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% Te lucis ante terminum (In Adventu)

   
1. 🔍 77% Te lucis ante terminum (Tempus Adventus)

   
2. 🔍 72% Te lucis ante terminum (In Quadragesima)

   
3. 🔍 72% Te lucis ante terminum (In Feriis per Annum)

   
4. 🔍 68% Te lucis ante terminum (In Dominicis per Annum)

   
5. 🔍 68% Te lucis ante terminum (In Festis Minoribus)

   
6. 🔍 64% Te lucis ante terminum (In Solemnitatibus)

   
7. 🔍 61% Te lucis ante terminum (In Tempore Passionis)

   
8. 🔍 61% Te lucis ante terminum (In Epiphania Domini)

   
9. 🔍 59% Te lucis ante terminum (In Nativitate Domini)

   
10. 🔍 58% Dicamus laudes Domino

    
11. 🔍 58% Te lucis ante terminum (In Festo Corporis Christi)

    
12. 🔍 57% Ternis horarum terminis

    
13. 🔍 57% Te lucis ante terminum (In Tempore Ascensionis)

    
14. 🔍 56% Te lucis ante terminum (In Tempore Paschali)

    
15. 🔍 55% Te lucis ante terminum (In Festis Majoribus)

    
16. 🔍 55% Te lucis ante terminum (Tempore Adventus usque ad diem 16 decembris)

    
17. 🔍 53% Te lucis ante terminum (In Festo Pentecostes)

    
18. 🔍 50% Christe qui splendor (Tempore Adventus post diem 16 decembris)

    
19. 🔍 50% Te lucis ante terminum (In Festo S. Cordis Jesu))

    
20. 🔍 49% Te lucis ante terminum (In Quadragesima)

    
21. 🔍 48% Te lucis ante terminum (In Festo Christi Regis)

    
22. 🔍 47% Te lucis ante terminum (In Festis B M V )

    
23. 🔍 47% Exsultet caelum laudibus (modus 4)

    
24. 🔍 47% Te nostra laetis

    
25. 🔍 47% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
26. 🔍 47% Te lucis ante terminum (In Epiphania Domini)

    
27. 🔍 47% Praeclara qua tu gloria

    
28. 🔍 46% Qui luce splendes

    
29. 🔍 46% Certum tenentes ordinem

    
30. 🔍 46% Certum tenentes ordinem

    
31. 🔍 46% Cohors beata Seraphim

    
32. 🔍 46% Certum tenentes ordinem (T Adventus)

    
33. 🔍 46% Te lucis ante terminum (In Epiphania)

    
34. 🔍 45% Qui luce splendes

    
35. 🔍 45% Commune vos apostoli

    
36. 🔍 45% Te lucis ante terminum

    
37. 🔍 44% Te lucis ante terminum (Holy Family)

    
38. 🔍 44% Te lucis ante terminum (in dominicis per annum)

    
39. 🔍 44% Apostolorum passio diem

    
40. 🔍 44% Relucens inter principes

    
41. 🔍 44% Te lucis ante terminum (In tempore Passionis)

    
42. 🔍 43% Te lucis ante terminum

    
43. 🔍 43% Te lucis ante terminum (In Transfiguratione)

    
44. 🔍 43% Te lucis ante terminum (In Ascensione)

    
45. 🔍 43% O salutaris Hostia VI

    
46. 🔍 43% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

    
47. 🔍 43% Te lucis ante terminum (Tempore Quadragesimae per hebdomadas I III et V)

    
48. 🔍 43% Te lucis ante terminum (Lent)

    
49. 🔍 43% Te lucis ante terminum (In Fer. et Fest. Simpl.)

    
50. 🔍 42% Te lucis ante terminum (In Tempore Paschali)

    
51. 🔍 42% Rerum Deus tenax (Adv.)

    
52. 🔍 42% Te lucis ante terminum (In Quadragesima)

    
53. 🔍 42% Te lucis ante terminum (Septem Dolorum)

    
54. 🔍 42% Te lucis ante terminum (In tempore Paschali)

    
55. 🔍 42% Commune vos apostoli

    
56. 🔍 41% Te lucis ante terminum (in Festis I classis)

    
57. 🔍 40% Te lucis ante terminum (tempus quadragesimæ)

    
58. 🔍 40% Te lucis ante terminum (Passiontide)

    
59. 🔍 40% Rector potens (Adv.)

    
60. 🔍 40% Te lucis ante terminum (In Pentecoste)

    
61. 🔍 40% Te lucis ante terminum (Tempore Nativitatis usque ad sollemnitatem Epiphaniae)

    
62. 🔍 40% Te lucis ante terminum (T. Paschali)

    
63. 🔍 39% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
64. 🔍 39% Te lucis ante terminum (In Dominicis per Annum)