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% Jam lucis orto sidere (In Quadragesima)

   
1. 🔍 80% Jam lucis orto sidere (In Festo Pentecostes)

   
2. 🔍 76% Jam lucis orto sidere (In Pentecoste)

   
3. 🔍 72% Jam lucis orto sidere (In Pentecoste)

   
4. 🔍 70% Ex more docti mystico

   
5. 🔍 69% Jam lucis orto sidere (In Festo S. Cordis Jesu)

   
6. 🔍 66% Dei fide

   
7. 🔍 66% Rerum Deus (In Quadragesima)

   
8. 🔍 65% Ex more docti Mystico

   
9. 🔍 65% Nunc tempus acceptabile

   
10. 🔍 63% Qua Christus hora sitiit

    
11. 🔍 63% Rector potens (In Quadragesima)

    
12. 🔍 63% Jam lucis orto sidere (Feriis et Officiis Simplicibus per Annum)

    
13. 🔍 63% Nunc Sancte nobis (In Quadragesima)

    
14. 🔍 62% Jam lucis orto sidere (In tempore Quadragesimae)

    
15. 🔍 61% Jam lucis orto sidere (In Tempore Passionis)

    
16. 🔍 61% Jam lucis orto sidere (Septem Dolorum)

    
17. 🔍 60% Ternis ter horis

    
18. 🔍 58% Jam Lucis Orto T.P.

    
19. 🔍 57% Jam lucis orto sidere (In tempore Passionis)

    
20. 🔍 57% Iam lucis orto sidere (solemnitatibus)

    
21. 🔍 57% Jam lucis orto sidere (In Epiphania Domini)

    
22. 🔍 56% Jam lucis orto sidere (ord. Sund.)

    
23. 🔍 55% Jam lucis orto sidere (In Tempore Ascensionis)

    
24. 🔍 55% Jam lucis orto sidere (In Dom. et Minor. Festis)

    
25. 🔍 55% Jam lucis orto sidere (Festis Majoribus)

    
26. 🔍 55% Jam lucis orto sidere (In Feriis et Fest. Simpl.)

    
27. 🔍 55% Jam Christus astra

    
28. 🔍 54% Jam lucis orto sidere (In Tempore Paschali)

    
29. 🔍 54% Jam lucis orto sidere (In Adventu)

    
30. 🔍 52% Jam lucis orto sidere (Dominicis per Annum)

    
31. 🔍 52% Aeterna imago Altissimi

    
32. 🔍 50% Jam lucis orto sidere (Tempore Epiphaniae)

    
33. 🔍 50% Iam lucis orto sidere

    
34. 🔍 49% Jam lucis orto sidere (Festis Minoribus per annum)

    
35. 🔍 48% Jam lucis orto sidere (in Nativitate Domini)

    
36. 🔍 48% Jam lucis orto sidere (Tempore Adventus)

    
37. 🔍 48% Jam lucis orto sidere (In Festo Corporis Christi)

    
38. 🔍 47% Rerum Deus (In Festo Pentecostes)

    
39. 🔍 47% Jam lucis orto sidere (In Tempore Paschali)

    
40. 🔍 47% Vexilla Christus inclyta

    
41. 🔍 47% Jam lucis orto sidere (In tempore Paschali)

    
42. 🔍 47% Jam Christus astra ascenderat

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

    
44. 🔍 46% Veni Creator (1983/1934)

    
45. 🔍 46% Iam Christus

    
46. 🔍 46% Jam lucis orto sidere (Solemn feasts)

    
47. 🔍 46% Jam lucis orto sidere (Solemnitatibus)

    
48. 🔍 45% Jam lucis orto sidere (In Major. Festis)

    
49. 🔍 45% Christe Redemptor omnium ex Patre

    
50. 🔍 45% Rector potens (In Festo Pentecostes)

    
51. 🔍 45% Jam Christus astra

    
52. 🔍 45% Christe Redemptor omnium

    
53. 🔍 45% Veni Creator Spiritus

    
54. 🔍 44% Rerum deus tenax vigor (In Pentecoste)

    
55. 🔍 43% Veni Creator Spiritus

    
56. 🔍 43% Jam lucis orto sidere (In Ascensione)

    
57. 🔍 43% Ex more docti mystico

    
58. 🔍 43% Jesu nostra redemptio

    
59. 🔍 43% Pange lingua... proelium

    
60. 🔍 43% Rerum Deus tenax vigor (In Pentecoste)

    
61. 🔍 43% Veni Creator Spiritus

    
62. 🔍 43% Jam lucis orto sidere (Tempore Nativitatis)

    
63. 🔍 42% Pange lingua... Lauream

    
64. 🔍 42% Pange Lingua... Proelium