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% Radix Iesse

   
1. 🔍 57% Iam caeca

   
2. 🔍 51% Rerum supremo

   
3. 🔍 50% Rerum supremo in vertice

   
4. 🔍 48% Te dicimus praeconio mater

   
5. 🔍 48% Quem terra pontus aethera

   
6. 🔍 44% Aurora velut fulgida

   
7. 🔍 43% Salvete flores

   
8. 🔍 43% Martyr Dei

   
9. 🔍 40% Exsultet caelum gaudibus (S. Joanni Evangelistae)

   
10. 🔍 39% Aurora solis nuntia

    
11. 🔍 35% Veni præcelsa

    
12. 🔍 34% Exsultet jam Angelica

    
13. 🔍 33% Jam lucis orto sidere (Tempore Nativitatis)

    
14. 🔍 33% Te lucis ante terminum (In Nativ. Domini)

    
15. 🔍 33% Credo VII

    
16. 🔍 32% Rerum Deus tenax vigor (Tempore Nativitatis)

    
17. 🔍 32% Aeterne Rex altissime

    
18. 🔍 32% Rector potens verax Deus (In tempore Nativitatis)

    
19. 🔍 31% Nunc sancte nobis spiritus (In tempore Nativitatis)

    
20. 🔍 30% Certum tenentes (In festis)

    
21. 🔍 30% Dicamus laudes (In festis)

    
22. 🔍 30% O virgo mater

    
23. 🔍 30% Tibi Redemptor omnium

    
24. 🔍 30% Nunc Sancte nobis Spiritus (In Nativ. Domini)

    
25. 🔍 30% Qui lacrimatus

    
26. 🔍 30% Corde natus ex Parentis

    
27. 🔍 30% Laetare caelum desuper

    
28. 🔍 29% Exsultet iam angelica

    
29. 🔍 29% Praefatio de S. Willibrordo

    
30. 🔍 29% Praefatio solemnis de sancto Elia Propheta

    
31. 🔍 29% Te lucis ante terminum (In Festo Septem Dolorum BMV)

    
32. 🔍 29% Jesu corona celsior (S. Mauri abbatis)

    
33. 🔍 29% Aeterne sol qui lumine

    
34. 🔍 29% Auctor salutis unice

    
35. 🔍 28% Agnoscat omne saeculum

    
36. 🔍 28% Festivis resonent compita

    
37. 🔍 28% Exsultet jam Angelica

    
38. 🔍 28% Magnae cohortis principem

    
39. 🔍 28% Praefatio in Sollemnitate Sanctissimae Trinitatis

    
40. 🔍 28% Christe Redemptor omnium ex Patre

    
41. 🔍 28% Praefatio solemnis de sancto Joanne Baptista

    
42. 🔍 28% Te Mater alma

    
43. 🔍 28% Inclytos Christi

    
44. 🔍 28% Ad Virginem Dei Matrem

    
45. 🔍 28% Praefatio solemnis de sancto Ioseph Sponso B. M. V.

    
46. 🔍 28% Exsultet iam angelica

    
47. 🔍 28% Verbum supernum prodiens a

    
48. 🔍 27% Exsultet iam angelica (brevior)

    
49. 🔍 27% Praefatio solemnis de S. Benedicto

    
50. 🔍 27% Auctor salutis

    
51. 🔍 27% Maria Mater gratiae (cantus III)

    
52. 🔍 27% Ternis horarum (In festis)

    
53. 🔍 27% Te lucis ante terminum (In Nativitate Domini)

    
54. 🔍 27% Aurora surgit aurea

    
55. 🔍 27% Praefatio solemnis de beata Maria Virgine

    
56. 🔍 27% Praefatio solemnis de sancto Ioanne Baptista

    
57. 🔍 27% Rerum Deus (In Festis Majoribus)

    
58. 🔍 27% Veni Redemptor gentium

    
59. 🔍 27% Iste Confessor (Conf Pont in Duplicibus Minoribus)

    
60. 🔍 27% Gaude Maria Virgo

    
61. 🔍 27% Te lucis ante terminum

    
62. 🔍 27% Omnis expertem

    
63. 🔍 27% Praefatio solemnis de sanctissima Eucharistia

    
64. 🔍 26% Praefatio solemnis de Ecclesiae Dedicatione