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% Rector potens verax Deus (In Pentecoste)

   
1. 🔍 87% Rector potens (In Pentecoste)

   
2. 🔍 80% Rector potens (In Festo Pentecostes)

   
3. 🔍 67% Rector potens (In Quadragesima)

   
4. 🔍 65% Rector potens verax Deus (In tempore Paschali)

   
5. 🔍 64% Rector potens verax Deus (In Fer. et Fest. Simpl.)

   
6. 🔍 63% Rector potens verax Deus (In Quadragesima)

   
7. 🔍 62% Rector potens verax Deus (In tempore Epiphaniae)

   
8. 🔍 62% Rector potens (In Tempore Paschali)

   
9. 🔍 61% Rerum Deus tenax vigor (In Pentecoste)

   
10. 🔍 61% Rector potens verax Deus (in Dom. et Minor. Festis)

    
11. 🔍 61% Te lucis ante terminum (In Pentecoste)

    
12. 🔍 60% Rector Potens (In Feriis per annum et Festis Simplicibus)

    
13. 🔍 59% Jam lucis orto sidere (In Pentecoste)

    
14. 🔍 59% Rector potens verax Deus (In tempore Nativitatis)

    
15. 🔍 58% Rector potens verax Deus (In tempore Passionis)

    
16. 🔍 57% Rector potens (In Festo Christi Regis)

    
17. 🔍 57% Rector potens (In Adventu)

    
18. 🔍 57% Rector potens (In Festo S. Cordis Jesu)

    
19. 🔍 56% Rector potens (In Dominicis per Annum)

    
20. 🔍 56% Rector potens (in Feriis per Annum)

    
21. 🔍 56% Rector potens verax Deus (Septem Dolorum)

    
22. 🔍 56% Rector potens verax Deus (In Festis)

    
23. 🔍 55% Rector potens (In Tempore Paschali)

    
24. 🔍 55% Rector potens verax deus (in memoriis)

    
25. 🔍 54% Rector Potens

    
26. 🔍 54% Rector Potens (In Nativitate Domini)

    
27. 🔍 54% Rector potens verax Deus (In Feriis per annum)

    
28. 🔍 54% Rector potens (Tempus Nativitatis)

    
29. 🔍 53% Rector potens verax Deus (In Major. Festis)

    
30. 🔍 53% Rerum Deus (In Festo Pentecostes)

    
31. 🔍 52% Jam lucis orto sidere (In Pentecoste)

    
32. 🔍 52% Rector potens (In Tempore Ascensionis)

    
33. 🔍 52% Rector potens (In Epiphania Domini)

    
34. 🔍 52% Vexilla Christus inclyta

    
35. 🔍 52% Jam Christus astra

    
36. 🔍 51% Jam lucis orto sidere (In Festo Pentecostes)

    
37. 🔍 51% Rector potens (dom.)

    
38. 🔍 51% Rerum deus tenax vigor (In Pentecoste)

    
39. 🔍 51% Aeterna imago Altissimi

    
40. 🔍 51% Rector potens (In Dominicis per Annum)

    
41. 🔍 50% Rector potens (In Festis Majoribus)

    
42. 🔍 50% Te lucis ante terminum (In Festo Pentecostes)

    
43. 🔍 50% Rector potens verax Deus (In festis BMV)

    
44. 🔍 50% Rector potens (In Festis BMV)

    
45. 🔍 50% Rector potens(In Festis Majoribus)

    
46. 🔍 50% Rector potens (In Tempore Passionis)

    
47. 🔍 49% Rector potens (In Festis Minoribus)

    
48. 🔍 49% Rector potens (Adv.)

    
49. 🔍 48% Rector potens (In Festis majoribus)

    
50. 🔍 48% Te lucis ante terminum (In Festo D. N. J. C. Regis)

    
51. 🔍 48% Rector potens (In Festo Corporis Christi)

    
52. 🔍 47% Rector potens (in Festo Septem Dolorum BMV)

    
53. 🔍 47% Rector potens verax Deus (In Ascensione)

    
54. 🔍 46% Exsultet caelum (III)

    
55. 🔍 45% Nunc Sancte nobis Spiritus (In festo D. N. J. C. Regis)

    
56. 🔍 45% Rector potens verax Deus (In Transfiguratione)

    
57. 🔍 44% Rector potens verax Deus (1)

    
58. 🔍 44% Rector potens (In Adventu)

    
59. 🔍 44% Rector potens (In Adventu)

    
60. 🔍 44% Rector potens (In Festo S. Cordis Jesu)

    
61. 🔍 43% Rector potens (In Ascensione)

    
62. 🔍 43% Ad cenam

    
63. 🔍 43% Deus tuorum II Cl.

    
64. 🔍 43% Rector potens (soll.)