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% Haec est virgoHaec est virgo
  2. 🔍 23% Sertum gestansSertum gestans
  3. 🔍 23% Insigne Francorum jubarInsigne Francorum jubar
  4. 🔍 22% Aeterne sol qui lumineAeterne sol qui lumine
  5. 🔍 22% Ave Maris stellaAve Maris stella
  6. 🔍 22% Jesu Redemptor omniumJesu Redemptor omnium
  7. 🔍 21% Mella cor obdulcantiaMella cor obdulcantia
  8. 🔍 21% Anglorum iamAnglorum iam
  9. 🔍 21% Anglorum jam ApostolusAnglorum jam Apostolus
  10. 🔍 20% Ave maris stella (I)Ave maris stella (I)
  11. 🔍 20% Inclina aurem tuamInclina aurem tuam
  12. 🔍 19% Sapientia hujusSapientia hujus
  13. 🔍 19% Haec est Virgo sapiens et unaHaec est Virgo sapiens et una
  14. 🔍 18% Virgo clemensVirgo clemens
  15. 🔍 18% Beatus vir sanctus MartinusBeatus vir sanctus Martinus
  16. 🔍 18% Beata visceraBeata viscera
  17. 🔍 18% Haec est virgoHaec est virgo
  18. 🔍 18% O quam pulchraO quam pulchra
  19. 🔍 18% Vox turturisVox turturis
  20. 🔍 18% Rerum Deus fonsRerum Deus fons
  21. 🔍 18% Sanctus I.Sanctus I.
  22. 🔍 17% Aeterne RexAeterne Rex
  23. 🔍 17% Ave maris stellaAve maris stella
  24. 🔍 17% FloresFlores
  25. 🔍 17% Virginitas caelumVirginitas caelum
  26. 🔍 17% Ave Rex nosterAve Rex noster
  27. 🔍 17% Christo confixusChristo confixus
  28. 🔍 17% Ave stellaAve stella
  29. 🔍 17% Crux fidelisCrux fidelis
  30. 🔍 16% Pro omnibusPro omnibus
  31. 🔍 16% Vivo jam non egoVivo jam non ego
  32. 🔍 16% O lux beata Trinitas (hiemalis)O lux beata Trinitas (hiemalis)
  33. 🔍 16% Inclina aurem tuamInclina aurem tuam
  34. 🔍 16% Tu ChristeTu Christe
  35. 🔍 16% Ecce virgoEcce virgo
  36. 🔍 16% Benedicamus IIBenedicamus II
  37. 🔍 16% Benedicamus Domino (I)Benedicamus Domino (I)
  38. 🔍 16% Virginis proles (I)Virginis proles (I)
  39. 🔍 16% Beatus vir sanctus MartinusBeatus vir sanctus Martinus
  40. 🔍 16% Surrexit DominusSurrexit Dominus
  41. 🔍 16% Diffusa est gratia (Resp.)Diffusa est gratia (Resp.)
  42. 🔍 16% Iste confessor (I)Iste confessor (I)
  43. 🔍 15% Christi milesChristi miles
  44. 🔍 15% Martine par ApostolisMartine par Apostolis
  45. 🔍 15% Ite IIbIte IIb
  46. 🔍 15% Ite VIte V
  47. 🔍 15% Erit autem sanguisErit autem sanguis
  48. 🔍 15% Christe sanctorumChriste sanctorum
  49. 🔍 15% Haec tuae virgoHaec tuae virgo
  50. 🔍 15% En ut superba criminumEn ut superba criminum
  51. 🔍 15% Te lucis ante terminumTe lucis ante terminum
  52. 🔍 15% Cor arca legem continensCor arca legem continens
  53. 🔍 15% Kyrie VKyrie V
  54. 🔍 15% Kyrie V (forma ordinaria)Kyrie V (forma ordinaria)
  55. 🔍 15% In hoc HyacinthiIn hoc Hyacinthi
  56. 🔍 15% Agnetem caeli suscepitAgnetem caeli suscepit
  57. 🔍 15% Non vos me elegistisNon vos me elegistis
  58. 🔍 15% Semen estSemen est
  59. 🔍 15% Felices sensusFelices sensus
  60. 🔍 15% HumiliavitHumiliavit
  61. 🔍 15% Vox puraVox pura
  62. 🔍 15% Benedicamus Domino (I classis ad Laudes)Benedicamus Domino (I classis ad Laudes)
  63. 🔍 15% DolorosaDolorosa
  64. 🔍 15% Te gloriosusTe gloriosus
  65. 🔍 15% Dextera DeiDextera Dei