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