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% Spiritus DominiSpiritus Domini
  2. 🔍 70% Rogavi pro teRogavi pro te
  3. 🔍 69% Juravit DominusJuravit Dominus
  4. 🔍 65% Juravit DominusJuravit Dominus
  5. 🔍 47% Spiritus DominiSpiritus Domini
  6. 🔍 43% Spiritus DominiSpiritus Domini
  7. 🔍 39% Rogavi pro teRogavi pro te
  8. 🔍 36% Juravit DominusJuravit Dominus
  9. 🔍 32% Justorum animaeJustorum animae
  10. 🔍 31% Stetit AngelusStetit Angelus
  11. 🔍 29% Ave Rex nosterAve Rex noster
  12. 🔍 27% Stetit pontifexStetit pontifex
  13. 🔍 26% Felix namque esFelix namque es
  14. 🔍 26% Stetit PontifexStetit Pontifex
  15. 🔍 26% Optime PaterOptime Pater
  16. 🔍 26% Justorum animae (Off.)Justorum animae (Off.)
  17. 🔍 25% Dilexit AndreamDilexit Andream
  18. 🔍 25% DeclinaboDeclinabo
  19. 🔍 25% Beata nobis gaudiaBeata nobis gaudia
  20. 🔍 25% Ave Regina caelorumAve Regina caelorum
  21. 🔍 25% Felix namque esFelix namque es
  22. 🔍 25% Ave Rex nosterAve Rex noster
  23. 🔍 24% Felix namque esFelix namque es
  24. 🔍 24% Senex puerumSenex puerum
  25. 🔍 24% VerumtamenVerumtamen
  26. 🔍 24% Beata nobis gaudiaBeata nobis gaudia
  27. 🔍 24% AemulorAemulor
  28. 🔍 24% Stetit Angelus (Off)Stetit Angelus (Off)
  29. 🔍 24% Laetatus sumLaetatus sum
  30. 🔍 24% Quomodo fiet istudQuomodo fiet istud
  31. 🔍 24% ObtuleruntObtulerunt
  32. 🔍 24% Auditui meoAuditui meo
  33. 🔍 24% Beatus vir qui suffertBeatus vir qui suffert
  34. 🔍 23% Assumpta estAssumpta est
  35. 🔍 23% Viri GalilaeiViri Galilaei
  36. 🔍 23% Justus ut palmaJustus ut palma
  37. 🔍 23% Te saeculorum PrincipemTe saeculorum Principem
  38. 🔍 23% Ave Rex nosterAve Rex noster
  39. 🔍 23% De quacumqueDe quacumque
  40. 🔍 23% Factus estFactus est
  41. 🔍 23% Cornelius centurioCornelius centurio
  42. 🔍 23% Stetit Angelus (Off)Stetit Angelus (Off)
  43. 🔍 23% DolorosaDolorosa
  44. 🔍 22% FranciscusFranciscus
  45. 🔍 22% Hic EdmundusHic Edmundus
  46. 🔍 22% Angelus Domini descenditAngelus Domini descendit
  47. 🔍 22% Libera me Domine de morteLibera me Domine de morte
  48. 🔍 22% EmulorEmulor
  49. 🔍 22% HumiliavitHumiliavit
  50. 🔍 22% Trinitas summoTrinitas summo
  51. 🔍 22% Posuisti DominePosuisti Domine
  52. 🔍 21% Justus ut palmaJustus ut palma
  53. 🔍 21% Justorum animaeJustorum animae
  54. 🔍 21% ResponsumResponsum
  55. 🔍 21% Sertum gestansSertum gestans
  56. 🔍 21% Averte faciemAverte faciem
  57. 🔍 21% Introduxit nos DominusIntroduxit nos Dominus
  58. 🔍 21% Te saeculorum PrincipemTe saeculorum Principem
  59. 🔍 21% Protexisti meProtexisti me
  60. 🔍 21% Beata visceraBeata viscera
  61. 🔍 21% DilexistiDilexisti
  62. 🔍 21% Viri GalilaeiViri Galilaei
  63. 🔍 21% Domine Jesu ChristeDomine Jesu Christe
  64. 🔍 21% Ave Rex nosterAve Rex noster
  65. 🔍 21% Attende caelumAttende caelum