
50. 🔍 33% Psalmus responsorius E I

    
51. 🔍 32% Benedictus Deus (Laudes Divinae)

    
52. 🔍 32% Gloria (Introits tone 4)

    
53. 🔍 31% Sancta Maria

    
54. 🔍 31% Gloria (Introits tone 3)

    
55. 🔍 30% Vox clara

    
56. 🔍 30% Gloria (Introits tone 8)

    
57. 🔍 30% Ecce lignum Crucis

    
58. 🔍 29% Laudate Dominum omnes Gentes (Ps. 116)

    
59. 🔍 28% Deus Deus meus (Ps. 21 - Textus antiquus)

    
60. 🔍 27% Clementissime Domine

    
61. 🔍 27% Domine labia mea (in festis)

    
62. 🔍 27% Deus in adjutorium (Tonus festivus)

    
63. 🔍 27% Ad Orationes II

    
64. 🔍 26% N... Virginis Mariæ celebremus