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% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  2. 🔍 73% Surrexit Christus et illuxitSurrexit Christus et illuxit
  3. 🔍 39% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  4. 🔍 36% Manum suamManum suam
  5. 🔍 36% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  6. 🔍 35% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  7. 🔍 34% VerumtamenVerumtamen
  8. 🔍 33% Justorum animae (Off.)Justorum animae (Off.)
  9. 🔍 32% Juravit DominusJuravit Dominus
  10. 🔍 32% Tota pulchra es Maria (All)Tota pulchra es Maria (All)
  11. 🔍 32% In salutariIn salutari
  12. 🔍 31% Petite cum AlleluiaPetite cum Alleluia
  13. 🔍 31% Deus docuistiDeus docuisti
  14. 🔍 31% Oves meaeOves meae
  15. 🔍 31% Angelus Domini apparuitAngelus Domini apparuit
  16. 🔍 31% SenioresSeniores
  17. 🔍 31% Credo VICredo VI
  18. 🔍 30% O crux splendidiorO crux splendidior
  19. 🔍 30% Qui me inveneritQui me invenerit
  20. 🔍 30% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  21. 🔍 30% Petite sine AlleluiaPetite sine Alleluia
  22. 🔍 30% Stetit PontifexStetit Pontifex
  23. 🔍 30% Libera me Domine de morteLibera me Domine de morte
  24. 🔍 30% Erit autem sanguisErit autem sanguis
  25. 🔍 30% Quinque prudentes (Com.)Quinque prudentes (Com.)
  26. 🔍 29% Rogavi pro teRogavi pro te
  27. 🔍 29% Ego Dominus inebriaboEgo Dominus inebriabo
  28. 🔍 29% Quem terra pontus sideraQuem terra pontus sidera
  29. 🔍 29% Reposita estReposita est
  30. 🔍 29% Locus isteLocus iste
  31. 🔍 29% Stetit Angelus (Off)Stetit Angelus (Off)
  32. 🔍 29% Ecce DeusEcce Deus
  33. 🔍 29% Amen dico vobis quod vosAmen dico vobis quod vos
  34. 🔍 29% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  35. 🔍 28% Prudentes VirginesPrudentes Virgines
  36. 🔍 28% Venite comediteVenite comedite
  37. 🔍 28% Solve jubente DeoSolve jubente Deo
  38. 🔍 28% Psallite DominoPsallite Domino
  39. 🔍 28% Adesto sancta TrinitasAdesto sancta Trinitas
  40. 🔍 27% Christus passus estChristus passus est
  41. 🔍 27% Exsultet orbis gaudiis (another chant)Exsultet orbis gaudiis (another chant)
  42. 🔍 27% CaligaveruntCaligaverunt
  43. 🔍 27% Spiritus DominiSpiritus Domini
  44. 🔍 27% Obaudite meObaudite me
  45. 🔍 27% Ego vos elegiEgo vos elegi
  46. 🔍 27% Sapientia hujusSapientia hujus
  47. 🔍 27% Agnus Dei IXAgnus Dei IX
  48. 🔍 26% Laetare JerusalemLaetare Jerusalem
  49. 🔍 26% Tollite hostiasTollite hostias
  50. 🔍 26% Lux perpetuaLux perpetua
  51. 🔍 26% Justi epulentur (All.)Justi epulentur (All.)
  52. 🔍 26% De quacumqueDe quacumque
  53. 🔍 26% Venit SponsusVenit Sponsus
  54. 🔍 26% Inclinet DominusInclinet Dominus
  55. 🔍 26% Sertum gestansSertum gestans
  56. 🔍 26% Surrexit Christus et illuxitSurrexit Christus et illuxit
  57. 🔍 26% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  58. 🔍 26% Justi... ParastiJusti... Parasti
  59. 🔍 26% Sicut ovisSicut ovis
  60. 🔍 26% Veni Creator SpiritusVeni Creator Spiritus
  61. 🔍 26% Gaudete cum alleluiaGaudete cum alleluia
  62. 🔍 25% Ex Sion speciesEx Sion species
  63. 🔍 25% Jesu dulcis amorJesu dulcis amor
  64. 🔍 25% Beatam me dicent... quia fecitBeatam me dicent... quia fecit
  65. 🔍 25% Agnus XVIIAgnus XVII