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% Manum suamManum suam
  2. 🔍 33% Manum suamManum suam
  3. 🔍 27% Corona tribulationisCorona tribulationis
  4. 🔍 26% VerumtamenVerumtamen
  5. 🔍 25% Quomodo fiet istudQuomodo fiet istud
  6. 🔍 23% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  7. 🔍 23% Stetit pontifexStetit pontifex
  8. 🔍 23% Te saeculorum PrincipemTe saeculorum Principem
  9. 🔍 22% Felix namque esFelix namque es
  10. 🔍 22% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  11. 🔍 22% Manum suam aperuitManum suam aperuit
  12. 🔍 21% Justorum animae (Off.)Justorum animae (Off.)
  13. 🔍 21% Sertum gestansSertum gestans
  14. 🔍 21% Stetit PontifexStetit Pontifex
  15. 🔍 21% Exsultet caelum laudibus (modus 1)Exsultet caelum laudibus (modus 1)
  16. 🔍 21% Stetit Angelus (Off)Stetit Angelus (Off)
  17. 🔍 21% Te saeculorum PrincipemTe saeculorum Principem
  18. 🔍 20% Felix namque esFelix namque es
  19. 🔍 20% De quacumqueDe quacumque
  20. 🔍 20% Cornelius centurioCornelius centurio
  21. 🔍 20% In Deo speravitIn Deo speravit
  22. 🔍 20% Beata nobis gaudiaBeata nobis gaudia
  23. 🔍 20% Beata nobis gaudiaBeata nobis gaudia
  24. 🔍 20% Te sanctum DominumTe sanctum Dominum
  25. 🔍 20% AemulorAemulor
  26. 🔍 20% Inclinet DominusInclinet Dominus
  27. 🔍 20% Lux perpetuaLux perpetua
  28. 🔍 20% Ave Regina caelorumAve Regina caelorum
  29. 🔍 19% Ave Rex nosterAve Rex noster
  30. 🔍 19% Rogavi pro teRogavi pro te
  31. 🔍 19% Juravit DominusJuravit Dominus
  32. 🔍 19% Juravit DominusJuravit Dominus
  33. 🔍 19% Audita est quasi voxAudita est quasi vox
  34. 🔍 19% Christe Redemptor omniumChriste Redemptor omnium
  35. 🔍 19% SustinuimusSustinuimus
  36. 🔍 19% Isti sunt duae olivaeIsti sunt duae olivae
  37. 🔍 19% Manum suam aperuitManum suam aperuit
  38. 🔍 18% Optime PaterOptime Pater
  39. 🔍 18% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  40. 🔍 18% Propitius estoPropitius esto
  41. 🔍 18% Excelsam Pauli gloriamExcelsam Pauli gloriam
  42. 🔍 18% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  43. 🔍 18% Viri GalilaeiViri Galilaei
  44. 🔍 18% Stetit Angelus (Off)Stetit Angelus (Off)
  45. 🔍 18% Manum suamManum suam
  46. 🔍 18% Excelsam PauliExcelsam Pauli
  47. 🔍 18% In Deo speravitIn Deo speravit
  48. 🔍 18% Divina voxDivina vox
  49. 🔍 18% FranciscusFranciscus
  50. 🔍 18% Felix namque esFelix namque es
  51. 🔍 18% Ave Rex nosterAve Rex noster
  52. 🔍 18% Solve jubente DeoSolve jubente Deo
  53. 🔍 18% Dignus es DomineDignus es Domine
  54. 🔍 18% Iesu Salvator saeculiIesu Salvator saeculi
  55. 🔍 18% Te saeculorum PrincipemTe saeculorum Principem
  56. 🔍 17% Justus ut palmaJustus ut palma
  57. 🔍 17% Ave Rex nosterAve Rex noster
  58. 🔍 17% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  59. 🔍 17% Posuisti Domine (All.)Posuisti Domine (All.)
  60. 🔍 17% Spiritus DominiSpiritus Domini
  61. 🔍 17% Justorum animaeJustorum animae
  62. 🔍 17% Vexilla RegisVexilla Regis
  63. 🔍 17% Exsultet caelum laudibusExsultet caelum laudibus
  64. 🔍 17% Beata nobis gaudiaBeata nobis gaudia
  65. 🔍 17% Beata nobis gaudiaBeata nobis gaudia