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% Ecce virgoEcce virgo
  2. 🔍 90% Ecce virgoEcce virgo
  3. 🔍 55% Ecce VirgoEcce Virgo
  4. 🔍 44% Ecce virgoEcce virgo
  5. 🔍 36% Beata visceraBeata viscera
  6. 🔍 33% Amen dico vobisAmen dico vobis
  7. 🔍 31% Laetabitur justusLaetabitur justus
  8. 🔍 30% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  9. 🔍 29% Mitte manum... alleluiaMitte manum... alleluia
  10. 🔍 29% Ecce virgoEcce virgo
  11. 🔍 29% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  12. 🔍 29% PetitePetite
  13. 🔍 28% Semel juraviSemel juravi
  14. 🔍 28% Ecce Virgo... alleluiaEcce Virgo... alleluia
  15. 🔍 28% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  16. 🔍 28% Scapulis suisScapulis suis
  17. 🔍 27% Stabant juxtaStabant juxta
  18. 🔍 27% AfferenturAfferentur
  19. 🔍 27% Ecce dediEcce dedi
  20. 🔍 27% StatuitStatuit
  21. 🔍 27% ModicumModicum
  22. 🔍 27% RevelabiturRevelabitur
  23. 🔍 27% Omnes gentesOmnes gentes
  24. 🔍 27% Gloria (Introits tone 2)Gloria (Introits tone 2)
  25. 🔍 26% Gloria (Introits tone 6)Gloria (Introits tone 6)
  26. 🔍 26% Jacob autemJacob autem
  27. 🔍 26% Ecce VirgoEcce Virgo
  28. 🔍 26% Scapulis suisScapulis suis
  29. 🔍 26% Domus meaDomus mea
  30. 🔍 26% Veritas meaVeritas mea
  31. 🔍 26% Vultum tuumVultum tuum
  32. 🔍 25% Ave MariaAve Maria
  33. 🔍 25% Mitte manumMitte manum
  34. 🔍 25% Dum sanctificatusDum sanctificatus
  35. 🔍 25% Nos autemNos autem
  36. 🔍 25% Dignus est AgnusDignus est Agnus
  37. 🔍 25% Afferentur ... post eamAfferentur ... post eam
  38. 🔍 24% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  39. 🔍 24% Aqua sapientiaeAqua sapientiae
  40. 🔍 24% Gaudete justiGaudete justi
  41. 🔍 24% Gloria (Introits tone 4)Gloria (Introits tone 4)
  42. 🔍 24% Psallite DominoPsallite Domino
  43. 🔍 24% Emitte SpiritumEmitte Spiritum
  44. 🔍 23% Psallite DominoPsallite Domino
  45. 🔍 23% Accipite jucunditatemAccipite jucunditatem
  46. 🔍 23% In omnem terramIn omnem terram
  47. 🔍 23% Ecce advenitEcce advenit
  48. 🔍 23% Spiritus quiSpiritus qui
  49. 🔍 23% Sacerdotes DominiSacerdotes Domini
  50. 🔍 23% ConfundanturConfundantur
  51. 🔍 23% Audi filiaAudi filia
  52. 🔍 23% Spiritus DominiSpiritus Domini
  53. 🔍 23% Alleluia (ad introitum mode 8)Alleluia (ad introitum mode 8)
  54. 🔍 23% Benedicite omnes AngeliBenedicite omnes Angeli
  55. 🔍 22% Gloria et divitiaeGloria et divitiae
  56. 🔍 22% Fidelis servusFidelis servus
  57. 🔍 22% Judica meJudica me
  58. 🔍 22% In medioIn medio
  59. 🔍 22% Hodie scietisHodie scietis
  60. 🔍 22% Beatus servusBeatus servus
  61. 🔍 22% Honora DominumHonora Dominum
  62. 🔍 22% Tu es PetrusTu es Petrus
  63. 🔍 22% Justus ut palmaJustus ut palma
  64. 🔍 22% Gloria (Introits tone 3)Gloria (Introits tone 3)
  65. 🔍 22% Spiritus SanctusSpiritus Sanctus