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% Obedientiae pennisObedientiae pennis
  2. 🔍 28% Dixit autem Dominus servoDixit autem Dominus servo
  3. 🔍 27% Sapientiam Sanctorum (modus 4)Sapientiam Sanctorum (modus 4)
  4. 🔍 26% Sapientiam Sanctorum (t.4) (T.P.)Sapientiam Sanctorum (t.4) (T.P.)
  5. 🔍 26% Orante sancta LuciaOrante sancta Lucia
  6. 🔍 26% Dixit autem dominus servoDixit autem dominus servo
  7. 🔍 25% Gratia Dei et misericordiaGratia Dei et misericordia
  8. 🔍 24% Malos male perdetMalos male perdet
  9. 🔍 24% Sancti mei qui in isto saeculoSancti mei qui in isto saeculo
  10. 🔍 24% Qui te posthabitisQui te posthabitis
  11. 🔍 24% Beata Agnes in medio flammarumBeata Agnes in medio flammarum
  12. 🔍 24% Hodie nomen tuumHodie nomen tuum
  13. 🔍 24% Cum jucunditateCum jucunditate
  14. 🔍 23% Beatus AndreasBeatus Andreas
  15. 🔍 23% Extollens quaedamExtollens quaedam
  16. 🔍 23% Beata es MariaBeata es Maria
  17. 🔍 23% O Doctor optime (nomina doctorum)O Doctor optime (nomina doctorum)
  18. 🔍 23% Conversus estConversus est
  19. 🔍 23% Malos male perdetMalos male perdet
  20. 🔍 22% Benedicta es tu (Ant)Benedicta es tu (Ant)
  21. 🔍 22% O Doctor optime(Athanasi)O Doctor optime(Athanasi)
  22. 🔍 22% Iter facienteIter faciente
  23. 🔍 22% Omnis spiritusOmnis spiritus
  24. 🔍 22% Beata es MariaBeata es Maria
  25. 🔍 22% Tu gloria Jerusalem (S. Elisabeth)Tu gloria Jerusalem (S. Elisabeth)
  26. 🔍 22% Sana animam meamSana animam meam
  27. 🔍 22% Dixit Angelus ad PetrumDixit Angelus ad Petrum
  28. 🔍 21% Beata es MariaBeata es Maria
  29. 🔍 21% Laus Deo PatriLaus Deo Patri
  30. 🔍 21% Extollens quaedam mulierExtollens quaedam mulier
  31. 🔍 21% Quid faciam quia dominusQuid faciam quia dominus
  32. 🔍 21% Ave MariaAve Maria
  33. 🔍 21% Quare ergo rubrumQuare ergo rubrum
  34. 🔍 21% O Rex gentiumO Rex gentium
  35. 🔍 21% Beatam me dicentBeatam me dicent
  36. 🔍 21% Descendit Jesus cum eis (Ant.)Descendit Jesus cum eis (Ant.)
  37. 🔍 21% Beatus MaurusBeatus Maurus
  38. 🔍 21% Jam lucis orto sidere (Festis Minoribus per annum)Jam lucis orto sidere (Festis Minoribus per annum)
  39. 🔍 21% Mecum enimMecum enim
  40. 🔍 21% Fuit virFuit vir
  41. 🔍 21% Laetare Virgo MaterLaetare Virgo Mater
  42. 🔍 21% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  43. 🔍 21% Fuit homoFuit homo
  44. 🔍 21% Descendit hic justificatusDescendit hic justificatus
  45. 🔍 20% Ego daemoniumEgo daemonium
  46. 🔍 20% Et ipse Jesus eratEt ipse Jesus erat
  47. 🔍 20% Sanctorum meritis inclyta (Alter tonus)Sanctorum meritis inclyta (Alter tonus)
  48. 🔍 20% Ad te deAd te de
  49. 🔍 20% Ne timeas MariaNe timeas Maria
  50. 🔍 20% Dicamus laudes (In memoriis)Dicamus laudes (In memoriis)
  51. 🔍 20% Argentum et aurumArgentum et aurum
  52. 🔍 20% O radix JesseO radix Jesse
  53. 🔍 20% Sancte Pater Benedicte (Tonus Simplex)Sancte Pater Benedicte (Tonus Simplex)
  54. 🔍 20% Beatam me dicentBeatam me dicent
  55. 🔍 20% Simeon justusSimeon justus
  56. 🔍 20% Ego sum resurrectioEgo sum resurrectio
  57. 🔍 20% Sub tuumSub tuum
  58. 🔍 20% Respondens autem AngelusRespondens autem Angelus
  59. 🔍 20% Quid faciam quia dominusQuid faciam quia dominus
  60. 🔍 20% Sapientia aedificavitSapientia aedificavit
  61. 🔍 20% Ave Maria (R.br.)Ave Maria (R.br.)
  62. 🔍 20% Venite Exultemus DominoVenite Exultemus Domino
  63. 🔍 20% Venite Exultemus DominoVenite Exultemus Domino
  64. 🔍 20% Custodes hominumCustodes hominum
  65. 🔍 20% O radix JesseO radix Jesse