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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Aurora velut fulgidaAurora velut fulgida
  2. πŸ” 58% Aurora solis nuntiaAurora solis nuntia
  3. πŸ” 55% Veni prΓ¦celsaVeni prΓ¦celsa
  4. πŸ” 55% Salvete floresSalvete flores
  5. πŸ” 49% Rerum supremo Rerum supremo
  6. πŸ” 47% Iam caecaIam caeca
  7. πŸ” 46% Te dicimus praeconio materTe dicimus praeconio mater
  8. πŸ” 45% Rerum supremo in verticeRerum supremo in vertice
  9. πŸ” 44% Radix IesseRadix Iesse
  10. πŸ” 43% Quem terra pontus aetheraQuem terra pontus aethera
  11. πŸ” 37% O Redemptoris pietasO Redemptoris pietas
  12. πŸ” 36% Martyr DeiMartyr Dei
  13. πŸ” 35% Exsultet caelum gaudibus (S. Joanni Evangelistae)Exsultet caelum gaudibus (S. Joanni Evangelistae)
  14. πŸ” 32% O virgo materO virgo mater
  15. πŸ” 31% Exsultet jam AngelicaExsultet jam Angelica
  16. πŸ” 30% Aeterne Rex altissimeAeterne Rex altissime
  17. πŸ” 30% Credo VIICredo VII
  18. πŸ” 30% Iste Confessor (Pro Doctoribus)Iste Confessor (Pro Doctoribus)
  19. πŸ” 29% Nunc sancte nobis spiritus (In tempore Nativitatis)Nunc sancte nobis spiritus (In tempore Nativitatis)
  20. πŸ” 29% Aurora surgit aureaAurora surgit aurea
  21. πŸ” 29% Certum tenentes (In festis)Certum tenentes (In festis)
  22. πŸ” 29% Rerum Deus tenax vigor (Tempore Nativitatis)Rerum Deus tenax vigor (Tempore Nativitatis)
  23. πŸ” 29% Iesu corona caelitumIesu corona caelitum
  24. πŸ” 29% Nunc Sancte nobis Spiritus (In Nativ. Domini)Nunc Sancte nobis Spiritus (In Nativ. Domini)
  25. πŸ” 29% Jam lucis orto sidere (Tempore Nativitatis)Jam lucis orto sidere (Tempore Nativitatis)
  26. πŸ” 28% Te lucis ante terminum (In Nativ. Domini)Te lucis ante terminum (In Nativ. Domini)
  27. πŸ” 28% Aeterne sol qui lumineAeterne sol qui lumine
  28. πŸ” 28% Rector potens verax Deus (In tempore Nativitatis)Rector potens verax Deus (In tempore Nativitatis)
  29. πŸ” 28% Dicamus laudes (In festis)Dicamus laudes (In festis)
  30. πŸ” 28% Ave lumenAve lumen
  31. πŸ” 28% Verbum salutis omniumVerbum salutis omnium
  32. πŸ” 27% Jesu corona celsior (S. Mauri abbatis)Jesu corona celsior (S. Mauri abbatis)
  33. πŸ” 27% Tibi Redemptor omniumTibi Redemptor omnium
  34. πŸ” 27% Rerum Deus tenax vigor (In Festis)Rerum Deus tenax vigor (In Festis)
  35. πŸ” 27% Ternis horarum (In festis)Ternis horarum (In festis)
  36. πŸ” 27% Auctor salutisAuctor salutis
  37. πŸ” 27% Verbum supernum prodiens aVerbum supernum prodiens a
  38. πŸ” 27% Praefatio solemnis de Omnibus Sanctis et PatronisPraefatio solemnis de Omnibus Sanctis et Patronis
  39. πŸ” 26% Ad Virginem Dei MatremAd Virginem Dei Matrem
  40. πŸ” 26% Ave mundi spes MariaAve mundi spes Maria
  41. πŸ” 26% Verbum salutis omniumVerbum salutis omnium
  42. πŸ” 26% Corde natus ex ParentisCorde natus ex Parentis
  43. πŸ” 26% Nunc Sancte nobis (In Nativitate Domini)Nunc Sancte nobis (In Nativitate Domini)
  44. πŸ” 26% Rerum Deus (In Festis Majoribus)Rerum Deus (In Festis Majoribus)
  45. πŸ” 26% Agnoscat omne saeculumAgnoscat omne saeculum
  46. πŸ” 26% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  47. πŸ” 26% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  48. πŸ” 26% Festivis resonent compitaFestivis resonent compita
  49. πŸ” 26% Verbum supernum prodiens a Verbum supernum prodiens a
  50. πŸ” 26% Praefatio solemnis de S. BenedictoPraefatio solemnis de S. Benedicto
  51. πŸ” 25% Qui lacrimatusQui lacrimatus
  52. πŸ” 25% Nocte surgentesNocte surgentes
  53. πŸ” 25% Auctor salutis uniceAuctor salutis unice
  54. πŸ” 25% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  55. πŸ” 25% Christe Redemptor omnium ex PatreChriste Redemptor omnium ex Patre
  56. πŸ” 25% Fratres, corona cΓ¦licaFratres, corona cΓ¦lica
  57. πŸ” 25% Inclina cor meumInclina cor meum
  58. πŸ” 25% Te lucis ante terminum (In Nativitate Domini)Te lucis ante terminum (In Nativitate Domini)
  59. πŸ” 25% Magnae cohortis principemMagnae cohortis principem
  60. πŸ” 25% Te beata sponsa ChristiTe beata sponsa Christi
  61. πŸ” 25% Inclytos ChristiInclytos Christi
  62. πŸ” 25% Praefatio solemnis de sancto Joanne BaptistaPraefatio solemnis de sancto Joanne Baptista
  63. πŸ” 25% Te lucis ante terminum (In Tempore Passionis)Te lucis ante terminum (In Tempore Passionis)
  64. πŸ” 25% Praefatio de S. WillibrordoPraefatio de S. Willibrordo
  65. πŸ” 25% Nunc Sancte nobis (in Festis Majoribus)Nunc Sancte nobis (in Festis Majoribus)