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% Jam lucis orto sidere (In tempore Quadragesimae)

   
1. 🔍 90% Jam lucis orto sidere (Septem Dolorum)

   
2. 🔍 79% Jam Lucis Orto T.P.

   
3. 🔍 75% Jam lucis orto sidere (In tempore Passionis)

   
4. 🔍 73% Jam lucis orto sidere (ord. Sund.)

   
5. 🔍 72% Jam lucis orto sidere (In Dom. et Minor. Festis)

   
6. 🔍 72% Jam lucis orto sidere (In Feriis et Fest. Simpl.)

   
7. 🔍 69% Jam lucis orto sidere (In Adventu)

   
8. 🔍 69% Jam lucis orto sidere (Feriis et Officiis Simplicibus per Annum)

   
9. 🔍 68% Jam lucis orto sidere (In Tempore Passionis)

   
10. 🔍 68% Jam lucis orto sidere (In Tempore Paschali)

    
11. 🔍 67% Jam lucis orto sidere (Tempore Adventus)

    
12. 🔍 66% Iam lucis orto sidere

    
13. 🔍 64% Jam lucis orto sidere (In Major. Festis)

    
14. 🔍 64% Jam lucis orto sidere (Tempore Epiphaniae)

    
15. 🔍 64% Jam lucis orto sidere (Solemn feasts)

    
16. 🔍 64% Jam lucis orto sidere (In Epiphania Domini)

    
17. 🔍 63% Jam lucis orto sidere (In tempore Paschali)

    
18. 🔍 62% Jam lucis orto sidere (In Festo S. Cordis Jesu)

    
19. 🔍 62% Jam lucis orto sidere (In Tempore Ascensionis)

    
20. 🔍 62% Jam lucis orto sidere (In Quadragesima)

    
21. 🔍 62% Jam lucis orto sidere (In Pentecoste)

    
22. 🔍 60% Jam lucis orto sidere (In Tempore Paschali)

    
23. 🔍 60% Iam lucis orto sidere (solemnitatibus)

    
24. 🔍 59% Jam lucis orto sidere (Festis Majoribus)

    
25. 🔍 58% Jam lucis orto sidere (In Pentecoste)

    
26. 🔍 58% Jam lucis orto sidere (Tempore Nativitatis)

    
27. 🔍 57% Jam lucis orto sidere (In Ascensione)

    
28. 🔍 56% Jam lucis orto sidere (In Festo Pentecostes)

    
29. 🔍 55% Jam lucis orto sidere (Dominicis per Annum)

    
30. 🔍 55% Jam lucis orto sidere (In Ascensione)

    
31. 🔍 55% Jam lucis orto sidere (In Transfiguratione)

    
32. 🔍 54% Jam lucis orto sidere (In Festo S. Cordis Jesu)

    
33. 🔍 54% Jam lucis orto sidere (Solemnitatibus)

    
34. 🔍 53% Jam lucis orto sidere (In Festo Corporis Christi)

    
35. 🔍 53% Jam lucis orto sidere (in Nativitate Domini)

    
36. 🔍 52% Rerum Deus tenax vigor (In Quadragesima)

    
37. 🔍 51% Jam lucis orto sidere (Festis Minoribus per annum)

    
38. 🔍 49% Rector potens verax Deus (In Quadragesima)

    
39. 🔍 47% Jam lucis orto sidere (In festis BMV)

    
40. 🔍 47% Jam lucis orto sidere

    
41. 🔍 47% Iam lucis orto sidere

    
42. 🔍 46% Nunc Sancte nobis (In Quadragesima)

    
43. 🔍 43% Exsultet jam Angelica

    
44. 🔍 43% Veni Creator Spiritus

    
45. 🔍 43% Ex more docti mystico

    
46. 🔍 40% Jam lucis orto sidere

    
47. 🔍 40% Rerum Deus (In Adventu)

    
48. 🔍 40% Quodcumque in orbe

    
49. 🔍 40% Rerum Deus tenax vigor (In tempore Passionis)

    
50. 🔍 40% Jam lucis orto sidere

    
51. 🔍 39% Rerum Deus (In Tempore Passionis)

    
52. 🔍 39% Nunc Sancte nobis Spiritus (In Quadragesima)

    
53. 🔍 39% Te lucis ante terminum (In tempore Passionis)

    
54. 🔍 39% Praefatio solemnis de Ecclesiae Dedicatione

    
55. 🔍 39% Primo die quo Trinitas

    
56. 🔍 39% Praefatio solemnis de nuptiis

    
57. 🔍 38% Jam sol recedit

    
58. 🔍 38% Rector potens (In Adventu)

    
59. 🔍 38% Rector potens (In Adventu)

    
60. 🔍 38% Audi benigne Conditor

    
61. 🔍 38% Quodcumque in orbe

    
62. 🔍 38% Rex gloriose martyrum

    
63. 🔍 38% Nunc Sancte nobis (In Adventu)

    
64. 🔍 38% Jam sol recedit