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% Laetatus sum in hisLaetatus sum in his
  2. 🔍 59% Laetatus sum in hisLaetatus sum in his
  3. 🔍 53% Laetatus sumLaetatus sum
  4. 🔍 45% Laetatus sumLaetatus sum
  5. 🔍 24% Laetatus sumLaetatus sum
  6. 🔍 23% Psalmus 2Psalmus 2
  7. 🔍 23% Psalmus 39Psalmus 39
  8. 🔍 22% Psalmus 45Psalmus 45
  9. 🔍 22% Psalmus 118Psalmus 118
  10. 🔍 22% Psalmus 125Psalmus 125
  11. 🔍 22% Psalmus 77Psalmus 77
  12. 🔍 22% Psalmus 94Psalmus 94
  13. 🔍 20% Psalmus 95Psalmus 95
  14. 🔍 20% Psalmus 127Psalmus 127
  15. 🔍 20% Psalmus 18 APsalmus 18 A
  16. 🔍 20% Psalmus 24Psalmus 24
  17. 🔍 20% Laetatus sumLaetatus sum
  18. 🔍 20% Psalmus 84 APsalmus 84 A
  19. 🔍 19% Mirabantur omnes de hisMirabantur omnes de his
  20. 🔍 19% Psalmus 118Psalmus 118
  21. 🔍 19% Laetatus sumLaetatus sum
  22. 🔍 19% Laudate Dominum omnes gentes (Psalmus 116)Laudate Dominum omnes gentes (Psalmus 116)
  23. 🔍 19% Psalmus 84Psalmus 84
  24. 🔍 19% Laetatus sumLaetatus sum
  25. 🔍 18% Laetatus sumLaetatus sum
  26. 🔍 18% Psalmus 95Psalmus 95
  27. 🔍 18% Psalmus 95Psalmus 95
  28. 🔍 17% Credidi (Ps. 115, 8c)Credidi (Ps. 115, 8c)
  29. 🔍 17% Mirabantur omnes de hisMirabantur omnes de his
  30. 🔍 17% Psalmus 71Psalmus 71
  31. 🔍 17% Psalmus 97Psalmus 97
  32. 🔍 17% In omnibus hisIn omnibus his
  33. 🔍 17% Illuminare Domine his quiIlluminare Domine his qui
  34. 🔍 16% In omnibus hisIn omnibus his
  35. 🔍 16% Laetatus sumLaetatus sum
  36. 🔍 16% Benedicite DominumBenedicite Dominum
  37. 🔍 16% Ego sum qui sumEgo sum qui sum
  38. 🔍 16% Mirabantur omnes de hisMirabantur omnes de his
  39. 🔍 16% Scapulis suisScapulis suis
  40. 🔍 15% Psalmus 24Psalmus 24
  41. 🔍 15% Cum his qui oderuntCum his qui oderunt
  42. 🔍 15% Scapulis suisScapulis suis
  43. 🔍 15% Cum his qui oderuntCum his qui oderunt
  44. 🔍 15% In omnibus hisIn omnibus his
  45. 🔍 15% Benedicite DominumBenedicite Dominum
  46. 🔍 15%
  47. 🔍 15%
  48. 🔍 15%
  49. 🔍 15%
  50. 🔍 15%
  51. 🔍 15%
  52. 🔍 15%
  53. 🔍 15%
  54. 🔍 15%
  55. 🔍 15%
  56. 🔍 15% LaetamusLaetamus
  57. 🔍 15% In omnibus hisIn omnibus his
  58. 🔍 15% Cum his qui oderuntCum his qui oderunt
  59. 🔍 15% Psalmus 24Psalmus 24
  60. 🔍 14% AlleluiaAlleluia
  61. 🔍 14% Psalmus 84Psalmus 84
  62. 🔍 14% Benedicite DominumBenedicite Dominum
  63. 🔍 14% Laetatus sumLaetatus sum
  64. 🔍 14% Ego sum qui sumEgo sum qui sum
  65. 🔍 14% Quoniam zelusQuoniam zelus