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% Non participenturNon participentur
  2. 🔍 63% Non participenturNon participentur
  3. 🔍 46% Non participenturNon participentur
  4. 🔍 31% IlluminaIllumina
  5. 🔍 30% IlluminaIllumina
  6. 🔍 23% IlluminaIllumina
  7. 🔍 23% TorcularTorcular
  8. 🔍 22% Pontifex sacerdosPontifex sacerdos
  9. 🔍 22% In voluntateIn voluntate
  10. 🔍 22% AmbulateAmbulate
  11. 🔍 22% AcceptabisAcceptabis
  12. 🔍 22% Gaude Mater PoloniaGaude Mater Polonia
  13. 🔍 22% DoctrinamDoctrinam
  14. 🔍 22% Erit vobisErit vobis
  15. 🔍 21% Ne timeasNe timeas
  16. 🔍 21% Spiritus Domini sine alleluiaSpiritus Domini sine alleluia
  17. 🔍 21% Ecce elongaviEcce elongavi
  18. 🔍 21% Quia fecistiQuia fecisti
  19. 🔍 21% DoctrinamDoctrinam
  20. 🔍 21% Mihi autem nimis (Off.)Mihi autem nimis (Off.)
  21. 🔍 20% Ne timeasNe timeas
  22. 🔍 20% Deus in nomine tuoDeus in nomine tuo
  23. 🔍 20% Desiderium animaeDesiderium animae
  24. 🔍 20% Justi epulentur (Intr.)Justi epulentur (Intr.)
  25. 🔍 20% ReminiscereReminiscere
  26. 🔍 20% Domine fortitudoDomine fortitudo
  27. 🔍 20% Desiderium cordisDesiderium cordis
  28. 🔍 20% Dicit Dominus SermonesDicit Dominus Sermones
  29. 🔍 20% RecordareRecordare
  30. 🔍 19% Non fecitNon fecit
  31. 🔍 19% Sacerdotes ejusSacerdotes ejus
  32. 🔍 19% Veste sanctaVeste sancta
  33. 🔍 19% ReminiscereReminiscere
  34. 🔍 19% Calix benedictionisCalix benedictionis
  35. 🔍 19% De necessitatibusDe necessitatibus
  36. 🔍 19% Etenim sederuntEtenim sederunt
  37. 🔍 19% MiserebiturMiserebitur
  38. 🔍 19% Domine Deus... qui repertusDomine Deus... qui repertus
  39. 🔍 19% Domine Deus... vidi cumDomine Deus... vidi cum
  40. 🔍 19% In virtute tuaIn virtute tua
  41. 🔍 19% Oratio felixOratio felix
  42. 🔍 19% Sapientia aedificavitSapientia aedificavit
  43. 🔍 19% RecordareRecordare
  44. 🔍 19% Justi epulentur (Intr.)Justi epulentur (Intr.)
  45. 🔍 19% Judica DomineJudica Domine
  46. 🔍 19% Justi epulenturJusti epulentur
  47. 🔍 19% Oravi DeumOravi Deum
  48. 🔍 18% ResponsumResponsum
  49. 🔍 18% Sciant gentesSciant gentes
  50. 🔍 18% ExsurgeExsurge
  51. 🔍 18% Intret in conspectuIntret in conspectu
  52. 🔍 18% Deus in nomine tuoDeus in nomine tuo
  53. 🔍 18% AmbulateAmbulate
  54. 🔍 18% De necessitatibusDe necessitatibus
  55. 🔍 18% Omni die dic MariaeOmni die dic Mariae
  56. 🔍 18% MiserebiturMiserebitur
  57. 🔍 18% Veste sanctaVeste sancta
  58. 🔍 18% Esto mihiEsto mihi
  59. 🔍 18% In te DomineIn te Domine
  60. 🔍 18% VisionemVisionem
  61. 🔍 18% Ego autemEgo autem
  62. 🔍 18% Benedicite omnes AngeliBenedicite omnes Angeli
  63. 🔍 18% Desiderium animaeDesiderium animae
  64. 🔍 18% Sicut oculiSicut oculi
  65. 🔍 18% DoctrinamDoctrinam