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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  2. πŸ” 60% Inclinet DominusInclinet Dominus
  3. πŸ” 56% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  4. πŸ” 38% Stetit Angelus (Off)Stetit Angelus (Off)
  5. πŸ” 38% Stetit PontifexStetit Pontifex
  6. πŸ” 37% Inclinet DominusInclinet Dominus
  7. πŸ” 35% Ave gratia plenaAve gratia plena
  8. πŸ” 34% Justorum animae (Off.)Justorum animae (Off.)
  9. πŸ” 33% Obaudite meObaudite me
  10. πŸ” 32% Stetit pontifexStetit pontifex
  11. πŸ” 31% Felix namque esFelix namque es
  12. πŸ” 31% Te saeculorum PrincipemTe saeculorum Principem
  13. πŸ” 31% Te saeculorum PrincipemTe saeculorum Principem
  14. πŸ” 30% Beata nobis gaudiaBeata nobis gaudia
  15. πŸ” 30% Beata nobis gaudiaBeata nobis gaudia
  16. πŸ” 30% Tu es Petrus (Antiphona)Tu es Petrus (Antiphona)
  17. πŸ” 30% Beata nobis gaudiaBeata nobis gaudia
  18. πŸ” 30% Beata nobisBeata nobis
  19. πŸ” 30% Beata nobis gaudiaBeata nobis gaudia
  20. πŸ” 30% Candor aeternaeCandor aeternae
  21. πŸ” 30% Iste Confessor patriarchaIste Confessor patriarcha
  22. πŸ” 30% Tu es PetrusTu es Petrus
  23. πŸ” 29% Gemma caelestisGemma caelestis
  24. πŸ” 29% Inter aeternasInter aeternas
  25. πŸ” 29% Quid tuo nobisQuid tuo nobis
  26. πŸ” 29% Christe caelorum habitator almeChriste caelorum habitator alme
  27. πŸ” 29% Laudibus civesLaudibus cives
  28. πŸ” 29% Te saeculorum PrincipemTe saeculorum Principem
  29. πŸ” 29% Stetit Angelus (Off)Stetit Angelus (Off)
  30. πŸ” 28% Gaudium mundiGaudium mundi
  31. πŸ” 28% Gemma cΓ¦lestisGemma cΓ¦lestis
  32. πŸ” 28% Viri GalilaeiViri Galilaei
  33. πŸ” 28% Stetit PontifexStetit Pontifex
  34. πŸ” 28% Iste Confessorum Domini (in Feriis sextis)Iste Confessorum Domini (in Feriis sextis)
  35. πŸ” 28% Solis o VirgoSolis o Virgo
  36. πŸ” 28% Justorum animae (Off.)Justorum animae (Off.)
  37. πŸ” 28% Iste ConfessorIste Confessor
  38. πŸ” 27% Tu es Petrus... alleluiaTu es Petrus... alleluia
  39. πŸ” 27% Tu es Petrus (Communio)Tu es Petrus (Communio)
  40. πŸ” 27% Tu es PetrusTu es Petrus
  41. πŸ” 27% Iste Confessor Domini [S Martini]Iste Confessor Domini [S Martini]
  42. πŸ” 27% Tu es Petrus (Antiphona)Tu es Petrus (Antiphona)
  43. πŸ” 26% Tu es PetrusTu es Petrus
  44. πŸ” 26% Tu es PetrusTu es Petrus
  45. πŸ” 26% Tu es Petrus (Communio)Tu es Petrus (Communio)
  46. πŸ” 26% Stetit Angelus (Off)Stetit Angelus (Off)
  47. πŸ” 26% Ave Regina caelorumAve Regina caelorum
  48. πŸ” 26% Tu es Petrus (Antiphona)Tu es Petrus (Antiphona)
  49. πŸ” 26% Justorum animaeJustorum animae
  50. πŸ” 26% Stetit AngelusStetit Angelus
  51. πŸ” 26% Ecce ego JoannesEcce ego Joannes
  52. πŸ” 26% Tu est PetrusTu est Petrus
  53. πŸ” 25% VerumtamenVerumtamen
  54. πŸ” 25% Montes GelboeMontes Gelboe
  55. πŸ” 25% O salutaris Hostia IIIO salutaris Hostia III
  56. πŸ” 25% Viri GalilaeiViri Galilaei
  57. πŸ” 25% Stetit Angelus (Off, verses)Stetit Angelus (Off, verses)
  58. πŸ” 25% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  59. πŸ” 25% Tu es PetrusTu es Petrus
  60. πŸ” 25% Obaudite meObaudite me
  61. πŸ” 24% Domine Deus meusDomine Deus meus
  62. πŸ” 24% Domine Deus meus in teDomine Deus meus in te
  63. πŸ” 24% ErueErue
  64. πŸ” 24% Ecce concipietEcce concipiet
  65. πŸ” 23% Iesu Salvator saeculiIesu Salvator saeculi