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 lux beata Trinitas (hiemalis)

   
1. 🔍 66% Rerum Deus fons

   
2. 🔍 62% O lux beata Trinitas (aestivalis)

   
3. 🔍 61% O lux beata Trinitas

   
4. 🔍 56% O lux beata Trinitas (aestivalis)

   
5. 🔍 46% O lux beata Trinitas

   
6. 🔍 45% Deus tuorum militum

   
7. 🔍 45% Deus tuorum militum

   
8. 🔍 45% Deus tuorum militum

   
9. 🔍 45% Deus tuorum militum

   
10. 🔍 44% Deus tuorum militum

    
11. 🔍 44% Rex gloriose Martyrum (another chant)

    
12. 🔍 43% Rex gloriose Martyrum (Alter tonus)

    
13. 🔍 43% Virginis proles (I)

    
14. 🔍 43% Virgo clemens

    
15. 🔍 42% O lux beata Trinitas

    
16. 🔍 42% Jesu Redemptor omnium (confes.)

    
17. 🔍 42% Christe sanctorum

    
18. 🔍 42% Salvete Christi vulnera

    
19. 🔍 41% Iste confessor (I)

    
20. 🔍 41% O lux beata Trinitas

    
21. 🔍 39% O quantum in Cruce

    
22. 🔍 39% Jam sol recedit

    
23. 🔍 38% Exsultet caelum laudibus (modus 4)

    
24. 🔍 37% Jam sol recedit

    
25. 🔍 37% Auctor beate saeculi

    
26. 🔍 37% Jam sol recedit igneus

    
27. 🔍 36% Ave Maris stella

    
28. 🔍 36% Ave Maria... virgo serena

    
29. 🔍 36% Cohors beata Seraphim

    
30. 🔍 35% En ut superba

    
31. 🔍 35% Cor arca legem cóntinens

    
32. 🔍 35% Rerum Deus fons

    
33. 🔍 34% Decora lux aeternitatis

    
34. 🔍 34% Decora lux aeternitatis

    
35. 🔍 34% Optatus votis omnium

    
36. 🔍 34% Jam sol recedit igneus (Blessed Trinity)

    
37. 🔍 34% Commune vos apostoli

    
38. 🔍 33% Cor arca legem continens (another chant)

    
39. 🔍 33% Crux fidelis

    
40. 🔍 33% Cor arca legem continens

    
41. 🔍 33% Nox et tenebrae (in Aestate)

    
42. 🔍 33% Te Deum Patrem

    
43. 🔍 33% Mater Christi

    
44. 🔍 33% Beate Pastor Petre

    
45. 🔍 33% Sapientia hujus

    
46. 🔍 33% Te beata sponsa Christi

    
47. 🔍 33% Lux ecce surgit (in Aestate)

    
48. 🔍 33% Exsultet caelum (II)

    
49. 🔍 33% Te nostra laetis

    
50. 🔍 32% Precemur omnes cernui

    
51. 🔍 32% Beate Pastor Petre

    
52. 🔍 32% Praeclara qua tu gloria

    
53. 🔍 32% Benedicamus Domino (I)

    
54. 🔍 32% Jam lucis orto sidere

    
55. 🔍 32% Tu Trinitatis Unitas

    
56. 🔍 32% Relucens inter principes

    
57. 🔍 32% Invicte Martyr unicum (Temp. Pasch.)

    
58. 🔍 32% Ave maris stella (I)

    
59. 🔍 32% Qui luce splendes

    
60. 🔍 32% Aeterna caeli gloria (in Aestate)

    
61. 🔍 32% Legis sacratae

    
62. 🔍 32% Tota pulchra es amica (Ant)

    
63. 🔍 32% Egregie Doctor Paule

    
64. 🔍 31% A solis ortus