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% Dirigatur oratio meaDirigatur oratio mea
  2. 🔍 71% Egredietur virgaEgredietur virga
  3. 🔍 57% Dirigatur oratio meaDirigatur oratio mea
  4. 🔍 51% Dirigatur oratio meaDirigatur oratio mea
  5. 🔍 42% Egredietur virgaEgredietur virga
  6. 🔍 40% O vos omnesO vos omnes
  7. 🔍 34% DirigaturDirigatur
  8. 🔍 33% Liberasti nosLiberasti nos
  9. 🔍 33% O vos omnesO vos omnes
  10. 🔍 32% Salvasti enim nosSalvasti enim nos
  11. 🔍 30% Dirigatur, Domine, oratio meaDirigatur, Domine, oratio mea
  12. 🔍 30% Liberasti nosLiberasti nos
  13. 🔍 29% TradideruntTradiderunt
  14. 🔍 29% Animam meamAnimam meam
  15. 🔍 29% In salutariIn salutari
  16. 🔍 29% Qui me dignatus est (Com.)Qui me dignatus est (Com.)
  17. 🔍 29% Esto mihiEsto mihi
  18. 🔍 29% In conspectu Angelorum (Off)In conspectu Angelorum (Off)
  19. 🔍 29% SenioresSeniores
  20. 🔍 29% Rogate quae ad pacemRogate quae ad pacem
  21. 🔍 28% Exaudi orationemExaudi orationem
  22. 🔍 28% Repleta estRepleta est
  23. 🔍 28% Adoremus in aeternum IIAdoremus in aeternum II
  24. 🔍 28% Domus meaDomus mea
  25. 🔍 28% Venite exsultemusVenite exsultemus
  26. 🔍 28% Qui ad justitiamQui ad justitiam
  27. 🔍 28% GloriabunturGloriabuntur
  28. 🔍 28% Os justiOs justi
  29. 🔍 28% Beata gensBeata gens
  30. 🔍 27% Veritas mea (Com.)Veritas mea (Com.)
  31. 🔍 27% Domine fortitudoDomine fortitudo
  32. 🔍 27% Gaudete cum alleluiaGaudete cum alleluia
  33. 🔍 27% Tenuisti manumTenuisti manum
  34. 🔍 27% In conspectu AngelorumIn conspectu Angelorum
  35. 🔍 27% ImproperiumImproperium
  36. 🔍 27% Recordare meiRecordare mei
  37. 🔍 27% Simon JoannisSimon Joannis
  38. 🔍 27% Beata Agnes in medioBeata Agnes in medio
  39. 🔍 27% Paratum cor meumParatum cor meum
  40. 🔍 27% In die solemnitatisIn die solemnitatis
  41. 🔍 27% In splendoribusIn splendoribus
  42. 🔍 27% In medio EcclesiaeIn medio Ecclesiae
  43. 🔍 27% Unde huic sapientia haecUnde huic sapientia haec
  44. 🔍 27% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  45. 🔍 26% Adjutor meusAdjutor meus
  46. 🔍 26% Magna est gloria (Com.)Magna est gloria (Com.)
  47. 🔍 26% Pauperes SionPauperes Sion
  48. 🔍 26% Gloria et honoreGloria et honore
  49. 🔍 26% Beata Agnes in medio flammarumBeata Agnes in medio flammarum
  50. 🔍 26% Dirigatur oratio meaDirigatur oratio mea
  51. 🔍 26% Cantate DominoCantate Domino
  52. 🔍 26% Dirigatur Domine ad teDirigatur Domine ad te
  53. 🔍 26% Inveni DavidInveni David
  54. 🔍 26% Erit vobisErit vobis
  55. 🔍 25% Ecce Dominus venietEcce Dominus veniet
  56. 🔍 25% Ne timeasNe timeas
  57. 🔍 25% Ne timeas... alleluiaNe timeas... alleluia
  58. 🔍 25% Exsultate DeoExsultate Deo
  59. 🔍 25% Clamavi in totoClamavi in toto
  60. 🔍 25% Unam petii... BeatiUnam petii... Beati
  61. 🔍 25% Ego dixi Domine IIEgo dixi Domine II
  62. 🔍 25% Respice in meRespice in me
  63. 🔍 25% O quam bonusO quam bonus
  64. 🔍 25% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  65. 🔍 25% Inveni DavidInveni David