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.

See, e.g.: 1961 Solesmes Liber Usualis

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.

  1. 🔍 100% Fontes et omniaFontes et omnia
  2. 🔍 59% Fontes et omniaFontes et omnia
  3. 🔍 59% Fontes et omniaFontes et omnia
  4. 🔍 56% Fontes et omniaFontes et omnia
  5. 🔍 50% Fontes et omniaFontes et omnia
  6. 🔍 46% FontesFontes
  7. 🔍 45% Maria et fluminaMaria et flumina
  8. 🔍 39% Sancti SpiritusSancti Spiritus
  9. 🔍 38% Spiritus... hymnumSpiritus... hymnum
  10. 🔍 37% Hymnum diciteHymnum dicite
  11. 🔍 37% Exaltate... RegumExaltate... Regum
  12. 🔍 34% Maria et fluminaMaria et flumina
  13. 🔍 32% Spiritus et animaeSpiritus et animae
  14. 🔍 31% Maria et fluminaMaria et flumina
  15. 🔍 29% Exaltate Regem regumExaltate Regem regum
  16. 🔍 29% LoquebanturLoquebantur
  17. 🔍 29% Beata es MariaBeata es Maria
  18. 🔍 29% Sancti spiritus et animaeSancti spiritus et animae
  19. 🔍 28% Spiritus et animaeSpiritus et animae
  20. 🔍 28% Ego sum RaphaelEgo sum Raphael
  21. 🔍 27% Hymnum diciteHymnum dicite
  22. 🔍 27% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  23. 🔍 27% Exaltate RegemExaltate Regem
  24. 🔍 27% Laetabitur (II)Laetabitur (II)
  25. 🔍 27% Amen... dico... qui creditAmen... dico... qui credit
  26. 🔍 26% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  27. 🔍 26% Bene omniaBene omnia
  28. 🔍 26% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  29. 🔍 26% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  30. 🔍 26% Alleluia Dominus regnavitAlleluia Dominus regnavit
  31. 🔍 25% Sancti spiritusSancti spiritus
  32. 🔍 25% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  33. 🔍 25% In civitateIn civitate
  34. 🔍 25% Alleluia Fer. V T.P. IIAlleluia Fer. V T.P. II
  35. 🔍 25% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  36. 🔍 25% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  37. 🔍 25% O per omniaO per omnia
  38. 🔍 25% Si quis mihiSi quis mihi
  39. 🔍 25% CrucifixusCrucifixus
  40. 🔍 25% Ave MariaAve Maria
  41. 🔍 25% Alleluia (ant. mode I)Alleluia (ant. mode I)
  42. 🔍 25% Alleluia (Sabb. T.P.) (II)Alleluia (Sabb. T.P.) (II)
  43. 🔍 25% In ferventisIn ferventis
  44. 🔍 24% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  45. 🔍 24% Alleluia. Dom. LaudAlleluia. Dom. Laud
  46. 🔍 24% Ecce veniet DeusEcce veniet Deus
  47. 🔍 24% Alleluia Omnes GentesAlleluia Omnes Gentes
  48. 🔍 24% Sacerdotes DeiSacerdotes Dei
  49. 🔍 24% Omnis qui petitOmnis qui petit
  50. 🔍 24% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  51. 🔍 24% Petite et dabiturPetite et dabitur
  52. 🔍 24% Domus meaDomus mea
  53. 🔍 24% ConvocatisConvocatis
  54. 🔍 24% Et posueruntEt posuerunt
  55. 🔍 24% Deficiente vinoDeficiente vino
  56. 🔍 24% Ecce in nubibusEcce in nubibus
  57. 🔍 24% Trium puerorumTrium puerorum
  58. 🔍 24% Alleluia Fer. III T.P. IIAlleluia Fer. III T.P. II
  59. 🔍 24% Quaerite primumQuaerite primum
  60. 🔍 24% Quem vidistisQuem vidistis
  61. 🔍 24% Reddite ergoReddite ergo
  62. 🔍 24% Euntes in mundum universumEuntes in mundum universum
  63. 🔍 24% Alleluia Sabb. T.P. IAlleluia Sabb. T.P. I
  64. 🔍 24% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  65. 🔍 24% Sacerdotes DeiSacerdotes Dei