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% Unus panisUnus panis
  2. 🔍 59% Duo SeraphimDuo Seraphim
  3. 🔍 57% Immolabit haedumImmolabit haedum
  4. 🔍 53% ImmolabitImmolabit
  5. 🔍 53% ImmolabitImmolabit
  6. 🔍 48% Te sanctum DominumTe sanctum Dominum
  7. 🔍 44% Beata nobisBeata nobis
  8. 🔍 44% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  9. 🔍 43% Beata nobis gaudiaBeata nobis gaudia
  10. 🔍 42% Beata nobis gaudiaBeata nobis gaudia
  11. 🔍 42% Te saeculorum PrincipemTe saeculorum Principem
  12. 🔍 41% Solem justitiaeSolem justitiae
  13. 🔍 40% PrincipesPrincipes
  14. 🔍 39% O MartineO Martine
  15. 🔍 39% O crux splendidiorO crux splendidior
  16. 🔍 38% Domus meaDomus mea
  17. 🔍 38% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  18. 🔍 38% Beata es Virgo Maria quae (Resp)Beata es Virgo Maria quae (Resp)
  19. 🔍 38% Justorum animae (Off.)Justorum animae (Off.)
  20. 🔍 38% Sinite parvulosSinite parvulos
  21. 🔍 38% Bonitas DominiBonitas Domini
  22. 🔍 38% Inclina DomineInclina Domine
  23. 🔍 37% Stetit PontifexStetit Pontifex
  24. 🔍 37% Ego dixi Domine IIEgo dixi Domine II
  25. 🔍 37% Benedicimus DeumBenedicimus Deum
  26. 🔍 37% StatuitStatuit
  27. 🔍 37% In salutariIn salutari
  28. 🔍 37% Fidelis servus et prudens (Resp.)Fidelis servus et prudens (Resp.)
  29. 🔍 37% Petite cum AlleluiaPetite cum Alleluia
  30. 🔍 37% Beatus quicumqueBeatus quicumque
  31. 🔍 37% SenioresSeniores
  32. 🔍 36% Hodie beata VirgoHodie beata Virgo
  33. 🔍 36% Ecce virgoEcce virgo
  34. 🔍 36% Ecce vicit leoEcce vicit leo
  35. 🔍 36% Memento nostriMemento nostri
  36. 🔍 36% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  37. 🔍 36% MemorareMemorare
  38. 🔍 36% Confiteantur tibiConfiteantur tibi
  39. 🔍 36% SperaSpera
  40. 🔍 36% Gaudeamus... Mariae... Boni ConsiliiGaudeamus... Mariae... Boni Consilii
  41. 🔍 36% Sicut dilexit meSicut dilexit me
  42. 🔍 35% O salutaris Hostia IIIO salutaris Hostia III
  43. 🔍 35% TenebraeTenebrae
  44. 🔍 35% Ecce Dominus venietEcce Dominus veniet
  45. 🔍 35% Venite adoremusVenite adoremus
  46. 🔍 35% Gloria (ad lib.) II.Gloria (ad lib.) II.
  47. 🔍 35% Eram quasi agnusEram quasi agnus
  48. 🔍 35% Virgo parens ChristiVirgo parens Christi
  49. 🔍 35% Adoramus te sanctissimeAdoramus te sanctissime
  50. 🔍 35% Animam meamAnimam meam
  51. 🔍 35% Confitebor tibi... in totoConfitebor tibi... in toto
  52. 🔍 35% Simon JoannisSimon Joannis
  53. 🔍 35% Quem vidistisQuem vidistis
  54. 🔍 35% Stetit Angelus (Off)Stetit Angelus (Off)
  55. 🔍 35% Laetare JerusalemLaetare Jerusalem
  56. 🔍 35% Quem terra pontus sideraQuem terra pontus sidera
  57. 🔍 35% SanctificavitSanctificavit
  58. 🔍 34% Ecce vidimus Ecce vidimus
  59. 🔍 34% Descendit de caelisDescendit de caelis
  60. 🔍 34% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  61. 🔍 34% Adoremus in aeternum IIAdoremus in aeternum II
  62. 🔍 34% Laetamini in DominoLaetamini in Domino
  63. 🔍 34% CaligaveruntCaligaverunt
  64. 🔍 34% Tota pulchra es amica meaTota pulchra es amica mea
  65. 🔍 34% Cor meumCor meum