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% Itse quem laetiItse quem laeti
  2. 🔍 94% Iste quem laetiIste quem laeti
  3. 🔍 88% Iste quem laetiIste quem laeti
  4. 🔍 85% Iste quem laeti colimusIste quem laeti colimus
  5. 🔍 45% Sacra jam splendentSacra jam splendent
  6. 🔍 42% Eia festivisEia festivis
  7. 🔍 39% Iste quem laetiIste quem laeti
  8. 🔍 39% Quod chorusQuod chorus
  9. 🔍 37% Dulce fit nobisDulce fit nobis
  10. 🔍 36% Sacris SolemnisSacris Solemnis
  11. 🔍 34% Te gratulantesTe gratulantes
  12. 🔍 34% Panis solemnisPanis solemnis
  13. 🔍 33% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  14. 🔍 33% Telluris omnes incolaeTelluris omnes incolae
  15. 🔍 33% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  16. 🔍 33% Sanctorum meritisSanctorum meritis
  17. 🔍 32% Sacris solemniisSacris solemniis
  18. 🔍 32% Hymnus Te DeumHymnus Te Deum
  19. 🔍 31% Gentis redemptaeGentis redemptae
  20. 🔍 31% O lux beata CaelitumO lux beata Caelitum
  21. 🔍 31% O gente felix hospitaO gente felix hospita
  22. 🔍 31% Sanctorum meritis inclyta gaudiaSanctorum meritis inclyta gaudia
  23. 🔍 31% Telluris omnes incolaeTelluris omnes incolae
  24. 🔍 31% Cor Jesu caritatis ICor Jesu caritatis I
  25. 🔍 31% O lux beata CaelitumO lux beata Caelitum
  26. 🔍 31% Jesu corona virginumJesu corona virginum
  27. 🔍 31% O lux beata CaelitumO lux beata Caelitum
  28. 🔍 30% Nunc ad coronas pergiteNunc ad coronas pergite
  29. 🔍 30% Summae Deus clementiae septemSummae Deus clementiae septem
  30. 🔍 30% Terrena cessent organaTerrena cessent organa
  31. 🔍 30% Veni Creator SpiritusVeni Creator Spiritus
  32. 🔍 30% Decora lux aeternitatis (Alter tonus)Decora lux aeternitatis (Alter tonus)
  33. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  34. 🔍 30% O lux beata CaelitumO lux beata Caelitum
  35. 🔍 30% Te Deum (Simple tone)Te Deum (Simple tone)
  36. 🔍 30% Nunc coronas pergiteNunc coronas pergite
  37. 🔍 30% Ex more docti mysticoEx more docti mystico
  38. 🔍 30% Omnis expertemOmnis expertem
  39. 🔍 30% Roma Petro GlorieturRoma Petro Glorietur
  40. 🔍 30% Precemur omnes cernuiPrecemur omnes cernui
  41. 🔍 29% Caelitum Joseph decusCaelitum Joseph decus
  42. 🔍 29% Caelestis AgniCaelestis Agni
  43. 🔍 29% Te beata sponsa ChristiTe beata sponsa Christi
  44. 🔍 29% Sanctorum meritisSanctorum meritis
  45. 🔍 29% Beata caeli regiaBeata caeli regia
  46. 🔍 29% Optatus votis omniumOptatus votis omnium
  47. 🔍 29% Aeterne sol qui lumineAeterne sol qui lumine
  48. 🔍 29% Gloria XIIIGloria XIII
  49. 🔍 29% Credo ICredo I
  50. 🔍 29% Caelestis Agni nuptiasCaelestis Agni nuptias
  51. 🔍 29% Decora lux aeternitatis (another chant)Decora lux aeternitatis (another chant)
  52. 🔍 29% Hac MargaritaHac Margarita
  53. 🔍 29% Omnis expertemOmnis expertem
  54. 🔍 29% Nomen decusque concinantNomen decusque concinant
  55. 🔍 29% Caeli civesCaeli cives
  56. 🔍 29% Aurora caelumAurora caelum
  57. 🔍 29% Aeterni Patris UniceAeterni Patris Unice
  58. 🔍 29% Hymnus Te DeumHymnus Te Deum
  59. 🔍 28% Virginis ProlesVirginis Proles
  60. 🔍 28% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  61. 🔍 28% Salve virilis pectorisSalve virilis pectoris
  62. 🔍 28% Virginis proles (II)Virginis proles (II)
  63. 🔍 28% Maria virgo regiaMaria virgo regia
  64. 🔍 28% Salve virilis pectorisSalve virilis pectoris
  65. 🔍 28% Maria quae mortaliumMaria quae mortalium