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% Ego qui loquorEgo qui loquor
  2. 🔍 74% Ego qui loquor justitiamEgo qui loquor justitiam
  3. 🔍 64% Ego qui loquorEgo qui loquor
  4. 🔍 53% Ego qui loquorEgo qui loquor
  5. 🔍 46% Ego qui loquor iustitiamEgo qui loquor iustitiam
  6. 🔍 38% Vestitus eratVestitus erat
  7. 🔍 36% Ego principiumEgo principium
  8. 🔍 30% Torcular calcaviTorcular calcavi
  9. 🔍 30% Ego principiumEgo principium
  10. 🔍 30% Miserere mihiMiserere mihi
  11. 🔍 30% Quare ergo rubrum estQuare ergo rubrum est
  12. 🔍 29% Ego in altissimisEgo in altissimis
  13. 🔍 29% Ego sum qui testimoniumEgo sum qui testimonium
  14. 🔍 29% Adhaesit anima (St. Stephani)Adhaesit anima (St. Stephani)
  15. 🔍 29% Adjutor meusAdjutor meus
  16. 🔍 29% Ego sum resurrectioEgo sum resurrectio
  17. 🔍 28% Ego sum GabrielEgo sum Gabriel
  18. 🔍 28% Qui odit animam suamQui odit animam suam
  19. 🔍 28% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  20. 🔍 28% Lucia virgoLucia virgo
  21. 🔍 28% Vota meaVota mea
  22. 🔍 28% Benedicta es tuBenedicta es tu
  23. 🔍 28% O EmmanuelO Emmanuel
  24. 🔍 27% Excita DomineExcita Domine
  25. 🔍 27% Ego gloriamEgo gloriam
  26. 🔍 27% Qui habitasQui habitas
  27. 🔍 27% Videte manus measVidete manus meas
  28. 🔍 27% Qui timet DominumQui timet Dominum
  29. 🔍 27% Ego sum pastor bonusEgo sum pastor bonus
  30. 🔍 27% In tua justitiaIn tua justitia
  31. 🔍 27% Alleluia. (Sund. P. T. at Vespers)Alleluia. (Sund. P. T. at Vespers)
  32. 🔍 27% Jerusalem gaudeJerusalem gaude
  33. 🔍 27% Ego sum pastor oviumEgo sum pastor ovium
  34. 🔍 27% Ego sum pastor oviumEgo sum pastor ovium
  35. 🔍 27% Data est mihiData est mihi
  36. 🔍 27% Crastina dieCrastina die
  37. 🔍 27% Lapides torrentesLapides torrentes
  38. 🔍 27% Ego sum panis vivus dicitEgo sum panis vivus dicit
  39. 🔍 27% Ego autem in DominoEgo autem in Domino
  40. 🔍 26% Alleluia tuus sum ego. (Sundays throughout the year at Sext)Alleluia tuus sum ego. (Sundays throughout the year at Sext)
  41. 🔍 26% Respexit meRespexit me
  42. 🔍 26% Hic vir despiciensHic vir despiciens
  43. 🔍 26% Salvum me facSalvum me fac
  44. 🔍 26% Exaudi DomineExaudi Domine
  45. 🔍 26% Magna opera DominiMagna opera Domini
  46. 🔍 26% Puer qui natus estPuer qui natus est
  47. 🔍 26% Paulus et Joannes... JulianoPaulus et Joannes... Juliano
  48. 🔍 26% Dixit Dominus DominoDixit Dominus Domino
  49. 🔍 26% Ego DominusEgo Dominus
  50. 🔍 26% Adhaesit anima (St. Laurenti)Adhaesit anima (St. Laurenti)
  51. 🔍 26% Dixit Angelus ad PetrumDixit Angelus ad Petrum
  52. 🔍 25% Magnificat animaMagnificat anima
  53. 🔍 25% Veritas de terraVeritas de terra
  54. 🔍 25% Angelus autem DominiAngelus autem Domini
  55. 🔍 25% Benedico... FiliumBenedico... Filium
  56. 🔍 25% Adjutorium nostrumAdjutorium nostrum
  57. 🔍 25% Veni sponsa Christi (I Vesperis)Veni sponsa Christi (I Vesperis)
  58. 🔍 25% Ite et vosIte et vos
  59. 🔍 25% Christus DominusChristus Dominus
  60. 🔍 25% NequandoNequando
  61. 🔍 25% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  62. 🔍 25% Malos male perdetMalos male perdet
  63. 🔍 25% Deus meus misericordiaDeus meus misericordia
  64. 🔍 25% Exsultate justiExsultate justi
  65. 🔍 25% Ego daemoniumEgo daemonium