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% Divine ductor RaphaelDivine ductor Raphael
  2. 🔍 38% Laudate Dominum omnes gentes (Psalmus 116)Laudate Dominum omnes gentes (Psalmus 116)
  3. 🔍 37% Proles de caeloProles de caelo
  4. 🔍 34% Aeterne Rector siderumAeterne Rector siderum
  5. 🔍 33% Benedicite DeumBenedicite Deum
  6. 🔍 33% Orbis patratorOrbis patrator
  7. 🔍 33% Orbis Patrator optimeOrbis Patrator optime
  8. 🔍 32% Credo IIICredo III
  9. 🔍 31% Credo IICredo II
  10. 🔍 31% Salve Pater SalvatorisSalve Pater Salvatoris
  11. 🔍 31% Credo IIICredo III
  12. 🔍 30% Adoro te devoteAdoro te devote
  13. 🔍 29% Credo in Deum IIICredo in Deum III
  14. 🔍 29% Omnis vallisOmnis vallis
  15. 🔍 29% Omnis vallisOmnis vallis
  16. 🔍 29% Maria Mater gratiae (cantus IV)Maria Mater gratiae (cantus IV)
  17. 🔍 28% SenioresSeniores
  18. 🔍 26% Laetamini unanimiLaetamini unanimi
  19. 🔍 26% Agnetis almaeAgnetis almae
  20. 🔍 25% Omnis vallisOmnis vallis
  21. 🔍 25% Romana gaudet natio!Romana gaudet natio!
  22. 🔍 25% VinctosVinctos
  23. 🔍 24% Vincenti daboVincenti dabo
  24. 🔍 24% Omnis vallis (Mode 5a)Omnis vallis (Mode 5a)
  25. 🔍 24% Alma RedemptorisAlma Redemptoris
  26. 🔍 24% O virgo maximaO virgo maxima
  27. 🔍 23% O stuporO stupor
  28. 🔍 23% Urbs fortitudinisUrbs fortitudinis
  29. 🔍 22% Domine pater et DeusDomine pater et Deus
  30. 🔍 22% Magnis prophetaeMagnis prophetae
  31. 🔍 22% PaganorumPaganorum
  32. 🔍 21% TradideruntTradiderunt
  33. 🔍 21% Alma RedemptorisAlma Redemptoris
  34. 🔍 21% Plaude turba pauperculaPlaude turba paupercula
  35. 🔍 21% Mente jucundaMente jucunda
  36. 🔍 21% Urbs fortitudinis nostraeUrbs fortitudinis nostrae
  37. 🔍 21% Lucis Creator optimeLucis Creator optime
  38. 🔍 21% Lucis Creator optimeLucis Creator optime
  39. 🔍 21% Gabriel Angelus apparuit ZachariaeGabriel Angelus apparuit Zachariae
  40. 🔍 21% Speciosa facta es (II)Speciosa facta es (II)
  41. 🔍 21% Ecce Dominus veniet et omnes sanctiEcce Dominus veniet et omnes sancti
  42. 🔍 20% Laetabundus (1950 version)Laetabundus (1950 version)
  43. 🔍 20% Rex Gloriose Martyrum (T.P.)Rex Gloriose Martyrum (T.P.)
  44. 🔍 20% Jesum tradiditJesum tradidit
  45. 🔍 20% Laetabundus (1985 version)Laetabundus (1985 version)
  46. 🔍 20% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  47. 🔍 20% Jubilate Deo omnisJubilate Deo omnis
  48. 🔍 20% En clara vox redarguitEn clara vox redarguit
  49. 🔍 20% O nimis felixO nimis felix
  50. 🔍 20% Exivit Tobias ut laveretExivit Tobias ut laveret
  51. 🔍 20% O vos aethereiO vos aetherei
  52. 🔍 20% Dum tuos omnes!Dum tuos omnes!
  53. 🔍 20% Vestri capilli capitisVestri capilli capitis
  54. 🔍 20% Vestri capilli capitisVestri capilli capitis
  55. 🔍 20% Benedicite Deum caeliBenedicite Deum caeli
  56. 🔍 19% Sepulto DominoSepulto Domino
  57. 🔍 19% Ut queant laxisUt queant laxis
  58. 🔍 19% Credo IIICredo III
  59. 🔍 19% Confiteor Deo omnipotenti Confiteor Deo omnipotenti
  60. 🔍 19% Fontem salutisFontem salutis
  61. 🔍 19% Unam petii... Ut... visitemUnam petii... Ut... visitem
  62. 🔍 19% O lux beata CaelitumO lux beata Caelitum
  63. 🔍 19% CaligaveruntCaligaverunt
  64. 🔍 19% Obsecro te AzariaObsecro te Azaria
  65. 🔍 19% Vestri capilli capitisVestri capilli capitis