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% Salve Regina (simple tone with English translation)Salve Regina (simple tone with English translation)
  2. 🔍 39% Salve Regina (tonus simplici)Salve Regina (tonus simplici)
  3. 🔍 39% Salve Regina (simplex)Salve Regina (simplex)
  4. 🔍 37% Salve Regina (simple tone)Salve Regina (simple tone)
  5. 🔍 35% Salve Regina (in cantu simplici)Salve Regina (in cantu simplici)
  6. 🔍 33% Salve Regina (simple tone)Salve Regina (simple tone)
  7. 🔍 33% Salve ReginaSalve Regina
  8. 🔍 32% Salve ReginaSalve Regina
  9. 🔍 28% Ave Maria (Hail Mary)Ave Maria (Hail Mary)
  10. 🔍 27% Salve Regina (tono solemnis)Salve Regina (tono solemnis)
  11. 🔍 26% Salve ReginaSalve Regina
  12. 🔍 26% Salve Regina (monasticum)Salve Regina (monasticum)
  13. 🔍 25% Salve ReginaSalve Regina
  14. 🔍 25% Salve ReginaSalve Regina
  15. 🔍 25% Salve ReginaSalve Regina
  16. 🔍 25% Salve Regina (alter cantus de Processionali Quebecense)Salve Regina (alter cantus de Processionali Quebecense)
  17. 🔍 24% Salve ReginaSalve Regina
  18. 🔍 24% QuotiescumqueQuotiescumque
  19. 🔍 22% Domine Jesu ChristeDomine Jesu Christe
  20. 🔍 22% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  21. 🔍 22% Lauda Syon SalvatoremLauda Syon Salvatorem
  22. 🔍 21% Salve ReginaSalve Regina
  23. 🔍 20% GloriaGloria
  24. 🔍 20% Ave Rex nosterAve Rex noster
  25. 🔍 19% Stabat MaterStabat Mater
  26. 🔍 19% Benedicamus (ad lib.)Benedicamus (ad lib.)
  27. 🔍 19% Sicut in holocaustoSicut in holocausto
  28. 🔍 19% Before the ending of the day (Memorials and Feasts of Our Lady)Before the ending of the day (Memorials and Feasts of Our Lady)
  29. 🔍 18% EmendemusEmendemus
  30. 🔍 18% Terribilis estTerribilis est
  31. 🔍 18% Lumen HilareLumen Hilare
  32. 🔍 18% Before the ending of the day (ferial tone)Before the ending of the day (ferial tone)
  33. 🔍 18% Ave MariaAve Maria
  34. 🔍 18% Crucem tuam adoramusCrucem tuam adoramus
  35. 🔍 18% De fructu operumDe fructu operum
  36. 🔍 18% Before the ending of the day (Memorial tone)Before the ending of the day (Memorial tone)
  37. 🔍 18% SanctificavitSanctificavit
  38. 🔍 18% Calix benedictionisCalix benedictionis
  39. 🔍 18% In splendoribusIn splendoribus
  40. 🔍 18% Ex ore infantiumEx ore infantium
  41. 🔍 17% Gaudeamus ... AnnaGaudeamus ... Anna
  42. 🔍 17% Te Deum (Simple tone)Te Deum (Simple tone)
  43. 🔍 17% Omnia quae fecistiOmnia quae fecisti
  44. 🔍 17% Adoremus Ps. Laudate Dominum. IIIAdoremus Ps. Laudate Dominum. III
  45. 🔍 17% Data est MihiData est Mihi
  46. 🔍 17% Victimae paschaliVictimae paschali
  47. 🔍 17% Before the ending of the day (Advent tone)Before the ending of the day (Advent tone)
  48. 🔍 17% Before the ending of the day (Epiphany tone)Before the ending of the day (Epiphany tone)
  49. 🔍 17% Before the ending of the day (Sunday tone)Before the ending of the day (Sunday tone)
  50. 🔍 17% In voluntateIn voluntate
  51. 🔍 17% Ave Maria ... et benedictusAve Maria ... et benedictus
  52. 🔍 17% Before the ending of the day (Feast tone)Before the ending of the day (Feast tone)
  53. 🔍 17% Tecum principiumTecum principium
  54. 🔍 17% Before the ending of the day (Solemnity tone)Before the ending of the day (Solemnity tone)
  55. 🔍 17% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  56. 🔍 17% Veni Sancte SpiritusVeni Sancte Spiritus
  57. 🔍 17% Intret in conspectuIntret in conspectu
  58. 🔍 16% Ave Maria ... et benedictusAve Maria ... et benedictus
  59. 🔍 16% Nunc scioNunc scio
  60. 🔍 16% Da pacemDa pacem
  61. 🔍 16% Credo IIICredo III
  62. 🔍 16% CognoviCognovi
  63. 🔍 16% The Reproaches (9)The Reproaches (9)
  64. 🔍 16% Pueri Hebraeorum 2Pueri Hebraeorum 2
  65. 🔍 16% Gaudeamus ... AgathaGaudeamus ... Agatha