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% IntraveruntIntraverunt
  2. 🔍 25% Hic est sacerdosHic est sacerdos
  3. 🔍 24% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  4. 🔍 24% Propter veritatem (All.)Propter veritatem (All.)
  5. 🔍 24% RedemptionemRedemptionem
  6. 🔍 24% Propter veritatemPropter veritatem
  7. 🔍 24% Ecce advenitEcce advenit
  8. 🔍 23% Laetabitur justusLaetabitur justus
  9. 🔍 23% ImproperiumImproperium
  10. 🔍 23% Dies sanctificatusDies sanctificatus
  11. 🔍 23% Dominus regnavit decoremDominus regnavit decorem
  12. 🔍 22% In te speraviIn te speravi
  13. 🔍 22% Spiritus SanctusSpiritus Sanctus
  14. 🔍 22% Potum meumPotum meum
  15. 🔍 22% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  16. 🔍 22% Clamaverunt justiClamaverunt justi
  17. 🔍 22% Viderunt ingressusViderunt ingressus
  18. 🔍 22% ImproperiumImproperium
  19. 🔍 22% Cibavit eos... alleluiaCibavit eos... alleluia
  20. 🔍 21% Video coelosVideo coelos
  21. 🔍 21% Laetabitur justus (Intr.)Laetabitur justus (Intr.)
  22. 🔍 21% Dominus dixitDominus dixit
  23. 🔍 21% Tu puerTu puer
  24. 🔍 21% Sicut cervusSicut cervus
  25. 🔍 21% Defecit caro meaDefecit caro mea
  26. 🔍 21% RedemptionemRedemptionem
  27. 🔍 21% Dominus regnavit decoremDominus regnavit decorem
  28. 🔍 21% Nunc cum eoNunc cum eo
  29. 🔍 21% De necessitatibusDe necessitatibus
  30. 🔍 21% Exaudi DeusExaudi Deus
  31. 🔍 21% Attende coelumAttende coelum
  32. 🔍 21% Domine Deus ostendeDomine Deus ostende
  33. 🔍 21% Dominus dixitDominus dixit
  34. 🔍 21% Ne avertasNe avertas
  35. 🔍 21% Hic est discipulusHic est discipulus
  36. 🔍 21% Sancti tui... benedicentSancti tui... benedicent
  37. 🔍 21% Disposui testamentumDisposui testamentum
  38. 🔍 21% ImproperiumImproperium
  39. 🔍 21% Spiritus ubiSpiritus ubi
  40. 🔍 20% Hic est sacerdosHic est sacerdos
  41. 🔍 20% Laudemus Deum... venerationeLaudemus Deum... veneratione
  42. 🔍 20% Fac mecum DomineFac mecum Domine
  43. 🔍 20% Vidimus stellamVidimus stellam
  44. 🔍 20% Dominus regnavit decoremDominus regnavit decorem
  45. 🔍 20% Salve radix sanctaSalve radix sancta
  46. 🔍 20% Justus non conturbabiturJustus non conturbabitur
  47. 🔍 20% In die resurrectionisIn die resurrectionis
  48. 🔍 20% Domine exaudiDomine exaudi
  49. 🔍 20% Emendemus in meliusEmendemus in melius
  50. 🔍 20% Disposui testamentumDisposui testamentum
  51. 🔍 20% Magnus sanctus PaulusMagnus sanctus Paulus
  52. 🔍 20% Alleluia (T. P. ad Nonam)Alleluia (T. P. ad Nonam)
  53. 🔍 20% Spiritus ubiSpiritus ubi
  54. 🔍 20% Cogitationes CordisCogitationes Cordis
  55. 🔍 20% Visitationem Virginis MariaeVisitationem Virginis Mariae
  56. 🔍 20% Quinque prudentesQuinque prudentes
  57. 🔍 20% Dominus fortitudoDominus fortitudo
  58. 🔍 20% Propter veritatemPropter veritatem
  59. 🔍 20% Honor virtusHonor virtus
  60. 🔍 20% Libera me Domine de morteLibera me Domine de morte
  61. 🔍 19% Credo quod RedemptorCredo quod Redemptor
  62. 🔍 19% Video caelosVideo caelos
  63. 🔍 19% Domine exaudiDomine exaudi
  64. 🔍 19% Hic est discipulus (All.)Hic est discipulus (All.)
  65. 🔍 19% Prope timentesPrope timentes