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% Emitte SpiritumEmitte Spiritum
  2. 🔍 72% Benedicite DominoBenedicite Domino
  3. 🔍 71% Ascendit DeusAscendit Deus
  4. 🔍 71% Excita DomineExcita Domine
  5. 🔍 67% Benedic anima meaBenedic anima mea
  6. 🔍 67% Qui posuit finesQui posuit fines
  7. 🔍 66% Justi confitebunturJusti confitebuntur
  8. 🔍 66% Emitte SpiritumEmitte Spiritum
  9. 🔍 65% Si quis manducaveritSi quis manducaverit
  10. 🔍 63% Fecisti viriliterFecisti viriliter
  11. 🔍 61% Laudate DeumLaudate Deum
  12. 🔍 58% Deus virtutumDeus virtutum
  13. 🔍 54% Emitte SpiritumEmitte Spiritum
  14. 🔍 50% Ascendit DeusAscendit Deus
  15. 🔍 45% Alleluia (C)Alleluia (C)
  16. 🔍 41% Emitte spiritumEmitte spiritum
  17. 🔍 38% Lauda JerusalemLauda Jerusalem
  18. 🔍 36% Ascendit DeusAscendit Deus
  19. 🔍 35% Venite exsultemus DominoVenite exsultemus Domino
  20. 🔍 34% Benedic anima meaBenedic anima mea
  21. 🔍 33% Emitte Spiritum tuumEmitte Spiritum tuum
  22. 🔍 31% Emitte SpiritumEmitte Spiritum
  23. 🔍 30% Custodi innocentiamCustodi innocentiam
  24. 🔍 29% Emitte SpiritumEmitte Spiritum
  25. 🔍 28% Exsultabunt sancti (Off.)Exsultabunt sancti (Off.)
  26. 🔍 28% Emitte spiritum tuumEmitte spiritum tuum
  27. 🔍 28% Excita DomineExcita Domine
  28. 🔍 26% TestTest
  29. 🔍 26% Afferentur... proximaeAfferentur... proximae
  30. 🔍 26% In te DomineIn te Domine
  31. 🔍 24% Ostende mihiOstende mihi
  32. 🔍 23% Emitte Spiritum (altera melodia)Emitte Spiritum (altera melodia)
  33. 🔍 22% Emitte SpiritumEmitte Spiritum
  34. 🔍 22% Benedicite DominoBenedicite Domino
  35. 🔍 22% Emitte SpiritumEmitte Spiritum
  36. 🔍 21% DolorosaDolorosa
  37. 🔍 21% Requiem (Officium)Requiem (Officium)
  38. 🔍 21% Emitte SpiritumEmitte Spiritum
  39. 🔍 21% Introibo ad altareIntroibo ad altare
  40. 🔍 21% Ostende nobisOstende nobis
  41. 🔍 21% InebriabunturInebriabuntur
  42. 🔍 21% Quam pulchriQuam pulchri
  43. 🔍 21% Emitte SpiritumEmitte Spiritum
  44. 🔍 21% AccediteAccedite
  45. 🔍 20% Te lucis ante terminumTe lucis ante terminum
  46. 🔍 20% Caritas Dei cum AlleluiaCaritas Dei cum Alleluia
  47. 🔍 20% Factus est DominusFactus est Dominus
  48. 🔍 20% Specie tua (All.)Specie tua (All.)
  49. 🔍 20% Afferentur... pro patribusAfferentur... pro patribus
  50. 🔍 20% DolorosaDolorosa
  51. 🔍 20% Salve Regina misericordiaeSalve Regina misericordiae
  52. 🔍 20% InsurrexeruntInsurrexerunt
  53. 🔍 20% Benedicta et venerabilisBenedicta et venerabilis
  54. 🔍 20% Emitte SpiritumEmitte Spiritum
  55. 🔍 20% Qui posuit finesQui posuit fines
  56. 🔍 20% Beata nobis gaudiaBeata nobis gaudia
  57. 🔍 20% Beata nobis gaudiaBeata nobis gaudia
  58. 🔍 20% Data est mihiData est mihi
  59. 🔍 20% Dominus in SinaDominus in Sina
  60. 🔍 20% Haec dies quam fecitHaec dies quam fecit
  61. 🔍 20% Nimis honorati sunt (All.)Nimis honorati sunt (All.)
  62. 🔍 20% Emitte SpiritumEmitte Spiritum
  63. 🔍 20% De excelsoDe excelso
  64. 🔍 20% Nos autem... alleluiaNos autem... alleluia
  65. 🔍 20% Dominus salvavitDominus salvavit