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% Tanto temporeTanto tempore
  2. 🔍 67% Benedictus esBenedictus es
  3. 🔍 64% Crastina dieCrastina die
  4. 🔍 60% Crastina dieCrastina die
  5. 🔍 50% Tanto tempore vobiscum sum (All.)Tanto tempore vobiscum sum (All.)
  6. 🔍 48% Tanto temporeTanto tempore
  7. 🔍 48% Crastina dieCrastina die
  8. 🔍 45% Benedictus esBenedictus es
  9. 🔍 43% Benedictus esBenedictus es
  10. 🔍 43% Crastina dieCrastina die
  11. 🔍 41% Sapientiam ipsorumSapientiam ipsorum
  12. 🔍 40% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  13. 🔍 24% Post dies octoPost dies octo
  14. 🔍 22% ExaudivitExaudivit
  15. 🔍 22% Crastina dieCrastina die
  16. 🔍 21% DilexistiDilexisti
  17. 🔍 21% Dominus dixitDominus dixit
  18. 🔍 21% ProtegeProtege
  19. 🔍 21% Ad te DomineAd te Domine
  20. 🔍 20% Post dies octoPost dies octo
  21. 🔍 20% Cantemus DominoCantemus Domino
  22. 🔍 20% CoeperuntCoeperunt
  23. 🔍 19% Protexisti meProtexisti me
  24. 🔍 19% Protege DomineProtege Domine
  25. 🔍 19% Protege DomineProtege Domine
  26. 🔍 19% Laudate DominumLaudate Dominum
  27. 🔍 19% Vera fidesVera fides
  28. 🔍 19% Protege DomineProtege Domine
  29. 🔍 19% Saepe expugnaveruntSaepe expugnaverunt
  30. 🔍 19% Aeterne RexAeterne Rex
  31. 🔍 19% Qui habitatQui habitat
  32. 🔍 19% Caelestis formam gloriaeCaelestis formam gloriae
  33. 🔍 19% MisericorsMisericors
  34. 🔍 19% ResurrexiResurrexi
  35. 🔍 19% Pater cum essemPater cum essem
  36. 🔍 19% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  37. 🔍 18% The Reproaches (9)The Reproaches (9)
  38. 🔍 18% Domine Deus... qui repertusDomine Deus... qui repertus
  39. 🔍 18% Cibavit eosCibavit eos
  40. 🔍 18% Adorna Sion ThalamumAdorna Sion Thalamum
  41. 🔍 18% Nunc scioNunc scio
  42. 🔍 18% Amen dico vobisAmen dico vobis
  43. 🔍 18% VisionemVisionem
  44. 🔍 18% O nata lux de lumineO nata lux de lumine
  45. 🔍 18% Spiritus DominiSpiritus Domini
  46. 🔍 18% EmendemusEmendemus
  47. 🔍 18% HolocaustumHolocaustum
  48. 🔍 18% Auctor beate saeculiAuctor beate saeculi
  49. 🔍 18% Vir eratVir erat
  50. 🔍 18% CommovistiCommovisti
  51. 🔍 18% The Reproaches (8)The Reproaches (8)
  52. 🔍 18% Jubilate DominoJubilate Domino
  53. 🔍 18% Dominus DixitDominus Dixit
  54. 🔍 17% O lux salutis nuntiaO lux salutis nuntia
  55. 🔍 17% Cantate DominoCantate Domino
  56. 🔍 17% Omnipotens adorandeOmnipotens adorande
  57. 🔍 17% En ut superbaEn ut superba
  58. 🔍 17% Salve sancta ParensSalve sancta Parens
  59. 🔍 17% Spiritus SanctusSpiritus Sanctus
  60. 🔍 17% Scio cui credidiScio cui credidi
  61. 🔍 17% Illumina faciemIllumina faciem
  62. 🔍 17% Ut Antonini gloriamUt Antonini gloriam
  63. 🔍 17% Praecessor almusPraecessor almus
  64. 🔍 17% Omni temporeOmni tempore
  65. 🔍 17% Vidimus stellamVidimus stellam