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% Cognovit autemCognovit autem
  2. 🔍 98% Cognovit autem paterCognovit autem pater
  3. 🔍 58% Cognovit ergo paterCognovit ergo pater
  4. 🔍 54% Cognovit autem paterCognovit autem pater
  5. 🔍 44% Cognovit autem paterCognovit autem pater
  6. 🔍 35% Hodie nomen tuumHodie nomen tuum
  7. 🔍 34% Et ipse JesusEt ipse Jesus
  8. 🔍 34% Judaea et JerusalemJudaea et Jerusalem
  9. 🔍 33% Dum fortisDum fortis
  10. 🔍 32% Dixit autem pater ad servosDixit autem pater ad servos
  11. 🔍 32% Dixit autem MariaDixit autem Maria
  12. 🔍 32% Rex pacificusRex pacificus
  13. 🔍 32% Dum esset rexDum esset rex
  14. 🔍 32% Prae timore autemPrae timore autem
  15. 🔍 32% Si in digitoSi in digito
  16. 🔍 32% Ego autem in DominoEgo autem in Domino
  17. 🔍 31% Intravit autem rexIntravit autem rex
  18. 🔍 31% Lex DeiLex Dei
  19. 🔍 31% Spiritus Domini replevitSpiritus Domini replevit
  20. 🔍 31% Amavit eum DominusAmavit eum Dominus
  21. 🔍 31% Respexit meRespexit me
  22. 🔍 31% Pater justePater juste
  23. 🔍 31% Ne timeasNe timeas
  24. 🔍 31% Nos autem gloriari (Ant)Nos autem gloriari (Ant)
  25. 🔍 31% Spiritus Domini replevitSpiritus Domini replevit
  26. 🔍 31% Ne timeas... alleluiaNe timeas... alleluia
  27. 🔍 31% Spiritus Domini replevitSpiritus Domini replevit
  28. 🔍 31% Auferte istaAuferte ista
  29. 🔍 31% Sancte Paule ApostoleSancte Paule Apostole
  30. 🔍 30% Clamavi et DominusClamavi et Dominus
  31. 🔍 30% Domine si tu visDomine si tu vis
  32. 🔍 30% In hoc cognoviIn hoc cognovi
  33. 🔍 30% Erat autem aspectusErat autem aspectus
  34. 🔍 30% Ego dixi DomineEgo dixi Domine
  35. 🔍 30% Si quis diligit meSi quis diligit me
  36. 🔍 30% Si quis diligit meSi quis diligit me
  37. 🔍 30% Manum suamManum suam
  38. 🔍 30% ExtollensExtollens
  39. 🔍 30% Scriptum est enim quiaScriptum est enim quia
  40. 🔍 30% Exaltata est Virgo MariaExaltata est Virgo Maria
  41. 🔍 30% Erat quidam regulusErat quidam regulus
  42. 🔍 30% Justi autemJusti autem
  43. 🔍 30% Dixit Dominus DominoDixit Dominus Domino
  44. 🔍 30% Scriptum est enim quiaScriptum est enim quia
  45. 🔍 30% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  46. 🔍 30% Spiritus quiSpiritus qui
  47. 🔍 30% Propter nosPropter nos
  48. 🔍 30% Cum audisset JobCum audisset Job
  49. 🔍 29% Posuisti DominePosuisti Domine
  50. 🔍 29% Dixit autem dominusDixit autem dominus
  51. 🔍 29% Dabo in SionDabo in Sion
  52. 🔍 29% Scapulis suisScapulis suis
  53. 🔍 29% Cum autemCum autem
  54. 🔍 29% Dum tolleret DominusDum tolleret Dominus
  55. 🔍 29% Pater manifestaviPater manifestavi
  56. 🔍 29% Ille homoIlle homo
  57. 🔍 29% Laudemus virumLaudemus virum
  58. 🔍 29% Cum appropinquaretCum appropinquaret
  59. 🔍 29% Adjuvabit eamAdjuvabit eam
  60. 🔍 29% Angelus autem DominiAngelus autem Domini
  61. 🔍 29% Ingressus AngelusIngressus Angelus
  62. 🔍 29% Suscepit DeusSuscepit Deus
  63. 🔍 29% Memoriam fecitMemoriam fecit
  64. 🔍 29% Auferte ista hincAuferte ista hinc
  65. 🔍 29% Nimis honorati suntNimis honorati sunt