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 tempore Passionis)

   
1. 🔍 91% Te lucis ante terminum (Passiontide)

   
2. 🔍 91% Te lucis ante terminum (Temp. Passionis)

   
3. 🔍 83% Te lucis ante terminum (Septem Dolorum)

   
4. 🔍 75% Te lucis ante terminum (In Tempore Paschali)

   
5. 🔍 71% Te lucis ante terminum (Lent)

   
6. 🔍 70% Te lucis ante terminum (In Quadragesima)

   
7. 🔍 69% Te lucis ante terminum (in dominicis per annum)

   
8. 🔍 68% Te lucis ante terminum (In Fer. et Fest. Simpl.)

   
9. 🔍 67% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

   
10. 🔍 64% Te lucis ante terminum (In Epiphania Domini)

    
11. 🔍 62% Rerum Deus tenax vigor (In tempore Passionis)

    
12. 🔍 62% Rector potens verax Deus (In tempore Passionis)

    
13. 🔍 62% Te lucis ante terminum (In Solemnitatibus)

    
14. 🔍 61% Te lucis ante terminum (T. Paschali)

    
15. 🔍 61% Te lucis ante terminum (In Adventu)

    
16. 🔍 59% Rerum Deus (In Tempore Passionis)

    
17. 🔍 59% Te lucis ante terminum (In Major. Festis per Annum)

    
18. 🔍 59% Te lucis ante terminum (In Tempore Passionis)

    
19. 🔍 59% Te lucis ante terminum (In Nativitate Domini)

    
20. 🔍 59% Rector potens (In Tempore Passionis)

    
21. 🔍 58% Te lucis ante terminum (Pentecost)

    
22. 🔍 58% Te lucis ante terminum (In Adventu)

    
23. 🔍 57% Te lucis ante terminum (In tempore Paschali)

    
24. 🔍 56% Te lucis ante terminum (In Adventu)

    
25. 🔍 56% Nunc Sancte nobis (In Tempore Passionis)

    
26. 🔍 56% Jam lucis orto sidere (In tempore Passionis)

    
27. 🔍 55% Nunc Sancte nobis (In Tempore Passionis)

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

    
29. 🔍 54% Nunc Sancte nobis Spiritus (Temp. Passionis)

    
30. 🔍 53% Te lucis ante terminum (In Pentecoste)

    
31. 🔍 53% Jam lucis orto sidere (In Tempore Passionis)

    
32. 🔍 52% Te lucis ante terminum (In Dominicis per Annum)

    
33. 🔍 52% Te lucis ante terminum (In Epiphania)

    
34. 🔍 52% Te lucis ante terminum (In Solemnitatibus)

    
35. 🔍 52% Te lucis ante terminum

    
36. 🔍 51% Te lucis ante terminum (In Tempore Ascensionis)

    
37. 🔍 51% Te lucis ante terminum (In Feriis per Annum)

    
38. 🔍 51% Te lucis ante terminum (In Transfiguratione)

    
39. 🔍 51% Te lucis ante terminum (In Ascensione)

    
40. 🔍 50% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
41. 🔍 50% Te lucis ante terminum (In Nativitate Domini)

    
42. 🔍 50% Christe caelorum Domine

    
43. 🔍 50% Te lucis ante terminum (In Tempore Ascensionis)

    
44. 🔍 50% Te lucis ante terminum (in Festis I classis)

    
45. 🔍 49% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
46. 🔍 49% Te lucis ante terminum (In Festo Corporis Christi)

    
47. 🔍 49% Te lucis ante terminum (In Epiphania Domini)

    
48. 🔍 49% Te lucis ante terminum (In Sacratis. Cord. Jesu)

    
49. 🔍 48% Te lucis ante terminum (In Tempore Paschali)

    
50. 🔍 48% Te lucis ante terminum (In Festo Christi Regis)

    
51. 🔍 48% Te lucis ante terminum (In Festis Minoribus)

    
52. 🔍 48% Te lucis ante terminum (Holy Family)

    
53. 🔍 48% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
54. 🔍 48% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
55. 🔍 47% Te lucis ante terminum (In Nativ. Domini)

    
56. 🔍 47% Ternis ter horis

    
57. 🔍 47% Summae Deus clementiae septem

    
58. 🔍 47% Te lucis ante terminum (In Festis B M V )

    
59. 🔍 46% Summae Deus clemtiae

    
60. 🔍 46% Summae Deus clementiae

    
61. 🔍 46% Te lucis ante terminum (In Festis Majoribus)

    
62. 🔍 46% Dei fide

    
63. 🔍 46% Te lucis ante terminum (In Festo Pentecostes)

    
64. 🔍 45% Rerum Deus (in Festo Septem Dolorum BMV)