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% Pie presul et patrone HenricePie presul et patrone Henrice
  2. 🔍 51% Pie PaterPie Pater
  3. 🔍 46% Gloriose PaterGloriose Pater
  4. 🔍 33% Felix ex fructuFelix ex fructu
  5. 🔍 32% Magnificat (Visit. B. M. V.)Magnificat (Visit. B. M. V.)
  6. 🔍 24% Festum celebre martyrisFestum celebre martyris
  7. 🔍 22% Candor aeternaeCandor aeternae
  8. 🔍 22% In martyris LaurentiiIn martyris Laurentii
  9. 🔍 21% Gaude Mater PoloniaGaude Mater Polonia
  10. 🔍 21% Exsurge DomineExsurge Domine
  11. 🔍 20% En martyris LaurentiiEn martyris Laurentii
  12. 🔍 20% Ascendit DeusAscendit Deus
  13. 🔍 20% Ecce mitto Angelum meum (Resp.)Ecce mitto Angelum meum (Resp.)
  14. 🔍 20% Ascendit DeusAscendit Deus
  15. 🔍 20% Converte nosConverte nos
  16. 🔍 20% Venite exultemus IV EVenite exultemus IV E
  17. 🔍 20% O sacrum conviviumO sacrum convivium
  18. 🔍 20% Christe qui luxChriste qui lux
  19. 🔍 19% Dum tuas festoDum tuas festo
  20. 🔍 19% Beata nobisBeata nobis
  21. 🔍 19% In die resurrectionisIn die resurrectionis
  22. 🔍 19% Ecce mitto Angelum meumEcce mitto Angelum meum
  23. 🔍 19% Nostra festivo modulata plausuNostra festivo modulata plausu
  24. 🔍 19% Ascendit DeusAscendit Deus
  25. 🔍 19% Lucis Creator optimeLucis Creator optime
  26. 🔍 19% Lucis Creator optimeLucis Creator optime
  27. 🔍 19% Data est mihiData est mihi
  28. 🔍 19% Rex magneRex magne
  29. 🔍 19% Salve materSalve mater
  30. 🔍 19% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  31. 🔍 18% Superne regum RexSuperne regum Rex
  32. 🔍 18% OportebatOportebat
  33. 🔍 18% Non fraus magnanimumNon fraus magnanimum
  34. 🔍 18% Benedic anima meaBenedic anima mea
  35. 🔍 18% Hymnus Te DeumHymnus Te Deum
  36. 🔍 18% Ave virginum gemmaAve virginum gemma
  37. 🔍 18% Tu natale solumTu natale solum
  38. 🔍 18% Martinae celebriMartinae celebri
  39. 🔍 18% Virginitas caelumVirginitas caelum
  40. 🔍 18% Exaudi Domine... tibiExaudi Domine... tibi
  41. 🔍 18% Judaea et JerusalemJudaea et Jerusalem
  42. 🔍 18% Tu natale solum protegeTu natale solum protege
  43. 🔍 18% Martinae celebri plauditeMartinae celebri plaudite
  44. 🔍 18% Gloria IGloria I
  45. 🔍 18% Viri GalilaeiViri Galilaei
  46. 🔍 18% Hymnum novaeHymnum novae
  47. 🔍 18% ExcitaExcita
  48. 🔍 18% Tulerunt JesumTulerunt Jesum
  49. 🔍 18% Diadema spineumDiadema spineum
  50. 🔍 18% Emitte SpiritumEmitte Spiritum
  51. 🔍 18% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  52. 🔍 17% Venite filiiVenite filii
  53. 🔍 17% Perfice gressusPerfice gressus
  54. 🔍 17% SubveniteSubvenite
  55. 🔍 17% Psallite DominoPsallite Domino
  56. 🔍 17% Haec est diesHaec est dies
  57. 🔍 17% Impleta gaudentImpleta gaudent
  58. 🔍 17% Non illam cruciansNon illam crucians
  59. 🔍 17% Gaudete vos fideles!Gaudete vos fideles!
  60. 🔍 17% Domine praevenistiDomine praevenisti
  61. 🔍 17% Cum inducerent puerum Jesum (Resp.)Cum inducerent puerum Jesum (Resp.)
  62. 🔍 17% Laudate Deum omnes (All)Laudate Deum omnes (All)
  63. 🔍 17% Lucis Creator optime (in Hieme)Lucis Creator optime (in Hieme)
  64. 🔍 17% Exaudi Domine... tibiExaudi Domine... tibi
  65. 🔍 17% Quinque prudentesQuinque prudentes