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