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% FrumentumFrumentum
  2. 🔍 32% FrumentumFrumentum
  3. 🔍 30% Justorum animaeJustorum animae
  4. 🔍 29% FrumentumFrumentum
  5. 🔍 29% Spiritus DominiSpiritus Domini
  6. 🔍 28% HosannaHosanna
  7. 🔍 26% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  8. 🔍 26% Calix benedictionisCalix benedictionis
  9. 🔍 26% Lumen gentiumLumen gentium
  10. 🔍 26% Cum angelisCum angelis
  11. 🔍 25% Ave Rex nosterAve Rex noster
  12. 🔍 25% Jacob autemJacob autem
  13. 🔍 25% Beata visceraBeata viscera
  14. 🔍 25% QuotiescumqueQuotiescumque
  15. 🔍 24% Lauda Syon SalvatoremLauda Syon Salvatorem
  16. 🔍 24% De fructu operumDe fructu operum
  17. 🔍 23% Felices sensusFelices sensus
  18. 🔍 23% Spiritus DominiSpiritus Domini
  19. 🔍 23% Vultum tuumVultum tuum
  20. 🔍 23% Cibavit eosCibavit eos
  21. 🔍 23% Unam petiiUnam petii
  22. 🔍 23% Joseph fili DavidJoseph fili David
  23. 🔍 23% Tu puerTu puer
  24. 🔍 23% VisionemVisionem
  25. 🔍 23% Dominus regnavit exsultetDominus regnavit exsultet
  26. 🔍 22% Pueri Hebraeorum 2Pueri Hebraeorum 2
  27. 🔍 22% Stabat sancta MariaStabat sancta Maria
  28. 🔍 22% Christus semelChristus semel
  29. 🔍 22% In virtute tuaIn virtute tua
  30. 🔍 22% CoeperuntCoeperunt
  31. 🔍 22% Adorna thalamumAdorna thalamum
  32. 🔍 22% Terribilis estTerribilis est
  33. 🔍 22% Per signum CrucisPer signum Crucis
  34. 🔍 22% Adorate DeumAdorate Deum
  35. 🔍 22% ProtegeProtege
  36. 🔍 21% RequiescantRequiescant
  37. 🔍 21% Turba multaTurba multa
  38. 🔍 21% Domine Jesu ChristeDomine Jesu Christe
  39. 🔍 21% Posuisti DominePosuisti Domine
  40. 🔍 21% Nunc DimittisNunc Dimittis
  41. 🔍 21% Os justiOs justi
  42. 🔍 21% ConcepcioConcepcio
  43. 🔍 21% VoveteVovete
  44. 🔍 21% Misericordia DominiMisericordia Domini
  45. 🔍 21% ObtuleruntObtulerunt
  46. 🔍 21% SanctusSanctus
  47. 🔍 21% Mihi autem absit Ps. MementoMihi autem absit Ps. Memento
  48. 🔍 21% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  49. 🔍 21% Dico vobisDico vobis
  50. 🔍 21% Stabat MaterStabat Mater
  51. 🔍 20% Portas caeliPortas caeli
  52. 🔍 20% Mitte manumMitte manum
  53. 🔍 20% Ex ore infantiumEx ore infantium
  54. 🔍 20% Agnus (November 2)Agnus (November 2)
  55. 🔍 20% Ab ortu solisAb ortu solis
  56. 🔍 20% CogitationesCogitationes
  57. 🔍 20% Da pacemDa pacem
  58. 🔍 20% Exsultabunt sanctiExsultabunt sancti
  59. 🔍 20% Domini est terraDomini est terra
  60. 🔍 20% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  61. 🔍 20% In splendoribusIn splendoribus
  62. 🔍 20% IlluxeruntIlluxerunt
  63. 🔍 20% HumiliavitHumiliavit
  64. 🔍 20% Stabat Mater ... DominicanStabat Mater ... Dominican
  65. 🔍 20% De FructuDe Fructu