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% Quomodo fiet istud (Responsorium)

   
1. 🔍 28% Verbum iniquum

   
2. 🔍 27% Quomodo fiet istud

   
3. 🔍 27% Dixit autem Maria

   
4. 🔍 26% Dixit autem Maria

   
5. 🔍 25% Quomodo fiet istud

   
6. 🔍 25% Quomodo fiet istud (Adv)

   
7. 🔍 25% Quomodo fiet istud (Annunt.)

   
8. 🔍 25% Docebit nos (Resp.)

   
9. 🔍 24% Quomodo fiet

   
10. 🔍 24% Quomodo fiet istud

    
11. 🔍 24% Quomodo fiet istud

    
12. 🔍 24% Simeon justus (Resp.)

    
13. 🔍 24% Quómodo fiet istud

    
14. 🔍 23% Alleluia revertere in thesauros (Resp.)

    
15. 🔍 23% Ave Maria... Spiritus

    
16. 🔍 23% Ave Maria (Resp.)

    
17. 🔍 23% Ave Maria... Spiritus (t.p.)

    
18. 🔍 23% Quomodo fiet istud

    
19. 🔍 23% Bonum mihi Domine (Resp.)

    
20. 🔍 22% Hic in annis (Resp.)

    
21. 🔍 22% Tentavit Deus Abraham (Resp.)

    
22. 🔍 21% Tollite hinc vobiscum (Resp.)

    
23. 🔍 21% Sanctus XI (forma ordinaria)

    
24. 🔍 21% Lucia Virgo (Resp.)

    
25. 🔍 21% Spiritus Sanctus

    
26. 🔍 21% Ave Maria (Tractus)

    
27. 🔍 21% Quomodo fiet istud

    
28. 🔍 20% Ante multum tempus

    
29. 🔍 20% Emitte Agnum Domine (Resp.)

    
30. 🔍 19% O Redemptor

    
31. 🔍 19% Sancte N.

    
32. 🔍 19% O lux beata Caelitum

    
33. 🔍 19% Luciae Virgo

    
34. 🔍 19% Sanctorum meritis

    
35. 🔍 19% Praefatio solemnior de sancto Joanne Baptista

    
36. 🔍 19% Det tibi Deus (Resp.)

    
37. 🔍 19% In sudore vultus tui (Resp.)

    
38. 🔍 19% O lux beata Caelitum

    
39. 🔍 19% Praefatio solemnior de S. Benedicto

    
40. 🔍 19% Aeterne sol qui lumine

    
41. 🔍 19% O lux beata Caelitum

    
42. 🔍 19% Hoc beato Gregorio (Resp.)

    
43. 🔍 19% Hic est dies praeclarus (Resp.)

    
44. 🔍 19% O lux beata Caelitum

    
45. 🔍 19% O lux beata Caelitum

    
46. 🔍 18% Benedictus es

    
47. 🔍 18% Tollite jugum meum

    
48. 🔍 18% Praefatio solemnis de S. Benedicto

    
49. 🔍 18% Spiritus Sanctus replevit totam domum

    
50. 🔍 18% O Redemptor

    
51. 🔍 18% Sanctissima Christi sponsa

    
52. 🔍 18% Praefatio solemnis de Ecclesiae Dedicatione

    
53. 🔍 18% Praefatio solemnior de sancto Ioanne Baptista

    
54. 🔍 18% Praefatio solemnior de sancto Ioseph Sponso B. M. V.

    
55. 🔍 18% O beata Mater

    
56. 🔍 18% Praefatio solemnis de sancto Joanne Baptista

    
57. 🔍 18% Tua sunt haec

    
58. 🔍 18% Audiam Domine (Resp.)

    
59. 🔍 18% Praefatio in Sollemnitate Sanctissimae Trinitatis

    
60. 🔍 18% O gente felix hospita

    
61. 🔍 18% Exsultet jam Angelica

    
62. 🔍 18% Pater peccavi in caelum (Resp.)

    
63. 🔍 18% Congratulamini mihi...quia cum (Resp.)

    
64. 🔍 18% Hymnus Te Deum