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% Date ei de fructu

   
1. 🔍 90% Date ei de fructu

   
2. 🔍 51% Date ei de fructu

   
3. 🔍 50% Date ei

   
4. 🔍 48% Date ei de fructu

   
5. 🔍 41% Manum suam

   
6. 🔍 40% De fructu ventris tui

   
7. 🔍 36% Alleluia. (Sund. P. T. at Vespers)

   
8. 🔍 36% Alleluia. (Sund. P. T. at Terce)

   
9. 🔍 35% Alleluia. (Sund. P. T. at Prime)

   
10. 🔍 34% Alleluia. (T.P. ad Completorium)

    
11. 🔍 34% Alleluia. (Sund. P. T. at Sext)

    
12. 🔍 34% Alleluia. (Saturday P. T. at Vespers)

    
13. 🔍 33% Dixit Dominus Domino

    
14. 🔍 33% Veni sponsa Christi (II Vesperis)

    
15. 🔍 33% Miserere mihi

    
16. 🔍 33% Misit Dominus…de manu

    
17. 🔍 32% Alleluia. (Sund. P. T. at None)

    
18. 🔍 32% Alleluia. (Wednesday P. T. at Vespers)

    
19. 🔍 32% Benedico... Filium

    
20. 🔍 32% Alleluia faciem tuam. (Sundays throughout the year at None)

    
21. 🔍 32% In tua justitia

    
22. 🔍 32% De caelo veniet

    
23. 🔍 32% Intret oratio mea

    
24. 🔍 32% De fructu ventris

    
25. 🔍 32% Montes et colles

    
26. 🔍 32% Alleluia. (Thursday P. T. at Vespers)

    
27. 🔍 31% Clamavi et Dominus

    
28. 🔍 31% Voce mea

    
29. 🔍 31% Exsultate justi

    
30. 🔍 31% Alleluia deduc me. (Sundays throughout the year at Terce)

    
31. 🔍 31% Dum esset rex

    
32. 🔍 31% Alleluia confitemini. (Sundays throughout the year at Prime)

    
33. 🔍 31% Hic vir despiciens

    
34. 🔍 31% Veni electa mea

    
35. 🔍 31% Alleluia. (Tuesday P. T. at Vespers)

    
36. 🔍 31% Sit nomen Domini... in

    
37. 🔍 31% Qui odit animam suam

    
38. 🔍 31% Iste Sanctus pro lege

    
39. 🔍 31% Iste Sanctus pro lege

    
40. 🔍 31% Iste Sanctus pro lege

    
41. 🔍 31% Sit nomen Domini

    
42. 🔍 31% Elevatis manibus

    
43. 🔍 31% Alleluia. (Monday P. T. at Vespers)

    
44. 🔍 31% Tu gloria Jerusalem

    
45. 🔍 30% Adjutor meus

    
46. 🔍 30% In Deo speravi

    
47. 🔍 30% Veni sponsa Christi (I Vesperis)

    
48. 🔍 30% Misericordia et veritas

    
49. 🔍 30% Spiritus Domini replevit

    
50. 🔍 30% Tu Domine

    
51. 🔍 30% Alleluia. (Friday P. T. at Vespers)

    
52. 🔍 30% Deus meus misericordia

    
53. 🔍 30% Euge serve bone (Conf. non Pont.)

    
54. 🔍 30% Salvasti nos

    
55. 🔍 30% Immittet Angelus

    
56. 🔍 30% O Doctor optime

    
57. 🔍 30% Dixit Angelus ad Petrum

    
58. 🔍 30% Quam bonus

    
59. 🔍 30% A porta inferi

    
60. 🔍 30% Dabo in Sion

    
61. 🔍 30% Lux de luce

    
62. 🔍 30% Gloria in excelsis

    
63. 🔍 30% Alleluia Laudate

    
64. 🔍 30% Gabriel Angelus... Ave.