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% O Salutaris Hostia VI (cantus ad processiones)

   
1. 🔍 85% O Salutaris Hostia III (cantus ad processiones)

   
2. 🔍 65% O Salutaris Hostia VII (cantus ad processiones)

   
3. 🔍 63% O salutaris Hostia V

   
4. 🔍 62% O Salutaris Hostia IV (cantus ad processiones)

   
5. 🔍 60% O Salutaris Hostia II (cantus ad processiones)

   
6. 🔍 60% O salutaris Hostia I

   
7. 🔍 59% O Salutaris Hostia (Creator Alme)

   
8. 🔍 57% O salutaris Hostia I

   
9. 🔍 56% O salutaris Hostia VII

   
10. 🔍 55% O salutaris Hostia II

    
11. 🔍 55% O Salutaris Hostia (Vexilla Regis)

    
12. 🔍 52% O salutaris Hostia IV

    
13. 🔍 52% Regina Caeli

    
14. 🔍 50% O salutaris Hostia VI

    
15. 🔍 49% O salutaris Hostia II

    
16. 🔍 49% O salutaris Hostia III

    
17. 🔍 48% O salutaris Hostia

    
18. 🔍 47% Credo I.

    
19. 🔍 46% Laetabundus

    
20. 🔍 46% Parce Domine

    
21. 🔍 46% O Maria, gratia plena

    
22. 🔍 46% Aeterne rerum conditor

    
23. 🔍 45% Jesu paterni pectoris

    
24. 🔍 45% Inviolata

    
25. 🔍 44% Credo (Missa Regia I)

    
26. 🔍 44% Aeterne rerum Conditor (Dox£. Deo Patri)

    
27. 🔍 44% Aeterne rerum Conditor

    
28. 🔍 43% Aeterne rerum ... noctem

    
29. 🔍 43% Ad honorem Salvatoris

    
30. 🔍 42% Gloria (Missa Regia I)

    
31. 🔍 42% Aeterne rerum Conditor

    
32. 🔍 41% Anima Christi III

    
33. 🔍 41% Inviolata

    
34. 🔍 41% O Salutaris Hostia

    
35. 🔍 41% Ave Regina caelorum

    
36. 🔍 40% Cunctis diebus

    
37. 🔍 39% O salutaris Hostia III

    
38. 🔍 39% Regina cæli

    
39. 🔍 39% Cor dulce cor amabile

    
40. 🔍 39% Ave Regina caelorum

    
41. 🔍 39% Stabat Mater (simple)

    
42. 🔍 39% Tantum ergo (cantus VIII)

    
43. 🔍 38% Adeste fideles

    
44. 🔍 38% Ave Regina caelorum (simple tone)

    
45. 🔍 38% Credo Missa Regia

    
46. 🔍 38% Cantemus Domino

    
47. 🔍 38% Et omnis

    
48. 🔍 38% Ave verum

    
49. 🔍 38% Ave verum

    
50. 🔍 38% Cor Jesu (cantus V)

    
51. 🔍 38% Gloria Missa Regia

    
52. 🔍 37% Speret Israel

    
53. 🔍 37% Gloria Missa Regia

    
54. 🔍 37% Misericordias Domini

    
55. 🔍 37% Regina caeli laetare

    
56. 🔍 37% Incipit Oratio Jeremiae Prophetae

    
57. 🔍 37% Dum Ludovici

    
58. 🔍 37% Stabat Mater dolorosa

    
59. 🔍 37% Si quaeris miracula

    
60. 🔍 37% Ave plena gratiae

    
61. 🔍 37% Ave Regina caelorum (simple tone)

    
62. 🔍 36% Parce Domine

    
63. 🔍 35% Qui procedis

    
64. 🔍 35% Eva virum