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 animae (All.)Justorum animae (All.)
  2. 🔍 32% Justorum animae (All.)Justorum animae (All.)
  3. 🔍 21% Inveni DavidInveni David
  4. 🔍 21% Inveni DavidInveni David
  5. 🔍 21% JustorumJustorum
  6. 🔍 21% Justorum anime (Grad.)Justorum anime (Grad.)
  7. 🔍 20% SperaSpera
  8. 🔍 20% Justorum animae (Com.)Justorum animae (Com.)
  9. 🔍 19% Cantate DominoCantate Domino
  10. 🔍 19% Justorum animae (Off.)Justorum animae (Off.)
  11. 🔍 19% Tota formosaTota formosa
  12. 🔍 19% Gaudete cum alleluiaGaudete cum alleluia
  13. 🔍 19% Justorum animae (Com.)Justorum animae (Com.)
  14. 🔍 19% Justorum animaeJustorum animae
  15. 🔍 18% Qui timent DominumQui timent Dominum
  16. 🔍 18% Beata gensBeata gens
  17. 🔍 18% Custodi meCustodi me
  18. 🔍 18% Miserere mei DeusMiserere mei Deus
  19. 🔍 17% Bonitas DominiBonitas Domini
  20. 🔍 17% TradideruntTradiderunt
  21. 🔍 17% Immolabit haedumImmolabit haedum
  22. 🔍 17% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  23. 🔍 17% Gloriosus DeusGloriosus Deus
  24. 🔍 17% Justorum animae (Off.)Justorum animae (Off.)
  25. 🔍 17% Domine fortitudoDomine fortitudo
  26. 🔍 16% StatuitStatuit
  27. 🔍 16% SenioresSeniores
  28. 🔍 16% Justorum animae (Communio)Justorum animae (Communio)
  29. 🔍 16% Venite exultemus DominoVenite exultemus Domino
  30. 🔍 16% ImmolabitImmolabit
  31. 🔍 16% ImmolabitImmolabit
  32. 🔍 16% Animam meamAnimam meam
  33. 🔍 16% Christus natus est nobisChristus natus est nobis
  34. 🔍 16% Justorum animeJustorum anime
  35. 🔍 16% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  36. 🔍 16% Diligite DominumDiligite Dominum
  37. 🔍 16% Locus isteLocus iste
  38. 🔍 16% Praecursor DominiPraecursor Domini
  39. 🔍 16% Populum humilemPopulum humilem
  40. 🔍 16% Dulcis et rectusDulcis et rectus
  41. 🔍 16% Beata es VirgoBeata es Virgo
  42. 🔍 16% Domus meaDomus mea
  43. 🔍 16% Confitebor tibi... in totoConfitebor tibi... in toto
  44. 🔍 15% Gaudeamus... Mariae... Boni ConsiliiGaudeamus... Mariae... Boni Consilii
  45. 🔍 15% UniversiUniversi
  46. 🔍 15% Solem justitiaeSolem justitiae
  47. 🔍 15% In Deo speravitIn Deo speravit
  48. 🔍 15% In salutariIn salutari
  49. 🔍 15% Salus autemSalus autem
  50. 🔍 15% Sapientia reddiditSapientia reddidit
  51. 🔍 15% Ecce vicit leoEcce vicit leo
  52. 🔍 15% Propter fratres meosPropter fratres meos
  53. 🔍 15% Una horaUna hora
  54. 🔍 15% Sinite parvulosSinite parvulos
  55. 🔍 15% Beatus quicumqueBeatus quicumque
  56. 🔍 15% Unam petii... Ut... visitemUnam petii... Ut... visitem
  57. 🔍 15% Manum suamManum suam
  58. 🔍 15% Cantate DominoCantate Domino
  59. 🔍 15% SanctificavitSanctificavit
  60. 🔍 15% Fuit homoFuit homo
  61. 🔍 15% Christus factus estChristus factus est
  62. 🔍 15% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  63. 🔍 15% Sapientia hujus mundiSapientia hujus mundi
  64. 🔍 15% GloriabunturGloriabuntur
  65. 🔍 15% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)