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% Obaudite meObaudite me
  2. 🔍 77% Stetit PontifexStetit Pontifex
  3. 🔍 76% Justorum animae (Off.)Justorum animae (Off.)
  4. 🔍 75% Stetit Angelus (Off)Stetit Angelus (Off)
  5. 🔍 62% Inclinet DominusInclinet Dominus
  6. 🔍 41% O crux splendidiorO crux splendidior
  7. 🔍 41% Beata nobis gaudiaBeata nobis gaudia
  8. 🔍 41% Petite cum AlleluiaPetite cum Alleluia
  9. 🔍 40% Beata nobis gaudiaBeata nobis gaudia
  10. 🔍 40% Beata nobisBeata nobis
  11. 🔍 40% Te saeculorum PrincipemTe saeculorum Principem
  12. 🔍 38% Memento nostriMemento nostri
  13. 🔍 36% Ecce DeusEcce Deus
  14. 🔍 36% In salutariIn salutari
  15. 🔍 36% Obaudite meObaudite me
  16. 🔍 36% Angelus Domini apparuitAngelus Domini apparuit
  17. 🔍 36% Ego Dominus inebriaboEgo Dominus inebriabo
  18. 🔍 36% Justus ut palma (Intr.)Justus ut palma (Intr.)
  19. 🔍 36% Sinite parvulosSinite parvulos
  20. 🔍 35% Petite sine AlleluiaPetite sine Alleluia
  21. 🔍 35% ExsurgeExsurge
  22. 🔍 35% Deus docuistiDeus docuisti
  23. 🔍 35% Erit vobisErit vobis
  24. 🔍 35% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  25. 🔍 35% Stetit pontifexStetit pontifex
  26. 🔍 34% O salutaris Hostia IIIO salutaris Hostia III
  27. 🔍 34% Stetit Angelus (Off)Stetit Angelus (Off)
  28. 🔍 34% Cantate DominoCantate Domino
  29. 🔍 34% De ventre matrisDe ventre matris
  30. 🔍 34% Manum suamManum suam
  31. 🔍 34% Agnus Dei VIIIAgnus Dei VIII
  32. 🔍 34% Gloria (ad lib.) II.Gloria (ad lib.) II.
  33. 🔍 34% ConsummatusConsummatus
  34. 🔍 34% Hodie beata VirgoHodie beata Virgo
  35. 🔍 34% Laetare JerusalemLaetare Jerusalem
  36. 🔍 33% Duo SeraphimDuo Seraphim
  37. 🔍 33% SitientesSitientes
  38. 🔍 33% Unus panisUnus panis
  39. 🔍 33% Cor meumCor meum
  40. 🔍 33% Agnus XVIIAgnus XVII
  41. 🔍 33% GloriabunturGloriabuntur
  42. 🔍 33% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  43. 🔍 33% Felix namque esFelix namque es
  44. 🔍 33% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  45. 🔍 33% Miserere mei DeusMiserere mei Deus
  46. 🔍 33% Justorum animae (Off.)Justorum animae (Off.)
  47. 🔍 33% SenioresSeniores
  48. 🔍 33% ExclamaveruntExclamaverunt
  49. 🔍 33% Cum sublevassetCum sublevasset
  50. 🔍 32% Regnum mundiRegnum mundi
  51. 🔍 32% Sedebit DominusSedebit Dominus
  52. 🔍 32% Inclina DomineInclina Domine
  53. 🔍 32% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  54. 🔍 32% Psallite DominoPsallite Domino
  55. 🔍 32% Ecce stoEcce sto
  56. 🔍 32% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  57. 🔍 32% In splendoribusIn splendoribus
  58. 🔍 32% Si quis sititSi quis sitit
  59. 🔍 32% Amen dico vobis quod vosAmen dico vobis quod vos
  60. 🔍 32% Intende vociIntende voci
  61. 🔍 32% ExclamaveruntExclamaverunt
  62. 🔍 32% VerumtamenVerumtamen
  63. 🔍 31% Gaudete cum alleluiaGaudete cum alleluia
  64. 🔍 31% Bonitas DominiBonitas Domini
  65. 🔍 31% Credo VICredo VI