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: 2025-12-20. 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% Deus IsraelDeus Israel
  2. 🔍 65% Deus IsraelDeus Israel
  3. 🔍 61% Dues Israel (English/Spanish)Dues Israel (English/Spanish)
  4. 🔍 48% Gloria (Introits tone 6)Gloria (Introits tone 6)
  5. 🔍 47% Gloria (Introits tone 2)Gloria (Introits tone 2)
  6. 🔍 45% Gloria (Introits tone 3)Gloria (Introits tone 3)
  7. 🔍 42% Gloria (Introits tone 4)Gloria (Introits tone 4)
  8. 🔍 42% Gloria (Introits tone 8)Gloria (Introits tone 8)
  9. 🔍 39% Deus IsraelDeus Israel
  10. 🔍 38% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  11. 🔍 37% Dignus est AgnusDignus est Agnus
  12. 🔍 37% Credo IIICredo III
  13. 🔍 36% ConfessioConfessio
  14. 🔍 36% Dum sanctificatusDum sanctificatus
  15. 🔍 36% Crucem tuam adoramusCrucem tuam adoramus
  16. 🔍 36% Dignus est AgnusDignus est Agnus
  17. 🔍 36% Exaudi nosExaudi nos
  18. 🔍 36% Vidi AquamVidi Aquam
  19. 🔍 35% Introduxit nos DominusIntroduxit nos Dominus
  20. 🔍 35% HumiliavitHumiliavit
  21. 🔍 35% Lumen HilareLumen Hilare
  22. 🔍 34% Deus IsraelDeus Israel
  23. 🔍 33% Te Deum PatremTe Deum Patrem
  24. 🔍 33% Omnia quae fecistiOmnia quae fecisti
  25. 🔍 33% Mandatum novumMandatum novum
  26. 🔍 33% Gloria (Introits tone 5)Gloria (Introits tone 5)
  27. 🔍 32% Postquam surrexitPostquam surrexit
  28. 🔍 32% In Nomine Jesu 2In Nomine Jesu 2
  29. 🔍 31% Judica meJudica me
  30. 🔍 31% Hodie scietisHodie scietis
  31. 🔍 31% Gloria (Introits tone 7)Gloria (Introits tone 7)
  32. 🔍 31% Redemisti nosRedemisti nos
  33. 🔍 31% In excelso thronoIn excelso throno
  34. 🔍 31% Dum clamaremDum clamarem
  35. 🔍 30% GloriaGloria
  36. 🔍 30% Lauda Syon SalvatoremLauda Syon Salvatorem
  37. 🔍 30% ExsultetExsultet
  38. 🔍 30% Dum medium silentiumDum medium silentium
  39. 🔍 30% Stabat MaterStabat Mater
  40. 🔍 30% SapientiaSapientia
  41. 🔍 30% Si iniquitatesSi iniquitates
  42. 🔍 30% Benedicite DominumBenedicite Dominum
  43. 🔍 30% CognoviCognovi
  44. 🔍 29% Libera me Domine de morteLibera me Domine de morte
  45. 🔍 29% Nunc scioNunc scio
  46. 🔍 29% Factum est cor meumFactum est cor meum
  47. 🔍 29% Nos autemNos autem
  48. 🔍 29% Benedictus sitBenedictus sit
  49. 🔍 29% Etenim sederuntEtenim sederunt
  50. 🔍 29% Factum est cor meumFactum est cor meum
  51. 🔍 29% ObtuleruntObtulerunt
  52. 🔍 29% Nos autemNos autem
  53. 🔍 29% EmendemusEmendemus
  54. 🔍 29% Ave Maria (Hail Mary)Ave Maria (Hail Mary)
  55. 🔍 29% SanctusSanctus
  56. 🔍 28% Vocem jucunditatisVocem jucunditatis
  57. 🔍 28% Dominus DixitDominus Dixit
  58. 🔍 28% Gloria (Introits tone 1)Gloria (Introits tone 1)
  59. 🔍 28% Ab ortu solisAb ortu solis
  60. 🔍 28% Data est MihiData est Mihi
  61. 🔍 28% In voluntateIn voluntate
  62. 🔍 28% In medioIn medio
  63. 🔍 28% Laudate... omnes gentesLaudate... omnes gentes
  64. 🔍 28% Stabant juxtaStabant juxta
  65. 🔍 28% FulgentibusFulgentibus