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% Plaude turba pauperculaPlaude turba paupercula
  2. 🔍 34% Proles de caeloProles de caelo
  3. 🔍 27% Aeterne Rector siderumAeterne Rector siderum
  4. 🔍 25% Orbis Patrator optimeOrbis Patrator optime
  5. 🔍 25% Orbis patratorOrbis patrator
  6. 🔍 23% Maria Mater gratiae (cantus IV)Maria Mater gratiae (cantus IV)
  7. 🔍 21% Divine ductor RaphaelDivine ductor Raphael
  8. 🔍 20% Beatus LaurentiusBeatus Laurentius
  9. 🔍 19% Romana gaudet natio!Romana gaudet natio!
  10. 🔍 18% Turba multaTurba multa
  11. 🔍 18% Cum turba plurimaCum turba plurima
  12. 🔍 17% Ad quas orba viroAd quas orba viro
  13. 🔍 17% Salve FranciadumSalve Franciadum
  14. 🔍 17% Legis sacrataeLegis sacratae
  15. 🔍 16% VinctosVinctos
  16. 🔍 16% Felix DominiciFelix Dominici
  17. 🔍 16% Benedicite sacerdotesBenedicite sacerdotes
  18. 🔍 16% Omnis expertemOmnis expertem
  19. 🔍 16% Conditor almeConditor alme
  20. 🔍 16% Fili recordareFili recordare
  21. 🔍 16% Felix per omnesFelix per omnes
  22. 🔍 16% Quasi tubaQuasi tuba
  23. 🔍 16% De profundisDe profundis
  24. 🔍 16% Beatus populusBeatus populus
  25. 🔍 15% Voce jucunditatisVoce jucunditatis
  26. 🔍 15% Sit nomenSit nomen
  27. 🔍 15% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  28. 🔍 15% Laudate Dominum omnes gentes (Psalmus 116)Laudate Dominum omnes gentes (Psalmus 116)
  29. 🔍 15% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  30. 🔍 15% In laetitiaIn laetitia
  31. 🔍 15% Ecce ego JoannesEcce ego Joannes
  32. 🔍 15% Jam bone pastorJam bone pastor
  33. 🔍 15% Sanctitatis nova signaSanctitatis nova signa
  34. 🔍 15% Sanctitatis nova signaSanctitatis nova signa
  35. 🔍 15% Te lucis ante terminum (In Epiphania)Te lucis ante terminum (In Epiphania)
  36. 🔍 15% Te lucis ante terminumTe lucis ante terminum
  37. 🔍 15% Turba multaTurba multa
  38. 🔍 15% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  39. 🔍 15% In servis suisIn servis suis
  40. 🔍 15% Laudes Crucis AttollamusLaudes Crucis Attollamus
  41. 🔍 15% Creator alme siderumCreator alme siderum
  42. 🔍 15% Custodes hominumCustodes hominum
  43. 🔍 15% Stans a longeStans a longe
  44. 🔍 15% Rerum Deus (In Epiphania Domini)Rerum Deus (In Epiphania Domini)
  45. 🔍 15% Benedictum nomenBenedictum nomen
  46. 🔍 15% O per omniaO per omnia
  47. 🔍 15% AngularisAngularis
  48. 🔍 15% Dirupisti DomineDirupisti Domine
  49. 🔍 15% Petre amas mePetre amas me
  50. 🔍 15% Veni de LibanoVeni de Libano
  51. 🔍 15% SalutareSalutare
  52. 🔍 15% Caterva matrumCaterva matrum
  53. 🔍 15% Ave maris stella clarum jubarAve maris stella clarum jubar
  54. 🔍 15% Omnis expertem maculaeOmnis expertem maculae
  55. 🔍 14% Religio mundaReligio munda
  56. 🔍 14% Turba multaTurba multa
  57. 🔍 14% Aeterne RexAeterne Rex
  58. 🔍 14% Ex quo omniaEx quo omnia
  59. 🔍 14% Pater eramPater eram
  60. 🔍 14% Iste est JoannesIste est Joannes
  61. 🔍 14% Post partum VirgoPost partum Virgo
  62. 🔍 14% Candor est lucisCandor est lucis
  63. 🔍 14% Beatus Laurentius dum inBeatus Laurentius dum in
  64. 🔍 14% Creator alme siderumCreator alme siderum
  65. 🔍 14% Te beata sponsa ChristiTe beata sponsa Christi