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% Respondens autem PetrusRespondens autem Petrus
  2. 🔍 84% Respondens autem PetrusRespondens autem Petrus
  3. 🔍 53% Respondens autem PetrusRespondens autem Petrus
  4. 🔍 52% Respondens autem PetrusRespondens autem Petrus
  5. 🔍 35% Respondens autem AngelusRespondens autem Angelus
  6. 🔍 35% Et ecce apparueruntEt ecce apparuerunt
  7. 🔍 33% InvocaboInvocabo
  8. 🔍 32% Si vere fratresSi vere fratres
  9. 🔍 31% Respondens autem AngelusRespondens autem Angelus
  10. 🔍 31% Adhuc eo loquenteAdhuc eo loquente
  11. 🔍 30% In virtute tuaIn virtute tua
  12. 🔍 30% Ego sum RaphaelEgo sum Raphael
  13. 🔍 30% Domine bonum estDomine bonum est
  14. 🔍 30% Respondens autem AngelusRespondens autem Angelus
  15. 🔍 30% Deus autem nosterDeus autem noster
  16. 🔍 29% Sanctus VIIISanctus VIII
  17. 🔍 29% Venite filiiVenite filii
  18. 🔍 29% Gloria Patri IGloria Patri I
  19. 🔍 28% Ego autem in DominoEgo autem in Domino
  20. 🔍 28% Gaudent in caelisGaudent in caelis
  21. 🔍 28% Petrus quidemPetrus quidem
  22. 🔍 28% Sanctificavit DominusSanctificavit Dominus
  23. 🔍 28% Deus autemDeus autem
  24. 🔍 28% Domine mi rexDomine mi rex
  25. 🔍 28% Miserere mihiMiserere mihi
  26. 🔍 27% Amen dico vobis quia nonAmen dico vobis quia non
  27. 🔍 27% Tu es Petrus (Antiphona)Tu es Petrus (Antiphona)
  28. 🔍 27% Ait autem AngelusAit autem Angelus
  29. 🔍 27% Tu DomineTu Domine
  30. 🔍 27% Dixit autem dominusDixit autem dominus
  31. 🔍 27% Resplenduit faciesResplenduit facies
  32. 🔍 27% Respondens autemRespondens autem
  33. 🔍 27% Inclina cor meumInclina cor meum
  34. 🔍 27% Ego sum GabrielEgo sum Gabriel
  35. 🔍 27% Dixit autem MariaDixit autem Maria
  36. 🔍 26% Gloria Patri IGloria Patri I
  37. 🔍 26% Christus unamChristus unam
  38. 🔍 26% Jesus autem transiensJesus autem transiens
  39. 🔍 26% Inclina cor meumInclina cor meum
  40. 🔍 26% Petrus et JoannesPetrus et Joannes
  41. 🔍 26% Gaudent in caelisGaudent in caelis
  42. 🔍 26% Regina caeli (simple tone)Regina caeli (simple tone)
  43. 🔍 26% Jesu redemptor omniumJesu redemptor omnium
  44. 🔍 26% Sitivit... ad nomenSitivit... ad nomen
  45. 🔍 26% Effusum estEffusum est
  46. 🔍 26% InvocabimusInvocabimus
  47. 🔍 26% In pace factus estIn pace factus est
  48. 🔍 26% Angelus Domini apparuit (Intr.)Angelus Domini apparuit (Intr.)
  49. 🔍 25% Vobis datum estVobis datum est
  50. 🔍 25% Tu es PetrusTu es Petrus
  51. 🔍 25% Tu es PetrusTu es Petrus
  52. 🔍 25% Virgo potensVirgo potens
  53. 🔍 25% Quem dicunt hominesQuem dicunt homines
  54. 🔍 25% Quid hic statisQuid hic statis
  55. 🔍 25% Spiritus ParaclitusSpiritus Paraclitus
  56. 🔍 25% Dixit Dominus DominoDixit Dominus Domino
  57. 🔍 25% Quem dicuntQuem dicunt
  58. 🔍 25% Jacob autem genuitJacob autem genuit
  59. 🔍 25% Petrus ApostolusPetrus Apostolus
  60. 🔍 25% Ideo suntIdeo sunt
  61. 🔍 25% Respondens autem AngelusRespondens autem Angelus
  62. 🔍 25% Inclinavit DominusInclinavit Dominus
  63. 🔍 25% Unus autem ex illisUnus autem ex illis
  64. 🔍 24% Benedictus DominusBenedictus Dominus
  65. 🔍 24% Misericordia et veritasMisericordia et veritas