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% Puer natus estPuer natus est
  2. 🔍 51% Puer Natus EstPuer Natus Est
  3. 🔍 42% Signum magnumSignum magnum
  4. 🔍 41% Exaudi nosExaudi nos
  5. 🔍 37% Puer natus estPuer natus est
  6. 🔍 36% Adjutor et protectorAdjutor et protector
  7. 🔍 36% Oculi meiOculi mei
  8. 🔍 34% Puer natus estPuer natus est
  9. 🔍 33% Puer natus estPuer natus est
  10. 🔍 33% Respice DomineRespice Domine
  11. 🔍 32% Populus SyonPopulus Syon
  12. 🔍 32% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  13. 🔍 32% Puer natus estPuer natus est
  14. 🔍 32% HosannaHosanna
  15. 🔍 31% Exspectans exspectaviExspectans exspectavi
  16. 🔍 31% Cantate DominoCantate Domino
  17. 🔍 31% VoveteVovete
  18. 🔍 31% ConfessioConfessio
  19. 🔍 31% In medioIn medio
  20. 🔍 30% Mihi autem absit Ps. MementoMihi autem absit Ps. Memento
  21. 🔍 30% Vultum tuumVultum tuum
  22. 🔍 30% Juravit DominusJuravit Dominus
  23. 🔍 30% Puer natus estPuer natus est
  24. 🔍 30% Invocabit meInvocabit me
  25. 🔍 30% Cantate DominoCantate Domino
  26. 🔍 30% Gloria (Introits tone 2)Gloria (Introits tone 2)
  27. 🔍 29% Viri GalilaeiViri Galilaei
  28. 🔍 29% Scapulis suisScapulis suis
  29. 🔍 29% Dominus fortitudoDominus fortitudo
  30. 🔍 29% Benedicta sit sanctaBenedicta sit sancta
  31. 🔍 29% ExsultetExsultet
  32. 🔍 29% Benedicam DominumBenedicam Dominum
  33. 🔍 29% Aqua sapientiaeAqua sapientiae
  34. 🔍 29% In medioIn medio
  35. 🔍 29% Scapulis suisScapulis suis
  36. 🔍 28% Qui habitatQui habitat
  37. 🔍 28% Crucem tuam adoramusCrucem tuam adoramus
  38. 🔍 28% Postquam surrexitPostquam surrexit
  39. 🔍 28% Dominus dixitDominus dixit
  40. 🔍 28% Dominus illuminatio meaDominus illuminatio mea
  41. 🔍 28% Ecce advenitEcce advenit
  42. 🔍 27% Vocem jucunditatisVocem jucunditatis
  43. 🔍 27% Gloria (Introits tone 7)Gloria (Introits tone 7)
  44. 🔍 27% In virtute tuaIn virtute tua
  45. 🔍 27% Precatus estPrecatus est
  46. 🔍 27% Introduxit nos DominusIntroduxit nos Dominus
  47. 🔍 27% Tu puerTu puer
  48. 🔍 27% Terribilis estTerribilis est
  49. 🔍 27% Cantemus DominoCantemus Domino
  50. 🔍 27% Nos autemNos autem
  51. 🔍 26% Cibavit eosCibavit eos
  52. 🔍 26% Omnis terraOmnis terra
  53. 🔍 26% Dicit DominusDicit Dominus
  54. 🔍 26% Dominus JesusDominus Jesus
  55. 🔍 26% Tollite portasTollite portas
  56. 🔍 26% Spiritus DominiSpiritus Domini
  57. 🔍 26% Cibavit eosCibavit eos
  58. 🔍 26% Tolle puerumTolle puerum
  59. 🔍 26% Oculi meiOculi mei
  60. 🔍 26% Nos autemNos autem
  61. 🔍 26% Dum clamaremDum clamarem
  62. 🔍 26% Ave MariaAve Maria
  63. 🔍 26% Dum sanctificatusDum sanctificatus
  64. 🔍 25% HumiliavitHumiliavit
  65. 🔍 25% In voluntateIn voluntate