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% Ego sum pastor oviumEgo sum pastor ovium
  2. 🔍 76% Ego sum pastor oviumEgo sum pastor ovium
  3. 🔍 73% Ego sum pastor oviumEgo sum pastor ovium
  4. 🔍 73% Ego sum pastor oviumEgo sum pastor ovium
  5. 🔍 62% Ego sum PastorEgo sum Pastor
  6. 🔍 62% Ego sum pastor bonusEgo sum pastor bonus
  7. 🔍 54% Ego sum pastor bonusEgo sum pastor bonus
  8. 🔍 50% Ego sum pastor (cum Alleluia)Ego sum pastor (cum Alleluia)
  9. 🔍 49% Ego sum pastor... alleluiaEgo sum pastor... alleluia
  10. 🔍 49% Ego sum pastor bonusEgo sum pastor bonus
  11. 🔍 48% Ego sum pastorEgo sum pastor
  12. 🔍 47% Ego sum pastor bonusEgo sum pastor bonus
  13. 🔍 47% Ego sum pastor oviumEgo sum pastor ovium
  14. 🔍 45% Ego sum pastor (sine Alleluia)Ego sum pastor (sine Alleluia)
  15. 🔍 43% Ego sum pastor bonus quiEgo sum pastor bonus qui
  16. 🔍 42% Ego sum pastor bonus alleluia (Mode 8g)Ego sum pastor bonus alleluia (Mode 8g)
  17. 🔍 41% Ego sum pastor bonusEgo sum pastor bonus
  18. 🔍 40% Ego sum pastor bonus alleluia (Mode 6f)Ego sum pastor bonus alleluia (Mode 6f)
  19. 🔍 39% Pastor bonusPastor bonus
  20. 🔍 39% Ego sum pastor bonus quiEgo sum pastor bonus qui
  21. 🔍 38% Alleluia tuus sum egoAlleluia tuus sum ego
  22. 🔍 36% Ego sum pastor bonusEgo sum pastor bonus
  23. 🔍 36% Ego sum pastor bonusEgo sum pastor bonus
  24. 🔍 36% Ego sum viaEgo sum via
  25. 🔍 35% Ego sum panis (I)Ego sum panis (I)
  26. 🔍 34% Ego sum qui sumEgo sum qui sum
  27. 🔍 33% Ego sum viaEgo sum via
  28. 🔍 33% Ego sum viaEgo sum via
  29. 🔍 33% Pauper sumPauper sum
  30. 🔍 33% Ego sum viaEgo sum via
  31. 🔍 32% Ego sum via veritasEgo sum via veritas
  32. 🔍 31% Ego dilecto meoEgo dilecto meo
  33. 🔍 31% Ego sum qui sumEgo sum qui sum
  34. 🔍 31% Alleluia Tuus sumAlleluia Tuus sum
  35. 🔍 31% Ego sum ostiumEgo sum ostium
  36. 🔍 31% Ego sum pastorEgo sum pastor
  37. 🔍 31% Ego sum PastorEgo sum Pastor
  38. 🔍 31% Alleluia ego sum vitisAlleluia ego sum vitis
  39. 🔍 30% Videte manus measVidete manus meas
  40. 🔍 30% Oves meaeOves meae
  41. 🔍 30% Pie pastorPie pastor
  42. 🔍 29% Ego sum vitis veraEgo sum vitis vera
  43. 🔍 29% Ego sum qui sumEgo sum qui sum
  44. 🔍 29% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  45. 🔍 29% Alias oves habeoAlias oves habeo
  46. 🔍 29% Ego sum resurrectioEgo sum resurrectio
  47. 🔍 29% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  48. 🔍 28% Amen... dico... qui nonAmen... dico... qui non
  49. 🔍 28% Ego sum panis (III)Ego sum panis (III)
  50. 🔍 28% Haec locutus sumHaec locutus sum
  51. 🔍 28% Qui me invenerit... allel.Qui me invenerit... allel.
  52. 🔍 28% Ego sum AlphaEgo sum Alpha
  53. 🔍 28% Si diligitis meSi diligitis me
  54. 🔍 28% Alleluia (mode 8)Alleluia (mode 8)
  55. 🔍 28% Ego sum panis vivusEgo sum panis vivus
  56. 🔍 28% Tanto tempore vobiscum sum (Ant.)Tanto tempore vobiscum sum (Ant.)
  57. 🔍 27% Alleluia Fer. IV T.P. IAlleluia Fer. IV T.P. I
  58. 🔍 27% Ego Mater... allel.Ego Mater... allel.
  59. 🔍 27% In hoc cognoviIn hoc cognovi
  60. 🔍 27% Ego sum vitis veraEgo sum vitis vera
  61. 🔍 27% Sicut novit meSicut novit me
  62. 🔍 27% Ego dormiviEgo dormivi
  63. 🔍 27% Ego sum qui testimoniumEgo sum qui testimonium
  64. 🔍 27% Ego sum Raphael ... alleluiaEgo sum Raphael ... alleluia
  65. 🔍 27% Pauper sum egoPauper sum ego