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% Egredietur virgaEgredietur virga
  2. 🔍 66% Egredietur virgaEgredietur virga
  3. 🔍 60% Dirigatur oratio meaDirigatur oratio mea
  4. 🔍 46% DirigaturDirigatur
  5. 🔍 42% Dirigatur oratio meaDirigatur oratio mea
  6. 🔍 41% O vos omnesO vos omnes
  7. 🔍 41% Dirigatur oratio meaDirigatur oratio mea
  8. 🔍 32% O vos omnesO vos omnes
  9. 🔍 31% Liberasti nosLiberasti nos
  10. 🔍 27% Egredietur virgaEgredietur virga
  11. 🔍 26% Egredietur virgaEgredietur virga
  12. 🔍 26% Laetatus sumLaetatus sum
  13. 🔍 25% Egredietur virgaEgredietur virga
  14. 🔍 24% Dirigatur oratio meaDirigatur oratio mea
  15. 🔍 24% Salvasti enim nosSalvasti enim nos
  16. 🔍 24% Liberasti nosLiberasti nos
  17. 🔍 23% Liberasti nosLiberasti nos
  18. 🔍 23% Egredietur virgaEgredietur virga
  19. 🔍 23% Egredietur virgaEgredietur virga
  20. 🔍 23% ConfitebunturConfitebuntur
  21. 🔍 22% Egredietur virgaEgredietur virga
  22. 🔍 22% Egredietur virgaEgredietur virga
  23. 🔍 22% Egredietur virgaEgredietur virga
  24. 🔍 21% Rogate quae ad pacemRogate quae ad pacem
  25. 🔍 21% ExsultaboExsultabo
  26. 🔍 20% Egredietur virgaEgredietur virga
  27. 🔍 20% Laetatus sumLaetatus sum
  28. 🔍 20% Magna est gloria (Com.)Magna est gloria (Com.)
  29. 🔍 20% Exsultate DeoExsultate Deo
  30. 🔍 20% Exaudi orationemExaudi orationem
  31. 🔍 19% Qui timetisQui timetis
  32. 🔍 19% Tenuisti manumTenuisti manum
  33. 🔍 19% Oculi omniumOculi omnium
  34. 🔍 19% Liberasti nosLiberasti nos
  35. 🔍 19% Felix namqueFelix namque
  36. 🔍 19% Erit autem sanguisErit autem sanguis
  37. 🔍 19% Domine praevenistiDomine praevenisti
  38. 🔍 19% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  39. 🔍 18% Laudate DominumLaudate Dominum
  40. 🔍 18% Dum medium silentiumDum medium silentium
  41. 🔍 18% Egredietur virga (Resp.)Egredietur virga (Resp.)
  42. 🔍 18% Hodie scietisHodie scietis
  43. 🔍 18% In excelso thronoIn excelso throno
  44. 🔍 18% Protector nosterProtector noster
  45. 🔍 18% Ecce ego JoannesEcce ego Joannes
  46. 🔍 18% Dominus secus mareDominus secus mare
  47. 🔍 18% Salvete Christi vulneraSalvete Christi vulnera
  48. 🔍 18% Spiritus Domini sine alleluiaSpiritus Domini sine alleluia
  49. 🔍 18% Egredietur virgaEgredietur virga
  50. 🔍 18% ExsultaboExsultabo
  51. 🔍 18% ConfitebunturConfitebuntur
  52. 🔍 18% Jubilate DeoJubilate Deo
  53. 🔍 18% Joannes postquam senuitJoannes postquam senuit
  54. 🔍 18% Ne timeasNe timeas
  55. 🔍 18% Eo quod liberassemEo quod liberassem
  56. 🔍 18% Adorate DeumAdorate Deum
  57. 🔍 17% Miserere mei DeusMiserere mei Deus
  58. 🔍 17% Ecce ego mittamEcce ego mittam
  59. 🔍 17% Ascendit DeusAscendit Deus
  60. 🔍 17% Qui sedes DomineQui sedes Domine
  61. 🔍 17% Esto mihiEsto mihi
  62. 🔍 17% Rogate quae ad pacemRogate quae ad pacem
  63. 🔍 17% Gaude Maria VirgoGaude Maria Virgo
  64. 🔍 17% Respice DomineRespice Domine
  65. 🔍 17% Veritas meaVeritas mea