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% O Sidus HispaniaeO Sidus Hispaniae
  2. 🔍 34% O splendor pudicitiaeO splendor pudicitiae
  3. 🔍 28% Sertum gestansSertum gestans
  4. 🔍 28% Roma Petro Glorietur (Another Tone)Roma Petro Glorietur (Another Tone)
  5. 🔍 26% Jesu nostra redemptioJesu nostra redemptio
  6. 🔍 25% Beata nobis gaudiaBeata nobis gaudia
  7. 🔍 25% Ex more docti mysticoEx more docti mystico
  8. 🔍 25% Beata nobis gaudiaBeata nobis gaudia
  9. 🔍 25% Nunc tempus acceptabileNunc tempus acceptabile
  10. 🔍 25% Gloria SanctorumGloria Sanctorum
  11. 🔍 25% Dei fideDei fide
  12. 🔍 24% Te lucis ante terminumTe lucis ante terminum
  13. 🔍 24% Ex more docti MysticoEx more docti Mystico
  14. 🔍 24% Vexilla Regis prodeuntVexilla Regis prodeunt
  15. 🔍 24% Summi Parentis FilioSummi Parentis Filio
  16. 🔍 24% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  17. 🔍 23% Qua Christus hora sitiitQua Christus hora sitiit
  18. 🔍 23% Quicumque certumQuicumque certum
  19. 🔍 23% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  20. 🔍 23% Rerum Deus (In Quadragesima)Rerum Deus (In Quadragesima)
  21. 🔍 23% Christe Sanctorum (S. Gabr.)Christe Sanctorum (S. Gabr.)
  22. 🔍 23% Christe flos convalliumChriste flos convallium
  23. 🔍 23% Christe Sanctorum (S. Mich.)Christe Sanctorum (S. Mich.)
  24. 🔍 23% Gloria XIIIGloria XIII
  25. 🔍 23% Iesu Salvator saeculiIesu Salvator saeculi
  26. 🔍 23% O MartineO Martine
  27. 🔍 22% Te saeculorum PrincipemTe saeculorum Principem
  28. 🔍 22% Gloriosus Dei amicusGloriosus Dei amicus
  29. 🔍 22% Legis sacrataeLegis sacratae
  30. 🔍 22% Quomodo fiet istudQuomodo fiet istud
  31. 🔍 22% In hoc HyacinthiIn hoc Hyacinthi
  32. 🔍 22% Felix per omnesFelix per omnes
  33. 🔍 22% Cornelius centurioCornelius centurio
  34. 🔍 22% In Francisci filioIn Francisci filio
  35. 🔍 22% MilitantisMilitantis
  36. 🔍 22% Ave vena veniaeAve vena veniae
  37. 🔍 22% Haec tuae virgoHaec tuae virgo
  38. 🔍 22% Christe Sanctorum (S. Raph.)Christe Sanctorum (S. Raph.)
  39. 🔍 22% Fratres alacri pectoreFratres alacri pectore
  40. 🔍 22% Aeterna imago AltissimiAeterna imago Altissimi
  41. 🔍 22% Quaerunt Reges Regum RegemQuaerunt Reges Regum Regem
  42. 🔍 22% O castitatis signiferO castitatis signifer
  43. 🔍 22% Haec hora (Pentecostes)Haec hora (Pentecostes)
  44. 🔍 22% Vox puraVox pura
  45. 🔍 22% Christe sanctorum decus Angelorum (Gabrielis)Christe sanctorum decus Angelorum (Gabrielis)
  46. 🔍 22% Candor aeternaeCandor aeternae
  47. 🔍 22% Tantum ergo (cantus VIII)Tantum ergo (cantus VIII)
  48. 🔍 21% Qui te posthabitisQui te posthabitis
  49. 🔍 21% Mihi absit gloriari nisi in cruceMihi absit gloriari nisi in cruce
  50. 🔍 21% O OriensO Oriens
  51. 🔍 21% Miserere mei... secundumMiserere mei... secundum
  52. 🔍 21% Ecce veniet RexEcce veniet Rex
  53. 🔍 21% Exsultavit... in DeoExsultavit... in Deo
  54. 🔍 21% Jesu dulcisJesu dulcis
  55. 🔍 21% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  56. 🔍 21% O Roma felixO Roma felix
  57. 🔍 21% Laetabundus (1950 version)Laetabundus (1950 version)
  58. 🔍 21% O mira caritasO mira caritas
  59. 🔍 21% Christe sanctorum decus Angelorum (Raphaelis)Christe sanctorum decus Angelorum (Raphaelis)
  60. 🔍 21% Ex more docti mysticoEx more docti mystico
  61. 🔍 21% Gaude Mater EcclesiaGaude Mater Ecclesia
  62. 🔍 21% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  63. 🔍 21% Veni Sancte Spiritus et emitteVeni Sancte Spiritus et emitte
  64. 🔍 21% Laetabundus (1985 version)Laetabundus (1985 version)
  65. 🔍 21% O lumenO lumen