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% Beati qui custodiuntBeati qui custodiunt
  2. 🔍 72% Agnus Dei VIIIAgnus Dei VIII
  3. 🔍 71% Domine convertereDomine convertere
  4. 🔍 67% Gloria (ad lib.) II.Gloria (ad lib.) II.
  5. 🔍 66% Cantate DominoCantate Domino
  6. 🔍 64% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  7. 🔍 64% GloriabunturGloriabuntur
  8. 🔍 64% In splendoribusIn splendoribus
  9. 🔍 63% Vultum tuumVultum tuum
  10. 🔍 61% Posuisti Domine (Com.)Posuisti Domine (Com.)
  11. 🔍 60% Sedebit DominusSedebit Dominus
  12. 🔍 59% Virgo parens ChristiVirgo parens Christi
  13. 🔍 59% Esto mihiEsto mihi
  14. 🔍 58% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  15. 🔍 58% Gaudete cum alleluiaGaudete cum alleluia
  16. 🔍 58% Domine DeusDomine Deus
  17. 🔍 57% Cantate DominoCantate Domino
  18. 🔍 57% Bonitas DominiBonitas Domini
  19. 🔍 57% Ecce Dominus venietEcce Dominus veniet
  20. 🔍 57% In te speraviIn te speravi
  21. 🔍 56% Populum humilemPopulum humilem
  22. 🔍 56% Exsultate DeoExsultate Deo
  23. 🔍 54% Dominus fortitudoDominus fortitudo
  24. 🔍 54% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  25. 🔍 54% Simon JoannisSimon Joannis
  26. 🔍 54% SitientesSitientes
  27. 🔍 54% CircuiboCircuibo
  28. 🔍 54% Hodie beata VirgoHodie beata Virgo
  29. 🔍 54% Salus populiSalus populi
  30. 🔍 53% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  31. 🔍 53% Cantabo DominoCantabo Domino
  32. 🔍 53% Domus meaDomus mea
  33. 🔍 52% Benedictio perituriBenedictio perituri
  34. 🔍 52% O quam gloriosum est regnumO quam gloriosum est regnum
  35. 🔍 52% In medio EcclesiaeIn medio Ecclesiae
  36. 🔍 52% Beatam me dicent (alleluia)Beatam me dicent (alleluia)
  37. 🔍 52% Os justiOs justi
  38. 🔍 52% Dominus illuminatioDominus illuminatio
  39. 🔍 52% Gloria et divitiaeGloria et divitiae
  40. 🔍 51% O quam gloriosum estO quam gloriosum est
  41. 🔍 51% Erit vobisErit vobis
  42. 🔍 51% Dominus firmamentumDominus firmamentum
  43. 🔍 50% Terribilis estTerribilis est
  44. 🔍 49% Unde huic sapientia haecUnde huic sapientia haec
  45. 🔍 49% Domine in auxiliumDomine in auxilium
  46. 🔍 49% Gaudete sine AlleluiaGaudete sine Alleluia
  47. 🔍 49% Si quis sititSi quis sitit
  48. 🔍 49% Pauperes SionPauperes Sion
  49. 🔍 48% FoderuntFoderunt
  50. 🔍 48% Tu es Petrus... alleluiaTu es Petrus... alleluia
  51. 🔍 48% Beatam me dicentBeatam me dicent
  52. 🔍 48% Multae tribulationesMultae tribulationes
  53. 🔍 48% Mitte manum... alleluiaMitte manum... alleluia
  54. 🔍 48% Ad te DomineAd te Domine
  55. 🔍 48% Confiteantur tibiConfiteantur tibi
  56. 🔍 47% VoveteVovete
  57. 🔍 47% Propter veritatemPropter veritatem
  58. 🔍 46% Petite cum AlleluiaPetite cum Alleluia
  59. 🔍 46% Ecce vidimus Ecce vidimus
  60. 🔍 46% Laetare JerusalemLaetare Jerusalem
  61. 🔍 46% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  62. 🔍 46% Apertis thesaurisApertis thesauris
  63. 🔍 46% Justus ut palma (Intr.)Justus ut palma (Intr.)
  64. 🔍 45% Laetamini in Domino (OFF. cum Alleluia)Laetamini in Domino (OFF. cum Alleluia)
  65. 🔍 45% Laetabitur justus (Com.)Laetabitur justus (Com.)