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% Quasi stellaQuasi stella
  2. 🔍 33% Quasi arcusQuasi arcus
  3. 🔍 30% Quasi stella... quasi solQuasi stella... quasi sol
  4. 🔍 28% Quasi stellaQuasi stella
  5. 🔍 23% Aurora lucis rutilatAurora lucis rutilat
  6. 🔍 21% Salve mundiSalve mundi
  7. 🔍 21% Stella nobisStella nobis
  8. 🔍 21% Haurietis aquasHaurietis aquas
  9. 🔍 21% Stella caeliStella caeli
  10. 🔍 20% Haec dicit DominusHaec dicit Dominus
  11. 🔍 20% Erit quasi signumErit quasi signum
  12. 🔍 19% Quasi stellaQuasi stella
  13. 🔍 19% Nocti succedit luciferNocti succedit lucifer
  14. 🔍 19% Dominus Scholasticam quasi sponsamDominus Scholasticam quasi sponsam
  15. 🔍 19% Stella nobisStella nobis
  16. 🔍 19% Quasi tubaQuasi tuba
  17. 🔍 18% Nocti succedit luciferNocti succedit lucifer
  18. 🔍 18% Te Matrem laudamusTe Matrem laudamus
  19. 🔍 18% Ego quasi storaxEgo quasi storax
  20. 🔍 18% Laetitia sempiterna super capitaLaetitia sempiterna super capita
  21. 🔍 18% Post partum VirgoPost partum Virgo
  22. 🔍 18% Ave stellaAve stella
  23. 🔍 18% Angelus ad pastoresAngelus ad pastores
  24. 🔍 18% Vidimus stellam ejusVidimus stellam ejus
  25. 🔍 17% Quasi tubaQuasi tuba
  26. 🔍 17% In tribulatione invocaviIn tribulatione invocavi
  27. 🔍 17% Ascendit Deus (Ss. Rosarii)Ascendit Deus (Ss. Rosarii)
  28. 🔍 17% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  29. 🔍 17% Mulier amicta soleMulier amicta sole
  30. 🔍 17% Erit quasi signumErit quasi signum
  31. 🔍 17% Adversum meAdversum me
  32. 🔍 16% Jam toto subitusJam toto subitus
  33. 🔍 16% Stella istaStella ista
  34. 🔍 16% Jam toto subitusJam toto subitus
  35. 🔍 16% Jam toto subitusJam toto subitus
  36. 🔍 16% Posuit os meumPosuit os meum
  37. 🔍 16% Adversum meAdversum me
  38. 🔍 16% Stella apparuitStella apparuit
  39. 🔍 16% Quasi oliva pullulansQuasi oliva pullulans
  40. 🔍 16% Quasi oliva pullulansQuasi oliva pullulans
  41. 🔍 16% Ave MariaAve Maria
  42. 🔍 16% Quasi unumQuasi unum
  43. 🔍 16% Jam toto subitusJam toto subitus
  44. 🔍 16% Ave Maria... alleluiaAve Maria... alleluia
  45. 🔍 16% Agathes laetissimaAgathes laetissima
  46. 🔍 16% Dixit Dominus ad AdamDixit Dominus ad Adam
  47. 🔍 16% Et venerunt festinantesEt venerunt festinantes
  48. 🔍 16% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  49. 🔍 16% Jerusalem et SionJerusalem et Sion
  50. 🔍 16% Ave Maria ... allel.Ave Maria ... allel.
  51. 🔍 16% O Virgo pulcherrimaO Virgo pulcherrima
  52. 🔍 16% Jerusalem et SionJerusalem et Sion
  53. 🔍 16% Jerusalem et SionJerusalem et Sion
  54. 🔍 16% Ave maris stella (II)Ave maris stella (II)
  55. 🔍 16% Exaudiat te DominusExaudiat te Dominus
  56. 🔍 16% DilatavitDilatavit
  57. 🔍 16% Angelis suisAngelis suis
  58. 🔍 15% Inclina DomineInclina Domine
  59. 🔍 15% Quae est ista quae progrediturQuae est ista quae progreditur
  60. 🔍 15% Isti sunt qui veneruntIsti sunt qui venerunt
  61. 🔍 15% Ave mundi spes MariaAve mundi spes Maria
  62. 🔍 15% Proclamatio Nativitas DNIC (Octavo Kalendas ianuarii)Proclamatio Nativitas DNIC (Octavo Kalendas ianuarii)
  63. 🔍 15% Deus Deus meus (62)Deus Deus meus (62)
  64. 🔍 15% Maria dixitMaria dixit
  65. 🔍 15% Ab hac familiaAb hac familia