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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Iesu redemptor saeculi TPIesu redemptor saeculi TP
  2. πŸ” 41% Haec horaHaec hora
  3. πŸ” 41% Iesu RedemptorIesu Redemptor
  4. πŸ” 40% Auctor beate saeculiAuctor beate saeculi
  5. πŸ” 39% Haec hora (TP)Haec hora (TP)
  6. πŸ” 36% Iesu Redemptor (Dominica Pentecostes)Iesu Redemptor (Dominica Pentecostes)
  7. πŸ” 35% Iam surgitIam surgit
  8. πŸ” 33% Cor arca legem continens (another chant)Cor arca legem continens (another chant)
  9. πŸ” 32% Haec hora (Pentecostes)Haec hora (Pentecostes)
  10. πŸ” 32% Jam Lucis Orto T.P.Jam Lucis Orto T.P.
  11. πŸ” 31% Iam surgit TPIam surgit TP
  12. πŸ” 31% En ut superbaEn ut superba
  13. πŸ” 31% Cor arca legem cΓ³ntinensCor arca legem cΓ³ntinens
  14. πŸ” 31% Auctor beate saeculiAuctor beate saeculi
  15. πŸ” 31% Tu ChristeTu Christe
  16. πŸ” 31% Jam Christus astra ascenderatJam Christus astra ascenderat
  17. πŸ” 31% Aeterne rerum ... noctemAeterne rerum ... noctem
  18. πŸ” 31% Aeterna caeli gloriaAeterna caeli gloria
  19. πŸ” 30% Pergrata mundoPergrata mundo
  20. πŸ” 30% Hymnum canentes martyrumHymnum canentes martyrum
  21. πŸ” 30% Cor arca legem continensCor arca legem continens
  22. πŸ” 30% Jam lucis orto sidere (Septem Dolorum)Jam lucis orto sidere (Septem Dolorum)
  23. πŸ” 30% Jam lucis orto sidere (In tempore Quadragesimae)Jam lucis orto sidere (In tempore Quadragesimae)
  24. πŸ” 30% Rerum Deus tenax (dom.)Rerum Deus tenax (dom.)
  25. πŸ” 30% Rector potens (dom.)Rector potens (dom.)
  26. πŸ” 30% Veni Creator SpiritusVeni Creator Spiritus
  27. πŸ” 30% Galli cantuGalli cantu
  28. πŸ” 30% Te lucis ante terminum (tempus quadragesimΓ¦)Te lucis ante terminum (tempus quadragesimΓ¦)
  29. πŸ” 30% Veni Creator (1983/1934)Veni Creator (1983/1934)
  30. πŸ” 29% Splendor paternaeSplendor paternae
  31. πŸ” 29% Ave Regis AngelorumAve Regis Angelorum
  32. πŸ” 29% Exsultet jam AngelicaExsultet jam Angelica
  33. πŸ” 29% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  34. πŸ” 29% Veni Creator SpiritusVeni Creator Spiritus
  35. πŸ” 29% Te lucis ante terminum (In Quadragesima)Te lucis ante terminum (In Quadragesima)
  36. πŸ” 29% Rerum Deus (In Tempore Paschali)Rerum Deus (In Tempore Paschali)
  37. πŸ” 29% Te lucis ante terminum (In Nativitate Domini)Te lucis ante terminum (In Nativitate Domini)
  38. πŸ” 29% Tu Trinitatis (+rhythmic signs)Tu Trinitatis (+rhythmic signs)
  39. πŸ” 29% Splendor paternaeSplendor paternae
  40. πŸ” 29% Ex more docti mysticoEx more docti mystico
  41. πŸ” 28% Splendor paternae gloriaeSplendor paternae gloriae
  42. πŸ” 28% Auctor salutisAuctor salutis
  43. πŸ” 28% Adesto Christe (+rhythmic signs)Adesto Christe (+rhythmic signs)
  44. πŸ” 28% O lux beata CaelitumO lux beata Caelitum
  45. πŸ” 28% Gloria XIGloria XI
  46. πŸ” 28% Aeterne RexAeterne Rex
  47. πŸ” 28% Splendor paternae gloriae (in Aestate)Splendor paternae gloriae (in Aestate)
  48. πŸ” 28% Exhibeamus corporaExhibeamus corpora
  49. πŸ” 28% Gloria IIIGloria III
  50. πŸ” 28% Christe qui splendor (Tempore Quadragesimae hebdomadae II IV)Christe qui splendor (Tempore Quadragesimae hebdomadae II IV)
  51. πŸ” 28% Adesto rerum conditorAdesto rerum conditor
  52. πŸ” 28% Ut Antonini gloriamUt Antonini gloriam
  53. πŸ” 28% Te Matrem laudamusTe Matrem laudamus
  54. πŸ” 28% Nunc Sancte (dom.)Nunc Sancte (dom.)
  55. πŸ” 28% Rector potens (In Tempore Paschali)Rector potens (In Tempore Paschali)
  56. πŸ” 28% Te lucis ante terminum (In Tempore Paschali)Te lucis ante terminum (In Tempore Paschali)
  57. πŸ” 27% Gloria IVGloria IV
  58. πŸ” 27% Salvete Christi vulneraSalvete Christi vulnera
  59. πŸ” 27% Gloria VGloria V
  60. πŸ” 27% Christe, vivens hostiaChriste, vivens hostia
  61. πŸ” 27% Rex gloriose martyrumRex gloriose martyrum
  62. πŸ” 27% Beata nobisBeata nobis
  63. πŸ” 27% Christe precamurChriste precamur
  64. πŸ” 27% Te lucis ante terminum (In Epiphania Domini)Te lucis ante terminum (In Epiphania Domini)
  65. πŸ” 27% O lux beata CaelitumO lux beata Caelitum