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% Caelitum Joseph decusCaelitum Joseph decus
  2. 🔍 94% Caelitum Joseph decusCaelitum Joseph decus
  3. 🔍 76% Caelitum JosephCaelitum Joseph
  4. 🔍 62% Coelitum JosephCoelitum Joseph
  5. 🔍 49% Caelitum IosephCaelitum Ioseph
  6. 🔍 46% Iste Confessor (Conf. Bishop) 4Iste Confessor (Conf. Bishop) 4
  7. 🔍 45% Iste Confessor (Conf. Bishop) (another chant) (2)Iste Confessor (Conf. Bishop) (another chant) (2)
  8. 🔍 32% Qui luce splendesQui luce splendes
  9. 🔍 31% Qui luce splendesQui luce splendes
  10. 🔍 30% Caelitum JosephCaelitum Joseph
  11. 🔍 30% Solis o VirgoSolis o Virgo
  12. 🔍 30% Te Joseph celebrentTe Joseph celebrent
  13. 🔍 29% Itse quem laetiItse quem laeti
  14. 🔍 29% Solis o VirgoSolis o Virgo
  15. 🔍 29% Praeclara qua tu gloriaPraeclara qua tu gloria
  16. 🔍 29% O sator rerumO sator rerum
  17. 🔍 29% Virginis proles (I)Virginis proles (I)
  18. 🔍 29% Te Joseph celebrentTe Joseph celebrent
  19. 🔍 29% Te beata sponsa ChristiTe beata sponsa Christi
  20. 🔍 29% Tantum ergo VTantum ergo V
  21. 🔍 29% Iste quem laetiIste quem laeti
  22. 🔍 29% Cohors beata SeraphimCohors beata Seraphim
  23. 🔍 28% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  24. 🔍 28% Christe sanctorumChriste sanctorum
  25. 🔍 28% Apostolorum passio diemApostolorum passio diem
  26. 🔍 28% Commune vos apostoliCommune vos apostoli
  27. 🔍 28% Relucens inter principesRelucens inter principes
  28. 🔍 28% Roma Petro GlorieturRoma Petro Glorietur
  29. 🔍 28% Iste confessor (I)Iste confessor (I)
  30. 🔍 28% Exsultet jam AngelicaExsultet jam Angelica
  31. 🔍 28% Nullis te genitorNullis te genitor
  32. 🔍 28% Exsultet iam angelicaExsultet iam angelica
  33. 🔍 28% Memento meiMemento mei
  34. 🔍 27% O castitatis signiferO castitatis signifer
  35. 🔍 27% Ave Regis AngelorumAve Regis Angelorum
  36. 🔍 27% Te nostra laetisTe nostra laetis
  37. 🔍 27% Lux aeternaLux aeterna
  38. 🔍 27% Adoro te devoteAdoro te devote
  39. 🔍 27% Te Joseph celebrentTe Joseph celebrent
  40. 🔍 26% Te IosephTe Ioseph
  41. 🔍 26% Miserere mei... secundumMiserere mei... secundum
  42. 🔍 26% Iste quem laeti colimusIste quem laeti colimus
  43. 🔍 26% Lauda SionLauda Sion
  44. 🔍 26% Inclytos ChristiInclytos Christi
  45. 🔍 26% Christe Sanctorum (S. Raph.)Christe Sanctorum (S. Raph.)
  46. 🔍 26% Solis o VirgoSolis o Virgo
  47. 🔍 26% Puer Nobis NasciturPuer Nobis Nascitur
  48. 🔍 26% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  49. 🔍 26% Splendor paternae gloriaeSplendor paternae gloriae
  50. 🔍 26% Eterne rerumEterne rerum
  51. 🔍 26% Iam ChristusIam Christus
  52. 🔍 26% Te Deum (Simple tone)Te Deum (Simple tone)
  53. 🔍 26% Alto ex Olympi verticeAlto ex Olympi vertice
  54. 🔍 26% Aeterna imago AltissimiAeterna imago Altissimi
  55. 🔍 26% Captator olim pisciumCaptator olim piscium
  56. 🔍 26% O rex optimeO rex optime
  57. 🔍 26% Omnis expertemOmnis expertem
  58. 🔍 25% Tantum ergo IIITantum ergo III
  59. 🔍 25% Veni Redemptor gentiumVeni Redemptor gentium
  60. 🔍 25% Commune vos apostoliCommune vos apostoli
  61. 🔍 25% Iste Confessorum Domini (in Feriis quartis)Iste Confessorum Domini (in Feriis quartis)
  62. 🔍 25% Verbum supernumVerbum supernum
  63. 🔍 25% Legis sacrataeLegis sacratae
  64. 🔍 25% Domus meaDomus mea
  65. 🔍 25% Deus qui caeli lumen esDeus qui caeli lumen es