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.

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% ErueErue
  2. 🔍 56% Justorum animaeJustorum animae
  3. 🔍 56% Stetit Angelus (Off, verses)Stetit Angelus (Off, verses)
  4. 🔍 40% Stetit pontifexStetit pontifex
  5. 🔍 38% Stetit Angelus (Off)Stetit Angelus (Off)
  6. 🔍 36% Justorum animae (Off.)Justorum animae (Off.)
  7. 🔍 35% Stetit Angelus (Off, verses, with neumes)Stetit Angelus (Off, verses, with neumes)
  8. 🔍 33% Felix namque esFelix namque es
  9. 🔍 33% Inclinet DominusInclinet Dominus
  10. 🔍 33% Te saeculorum PrincipemTe saeculorum Principem
  11. 🔍 31% Beata nobis gaudiaBeata nobis gaudia
  12. 🔍 30% Beata nobis gaudiaBeata nobis gaudia
  13. 🔍 30% Stetit PontifexStetit Pontifex
  14. 🔍 30% AdducenturAdducentur
  15. 🔍 30% Te saeculorum PrincipemTe saeculorum Principem
  16. 🔍 29% Stetit AngelusStetit Angelus
  17. 🔍 29% VerumtamenVerumtamen
  18. 🔍 29% Benedictus DominusBenedictus Dominus
  19. 🔍 29% Beata nobisBeata nobis
  20. 🔍 28% Beata nobis gaudiaBeata nobis gaudia
  21. 🔍 28% Beata nobis gaudiaBeata nobis gaudia
  22. 🔍 28% Te saeculorum PrincipemTe saeculorum Principem
  23. 🔍 28% Veni Domine et noliVeni Domine et noli
  24. 🔍 28% Stetit Angelus (Off)Stetit Angelus (Off)
  25. 🔍 28% Justorum animaeJustorum animae
  26. 🔍 27% Inclinet DominusInclinet Dominus
  27. 🔍 27% Stetit PontifexStetit Pontifex
  28. 🔍 25% In die solemnitatisIn die solemnitatis
  29. 🔍 25% Iesu Salvator saeculiIesu Salvator saeculi
  30. 🔍 25% Montes GelboeMontes Gelboe
  31. 🔍 24% Quomodo fiet istudQuomodo fiet istud
  32. 🔍 24% Viri GalilaeiViri Galilaei
  33. 🔍 24% Obaudite meObaudite me
  34. 🔍 24% Justorum animae (Off.)Justorum animae (Off.)
  35. 🔍 24% O salutaris Hostia IIIO salutaris Hostia III
  36. 🔍 24% Benedictus DominusBenedictus Dominus
  37. 🔍 24% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  38. 🔍 24% Ave Regina caelorumAve Regina caelorum
  39. 🔍 24% Custodi meCustodi me
  40. 🔍 24% Beatam me dicentBeatam me dicent
  41. 🔍 23% Stetit Angelus (Off)Stetit Angelus (Off)
  42. 🔍 23% Vexilla Regis (extra Tempus Passionis)Vexilla Regis (extra Tempus Passionis)
  43. 🔍 23% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  44. 🔍 23% Felix namque esFelix namque es
  45. 🔍 23% Benedictus Dominus quia hodieBenedictus Dominus quia hodie
  46. 🔍 23% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  47. 🔍 23% AdducenturAdducentur
  48. 🔍 23% Stetit Angelus (Off. verse Factum)Stetit Angelus (Off. verse Factum)
  49. 🔍 23% Audita est quasi voxAudita est quasi vox
  50. 🔍 23% Aspice Domine quia factaAspice Domine quia facta
  51. 🔍 22% Veni Domine et noliVeni Domine et noli
  52. 🔍 22% Hymnum canentes martyrumHymnum canentes martyrum
  53. 🔍 22% Triumphat mundi principemTriumphat mundi principem
  54. 🔍 22% Summi sacerdos NuminisSummi sacerdos Numinis
  55. 🔍 22% Rex glorioseRex gloriose
  56. 🔍 22% In Deo salutareIn Deo salutare
  57. 🔍 22% Viri GalilaeiViri Galilaei
  58. 🔍 22% Obaudite meObaudite me
  59. 🔍 22% AdducenturAdducentur
  60. 🔍 22% Paratum cor meumParatum cor meum
  61. 🔍 22% VerumtamenVerumtamen
  62. 🔍 22% Vexilla RegisVexilla Regis
  63. 🔍 22% Gloria XIIIGloria XIII
  64. 🔍 22% Benedicta et venerabilisBenedicta et venerabilis
  65. 🔍 22% Te sancte rursus LudoviceTe sancte rursus Ludovice