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: 2025-12-20. 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% Judaea et JerusalemJudaea et Jerusalem
  2. 🔍 38% Judaea et JerusalemJudaea et Jerusalem
  3. 🔍 38% Judaea et JerusalemJudaea et Jerusalem
  4. 🔍 37% Tria sunt muneraTria sunt munera
  5. 🔍 36% Descendit de caelis DeusDescendit de caelis Deus
  6. 🔍 35% Felix namque esFelix namque es
  7. 🔍 32% Gloria Patri (mode I)Gloria Patri (mode I)
  8. 🔍 32% Gloria IGloria I
  9. 🔍 32% Gloria Patri (mode VI)Gloria Patri (mode VI)
  10. 🔍 31% Gloria XIIIGloria XIII
  11. 🔍 30% Felix namque esFelix namque es
  12. 🔍 30% Te Deum PatremTe Deum Patrem
  13. 🔍 30% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  14. 🔍 29% In die resurrectionisIn die resurrectionis
  15. 🔍 29% Gloria Patri - IGloria Patri - I
  16. 🔍 29% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  17. 🔍 29% Beata AgathaBeata Agatha
  18. 🔍 29% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  19. 🔍 29% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  20. 🔍 29% Constantes estoteConstantes estote
  21. 🔍 28% Exsurge DomineExsurge Domine
  22. 🔍 28% ExsurgeExsurge
  23. 🔍 28% Te DeumTe Deum
  24. 🔍 28% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  25. 🔍 28% Beata nobisBeata nobis
  26. 🔍 28% Te Deum (Solemn tone)Te Deum (Solemn tone)
  27. 🔍 27% Te DeumTe Deum
  28. 🔍 27% Hymnus Te DeumHymnus Te Deum
  29. 🔍 27% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  30. 🔍 27% Rex gloriose MartyrumRex gloriose Martyrum
  31. 🔍 27% Constantes estote (Resp.)Constantes estote (Resp.)
  32. 🔍 27% SubveniteSubvenite
  33. 🔍 27% Ex ejus tumbaEx ejus tumba
  34. 🔍 27% In martyris LaurentiiIn martyris Laurentii
  35. 🔍 26% Impleta gaudentImpleta gaudent
  36. 🔍 26% Candor aeternaeCandor aeternae
  37. 🔍 26% Te DeumTe Deum
  38. 🔍 26% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  39. 🔍 26% Ante thronum TrinitatisAnte thronum Trinitatis
  40. 🔍 26% Concede nobis DomineConcede nobis Domine
  41. 🔍 26% RecordareRecordare
  42. 🔍 26% Data est mihiData est mihi
  43. 🔍 26% SanctimoniaSanctimonia
  44. 🔍 25% Felix per omnesFelix per omnes
  45. 🔍 25% Legis sacrataeLegis sacratae
  46. 🔍 25% Aspice DomineAspice Domine
  47. 🔍 25% O MartineO Martine
  48. 🔍 25% Festum celebre martyrisFestum celebre martyris
  49. 🔍 25% Lucis Creator optime (in Hieme)Lucis Creator optime (in Hieme)
  50. 🔍 25% Laudate pueriLaudate pueri
  51. 🔍 25% Veni Redemptor gentiumVeni Redemptor gentium
  52. 🔍 25% Tu Trinitatis UnitasTu Trinitatis Unitas
  53. 🔍 25% Transite ad meTransite ad me
  54. 🔍 25% Te Deum Patrem ingenitumTe Deum Patrem ingenitum
  55. 🔍 25% Venite exultemus IV GVenite exultemus IV G
  56. 🔍 25% Credo ICredo I
  57. 🔍 25% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  58. 🔍 25% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  59. 🔍 25% Vos estis lux mundiVos estis lux mundi
  60. 🔍 25% Omnis pulchritudoOmnis pulchritudo
  61. 🔍 25% Clama in fortitudineClama in fortitudine
  62. 🔍 25% OstenditOstendit
  63. 🔍 25% Quodcumque in orbeQuodcumque in orbe
  64. 🔍 25% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  65. 🔍 25% Deus creator omniumDeus creator omnium