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% De profundis (verses, rhythmic signs)De profundis (verses, rhythmic signs)
  2. 🔍 73% De profundisDe profundis
  3. 🔍 70% De profundis (verses)De profundis (verses)
  4. 🔍 41% Dominus fortitudoDominus fortitudo
  5. 🔍 37% De profundisDe profundis
  6. 🔍 37% Vultum tuumVultum tuum
  7. 🔍 36% Dominus illuminatioDominus illuminatio
  8. 🔍 36% Cantate DominoCantate Domino
  9. 🔍 35% SitientesSitientes
  10. 🔍 35% Gloria (ad lib.) II.Gloria (ad lib.) II.
  11. 🔍 34% In te speraviIn te speravi
  12. 🔍 33% GloriabunturGloriabuntur
  13. 🔍 33% Domine Jesu Christe (Off.)Domine Jesu Christe (Off.)
  14. 🔍 33% Agnus Dei VIIIAgnus Dei VIII
  15. 🔍 33% Terribilis estTerribilis est
  16. 🔍 33% Esto mihiEsto mihi
  17. 🔍 33% Benedicite gentesBenedicite gentes
  18. 🔍 32% Si quis sititSi quis sitit
  19. 🔍 32% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  20. 🔍 32% Exaltabo teExaltabo te
  21. 🔍 32% Ad te DomineAd te Domine
  22. 🔍 32% In splendoribusIn splendoribus
  23. 🔍 32% Ecce vidimus Ecce vidimus
  24. 🔍 32% Beati qui custodiuntBeati qui custodiunt
  25. 🔍 31% Sedebit DominusSedebit Dominus
  26. 🔍 31% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  27. 🔍 31% Sacerdotes SionSacerdotes Sion
  28. 🔍 31% Venite adoremusVenite adoremus
  29. 🔍 31% Domine DeusDomine Deus
  30. 🔍 31% Gaudete cum alleluiaGaudete cum alleluia
  31. 🔍 31% Laetetur corLaetetur cor
  32. 🔍 30% Hodie beata VirgoHodie beata Virgo
  33. 🔍 30% Posuisti Domine (Com.)Posuisti Domine (Com.)
  34. 🔍 30% Domine convertereDomine convertere
  35. 🔍 30% Respice DomineRespice Domine
  36. 🔍 30% In virtute tuaIn virtute tua
  37. 🔍 30% Simon JoannisSimon Joannis
  38. 🔍 30% Inveni David (Offertorium)Inveni David (Offertorium)
  39. 🔍 29% Cogitationes Cordis cum AlleluiaCogitationes Cordis cum Alleluia
  40. 🔍 29% Unde huic sapientia haecUnde huic sapientia haec
  41. 🔍 29% Cantabo DominoCantabo Domino
  42. 🔍 29% Pauperes SionPauperes Sion
  43. 🔍 29% Homo quidam fecit coenam magnamHomo quidam fecit coenam magnam
  44. 🔍 29% Populum humilemPopulum humilem
  45. 🔍 29% Veni et ostendeVeni et ostende
  46. 🔍 29% Cogitationes Cordis sine AlleluiaCogitationes Cordis sine Alleluia
  47. 🔍 29% Laetare JerusalemLaetare Jerusalem
  48. 🔍 29% Multae tribulationesMultae tribulationes
  49. 🔍 29% Cantemus DominoCantemus Domino
  50. 🔍 29% Virgo parens ChristiVirgo parens Christi
  51. 🔍 29% In medio EcclesiaeIn medio Ecclesiae
  52. 🔍 29% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  53. 🔍 29% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  54. 🔍 28% Os justiOs justi
  55. 🔍 28% Ecce Dominus venietEcce Dominus veniet
  56. 🔍 28% Cantate DominoCantate Domino
  57. 🔍 28% Ecce virgoEcce virgo
  58. 🔍 28% Bonitas DominiBonitas Domini
  59. 🔍 28% Verba meaVerba mea
  60. 🔍 28% Salus populiSalus populi
  61. 🔍 28% VoveteVovete
  62. 🔍 28% Exiit sermo (Com.)Exiit sermo (Com.)
  63. 🔍 28% Fuit homoFuit homo
  64. 🔍 28% Confiteantur tibiConfiteantur tibi
  65. 🔍 28% Mihi absitMihi absit