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% Te lucis ante terminum (In Festis et Officiis iij. Lect., in Feriis T. P.)

   
1. 🔍 80% Te lucis ante terminum (In Feriis per Annum)

   
2. 🔍 56% Jam lucis orto (In Festis et Officiis iij. Lectionum, in Feriis T. P.)

   
3. 🔍 49% Jam lucis orto (In Feriis per Annum)

   
4. 🔍 45% Jam lucis orto (In Festis MM. min., Dominicis...)

   
5. 🔍 43% Te lucis ante terminum (In Feriis per Annum)

   
6. 🔍 42% Te lucis ante terminum (Dupl.)

   
7. 🔍 42% Aeterna Christi munera

   
8. 🔍 42% Te lucis ante terminum (fer adv.)

   
9. 🔍 41% Splendor Paternae gloriae

   
10. 🔍 41% Te lucis ante terminum (Semid.)

    
11. 🔍 40% Te lucis ante terminum

    
12. 🔍 40% Jam lucis orto (Festis Sermonis, et MM. maj.))

    
13. 🔍 40% Te lucis ante terminum (Toto dupl.)

    
14. 🔍 39% Veni Creator Spiritus

    
15. 🔍 39% Aeterne rerum Conditor

    
16. 🔍 39% Te lucis ante terminum (Sabb. Dom. Adv)

    
17. 🔍 39% Te lucis ante terminum (Tot. dupl. I Cl.)

    
18. 🔍 38% Nocte surgentes

    
19. 🔍 38% Te lucis ante terminum (In Memoriis)

    
20. 🔍 38% Ecce iam noctis

    
21. 🔍 38% Te lucis ante terminum (Tot. dupl. II Cl.)

    
22. 🔍 37% Te lucis ante terminum (Dom. per annum)

    
23. 🔍 36% Iesu nostra redemptio

    
24. 🔍 35% Summi largitor praemii

    
25. 🔍 35% Lucis Creator optime

    
26. 🔍 35% Ave maris stella

    
27. 🔍 35% Te lucis ante terminum (Sabb. per annum)

    
28. 🔍 33% Conditor alme siderum

    
29. 🔍 33% Te lucis ante terminum (In Feriis per Annum)

    
30. 🔍 33% Hymnum dicamus Domino

    
31. 🔍 32% Te lucis ante terminum (In Solemnitatibus)

    
32. 🔍 32% Deus Creator omnium

    
33. 🔍 32% Rerum Deus (2)

    
34. 🔍 32% Te lucis ante terminum (T. Paschali)

    
35. 🔍 31% Te lucis ante terminum (In Festis Minoribus)

    
36. 🔍 31% Rerum Deus (3)

    
37. 🔍 31% Te lucis ante terminum (In Nativitate Domini)

    
38. 🔍 31% Vexilla Regis

    
39. 🔍 30% Te lucis ante terminum (In Dominicis per Annum)

    
40. 🔍 30% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
41. 🔍 30% Te lucis ante terminum (In Quadragesima)

    
42. 🔍 30% Te lucis ante terminum (In Tempore Passionis)

    
43. 🔍 29% Te lucis ante terminum (In Tempore Paschali)

    
44. 🔍 29% Sanctorum meritis

    
45. 🔍 29% Rector potens verax Deus (2)

    
46. 🔍 29% Te lucis ante terminum (In Festo Corporis Christi)

    
47. 🔍 29% Te lucis ante terminum

    
48. 🔍 29% Nunc sancte nobis Spiritus (2)

    
49. 🔍 29% O quam glorifica

    
50. 🔍 29% Rerum Deus (1)

    
51. 🔍 29% Iesu corona virginum

    
52. 🔍 28% Te lucis ante terminum (In Tempore Paschali)

    
53. 🔍 28% Rerum Deus (4)

    
54. 🔍 28% Te lucis ante terminum (In Solemnitatibus)

    
55. 🔍 28% Te lucis ante terminum (In Tempore Ascensionis)

    
56. 🔍 28% Iesu Salvator saeculi

    
57. 🔍 28% Te lucis ante terminum (in Festis I classis)

    
58. 🔍 27% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

    
59. 🔍 27% Aeterne Rex altissime

    
60. 🔍 27% Illuminans Altissimus

    
61. 🔍 27% Te lucis ante terminum (In Quadragesima)

    
62. 🔍 27% Nunc sancte nobis Spiritus (3)

    
63. 🔍 26% Te lucis ante terminum (In Epiphania Domini)

    
64. 🔍 26% Rector potens verax Deus (3)