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% The Reproaches (2)The Reproaches (2)
  2. 🔍 85% The Reproaches (4)The Reproaches (4)
  3. 🔍 84% The Reproaches (3)The Reproaches (3)
  4. 🔍 79% The Reproaches (5)The Reproaches (5)
  5. 🔍 67% The Reproaches (6)The Reproaches (6)
  6. 🔍 55% The Reproaches (7)The Reproaches (7)
  7. 🔍 39% Hagios o TheosHagios o Theos
  8. 🔍 36% Hagios o TheosHagios o Theos
  9. 🔍 32% The Reproaches (8)The Reproaches (8)
  10. 🔍 29% The Reproaches (1)The Reproaches (1)
  11. 🔍 29% Omnes collaudantOmnes collaudant
  12. 🔍 28% Pueri Hebraeorum 2Pueri Hebraeorum 2
  13. 🔍 28% Turba multaTurba multa
  14. 🔍 28% Domini est terraDomini est terra
  15. 🔍 27% HosannaHosanna
  16. 🔍 27% Viderunt omnesViderunt omnes
  17. 🔍 27% Sanctus DeusSanctus Deus
  18. 🔍 26% Cum angelisCum angelis
  19. 🔍 25% Crastina dieCrastina die
  20. 🔍 25% The Reproaches (9)The Reproaches (9)
  21. 🔍 25% SedebitSedebit
  22. 🔍 25% Lauda JerusalemLauda Jerusalem
  23. 🔍 25% VidimusVidimus
  24. 🔍 24% Ave Rex nosterAve Rex noster
  25. 🔍 24% Gloria (Introits tone 6)Gloria (Introits tone 6)
  26. 🔍 24% In splendoribusIn splendoribus
  27. 🔍 24% Gloria (Introits tone 2)Gloria (Introits tone 2)
  28. 🔍 24% Misericordia DominiMisericordia Domini
  29. 🔍 24% Dico vobisDico vobis
  30. 🔍 23% Jerusalem quae aedificaturJerusalem quae aedificatur
  31. 🔍 23% Spiritus quiSpiritus qui
  32. 🔍 23% Ascendit DeusAscendit Deus
  33. 🔍 23% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  34. 🔍 23% CoeperuntCoeperunt
  35. 🔍 23% Alleluia (ad Evangelium)Alleluia (ad Evangelium)
  36. 🔍 23% VisionemVisionem
  37. 🔍 22% Dextera DominiDextera Domini
  38. 🔍 22% Pueri Hebraeorum 1Pueri Hebraeorum 1
  39. 🔍 22% RevelabiturRevelabitur
  40. 🔍 22% Gloria (Introits tone 4)Gloria (Introits tone 4)
  41. 🔍 22% Psallite DominoPsallite Domino
  42. 🔍 22% Lumen gentiumLumen gentium
  43. 🔍 22% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  44. 🔍 22% Primum quaeritePrimum quaerite
  45. 🔍 21% Occurrunt turbaeOccurrunt turbae
  46. 🔍 21% Nimis honorati suntNimis honorati sunt
  47. 🔍 21% Laetentur caeliLaetentur caeli
  48. 🔍 21% Alleluia (ad communionem mode 4)Alleluia (ad communionem mode 4)
  49. 🔍 21% Mandatum novumMandatum novum
  50. 🔍 21% Adoramus teAdoramus te
  51. 🔍 21% Omnes gentes plauditeOmnes gentes plaudite
  52. 🔍 21% Beata visceraBeata viscera
  53. 🔍 21% Tui sunt caeliTui sunt caeli
  54. 🔍 21% R. IngredienteR. Ingrediente
  55. 🔍 21% IntroiboIntroibo
  56. 🔍 21% Emitte SpiritumEmitte Spiritum
  57. 🔍 21% Panis quem ego dederoPanis quem ego dedero
  58. 🔍 21% Dicit DominusDicit Dominus
  59. 🔍 21% Dominus JesusDominus Jesus
  60. 🔍 21% Mirabantur omnesMirabantur omnes
  61. 🔍 20% Gloria laus et honorGloria laus et honor
  62. 🔍 20% Unam petiiUnam petii
  63. 🔍 20% Felices sensusFelices sensus
  64. 🔍 20% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  65. 🔍 20% Surrexit DominusSurrexit Dominus