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% Angelus Domini apparuit (Intr.)Angelus Domini apparuit (Intr.)
  2. 🔍 44% Ecce Angelus DominiEcce Angelus Domini
  3. 🔍 40% Ecce Angelus DominiEcce Angelus Domini
  4. 🔍 37% In virtute tuaIn virtute tua
  5. 🔍 37% Mihi absitMihi absit
  6. 🔍 36% Angelus Domini apparuit (Tract.)Angelus Domini apparuit (Tract.)
  7. 🔍 35% Deus autemDeus autem
  8. 🔍 34% Jesu redemptor omniumJesu redemptor omnium
  9. 🔍 32% Angelus Domini apparuit in somnis... vadeAngelus Domini apparuit in somnis... vade
  10. 🔍 32% Dum venerit ParaclitusDum venerit Paraclitus
  11. 🔍 31% Ego sum RaphaelEgo sum Raphael
  12. 🔍 31% Aufer a meAufer a me
  13. 🔍 30% Domine Deus... qui repertusDomine Deus... qui repertus
  14. 🔍 30% Defuncto HerodeDefuncto Herode
  15. 🔍 30% Angelus Domini apparuitAngelus Domini apparuit
  16. 🔍 30% Christus unamChristus unam
  17. 🔍 30% Angelus Domini apparuitAngelus Domini apparuit
  18. 🔍 30% Sanctus VIIISanctus VIII
  19. 🔍 29% In pace factus estIn pace factus est
  20. 🔍 29% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  21. 🔍 29% Terra tremuitTerra tremuit
  22. 🔍 29% Sanctificavit DominusSanctificavit Dominus
  23. 🔍 29% Dominus fortitudoDominus fortitudo
  24. 🔍 29% Angelus Domini apparuit Joseph (S. Jos)Angelus Domini apparuit Joseph (S. Jos)
  25. 🔍 29% Adjutor et protectorAdjutor et protector
  26. 🔍 28% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  27. 🔍 28% Toni Praefationum (2. Tonus ferialis)Toni Praefationum (2. Tonus ferialis)
  28. 🔍 28% Dilectio DeiDilectio Dei
  29. 🔍 28% Invocabit meInvocabit me
  30. 🔍 28% Spiritus... super me... praedicareSpiritus... super me... praedicare
  31. 🔍 28% Ecce virgoEcce virgo
  32. 🔍 28% De profundisDe profundis
  33. 🔍 27% Filiae regumFiliae regum
  34. 🔍 27% Afferte DominoAfferte Domino
  35. 🔍 27% Si vere fratresSi vere fratres
  36. 🔍 27% Angelus Domini apparuit (S. Jos.)Angelus Domini apparuit (S. Jos.)
  37. 🔍 27% Beata Mater...Regina mundi sentiantBeata Mater...Regina mundi sentiant
  38. 🔍 27% Effusum estEffusum est
  39. 🔍 27% Dominus dixitDominus dixit
  40. 🔍 27% Dominus illuminatioDominus illuminatio
  41. 🔍 27% Hic est sacerdosHic est sacerdos
  42. 🔍 27% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  43. 🔍 26% InvocaboInvocabo
  44. 🔍 26% Ecce virgoEcce virgo
  45. 🔍 26% Gloria Patri IGloria Patri I
  46. 🔍 26% Terra tremuitTerra tremuit
  47. 🔍 26% Terribilis estTerribilis est
  48. 🔍 26% Gloria Patri IGloria Patri I
  49. 🔍 26% Redime meRedime me
  50. 🔍 26% Venite filiiVenite filii
  51. 🔍 26% Me exspectaveruntMe exspectaverunt
  52. 🔍 26% Respondens autem PetrusRespondens autem Petrus
  53. 🔍 25% Benedicite DominumBenedicite Dominum
  54. 🔍 25% ConfitebunturConfitebuntur
  55. 🔍 25% Mihi autem absit. Ps. MementoMihi autem absit. Ps. Memento
  56. 🔍 25% Ecce advenitEcce advenit
  57. 🔍 25% Benedicite omnes AngeliBenedicite omnes Angeli
  58. 🔍 25% Surrexit Dominus et apparuit (Com.)Surrexit Dominus et apparuit (Com.)
  59. 🔍 25% Si quis sititSi quis sitit
  60. 🔍 25% Nos autem (Ps. Memento Domine David)Nos autem (Ps. Memento Domine David)
  61. 🔍 25% Dum sanctificatusDum sanctificatus
  62. 🔍 25% Invocabit meInvocabit me
  63. 🔍 25% Dilectio DeiDilectio Dei
  64. 🔍 25% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  65. 🔍 25% Mihi autem nimis (Intr.)Mihi autem nimis (Intr.)