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% Ward Method - Mode IIIWard Method - Mode III
  2. 🔍 44% Ward Method - Mode VIIIWard Method - Mode VIII
  3. 🔍 38% Ward Method - Mode IIWard Method - Mode II
  4. 🔍 37% Ward Method - Mode VWard Method - Mode V
  5. 🔍 37% Ward Method - Mode IWard Method - Mode I
  6. 🔍 35% Ward Method - Mode IVWard Method - Mode IV
  7. 🔍 35% Ward Method - Mode VIWard Method - Mode VI
  8. 🔍 27% Ward Method - Mode VIIWard Method - Mode VII
  9. 🔍 22% Jesu dulcis amorJesu dulcis amor
  10. 🔍 22% Tota pulchra es Maria (All)Tota pulchra es Maria (All)
  11. 🔍 22% Domine salvum fac... CarolumDomine salvum fac... Carolum
  12. 🔍 22% Credo VCredo V
  13. 🔍 21% Alleluia, SpiritusAlleluia, Spiritus
  14. 🔍 21% Quem terra pontus sideraQuem terra pontus sidera
  15. 🔍 20% Domine salvam fac... ElisabethDomine salvam fac... Elisabeth
  16. 🔍 20% Dignus es DomineDignus es Domine
  17. 🔍 20% Laudate Dominum de caelisLaudate Dominum de caelis
  18. 🔍 19% Manum suamManum suam
  19. 🔍 19% Adesto sancta TrinitasAdesto sancta Trinitas
  20. 🔍 19% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  21. 🔍 19% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  22. 🔍 19% Immensa et unaImmensa et una
  23. 🔍 18% O lux beata Trinitas (aestivalis)O lux beata Trinitas (aestivalis)
  24. 🔍 18% Exsultet orbis gaudiis (another chant)Exsultet orbis gaudiis (another chant)
  25. 🔍 18% Christe sanctorumChriste sanctorum
  26. 🔍 18% Summae Deus (in festo SS. Trinitatis)Summae Deus (in festo SS. Trinitatis)
  27. 🔍 18% Veni Creator SpiritusVeni Creator Spiritus
  28. 🔍 18% O quam pulchraO quam pulchra
  29. 🔍 18% Petite et accipietis quaeritePetite et accipietis quaerite
  30. 🔍 18% Tu Trinitatis UnitasTu Trinitatis Unitas
  31. 🔍 17% Iste Confessor (Conf. Bishop) 2Iste Confessor (Conf. Bishop) 2
  32. 🔍 17% O lux beata TrinitasO lux beata Trinitas
  33. 🔍 17% Jam Christus astraJam Christus astra
  34. 🔍 17% Tantum ergo IIITantum ergo III
  35. 🔍 17% Jam Christus astraJam Christus astra
  36. 🔍 17% Iste Confessor (Conf. Bishop) (another chant)Iste Confessor (Conf. Bishop) (another chant)
  37. 🔍 16% O castitatis signiferO castitatis signifer
  38. 🔍 16% Sancta MariaSancta Maria
  39. 🔍 16% Laudate Dominum Deum nostrumLaudate Dominum Deum nostrum
  40. 🔍 16% Pange lingua... PraeliumPange lingua... Praelium
  41. 🔍 16% VerumtamenVerumtamen
  42. 🔍 16% O lux beata TrinitasO lux beata Trinitas
  43. 🔍 16% Jam lucis orto sidere (In tempore Quadragesimae)Jam lucis orto sidere (In tempore Quadragesimae)
  44. 🔍 16% CaligaveruntCaligaverunt
  45. 🔍 16% Martyr Dei qui unicumMartyr Dei qui unicum
  46. 🔍 16% Jam lucis orto sidere (Septem Dolorum)Jam lucis orto sidere (Septem Dolorum)
  47. 🔍 16% Beata visceraBeata viscera
  48. 🔍 16% Pange lingua... LaureamPange lingua... Lauream
  49. 🔍 16% Pange lingua... LaureamPange lingua... Lauream
  50. 🔍 15% De quacumqueDe quacumque
  51. 🔍 15% Vexilla ChristusVexilla Christus
  52. 🔍 15% Jam sol receditJam sol recedit
  53. 🔍 15% Ave Regina... MaterAve Regina... Mater
  54. 🔍 15% Audit tyrannus anxiusAudit tyrannus anxius
  55. 🔍 15% Tu Trinitatis UnitasTu Trinitatis Unitas
  56. 🔍 15% Tantum ergo (modern chant)Tantum ergo (modern chant)
  57. 🔍 15% Quodcumque in orbeQuodcumque in orbe
  58. 🔍 15% Salve VirginaleSalve Virginale
  59. 🔍 15% Cantemus DominoCantemus Domino
  60. 🔍 15% Martyr Dei, qui unicumMartyr Dei, qui unicum
  61. 🔍 15% Gloria VIIGloria VII
  62. 🔍 15% Aspice DomineAspice Domine
  63. 🔍 15% Jam sol receditJam sol recedit
  64. 🔍 15% Summae Parens clementiaeSummae Parens clementiae
  65. 🔍 15% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)