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% In diebus ejusIn diebus ejus
  2. 🔍 27% Te saeculorum PrincipemTe saeculorum Principem
  3. 🔍 26% IncipiteIncipite
  4. 🔍 26% Dominus... erexitDominus... erexit
  5. 🔍 26% Beata nobis gaudiaBeata nobis gaudia
  6. 🔍 25% Beata nobis gaudiaBeata nobis gaudia
  7. 🔍 24% Exsultet jam AngelicaExsultet jam Angelica
  8. 🔍 24% Ex odorisEx odoris
  9. 🔍 24% Te saeculorum PrincipemTe saeculorum Principem
  10. 🔍 24% Te saeculorum PrincipemTe saeculorum Principem
  11. 🔍 23% Comperta autemComperta autem
  12. 🔍 23% Beata nobis gaudiaBeata nobis gaudia
  13. 🔍 23% Nocte surgentesNocte surgentes
  14. 🔍 23% Beata nobis gaudiaBeata nobis gaudia
  15. 🔍 23% Beata nobisBeata nobis
  16. 🔍 23% Ascendente JesuAscendente Jesu
  17. 🔍 23% Candens virgoCandens virgo
  18. 🔍 23% Gloria XIIIGloria XIII
  19. 🔍 22% Ecce ego JoannesEcce ego Joannes
  20. 🔍 22% Dixit Mater ejusDixit Mater ejus
  21. 🔍 22% Vexilla Regis prodeuntVexilla Regis prodeunt
  22. 🔍 22% Sub manu AnaniaeSub manu Ananiae
  23. 🔍 22% Iesu Salvator saeculiIesu Salvator saeculi
  24. 🔍 21% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  25. 🔍 21% Montes GelboeMontes Gelboe
  26. 🔍 21% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  27. 🔍 21% Vexilla Regis (Inventio Sanctae Crucis)Vexilla Regis (Inventio Sanctae Crucis)
  28. 🔍 21% Suscitabit DominusSuscitabit Dominus
  29. 🔍 21% Luce divinaLuce divina
  30. 🔍 21% Legis sacrataeLegis sacratae
  31. 🔍 21% A solis ortusA solis ortus
  32. 🔍 21% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  33. 🔍 21% Judicii signumJudicii signum
  34. 🔍 21% Veni Redemptor gentiumVeni Redemptor gentium
  35. 🔍 21% Ave Maris StellaAve Maris Stella
  36. 🔍 21% Aeterne rerum Conditor (Dox. Deo Patri)Aeterne rerum Conditor (Dox. Deo Patri)
  37. 🔍 21% Jam lucis orto sidere (In Festo Pentecostes)Jam lucis orto sidere (In Festo Pentecostes)
  38. 🔍 21% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  39. 🔍 21% Tu principatumTu principatum
  40. 🔍 21% O salutaris Hostia IIIO salutaris Hostia III
  41. 🔍 21% Lauda SionLauda Sion
  42. 🔍 21% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  43. 🔍 21% Ave Maris Stella (Off. BMV in Sab.)Ave Maris Stella (Off. BMV in Sab.)
  44. 🔍 21% Vexilla Regis (Tempore Passionis)Vexilla Regis (Tempore Passionis)
  45. 🔍 21% Vexilla RegisVexilla Regis
  46. 🔍 21% Juvenes... laudateJuvenes... laudate
  47. 🔍 21% Decus morumDecus morum
  48. 🔍 21% Ex more docti mysticoEx more docti mystico
  49. 🔍 21% Simile est... hominiSimile est... homini
  50. 🔍 21% Ecce positusEcce positus
  51. 🔍 21% Dies DominiDies Domini
  52. 🔍 21% Et factum estEt factum est
  53. 🔍 21% Te sancte rursusTe sancte rursus
  54. 🔍 21% Venite exsultemus DominoVenite exsultemus Domino
  55. 🔍 21% Te sancte rursus LudoviceTe sancte rursus Ludovice
  56. 🔍 21% Exsultet omnium turba...ScolasticaeExsultet omnium turba...Scolasticae
  57. 🔍 21% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  58. 🔍 21% Sursum sonetSursum sonet
  59. 🔍 21% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  60. 🔍 21% In craticulaIn craticula
  61. 🔍 21% Ex quo religioEx quo religio
  62. 🔍 21% Aeterna imago AltissimiAeterna imago Altissimi
  63. 🔍 20% Vexilla Regis (Exaltatio Sanctae Crucis)Vexilla Regis (Exaltatio Sanctae Crucis)
  64. 🔍 20% Magne PaterMagne Pater
  65. 🔍 20% Lauda SionLauda Sion