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 (Sacred Heart)

   
1. 🔍 76% En ut superba

   
2. 🔍 75% Cor arca legem continens

   
3. 🔍 75% Jam lucis orto sidere (In Festo S. Cordis Jesu)

   
4. 🔍 72% Nunc Sancte nobis (In Festo S. Cordis Jesu)

   
5. 🔍 71% Te lucis ante terminum (In Sacratis. Cord. Jesu)

   
6. 🔍 69% Rector potens (In Festo S. Cordis Jesu)

   
7. 🔍 69% Rerum deus tenax vigor (In Festo S. Cordis Jesu)

   
8. 🔍 61% Salvete, Christi vulnera

   
9. 🔍 58% Te lucis ante terminum (In Solemnitatibus)

   
10. 🔍 58% Te lucis ante terminum (In Festo Christi Regis)

    
11. 🔍 55% Te lucis ante terminum (In Major. Festis per Annum)

    
12. 🔍 55% Te lucis ante terminum (Pentecost)

    
13. 🔍 53% Te lucis ante terminum (In Tempore Ascensionis)

    
14. 🔍 51% En ut superba criminum

    
15. 🔍 51% Cor arca legem continens

    
16. 🔍 49% Te lucis ante terminum (In Adventu)

    
17. 🔍 49% Jesu auctor clementiae

    
18. 🔍 48% Te lucis ante terminum (T. Paschali)

    
19. 🔍 48% Lux alma Jesu

    
20. 🔍 48% Te lucis ante terminum (In Tempore Paschali)

    
21. 🔍 47% Te lucis ante terminum (In Adventu)

    
22. 🔍 47% Te lucis ante terminum (Septem Dolorum)

    
23. 🔍 47% Nunc Sancte nobis Spiritus (In Sacratis. Cordi. Jesu)

    
24. 🔍 45% Te lucis ante terminum (Passiontide)

    
25. 🔍 45% Te lucis ante terminum (In Adventu)

    
26. 🔍 45% Te lucis ante terminum (In Epiphania)

    
27. 🔍 44% Te lucis ante terminum (In tempore Passionis)

    
28. 🔍 44% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
29. 🔍 43% Te lucis ante terminum (Lent)

    
30. 🔍 43% Te lucis ante terminum

    
31. 🔍 43% Te lucis ante terminum (in dominicis per annum)

    
32. 🔍 43% Te lucis ante terminum (Temp. Passionis)

    
33. 🔍 43% Veni Creator Spiritus

    
34. 🔍 42% Te lucis ante terminum (In Pentecoste)

    
35. 🔍 42% Te lucis ante terminum (In Nativ. Domini)

    
36. 🔍 42% Auctor beate saeculi

    
37. 🔍 42% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)

    
38. 🔍 42% Te lucis ante terminum (In Ascensione)

    
39. 🔍 42% Te lucis ante terminum (In Quadragesima)

    
40. 🔍 42% Te lucis ante terminum (In Epiphania Domini)

    
41. 🔍 41% Te lucis ante terminum (In Fer. et Fest. Simpl.)

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

    
43. 🔍 41% Te lucis ante terminum (Holy Family)

    
44. 🔍 41% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
45. 🔍 40% Aeterne Rex altissime

    
46. 🔍 40% Quem terra pontus sidera

    
47. 🔍 40% Te lucis ante terminum (In Festis et Oct. B. M. V.)

    
48. 🔍 40% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
49. 🔍 40% Te lucis ante terminum (In Epiphania Domini)

    
50. 🔍 39% Te lucis ante terminum (In Nativitate Domini)

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

    
52. 🔍 39% Te lucis ante terminum (In Festo S. Cordis Jesu))

    
53. 🔍 39% Fortem piumque

    
54. 🔍 39% Magno receptans pectore

    
55. 🔍 39% Te lucis ante terminum (In tempore Paschali)

    
56. 🔍 38% Deus tuorum militum (Alter tonus)

    
57. 🔍 38% Deus tuorum militum (another chant)

    
58. 🔍 38% Auctor beate saeculi

    
59. 🔍 37% Aeterne Rex altissime

    
60. 🔍 37% Martine par Apostolis

    
61. 🔍 37% Jesu dulcis amor

    
62. 🔍 37% Audi benigne

    
63. 🔍 37% Te lucis ante terminum (In Nativitate Domini)

    
64. 🔍 37% En ut superba