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% Pater Noster (festivus)

   
1. 🔍 87% Pater Noster (ferialis)

   
2. 🔍 86% Pater noster (Ad Laudes et Vesperas)

   
3. 🔍 79% Pater Noster

   
4. 🔍 79% Pater noster (C)

   
5. 🔍 77% Pater noster (ferialis)

   
6. 🔍 77% Pater noster (A)

   
7. 🔍 66% Pater noster (B)

   
8. 🔍 37% Pater noster (Ad Horas minores et Completorium)

   
9. 🔍 36% Ad Pater noster

   
10. 🔍 35% Litaniae Lauretanae

    
11. 🔍 34% Passio DNJC secundum Lucam

    
12. 🔍 32% Incipit Oratio Jeremiae Prophetae

    
13. 🔍 32% Misericordias Domini

    
14. 🔍 32% Praefatio ferialis de Ecclesiae Dedicatione

    
15. 🔍 32% Litaniae Lauretanae

    
16. 🔍 32% Passio Domini nostri Jesu Christi secundum Lucam - ANNO C

    
17. 🔍 32% Praefatio ferialis de Omnibus Sanctis et Patronis

    
18. 🔍 31% Praefatio defunctorum

    
19. 🔍 31% Passio DNJC secundum Marcum

    
20. 🔍 30% Praefatio ferialis de Adventu

    
21. 🔍 30% Benedictus

    
22. 🔍 30% Passio DNJC secundum Matthaeum

    
23. 🔍 30% Exsultet iam angelica

    
24. 🔍 29% Passio Domini nostri Jesu Christi secundum Marcum - ANNO B

    
25. 🔍 29% Praefatio ferialis de sancto Ioseph Sponso B. M. V.

    
26. 🔍 29% Passio DNJC secundum Matthaeum

    
27. 🔍 28% Venite exsultemus (mode 6a simplex)

    
28. 🔍 28% Salve mundi Domina

    
29. 🔍 28% Praefatio ferialis de nuptiis

    
30. 🔍 28% Passio Domini nostri Jesu Christi secundum Matthaeum - ANNO A

    
31. 🔍 28% O Rex gloriose

    
32. 🔍 28% Praefatio ferialis de Martyribus

    
33. 🔍 28% Credo II

    
34. 🔍 28% Deus, qui potestáte

    
35. 🔍 28% Da scientiam

    
36. 🔍 28% Libera nos

    
37. 🔍 28% Haec dicit Dominus

    
38. 🔍 28% Praefatio ferialis de beata Maria Virgine

    
39. 🔍 28% Ave Virgo speciei

    
40. 🔍 28% Praefatio ferialis de D. N. Iesu Christo Rege

    
41. 🔍 27% Praefatio solemnis de Omnibus Sanctis et Patronis

    
42. 🔍 27% Venite exsultemus (pro defunc.)

    
43. 🔍 27% Proclamatio Nativitas DNIC (Octavo Kalendas ianuarii)

    
44. 🔍 27% Noe vero cum

    
45. 🔍 27% Praefatio ferialis de Ascensione Domini

    
46. 🔍 27% Venite exsultemus IV

    
47. 🔍 27% In principio creavit

    
48. 🔍 27% Venite exsultemus (mode 7a simplex)

    
49. 🔍 27% Te Deum

    
50. 🔍 27% Christe, vivens hostia

    
51. 🔍 27% Te Deum

    
52. 🔍 27% Praefatio ferialis de sanctissima Eucharistia

    
53. 🔍 27% Lauda Sion

    
54. 🔍 27% Praefatio solemnis de Ecclesiae Dedicatione

    
55. 🔍 27% Sancte Pater Benedicte (Tonus Simplex)

    
56. 🔍 27% Praefatio solemnis de Martyribus

    
57. 🔍 27% Exsultet jam Angelica

    
58. 🔍 27% Praefatio ferialis de S. Benedicto

    
59. 🔍 27% Per omnia ... Et ne nos inducas

    
60. 🔍 26% Fratres, agnoscamus

    
61. 🔍 26% Hymnus Te Deum

    
62. 🔍 26% Praefatio ferialis de sancta Cruce

    
63. 🔍 26% Deus de nullo veniens

    
64. 🔍 26% Gloria I