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: 2025-12-20. 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% Regali ex progenieRegali ex progenie
  2. 🔍 62% Regali ex progenieRegali ex progenie
  3. 🔍 59% Regali ex progenieRegali ex progenie
  4. 🔍 57% Regali ex progenieRegali ex progenie
  5. 🔍 44% Regali ex progenieRegali ex progenie
  6. 🔍 30% Iste est qui pro legeIste est qui pro lege
  7. 🔍 30% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  8. 🔍 29% O admirabile commerciumO admirabile commercium
  9. 🔍 29% Vexilla RegisVexilla Regis
  10. 🔍 29% NesciensNesciens
  11. 🔍 27% GaudeamusGaudeamus
  12. 🔍 27% Vexilla Regis prodeuntVexilla Regis prodeunt
  13. 🔍 27% Vexilla Regis (extra Tempus Passionis)Vexilla Regis (extra Tempus Passionis)
  14. 🔍 25% Tu DomineTu Domine
  15. 🔍 25% Ave MariaAve Maria
  16. 🔍 24% Fortitudo mea... factusFortitudo mea... factus
  17. 🔍 23% JucundareJucundare
  18. 🔍 23% Ascendente JesuAscendente Jesu
  19. 🔍 23% Beata es MariaBeata es Maria
  20. 🔍 23% Misericordia DominiMisericordia Domini
  21. 🔍 23% In manus tuas... allel.In manus tuas... allel.
  22. 🔍 23% Vexilla Regis prodeunt (tempore passionis)Vexilla Regis prodeunt (tempore passionis)
  23. 🔍 22% O mundi lampasO mundi lampas
  24. 🔍 22% Jesu Redemptor (I)Jesu Redemptor (I)
  25. 🔍 22% Gaudeamus omnes fidelesGaudeamus omnes fideles
  26. 🔍 22% Completi suntCompleti sunt
  27. 🔍 22% A progenieA progenie
  28. 🔍 22% Corde et animoCorde et animo
  29. 🔍 22% Benedico... FiliumBenedico... Filium
  30. 🔍 22% Vexilla RegisVexilla Regis
  31. 🔍 22% Deduc meDeduc me
  32. 🔍 22% Te Deum PatremTe Deum Patrem
  33. 🔍 22% Angelus Domini astititAngelus Domini astitit
  34. 🔍 22% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  35. 🔍 22% OmnipotensOmnipotens
  36. 🔍 22% Benedicam te IBenedicam te I
  37. 🔍 21% Tu puerTu puer
  38. 🔍 21% Quomodo fiet istudQuomodo fiet istud
  39. 🔍 21% Si diligitis meSi diligitis me
  40. 🔍 21% Oves pascuaeOves pascuae
  41. 🔍 21% Omnis spiritusOmnis spiritus
  42. 🔍 21% Exsultet jam AngelicaExsultet jam Angelica
  43. 🔍 21% Praefatio solemnis de AdventuPraefatio solemnis de Adventu
  44. 🔍 21% CrucifixusCrucifixus
  45. 🔍 21% Gloria in excelsisGloria in excelsis
  46. 🔍 21% Mente jucundaMente jucunda
  47. 🔍 21% InvocabimusInvocabimus
  48. 🔍 21% Exaltate DominumExaltate Dominum
  49. 🔍 21% Ecce ReginaEcce Regina
  50. 🔍 21% Ut queant laxisUt queant laxis
  51. 🔍 21% Alleluia (ant. mode 6)Alleluia (ant. mode 6)
  52. 🔍 21% O novi mundi lampasO novi mundi lampas
  53. 🔍 21% Domus meaDomus mea
  54. 🔍 21% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  55. 🔍 21% Ex AegyptoEx Aegypto
  56. 🔍 21% Ecce venio citoEcce venio cito
  57. 🔍 21% Te lucis ante terminumTe lucis ante terminum
  58. 🔍 21% Ex quo facta estEx quo facta est
  59. 🔍 21% Ut Antonini gloriamUt Antonini gloriam
  60. 🔍 21% Beata Dei GenitrixBeata Dei Genitrix
  61. 🔍 20% Magnificate DominumMagnificate Dominum
  62. 🔍 20% Ecce vere IsraelitaEcce vere Israelita
  63. 🔍 20% Alleluia. Dom. LaudAlleluia. Dom. Laud
  64. 🔍 20% Iste confessor (III)Iste confessor (III)
  65. 🔍 20% Ora pro nobis... allel.Ora pro nobis... allel.