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% Dum auroraDum aurora
  2. 🔍 68% Dum aurora finemDum aurora finem
  3. 🔍 62% Dum auroraDum aurora
  4. 🔍 24% Exaudisti Domine orationemExaudisti Domine orationem
  5. 🔍 24% Iter facienteIter faciente
  6. 🔍 23% Hymnis angelicisHymnis angelicis
  7. 🔍 22% Praeclara salutis auroraPraeclara salutis aurora
  8. 🔍 21% A bimatu et infraA bimatu et infra
  9. 🔍 21% Ut audivitUt audivit
  10. 🔍 21% Dum tolleret DominusDum tolleret Dominus
  11. 🔍 20% Per te LuciaPer te Lucia
  12. 🔍 20% Surge properaSurge propera
  13. 🔍 20% Stans beata AgnesStans beata Agnes
  14. 🔍 20% Ave MariaAve Maria
  15. 🔍 20% Amen dico vobis quod uniAmen dico vobis quod uni
  16. 🔍 20% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  17. 🔍 20% Deus meus es tuDeus meus es tu
  18. 🔍 20% Venient ad teVenient ad te
  19. 🔍 20% Ipsi veroIpsi vero
  20. 🔍 19% Hodie Simon PetrusHodie Simon Petrus
  21. 🔍 19% Benedictus Deus qui misitBenedictus Deus qui misit
  22. 🔍 19% Domine nonne bonum semenDomine nonne bonum semen
  23. 🔍 19% Egredietur virgaEgredietur virga
  24. 🔍 19% In tua patientiaIn tua patientia
  25. 🔍 19% Adoramus te Christe (Resp Br)Adoramus te Christe (Resp Br)
  26. 🔍 19% Sanctitatis nova signaSanctitatis nova signa
  27. 🔍 19% Sanctitatis nova signaSanctitatis nova signa
  28. 🔍 19% Cum vocatus fuerisCum vocatus fueris
  29. 🔍 19% Praeclara salutis auroraPraeclara salutis aurora
  30. 🔍 19% Te JosephTe Joseph
  31. 🔍 19% Quid faciam quia dominusQuid faciam quia dominus
  32. 🔍 19% Veniet Dominus et nonVeniet Dominus et non
  33. 🔍 19% Panis solemnisPanis solemnis
  34. 🔍 19% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  35. 🔍 19% Erat vir Domini Benedictus (tonus 4d)Erat vir Domini Benedictus (tonus 4d)
  36. 🔍 19% Egredietur virgaEgredietur virga
  37. 🔍 19% Per signum CrucisPer signum Crucis
  38. 🔍 19% Hodie egressa estHodie egressa est
  39. 🔍 19% Dum tolleret DominusDum tolleret Dominus
  40. 🔍 19% Angelorum escaAngelorum esca
  41. 🔍 18% In regeneratione (Solesmes 1934)In regeneratione (Solesmes 1934)
  42. 🔍 18% Sacris SolemnisSacris Solemnis
  43. 🔍 18% Beatus GregoriusBeatus Gregorius
  44. 🔍 18% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  45. 🔍 18% Christus Jesus splendorChristus Jesus splendor
  46. 🔍 18% Exsultet omnium turba...Patris BenedictiExsultet omnium turba...Patris Benedicti
  47. 🔍 18% Opera manuum tuarumOpera manuum tuarum
  48. 🔍 18% Clamavi et exaudivit meClamavi et exaudivit me
  49. 🔍 18% Dum tolleret DominusDum tolleret Dominus
  50. 🔍 18% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  51. 🔍 18% Ecce crucem DominiEcce crucem Domini
  52. 🔍 18% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  53. 🔍 18% Apparuerunt caelestes spiritusApparuerunt caelestes spiritus
  54. 🔍 18% O dignissima Christi sponsaO dignissima Christi sponsa
  55. 🔍 18% Et qui praeibantEt qui praeibant
  56. 🔍 18% Erunt prava in directaErunt prava in directa
  57. 🔍 18% A porta inferiA porta inferi
  58. 🔍 18% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  59. 🔍 18% Admoniti MagiAdmoniti Magi
  60. 🔍 18% Traditor autemTraditor autem
  61. 🔍 18% Gaudete et exsultate quoniam mercesGaudete et exsultate quoniam merces
  62. 🔍 18% Nemo in eumNemo in eum
  63. 🔍 18% Angeli eorum... Patris meiAngeli eorum... Patris mei
  64. 🔍 18% Nativitas gloriosaeNativitas gloriosae
  65. 🔍 18% Benedicite sancti et humiles cordeBenedicite sancti et humiles corde