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% Custodi innocentiamCustodi innocentiam
  2. 🔍 61% De excelsoDe excelso
  3. 🔍 53% De excelsoDe excelso
  4. 🔍 49% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  5. 🔍 41% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  6. 🔍 33% Qui posuit finesQui posuit fines
  7. 🔍 33% Ascendit DeusAscendit Deus
  8. 🔍 32% Si quis manducaveritSi quis manducaverit
  9. 🔍 32% Benedicite DominoBenedicite Domino
  10. 🔍 32% Excita DomineExcita Domine
  11. 🔍 31% Deus virtutumDeus virtutum
  12. 🔍 31% Fecisti viriliterFecisti viriliter
  13. 🔍 31% Benedic anima meaBenedic anima mea
  14. 🔍 30% Justi confitebunturJusti confitebuntur
  15. 🔍 30% Emitte SpiritumEmitte Spiritum
  16. 🔍 29% Laudate DeumLaudate Deum
  17. 🔍 28% Ascendit DeusAscendit Deus
  18. 🔍 28% Gaudete justiGaudete justi
  19. 🔍 28% Qui meditabiturQui meditabitur
  20. 🔍 27% Potum meumPotum meum
  21. 🔍 27% Ascendit DeusAscendit Deus
  22. 🔍 26% Venite exsultemus DominoVenite exsultemus Domino
  23. 🔍 26% Gloriosus DeusGloriosus Deus
  24. 🔍 26% Gustate... BeatusGustate... Beatus
  25. 🔍 26% Deus qui sedesDeus qui sedes
  26. 🔍 25% Caritas Dei cum AlleluiaCaritas Dei cum Alleluia
  27. 🔍 25% Spiritus SanctusSpiritus Sanctus
  28. 🔍 25% Vexilla Regis (extra Tempus Passionis)Vexilla Regis (extra Tempus Passionis)
  29. 🔍 25% Emendemus in meliusEmendemus in melius
  30. 🔍 25% Confirma hoc... alleluiaConfirma hoc... alleluia
  31. 🔍 25% ObtuleruntObtulerunt
  32. 🔍 25% Benedic anima meaBenedic anima mea
  33. 🔍 25% Confirma hoc cum AlleluiaConfirma hoc cum Alleluia
  34. 🔍 25% Vexilla Regis (Tempus Passionis)Vexilla Regis (Tempus Passionis)
  35. 🔍 24% Oves meaeOves meae
  36. 🔍 24% Gloriosus DeusGloriosus Deus
  37. 🔍 24% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  38. 🔍 24% ConfortaminiConfortamini
  39. 🔍 24% Emitte SpiritumEmitte Spiritum
  40. 🔍 24% ConfessioConfessio
  41. 🔍 24% Vexilla RegisVexilla Regis
  42. 🔍 24% Hei mihi DomineHei mihi Domine
  43. 🔍 24% Inter natosInter natos
  44. 🔍 24% Domine praevenistiDomine praevenisti
  45. 🔍 24% Initium sapientiaeInitium sapientiae
  46. 🔍 24% Simile est... thesauroSimile est... thesauro
  47. 🔍 24% Vinea facta estVinea facta est
  48. 🔍 24% Vidi aquamVidi aquam
  49. 🔍 23% Ave Rex nosterAve Rex noster
  50. 🔍 23% Misereris omniumMisereris omnium
  51. 🔍 23% ConfundanturConfundantur
  52. 🔍 23% Ego autem sicutEgo autem sicut
  53. 🔍 23% Credo quod RedemptorCredo quod Redemptor
  54. 🔍 23% Gloriosus DeusGloriosus Deus
  55. 🔍 23% PrincipesPrincipes
  56. 🔍 23% AccipiteAccipite
  57. 🔍 23% Non judicaviNon judicavi
  58. 🔍 23% Constitues eosConstitues eos
  59. 🔍 23% Vexilla Regis (with all original stanzas)Vexilla Regis (with all original stanzas)
  60. 🔍 23% Exaudi Domine... tibiExaudi Domine... tibi
  61. 🔍 23% Ostende nobisOstende nobis
  62. 🔍 23% Eripe meEripe me
  63. 🔍 23% Confirma hoc sine AlleluiaConfirma hoc sine Alleluia
  64. 🔍 23% AccipiteAccipite
  65. 🔍 23% Spiritus SanctusSpiritus Sanctus