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% Loquebantur (Ant.)

   
1. 🔍 54% Loquebantur

   
2. 🔍 49% Loquebantur

   
3. 🔍 48% Loquebantur

   
4. 🔍 47% Loquebantur (Ant.)

   
5. 🔍 46% Loquebantur

   
6. 🔍 45% Loquebantur variis

   
7. 🔍 39% Alleluia. (Sund. P. T. at Lauds I)

   
8. 🔍 37% Alleluia (T.P. ad Laudes)

   
9. 🔍 36% Alleluia (T.P. in II nocturno)

   
10. 🔍 36% Alleluia

    
11. 🔍 36% Alleluia (mode 8)

    
12. 🔍 35% Alleluia (ant.)

    
13. 🔍 35% Alleluia (ant.)

    
14. 🔍 35% Alleluia (T.P. in III nocturno)

    
15. 🔍 34% Alleluia (T.P. ad Vesperas)

    
16. 🔍 34% Alleluia (mode 8)

    
17. 🔍 34% Alleluia (T.P. in I nocturno)

    
18. 🔍 33% Alleluia Omnes Gentes

    
19. 🔍 33% Alleluia Lapis revolutus

    
20. 🔍 33% Alleluia (T.P. ad Nonam)

    
21. 🔍 32% Alleluia (T.P. Feria II ad Vesperas)

    
22. 🔍 32% Surrexit Dominus vere (Resp. Br.)

    
23. 🔍 32% Alleluia (T.P. ad Tertiam)

    
24. 🔍 32% Alleluia (Sund. T.P. at Terce)

    
25. 🔍 31% Alleluia (Feria Secunda ad Sextam T.P.)

    
26. 🔍 31% Alleluia (Dominica ad Primam, per annum)

    
27. 🔍 31% Alleluia (Feria secunda ad primam)

    
28. 🔍 31% Alleluia. (Wednesday P. T. at Lauds II)

    
29. 🔍 31% Alleluia (Per Hebdomadam ad Nonam T.P.)

    
30. 🔍 30% Amplificatus est (T.P.)

    
31. 🔍 30% Ave Maria (R. Br. T.P.)

    
32. 🔍 30% Angelus Domini nuntiavit (Resp. Br. T.P.)

    
33. 🔍 30% Omnes Gentes

    
34. 🔍 30% Puer natus in Bethlehem

    
35. 🔍 30% Alleluia

    
36. 🔍 30% Gustate et videte

    
37. 🔍 30% Alleluia Dom. Compl. T.P. I

    
38. 🔍 29% Alleluia Fer. II T.P. I

    
39. 🔍 29% Verbum caro factum est

    
40. 🔍 29% Alleluia alleluia

    
41. 🔍 29% Alleluia (Dominica per Annum ad Laudes)

    
42. 🔍 29% Alleluia (Tuesday P. T. at Lauds)

    
43. 🔍 29% Alleluia (T. P. Vesp. Fer. IV.)

    
44. 🔍 29% Alleluia (T.P. ad Sextam)

    
45. 🔍 29% Alleluia (Per Hebdomadam ad Sextam T.P.)

    
46. 🔍 29% Audi filia et vide (Resp. Br. T.P.)

    
47. 🔍 29% Alleluia ! Fac cum servo tuo

    
48. 🔍 29% Fontes et omnia

    
49. 🔍 28% Amavit eum Dominus (Resp. Br. T.P.)

    
50. 🔍 28% Alleluia Fer. VI T.P. II

    
51. 🔍 28% Gloria et honore...allel.

    
52. 🔍 28% Apparuerunt apostolis

    
53. 🔍 28% Alleluia Fer. V T.P. I

    
54. 🔍 28% Alleluia (Dominica ad Nonam T.P.)

    
55. 🔍 28% Alleluia (Tuesday P. T. at Lauds)

    
56. 🔍 28% Gloriosus apparuisti

    
57. 🔍 28% Alleluia Fer. II T.P. II

    
58. 🔍 28% Alleluia (Feria Secunda ad Nonam T.P.)

    
59. 🔍 27% Alleluia (Feria tertia ad vesperas)

    
60. 🔍 27% Alleluia Fer. IV T.P. I

    
61. 🔍 27% Alleluia (T.P. Invitatorium)

    
62. 🔍 27% Alleluia (Dom. Non. T.P.)

    
63. 🔍 27% Alleluia Sabb. T.P. I

    
64. 🔍 27% Alleluia (T. P. ad Primam)