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% Videntibus illisVidentibus illis
  2. 🔍 77% Videntibus illisVidentibus illis
  3. 🔍 74% Videntibus illisVidentibus illis
  4. 🔍 65% VidentibusVidentibus
  5. 🔍 58% Videntibus illisVidentibus illis
  6. 🔍 35% Data est mihiData est mihi
  7. 🔍 32% Elevatis manibusElevatis manibus
  8. 🔍 30% Data est mihiData est mihi
  9. 🔍 29% Et intravit cum illisEt intravit cum illis
  10. 🔍 29% Elevatis manibusElevatis manibus
  11. 🔍 28% Alleluia LaudateAlleluia Laudate
  12. 🔍 28% Non est inventusNon est inventus
  13. 🔍 26% Et intravit cum illisEt intravit cum illis
  14. 🔍 26% Alleluia (T. P. ad Primam)Alleluia (T. P. ad Primam)
  15. 🔍 25% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  16. 🔍 25% Unus autem ex illisUnus autem ex illis
  17. 🔍 25% Alleluia (T. P. ad Tertiam)Alleluia (T. P. ad Tertiam)
  18. 🔍 25% Alleluia (T. P. Vesp. Fer. VI.)Alleluia (T. P. Vesp. Fer. VI.)
  19. 🔍 25% Alleluia (T. P. Laud. Fer. V.)Alleluia (T. P. Laud. Fer. V.)
  20. 🔍 24% Videte manus measVidete manus meas
  21. 🔍 24% Elevata estElevata est
  22. 🔍 24% Alleluia (T. P. Laud. Fer. IV.)Alleluia (T. P. Laud. Fer. IV.)
  23. 🔍 24% Alleluia (T. P. Vesp. Sabb.)Alleluia (T. P. Vesp. Sabb.)
  24. 🔍 24% Alleluia (T. P. Vesp. Fer. II.)Alleluia (T. P. Vesp. Fer. II.)
  25. 🔍 24% Exaltate Regem regumExaltate Regem regum
  26. 🔍 24% Unus autem ex illisUnus autem ex illis
  27. 🔍 24% Me suscepitMe suscepit
  28. 🔍 24% Et intravit cum illisEt intravit cum illis
  29. 🔍 24% Alleluia (T. P. Complet.)Alleluia (T. P. Complet.)
  30. 🔍 24% Alleluia (T. P. Complet.)Alleluia (T. P. Complet.)
  31. 🔍 24% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  32. 🔍 23% Alleluia Faciem tuamAlleluia Faciem tuam
  33. 🔍 23% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  34. 🔍 23% Alleluia (T. P. Laud. Fer. VI.)Alleluia (T. P. Laud. Fer. VI.)
  35. 🔍 23% Exaltate RegemExaltate Regem
  36. 🔍 23% Alleluia (mode 8)Alleluia (mode 8)
  37. 🔍 23% Alleluia (T. P. ad Sextam)Alleluia (T. P. ad Sextam)
  38. 🔍 23% Alleluia (mode 8)Alleluia (mode 8)
  39. 🔍 23% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  40. 🔍 23% Alleluia (T. P. Vesp. Sabb.)Alleluia (T. P. Vesp. Sabb.)
  41. 🔍 22% Alleluia (T.P. in III nocturno)Alleluia (T.P. in III nocturno)
  42. 🔍 22% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  43. 🔍 22% Alleluia (T.P. in II nocturno)Alleluia (T.P. in II nocturno)
  44. 🔍 22% Post dies octoPost dies octo
  45. 🔍 22% Alleluia (T.P. in I nocturno)Alleluia (T.P. in I nocturno)
  46. 🔍 22% Alleluia (T. P. Vesp. Fer. V.)Alleluia (T. P. Vesp. Fer. V.)
  47. 🔍 22% Ascendo ad PatremAscendo ad Patrem
  48. 🔍 22% Alleluia (T.P. ad Vesperas)Alleluia (T.P. ad Vesperas)
  49. 🔍 22% Alleluia Lapis revolutusAlleluia Lapis revolutus
  50. 🔍 22% Spiritus qui a PatreSpiritus qui a Patre
  51. 🔍 22% In caelestibus regnis ... allel.In caelestibus regnis ... allel.
  52. 🔍 22% Alleluia (T. P. ad Nonam)Alleluia (T. P. ad Nonam)
  53. 🔍 22% Puer natus in BethlehemPuer natus in Bethlehem
  54. 🔍 22% Cognoverunt DominumCognoverunt Dominum
  55. 🔍 22% Descendentibus illisDescendentibus illis
  56. 🔍 22% Alleluia (T. P. Vesp. Dom.)Alleluia (T. P. Vesp. Dom.)
  57. 🔍 22% AlleluiaAlleluia
  58. 🔍 22% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  59. 🔍 22% Suscepit nosSuscepit nos
  60. 🔍 22% Alleluia. (Sund. P. T. at Prime)Alleluia. (Sund. P. T. at Prime)
  61. 🔍 21% Oculis ac manibusOculis ac manibus
  62. 🔍 21% Alleluia. (Sund. P. T. at Terce)Alleluia. (Sund. P. T. at Terce)
  63. 🔍 21% Alleluia (T. P. Vesp. Fer. III.)Alleluia (T. P. Vesp. Fer. III.)
  64. 🔍 21% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  65. 🔍 21% Alleluia Tuus sumAlleluia Tuus sum