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% Oremus, dilectissimi nobis

   
1. 🔍 32% Credo II

   
2. 🔍 32% Credo IV (more ambrosiano)

   
3. 🔍 31% Credo II

   
4. 🔍 30% Credo I

   
5. 🔍 30% Credo IV

   
6. 🔍 30% Praefatio ferialis de Omnibus Sanctis et Patronis

   
7. 🔍 30% Deus, qui potestáte

   
8. 🔍 30% Passio DNJC secundum Marcum

   
9. 🔍 30% Praefatio ferialis de sancto Ioseph Sponso B. M. V.

   
10. 🔍 30% Credo I

    
11. 🔍 30% Praefatio ferialis paschalis

    
12. 🔍 30% Passio DNJC secundum Lucam

    
13. 🔍 29% Passio Domini nostri Jesu Christi secundum Marcum - ANNO B

    
14. 🔍 29% Domine Iesu Christe

    
15. 🔍 28% Passio DNJC secundum Matthaeum

    
16. 🔍 28% Passio DNJC secundum Matthaeum

    
17. 🔍 28% Credo Missa Regia

    
18. 🔍 28% Praefatio ferialis de D. N. Iesu Christo Rege

    
19. 🔍 28% Credo I

    
20. 🔍 28% In principio creavit

    
21. 🔍 28% Gloria VI

    
22. 🔍 28% Passio Domini nostri Jesu Christi secundum Lucam - ANNO C

    
23. 🔍 27% Credo (Missa Regia I)

    
24. 🔍 27% Credo VII

    
25. 🔍 27% Praefatio ferialis de beata Maria Virgine

    
26. 🔍 27% Passio Domini nostri Jesu Christi secundum Matthaeum - ANNO A

    
27. 🔍 27% Credo I (forma ordinaria)

    
28. 🔍 27% Praefatio defunctorum

    
29. 🔍 27% Canticum Trium Puerorum

    
30. 🔍 27% Praefatio ferialis de Ascensione Domini

    
31. 🔍 27% Gloria I

    
32. 🔍 27% Exsultet iam angelica

    
33. 🔍 27% Gloria XV

    
34. 🔍 27% Litaniae Lauretanae

    
35. 🔍 26% Pater Noster

    
36. 🔍 26% Te Deum laudamus (tonus simplex)

    
37. 🔍 26% Credo I

    
38. 🔍 26% Praefatio ferialis de sancta Cruce

    
39. 🔍 26% Exsultet jam Angelica

    
40. 🔍 26% Praefatio ferialis de Spiritu Sancto

    
41. 🔍 26% Praefatio ferialis de Quadragesima

    
42. 🔍 26% Praefatio ferialis de Epiphania Domini

    
43. 🔍 26% Praefatio ferialis de sanctissima Eucharistia

    
44. 🔍 26% Praefatio ferialis de Ecclesiae Dedicatione

    
45. 🔍 26% Gloria XV (forma ordinaria)

    
46. 🔍 26% Praefatio solemnis de sancto Ioseph Sponso B. M. V.

    
47. 🔍 26% Nocte surgentes

    
48. 🔍 26% Te Deum (Simple tone)

    
49. 🔍 26% Splendor paternae gloriae

    
50. 🔍 26% Benedictus

    
51. 🔍 26% Litaniae Lauretanae

    
52. 🔍 26% Praefatio ferialis communis

    
53. 🔍 26% Praefatio ferialis de nuptiis

    
54. 🔍 26% Gloria XII

    
55. 🔍 26% Gloria IV

    
56. 🔍 25% Haec dicit Dominus

    
57. 🔍 25% Praefatio solemnis de Omnibus Sanctis et Patronis

    
58. 🔍 25% Crucem tuam

    
59. 🔍 25% Pater Noster (ferialis)

    
60. 🔍 25% Fratres: Convenientibus vobis in unum

    
61. 🔍 25% Credo (Missa secundi Toni)

    
62. 🔍 25% Festivis resonent

    
63. 🔍 25% In diebus illis: Facta est super me

    
64. 🔍 25% Gloria II