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 Nativitate Domini)

   
1. 🔍 80% Te lucis ante terminum (In Nativ. Domini)

   
2. 🔍 74% Te lucis ante terminum (in dominicis per annum)

   
3. 🔍 72% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

   
4. 🔍 71% Te lucis ante terminum (In Epiphania Domini)

   
5. 🔍 70% Te lucis ante terminum (In Tempore Paschali)

   
6. 🔍 69% Te lucis ante terminum (Lent)

   
7. 🔍 69% Te lucis ante terminum (In Fer. et Fest. Simpl.)

   
8. 🔍 67% Te lucis ante terminum (In Quadragesima)

   
9. 🔍 63% Te lucis ante terminum (In Adventu)

   
10. 🔍 61% Te lucis ante terminum (Passiontide)

    
11. 🔍 59% Te lucis ante terminum (Pentecost)

    
12. 🔍 59% Nunc Sancte nobis (In Nativitate Domini)

    
13. 🔍 59% Te lucis ante terminum (In tempore Passionis)

    
14. 🔍 58% Te lucis ante terminum (In Solemnitatibus)

    
15. 🔍 58% Te lucis ante terminum (Temp. Passionis)

    
16. 🔍 58% Te lucis ante terminum (In Adventu)

    
17. 🔍 56% Te lucis ante terminum (T. Paschali)

    
18. 🔍 55% Te lucis ante terminum (In Major. Festis per Annum)

    
19. 🔍 54% Te lucis ante terminum (Holy Family)

    
20. 🔍 53% Te lucis ante terminum

    
21. 🔍 52% Te lucis ante terminum (In Pentecoste)

    
22. 🔍 52% Te lucis ante terminum (In Epiphania)

    
23. 🔍 51% Te lucis ante terminum (In tempore Paschali)

    
24. 🔍 49% Jam lucis orto sidere (Tempore Nativitatis)

    
25. 🔍 49% Te lucis ante terminum (In Adventu)

    
26. 🔍 49% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
27. 🔍 49% Te lucis ante terminum (In Festo Christi Regis)

    
28. 🔍 48% Te lucis ante terminum (In Tempore Ascensionis)

    
29. 🔍 48% Te lucis ante terminum (In Nativitate Domini)

    
30. 🔍 47% Te lucis ante terminum (Septem Dolorum)

    
31. 🔍 46% Rector potens verax Deus (In tempore Nativitatis)

    
32. 🔍 46% Te lucis ante terminum (In Feriis per Annum)

    
33. 🔍 45% Rerum Deus tenax vigor (Tempore Nativitatis)

    
34. 🔍 45% Te lucis ante terminum (In Ascensione)

    
35. 🔍 45% Te lucis ante terminum (In Transfiguratione)

    
36. 🔍 44% Te lucis ante terminum (In Quadragesima)

    
37. 🔍 44% Te lucis ante terminum (In Dominicis per Annum)

    
38. 🔍 43% Te lucis ante terminum (In Festo Corporis Christi)

    
39. 🔍 43% Te lucis ante terminum (In Festis Minoribus)

    
40. 🔍 43% Te lucis ante terminum (In Tempore Passionis)

    
41. 🔍 42% Te lucis ante terminum (In Tempore Paschali)

    
42. 🔍 42% Te lucis ante terminum (In Sacratis. Cord. Jesu)

    
43. 🔍 42% Te lucis ante terminum (In Solemnitatibus)

    
44. 🔍 42% Nunc Sancte nobis Spiritus (In Nativ. Domini)

    
45. 🔍 42% Te lucis ante terminum (In Tempore Ascensionis)

    
46. 🔍 42% Te lucis ante terminum (In Epiphania Domini)

    
47. 🔍 41% Nunc sancte nobis spiritus (In tempore Nativitatis)

    
48. 🔍 41% Te lucis ante terminum

    
49. 🔍 41% Te lucis ante terminum

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

    
51. 🔍 39% Te lucis ante terminum (Sacred Heart)

    
52. 🔍 39% Te lucis ante terminum (In Festo Pentecostes)

    
53. 🔍 38% Te lucis ante terminum (in Festis I classis)

    
54. 🔍 37% Te lucis ante terminum (In Festo S. Cordis Jesu))

    
55. 🔍 37% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
56. 🔍 37% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
57. 🔍 37% Te lucis ante terminum (In Adventu)

    
58. 🔍 37% Te lucis ante terminum (In Festo Christi Regis)

    
59. 🔍 36% Te lucis ante terminum (In Festis Majoribus)

    
60. 🔍 36% Te lucis ante terminum (Dupl.)

    
61. 🔍 36% Te lucis ante terminum (fer adv.)

    
62. 🔍 35% Christe Redemptor omnium ex Patre

    
63. 🔍 35% Te lucis ante terminum (Semid.)

    
64. 🔍 34% Te lucis ante terminum (Tot. dupl. II Cl.)