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% O vir beateO vir beate
  2. 🔍 33% Philippe summaePhilippe summae
  3. 🔍 32% Hugo pius pater,Hugo pius pater,
  4. 🔍 30% Pressi malorumPressi malorum
  5. 🔍 30% Jam lucis orto sidere (Solemnitatibus)Jam lucis orto sidere (Solemnitatibus)
  6. 🔍 29% O sempiternae curiaeO sempiternae curiae
  7. 🔍 29% Rerum, Deus, tenaxRerum, Deus, tenax
  8. 🔍 29% Jam Christus astra ascenderatJam Christus astra ascenderat
  9. 🔍 28% Christo profusum sanguinemChristo profusum sanguinem
  10. 🔍 28% Rerum Deus (in Solemnitatibus)Rerum Deus (in Solemnitatibus)
  11. 🔍 28% Rerum Deus (In Solemnitatibus)Rerum Deus (In Solemnitatibus)
  12. 🔍 28% Deus tuorum militum (Tonus alter)Deus tuorum militum (Tonus alter)
  13. 🔍 28% Veni Creator (1983/1934)Veni Creator (1983/1934)
  14. 🔍 27% Jesu auctor clementiaeJesu auctor clementiae
  15. 🔍 27% Cor arca legem continensCor arca legem continens
  16. 🔍 27% En ut superba criminumEn ut superba criminum
  17. 🔍 27% Veni Redemptor gentiumVeni Redemptor gentium
  18. 🔍 27% Te Matrem laudamusTe Matrem laudamus
  19. 🔍 27% Legis sacrataeLegis sacratae
  20. 🔍 27% O castitatis signiferO castitatis signifer
  21. 🔍 27% Te DeumTe Deum
  22. 🔍 27% Inclytos ChristiInclytos Christi
  23. 🔍 27% Aeterne sol qui lumineAeterne sol qui lumine
  24. 🔍 27% Aeterna Christi munera et MartyrumAeterna Christi munera et Martyrum
  25. 🔍 27% Immensa et unaImmensa et una
  26. 🔍 27% Rector potens (soll.)Rector potens (soll.)
  27. 🔍 27% Veni Creator SpiritusVeni Creator Spiritus
  28. 🔍 27% Hostis HerodesHostis Herodes
  29. 🔍 27% Aeterna Christi munera ApostolorumAeterna Christi munera Apostolorum
  30. 🔍 26% Dei fideDei fide
  31. 🔍 26% Rector potens (in Solemnitatibus)Rector potens (in Solemnitatibus)
  32. 🔍 26% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  33. 🔍 26% Hymnus Te DeumHymnus Te Deum
  34. 🔍 26% Ex more docti mysticoEx more docti mystico
  35. 🔍 26% Veni Creator SpiritusVeni Creator Spiritus
  36. 🔍 26% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)
  37. 🔍 26% Veni Creator SpiritusVeni Creator Spiritus
  38. 🔍 26% Ex more docti MysticoEx more docti Mystico
  39. 🔍 26% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  40. 🔍 26% Te lucis ante terminum (In Sacratis. Cord. Jesu)Te lucis ante terminum (In Sacratis. Cord. Jesu)
  41. 🔍 26% Felix per omnesFelix per omnes
  42. 🔍 26% Jesu Redemptor omniumJesu Redemptor omnium
  43. 🔍 25% Exaudiat te DominusExaudiat te Dominus
  44. 🔍 25% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  45. 🔍 25% Iam ChristusIam Christus
  46. 🔍 25% Nunc Sancte nobis (In Solemnitatibus)Nunc Sancte nobis (In Solemnitatibus)
  47. 🔍 25% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  48. 🔍 25% Anglorum iamAnglorum iam
  49. 🔍 25% Auctor beate saeculiAuctor beate saeculi
  50. 🔍 25% A solis ortusA solis ortus
  51. 🔍 25% Ex more docti mysticoEx more docti mystico
  52. 🔍 25% Te DeumTe Deum
  53. 🔍 25% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  54. 🔍 25% Salvete, Christi vulneraSalvete, Christi vulnera
  55. 🔍 25% Splendor paternae gloriae (in Hieme)Splendor paternae gloriae (in Hieme)
  56. 🔍 25% Exsultet iam angelicaExsultet iam angelica
  57. 🔍 25% Pergrata mundoPergrata mundo
  58. 🔍 25% Nunc tempus acceptabileNunc tempus acceptabile
  59. 🔍 24% Praefatio ferialis de nuptiisPraefatio ferialis de nuptiis
  60. 🔍 24% Rerum Deus (In Solemnitatibus)Rerum Deus (In Solemnitatibus)
  61. 🔍 24% Te DeumTe Deum
  62. 🔍 24% Praefatio ferialis de MartyribusPraefatio ferialis de Martyribus
  63. 🔍 24% Christe pastorum (Pro Papa)Christe pastorum (Pro Papa)
  64. 🔍 24% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  65. 🔍 24% Coelitum JosephCoelitum Joseph