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 (Lent)

   
1. 🔍 92% Te lucis ante terminum (In Quadragesima)

   
2. 🔍 84% Te lucis ante terminum (in dominicis per annum)

   
3. 🔍 81% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

   
4. 🔍 81% Te lucis ante terminum (In Fer. et Fest. Simpl.)

   
5. 🔍 81% Te lucis ante terminum (In Tempore Paschali)

   
6. 🔍 76% Te lucis ante terminum (In Epiphania Domini)

   
7. 🔍 75% Te lucis ante terminum (Passiontide)

   
8. 🔍 74% Te lucis ante terminum (In Solemnitatibus)

   
9. 🔍 72% Te lucis ante terminum (Temp. Passionis)

   
10. 🔍 71% Te lucis ante terminum (In Major. Festis per Annum)

    
11. 🔍 71% Te lucis ante terminum (In tempore Passionis)

    
12. 🔍 69% Te lucis ante terminum (In Nativitate Domini)

    
13. 🔍 66% Te lucis ante terminum (Pentecost)

    
14. 🔍 66% Te lucis ante terminum (T. Paschali)

    
15. 🔍 66% Te lucis ante terminum (In Adventu)

    
16. 🔍 64% Te lucis ante terminum (In Adventu)

    
17. 🔍 62% Te lucis ante terminum (In Epiphania)

    
18. 🔍 60% Te lucis ante terminum

    
19. 🔍 59% Te lucis ante terminum (In tempore Paschali)

    
20. 🔍 59% Te lucis ante terminum (Holy Family)

    
21. 🔍 58% Te lucis ante terminum (Septem Dolorum)

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

    
23. 🔍 58% Te lucis ante terminum (In Tempore Ascensionis)

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

    
25. 🔍 55% Te lucis ante terminum (In Nativ. Domini)

    
26. 🔍 54% Te lucis ante terminum (In Quadragesima)

    
27. 🔍 54% Te lucis ante terminum (In Adventu)

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

    
29. 🔍 54% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
30. 🔍 53% Te lucis ante terminum (In Festo Christi Regis)

    
31. 🔍 53% Te lucis ante terminum (In Feriis per Annum)

    
32. 🔍 53% Te lucis ante terminum (In Nativitate Domini)

    
33. 🔍 51% Te lucis ante terminum (In Festo Corporis Christi)

    
34. 🔍 50% Te lucis ante terminum (In Dominicis per Annum)

    
35. 🔍 50% Te lucis ante terminum (In Festis Minoribus)

    
36. 🔍 49% Te lucis ante terminum (In Tempore Paschali)

    
37. 🔍 49% Te lucis ante terminum (In Tempore Passionis)

    
38. 🔍 48% Te lucis ante terminum (In Solemnitatibus)

    
39. 🔍 48% Te lucis ante terminum (In Epiphania Domini)

    
40. 🔍 48% Te lucis ante terminum (In Tempore Ascensionis)

    
41. 🔍 48% Te lucis ante terminum (In Sacratis. Cord. Jesu)

    
42. 🔍 46% Te lucis ante terminum (in Festis I classis)

    
43. 🔍 45% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
44. 🔍 45% Te lucis ante terminum (Dupl.)

    
45. 🔍 43% Te lucis ante terminum (Sacred Heart)

    
46. 🔍 43% Te lucis ante terminum (In Adventu)

    
47. 🔍 43% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
48. 🔍 42% Te lucis ante terminum (fer adv.)

    
49. 🔍 42% Te lucis ante terminum

    
50. 🔍 41% Te lucis ante terminum (In Festo S. Cordis Jesu))

    
51. 🔍 41% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
52. 🔍 41% Te lucis ante terminum (In Festis Majoribus)

    
53. 🔍 41% Te lucis ante terminum (In Festo Pentecostes)

    
54. 🔍 41% Te lucis ante terminum (Toto dupl.)

    
55. 🔍 41% Te lucis ante terminum (In Festo Christi Regis)

    
56. 🔍 40% Te lucis ante terminum (Semid.)

    
57. 🔍 40% Te lucis ante terminum (Sabb. Dom. Adv)

    
58. 🔍 39% Te lucis ante terminum (tempus quadragesimæ)

    
59. 🔍 39% Te lucis ante terminum (Tot. dupl. I Cl.)

    
60. 🔍 39% Te lucis ante terminum (Tot. dupl. II Cl.)

    
61. 🔍 39% Rerum Deus (In Solemnitatibus)

    
62. 🔍 38% Lucis Creator optime

    
63. 🔍 38% Lucis Creator optime

    
64. 🔍 38% Rerum Deus tenax vigor (In Major. Festis)