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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Before the ending of the day (Memorials and Feasts of Our Lady)Before the ending of the day (Memorials and Feasts of Our Lady)
  2. πŸ” 87% Before the ending of the day (Sunday tone)Before the ending of the day (Sunday tone)
  3. πŸ” 86% Before the ending of the day (Feast tone)Before the ending of the day (Feast tone)
  4. πŸ” 86% Before the ending of the day (Epiphany tone)Before the ending of the day (Epiphany tone)
  5. πŸ” 86% Before the ending of the day (Solemnity tone)Before the ending of the day (Solemnity tone)
  6. πŸ” 84% Before the ending of the day (Advent tone)Before the ending of the day (Advent tone)
  7. πŸ” 84% Before the ending of the day (ferial tone)Before the ending of the day (ferial tone)
  8. πŸ” 82% Before the ending of the day (Memorial tone)Before the ending of the day (Memorial tone)
  9. πŸ” 33% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  10. πŸ” 30% Gloria (Introits tone 8)Gloria (Introits tone 8)
  11. πŸ” 28% Gloria (Introits tone 7)Gloria (Introits tone 7)
  12. πŸ” 28% Gloria (Introits tone 3)Gloria (Introits tone 3)
  13. πŸ” 28% Ave Rex nosterAve Rex noster
  14. πŸ” 28% Gloria (Introits tone 5)Gloria (Introits tone 5)
  15. πŸ” 28% Gloria (Introits tone 4)Gloria (Introits tone 4)
  16. πŸ” 27% Gloria (Introits tone 1)Gloria (Introits tone 1)
  17. πŸ” 26% Bernardus doctor Γ­nclitusBernardus doctor Γ­nclitus
  18. πŸ” 26% Te gestientem gaudiisTe gestientem gaudiis
  19. πŸ” 26% Bernarde gemma caelitum Bernarde gemma caelitum
  20. πŸ” 26% O virgo mater filiaO virgo mater filia
  21. πŸ” 26% Pueri Hebraeorum 2Pueri Hebraeorum 2
  22. πŸ” 26% Fit porta ChristiFit porta Christi
  23. πŸ” 25% Adorna thalamumAdorna thalamum
  24. πŸ” 25% Mole gravatiMole gravati
  25. πŸ” 25% Credo IIICredo III
  26. πŸ” 24% Lumen HilareLumen Hilare
  27. πŸ” 24% Lauda Syon SalvatoremLauda Syon Salvatorem
  28. πŸ” 24% O gloriosa DominaO gloriosa Domina
  29. πŸ” 24% Gloria (Introits tone 2)Gloria (Introits tone 2)
  30. πŸ” 24% Omnis sanctorum concioOmnis sanctorum concio
  31. πŸ” 24% Gloria (Introits tone 6)Gloria (Introits tone 6)
  32. πŸ” 24% Nunc scioNunc scio
  33. πŸ” 24% Omnis sanctorum concioOmnis sanctorum concio
  34. πŸ” 23% ExsultetExsultet
  35. πŸ” 23% Gaudeamus ... AnnaGaudeamus ... Anna
  36. πŸ” 23% QuotiescumqueQuotiescumque
  37. πŸ” 23% Deus IsraelDeus Israel
  38. πŸ” 23% Occurrunt turbaeOccurrunt turbae
  39. πŸ” 23% SuscepimusSuscepimus
  40. πŸ” 22% Domini est terraDomini est terra
  41. πŸ” 22% In Nomine Jesu 2In Nomine Jesu 2
  42. πŸ” 22% GloriaGloria
  43. πŸ” 22% SuscepimusSuscepimus
  44. πŸ” 22% Adorna ThalamumAdorna Thalamum
  45. πŸ” 22% Gaudeamus ... AgathaGaudeamus ... Agatha
  46. πŸ” 22% Gaudeamus ... ConceptionGaudeamus ... Conception
  47. πŸ” 22% Gaudeamus ... AssumptionGaudeamus ... Assumption
  48. πŸ” 22% Hodie scietisHodie scietis
  49. πŸ” 22% Cum angelisCum angelis
  50. πŸ” 22% Quae caritatisQuae caritatis
  51. πŸ” 21% Stabat MaterStabat Mater
  52. πŸ” 21% Ex ore infantiumEx ore infantium
  53. πŸ” 21% Ave Maria (Hail Mary)Ave Maria (Hail Mary)
  54. πŸ” 21% Ab ortu solisAb ortu solis
  55. πŸ” 21% Crucem tuam adoramusCrucem tuam adoramus
  56. πŸ” 21% Exaudi nosExaudi nos
  57. πŸ” 21% HosannaHosanna
  58. πŸ” 21% In splendoribusIn splendoribus
  59. πŸ” 21% Domine Jesu ChristeDomine Jesu Christe
  60. πŸ” 21% Dum venerit ParaclitusDum venerit Paraclitus
  61. πŸ” 21% Calix benedictionisCalix benedictionis
  62. πŸ” 21% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  63. πŸ” 21% Protector nosterProtector noster
  64. πŸ” 21% Te gestientem gaudiisTe gestientem gaudiis
  65. πŸ” 21% EmendemusEmendemus