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% Quomodo fiet

   
1. 🔍 84% Quomodo fiet istud

   
2. 🔍 67% Quomodo fiet istud (Annunt.)

   
3. 🔍 67% Quomodo fiet istud (Adv)

   
4. 🔍 58% Quómodo fiet istud

   
5. 🔍 57% Quomodo fiet istud

   
6. 🔍 55% Dixit autem Maria

   
7. 🔍 51% Quomodo fiet istud

   
8. 🔍 47% Quomodo fiet istud

   
9. 🔍 47% Quomodo fiet istud

   
10. 🔍 46% Dixit autem Maria

    
11. 🔍 45% Spiritus Sanctus

    
12. 🔍 43% Spiritus Sanctus ... et virtus

    
13. 🔍 35% Ego sum pastor ovium

    
14. 🔍 35% Ego sum pastor ovium

    
15. 🔍 35% Alleluia confitemini. (Sundays throughout the year at Prime)

    
16. 🔍 35% Spiritus Sanctus

    
17. 🔍 33% Angelus autem Domini

    
18. 🔍 32% Exaltata est Virgo Maria

    
19. 🔍 32% Spiritus Sanctus...et virtus

    
20. 🔍 32% Christus natus est nobis

    
21. 🔍 31% Veniet Dominus et non

    
22. 🔍 31% Venite exultemus Domino

    
23. 🔍 31% Quomodo fiet istud

    
24. 🔍 31% Factus est

    
25. 🔍 31% Alleluia. (Sund. P. T. at Vespers)

    
26. 🔍 30% Spiritus qui

    
27. 🔍 30% Ne timeas

    
28. 🔍 30% Tanto pondere

    
29. 🔍 30% Benedicta es tu

    
30. 🔍 30% Paraclitus autem

    
31. 🔍 30% Omnes de Saba

    
32. 🔍 30% In hoc cognovi

    
33. 🔍 29% Si cognovissetis me

    
34. 🔍 29% Spiritus et animae

    
35. 🔍 29% Tulerunt Dominum

    
36. 🔍 29% Ne timeas... alleluia

    
37. 🔍 29% Laetare

    
38. 🔍 29% Venite (S. Rita)

    
39. 🔍 29% Argentum et aurum

    
40. 🔍 29% Ecce apparebit

    
41. 🔍 29% Angelus Domini apparuit

    
42. 🔍 29% Sancti et justi

    
43. 🔍 29% Lux de luce

    
44. 🔍 29% In caelestibus regnis... alleluia

    
45. 🔍 29% Propter nimiam

    
46. 🔍 29% Si diligitis me

    
47. 🔍 28% Usque modo

    
48. 🔍 28% Angelus Domini apparuit in somnis

    
49. 🔍 28% Simeon justus

    
50. 🔍 28% Jerusalem gaude

    
51. 🔍 28% Maternitas tua

    
52. 🔍 28% Dixit Dominus ad Noe

    
53. 🔍 28% Videte manus meas

    
54. 🔍 28% Ecce Dominus noster... ut illuminet

    
55. 🔍 28% Beata es Maria (3rd Sunday Advent)

    
56. 🔍 28% Absterget Deus

    
57. 🔍 28% Dabit ei Dominus

    
58. 🔍 28% Parvulus filius

    
59. 🔍 28% Montes et colles

    
60. 🔍 28% Artem fabri

    
61. 🔍 28% Sancte Paule Apostole

    
62. 🔍 28% Gloria laudis resonet

    
63. 🔍 27% Ego in altissimis

    
64. 🔍 27% Ecce ancilla Domini