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% Justorum anime (Grad.)Justorum anime (Grad.)
  2. 🔍 68% Justorum animeJustorum anime
  3. 🔍 61% Unam petii... Ut... visitemUnam petii... Ut... visitem
  4. 🔍 59% Bonum est confidereBonum est confidere
  5. 🔍 59% Unam petii... Ut... protegarUnam petii... Ut... protegar
  6. 🔍 59% In Deo confisumIn Deo confisum
  7. 🔍 49% Propter veritatemPropter veritatem
  8. 🔍 48% Justorum animaeJustorum animae
  9. 🔍 48% Beatus quicumqueBeatus quicumque
  10. 🔍 46% MementoteMementote
  11. 🔍 45% Justus cum cecideritJustus cum ceciderit
  12. 🔍 44% Esto mihiEsto mihi
  13. 🔍 43% Propitius esto (Grad.)Propitius esto (Grad.)
  14. 🔍 43% Anima... sicut passerAnima... sicut passer
  15. 🔍 43% Da nobis DeusDa nobis Deus
  16. 🔍 42% Ecce sacerdosEcce sacerdos
  17. 🔍 42% Aquae multaeAquae multae
  18. 🔍 42% Sicut liliumSicut lilium
  19. 🔍 41% Ego sapientiaEgo sapientia
  20. 🔍 40% Pontifex sacerdosPontifex sacerdos
  21. 🔍 40% Unam petii... BeatiUnam petii... Beati
  22. 🔍 40% Pacifice loquebanturPacifice loquebantur
  23. 🔍 38% Justorum animaeJustorum animae
  24. 🔍 37% Tribulationes cordisTribulationes cordis
  25. 🔍 37% Domine Dominus nosterDomine Dominus noster
  26. 🔍 36% Christus factus estChristus factus est
  27. 🔍 36% Locus isteLocus iste
  28. 🔍 36% In Deo speravitIn Deo speravit
  29. 🔍 35% Protector nosterProtector noster
  30. 🔍 35% Respice DomineRespice Domine
  31. 🔍 35% Discerne causamDiscerne causam
  32. 🔍 34% Timebunt gentesTimebunt gentes
  33. 🔍 34% Beatus vir qui timet (All.)Beatus vir qui timet (All.)
  34. 🔍 34% Fuit homoFuit homo
  35. 🔍 34% Suscepimus Deus (Grad.)Suscepimus Deus (Grad.)
  36. 🔍 34% Probasti Domine (Grad.)Probasti Domine (Grad.)
  37. 🔍 34% Exiit sermo (Grad.)Exiit sermo (Grad.)
  38. 🔍 33% Annuntiavi justitiamAnnuntiavi justitiam
  39. 🔍 33% Tollite hostiasTollite hostias
  40. 🔍 33% Unam petii... Ut... visitemUnam petii... Ut... visitem
  41. 🔍 33% Justorum animae (Off.)Justorum animae (Off.)
  42. 🔍 32% Ego dixi DomineEgo dixi Domine
  43. 🔍 32% Specie tua (Grad.)Specie tua (Grad.)
  44. 🔍 32% Convertere DomineConvertere Domine
  45. 🔍 32% Propter fratres meosPropter fratres meos
  46. 🔍 31% Sederunt principesSederunt principes
  47. 🔍 31% Confiteantur tibiConfiteantur tibi
  48. 🔍 31% Justorum animae (Com.)Justorum animae (Com.)
  49. 🔍 31% Ad DominumAd Dominum
  50. 🔍 31% Anima nostraAnima nostra
  51. 🔍 30% Gloria et honore (Grad.)Gloria et honore (Grad.)
  52. 🔍 30% Bonitas DominiBonitas Domini
  53. 🔍 30% Qui operatus estQui operatus est
  54. 🔍 30% Miserere mei DeusMiserere mei Deus
  55. 🔍 30% JustorumJustorum
  56. 🔍 30% Quis sicut DominusQuis sicut Dominus
  57. 🔍 30% Beata gensBeata gens
  58. 🔍 29% Justorum animae (Com.)Justorum animae (Com.)
  59. 🔍 29% Anima nostraAnima nostra
  60. 🔍 29% Bonum est confidereBonum est confidere
  61. 🔍 29% Anima...sicut passerAnima...sicut passer
  62. 🔍 29% Ecce vicit leoEcce vicit leo
  63. 🔍 29% Unam petii... Ut... visitemUnam petii... Ut... visitem
  64. 🔍 29% TenebraeTenebrae
  65. 🔍 29% Fidelis servus (Com.)Fidelis servus (Com.)