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% Amavit eumAmavit eum
  2. 🔍 37% Amavit eumAmavit eum
  3. 🔍 27% Repleti fructuRepleti fructu
  4. 🔍 26% Ave Maria ... et benedictusAve Maria ... et benedictus
  5. 🔍 26% In medioIn medio
  6. 🔍 26% Joseph fili DavidJoseph fili David
  7. 🔍 25% In medioIn medio
  8. 🔍 25% Ave MariaAve Maria
  9. 🔍 24% Usque modoUsque modo
  10. 🔍 24% HumiliavitHumiliavit
  11. 🔍 23% StatuitStatuit
  12. 🔍 23% Lauda JerusalemLauda Jerusalem
  13. 🔍 23% Gloria et honoreGloria et honore
  14. 🔍 23% Te gloriosusTe gloriosus
  15. 🔍 23% Domine praevenistiDomine praevenisti
  16. 🔍 22% Alleluia (ad Laudes in d.a Resurrectionis cum Psalmo 150)Alleluia (ad Laudes in d.a Resurrectionis cum Psalmo 150)
  17. 🔍 22% Assumpta estAssumpta est
  18. 🔍 22% Sacerdotes DeiSacerdotes Dei
  19. 🔍 22% In omnem terramIn omnem terram
  20. 🔍 22% Benedicta et venerabilisBenedicta et venerabilis
  21. 🔍 21% Corpora sanctorumCorpora sanctorum
  22. 🔍 21% Ave Maria ... et benedictusAve Maria ... et benedictus
  23. 🔍 21% Video caelosVideo caelos
  24. 🔍 20% Quoniam Deus magnusQuoniam Deus magnus
  25. 🔍 20% Christus factus estChristus factus est
  26. 🔍 20% Non vos me elegistisNon vos me elegistis
  27. 🔍 20% Inveni DavidInveni David
  28. 🔍 20% Qui habitatQui habitat
  29. 🔍 20% Bene fundata estBene fundata est
  30. 🔍 20% Tollite portasTollite portas
  31. 🔍 20% Aqua sapientiaeAqua sapientiae
  32. 🔍 20% Invocabit meInvocabit me
  33. 🔍 20% Gloria et honoreGloria et honore
  34. 🔍 19% Justus ut palmaJustus ut palma
  35. 🔍 19% Tecum principiumTecum principium
  36. 🔍 19% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  37. 🔍 19% FulgentibusFulgentibus
  38. 🔍 19% Timete DominumTimete Dominum
  39. 🔍 19% Deus Deus meusDeus Deus meus
  40. 🔍 19% Hic est sacerdosHic est sacerdos
  41. 🔍 19% Domine audiviDomine audivi
  42. 🔍 19% Vidimus stellamVidimus stellam
  43. 🔍 19% Quinque prudentesQuinque prudentes
  44. 🔍 19% Sancti tui ... benedicentSancti tui ... benedicent
  45. 🔍 19% Nimis honorati suntNimis honorati sunt
  46. 🔍 19% Stabat sancta MariaStabat sancta Maria
  47. 🔍 19% Quinque prudentesQuinque prudentes
  48. 🔍 19% In exitu IsraelIn exitu Israel
  49. 🔍 19% Gaude MariaGaude Maria
  50. 🔍 19% Candor estCandor est
  51. 🔍 19% ObtuleruntObtulerunt
  52. 🔍 19% Vir eratVir erat
  53. 🔍 19% Gaudens gaudeboGaudens gaudebo
  54. 🔍 19% Angelis suisAngelis suis
  55. 🔍 19% DesideriumDesiderium
  56. 🔍 18% Christus factus estChristus factus est
  57. 🔍 18% Non enimNon enim
  58. 🔍 18% Spiritus DominiSpiritus Domini
  59. 🔍 18% Oportebat pati ChristumOportebat pati Christum
  60. 🔍 18% Cantate DominoCantate Domino
  61. 🔍 18% Inveni DavidInveni David
  62. 🔍 18% Eripe meEripe me
  63. 🔍 18% Ecce sacerdosEcce sacerdos
  64. 🔍 18% Spiritus DominiSpiritus Domini
  65. 🔍 18% Humiliavit (in Eastertide)Humiliavit (in Eastertide)