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% Inclinet DominusInclinet Dominus
  2. 🔍 71% Stetit PontifexStetit Pontifex
  3. 🔍 71% Stetit Angelus (Off)Stetit Angelus (Off)
  4. 🔍 68% Justorum animae (Off.)Justorum animae (Off.)
  5. 🔍 62% Inclinet DominusInclinet Dominus
  6. 🔍 62% Obaudite meObaudite me
  7. 🔍 60% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  8. 🔍 53% Beata nobis gaudiaBeata nobis gaudia
  9. 🔍 53% Te saeculorum PrincipemTe saeculorum Principem
  10. 🔍 53% Beata nobisBeata nobis
  11. 🔍 53% Beata nobis gaudiaBeata nobis gaudia
  12. 🔍 48% O salutaris Hostia IIIO salutaris Hostia III
  13. 🔍 42% Te saeculorum PrincipemTe saeculorum Principem
  14. 🔍 42% Beata nobis gaudiaBeata nobis gaudia
  15. 🔍 41% Beata nobis gaudiaBeata nobis gaudia
  16. 🔍 41% Stetit pontifexStetit pontifex
  17. 🔍 40% Petite cum AlleluiaPetite cum Alleluia
  18. 🔍 40% Felix namque esFelix namque es
  19. 🔍 39% Deus docuistiDeus docuisti
  20. 🔍 39% Te saeculorum PrincipemTe saeculorum Principem
  21. 🔍 39% Ego Dominus inebriaboEgo Dominus inebriabo
  22. 🔍 39% O crux splendidiorO crux splendidior
  23. 🔍 38% Angelus Domini apparuitAngelus Domini apparuit
  24. 🔍 37% Memento nostriMemento nostri
  25. 🔍 37% Justorum animae (Off.)Justorum animae (Off.)
  26. 🔍 36% VerumtamenVerumtamen
  27. 🔍 36% Justus ut palma (Intr.)Justus ut palma (Intr.)
  28. 🔍 36% Stetit PontifexStetit Pontifex
  29. 🔍 36% Stetit Angelus (Off)Stetit Angelus (Off)
  30. 🔍 36% Erit vobisErit vobis
  31. 🔍 35% Petite sine AlleluiaPetite sine Alleluia
  32. 🔍 35% ExclamaveruntExclamaverunt
  33. 🔍 35% Sinite parvulosSinite parvulos
  34. 🔍 35% Cor meumCor meum
  35. 🔍 34% Viri GalilaeiViri Galilaei
  36. 🔍 34% VerumtamenVerumtamen
  37. 🔍 34% Gaudete cum alleluiaGaudete cum alleluia
  38. 🔍 34% ConsummatusConsummatus
  39. 🔍 34% Unus panisUnus panis
  40. 🔍 33% Agnus Dei VIIIAgnus Dei VIII
  41. 🔍 33% GloriabunturGloriabuntur
  42. 🔍 33% ExclamaveruntExclamaverunt
  43. 🔍 33% Justorum animaeJustorum animae
  44. 🔍 33% Cantate DominoCantate Domino
  45. 🔍 33% ImmolabitImmolabit
  46. 🔍 33% ImmolabitImmolabit
  47. 🔍 33% Stetit Angelus (Off, verses)Stetit Angelus (Off, verses)
  48. 🔍 33% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  49. 🔍 33% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  50. 🔍 33% Felix namque esFelix namque es
  51. 🔍 33% Inclina DomineInclina Domine
  52. 🔍 33% Sedebit DominusSedebit Dominus
  53. 🔍 32% ExsurgeExsurge
  54. 🔍 32% Ave gratia plenaAve gratia plena
  55. 🔍 32% Stetit AngelusStetit Angelus
  56. 🔍 32% Erit autem sanguisErit autem sanguis
  57. 🔍 32% Os justiOs justi
  58. 🔍 32% Duo SeraphimDuo Seraphim
  59. 🔍 32% Immolabit haedumImmolabit haedum
  60. 🔍 32% Stetit Angelus (Off)Stetit Angelus (Off)
  61. 🔍 32% Cum sublevassetCum sublevasset
  62. 🔍 32% In medio EcclesiaeIn medio Ecclesiae
  63. 🔍 31% Agnus XVIIAgnus XVII
  64. 🔍 31% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  65. 🔍 31% Beati qui custodiuntBeati qui custodiunt