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% Candor estCandor est
  2. 🔍 68% Levita LaurentiusLevita Laurentius
  3. 🔍 46% ConcepcioConcepcio
  4. 🔍 45% Optimam partemOptimam partem
  5. 🔍 43% Levita LaurentiusLevita Laurentius
  6. 🔍 42% Caro meaCaro mea
  7. 🔍 38% Caro meaCaro mea
  8. 🔍 37% Caro mea vereCaro mea vere
  9. 🔍 36% Nativitas gloriosae VirginisNativitas gloriosae Virginis
  10. 🔍 33% LaetabiturLaetabitur
  11. 🔍 32% Candor estCandor est
  12. 🔍 31% Levita LaurentiusLevita Laurentius
  13. 🔍 30% Candor estCandor est
  14. 🔍 28% Magnus DominusMagnus Dominus
  15. 🔍 26% SolemnitasSolemnitas
  16. 🔍 25% Magnus DominusMagnus Dominus
  17. 🔍 25% DilexistiDilexisti
  18. 🔍 25% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  19. 🔍 24% Dum venerit ParaclitusDum venerit Paraclitus
  20. 🔍 22% In omnem terramIn omnem terram
  21. 🔍 22% HosannaHosanna
  22. 🔍 22% Tollite portasTollite portas
  23. 🔍 22% Benedictus DominusBenedictus Dominus
  24. 🔍 22% Concussum estConcussum est
  25. 🔍 22% Adjutor et protectorAdjutor et protector
  26. 🔍 22% In die resurrectionisIn die resurrectionis
  27. 🔍 22% Magnus DominusMagnus Dominus
  28. 🔍 22% Quoniam Deus magnusQuoniam Deus magnus
  29. 🔍 21% Justus ut palmaJustus ut palma
  30. 🔍 21% Crastina dieCrastina die
  31. 🔍 21% Domine Jesu ChristeDomine Jesu Christe
  32. 🔍 21% Tibi gloriaTibi gloria
  33. 🔍 21% Tecum principiumTecum principium
  34. 🔍 20% Quinque prudentesQuinque prudentes
  35. 🔍 20% Beatus vir qui timetBeatus vir qui timet
  36. 🔍 20% Beata visceraBeata viscera
  37. 🔍 20% Tu puerTu puer
  38. 🔍 20% Lumen gentiumLumen gentium
  39. 🔍 20% Puer natus estPuer natus est
  40. 🔍 20% In medioIn medio
  41. 🔍 20% RequiemRequiem
  42. 🔍 20% Cantemus DominoCantemus Domino
  43. 🔍 20% Juravit DominusJuravit Dominus
  44. 🔍 20% Misericordia DominiMisericordia Domini
  45. 🔍 20% Propter veritatemPropter veritatem
  46. 🔍 20% Justorum animaeJustorum animae
  47. 🔍 20% Justus ut palmaJustus ut palma
  48. 🔍 20% Post dies octoPost dies octo
  49. 🔍 20% Post dies octoPost dies octo
  50. 🔍 20% ObtuleruntObtulerunt
  51. 🔍 20% Video caelosVideo caelos
  52. 🔍 20% Attende caelumAttende caelum
  53. 🔍 20% Ave Rex nosterAve Rex noster
  54. 🔍 20% Dominus regnavit exsultetDominus regnavit exsultet
  55. 🔍 20% Specie tuaSpecie tua
  56. 🔍 20% Salve sancta ParensSalve sancta Parens
  57. 🔍 20% Os justiOs justi
  58. 🔍 20% Populus SyonPopulus Syon
  59. 🔍 19% Vultum tuumVultum tuum
  60. 🔍 19% Gaudeamus ... AnnaGaudeamus ... Anna
  61. 🔍 19% StatuitStatuit
  62. 🔍 19% Vinea facta estVinea facta est
  63. 🔍 19% Dicit DominusDicit Dominus
  64. 🔍 19% Minuisti eumMinuisti eum
  65. 🔍 19% Domine praevenistiDomine praevenisti