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% Immaculatam ConceptionemImmaculatam Conceptionem
  2. 🔍 32% Jesu dulcis amorJesu dulcis amor
  3. 🔍 32% Rex gloriose MartyrumRex gloriose Martyrum
  4. 🔍 32% Salve VirginaleSalve Virginale
  5. 🔍 30% Immaculatam conceptionemImmaculatam conceptionem
  6. 🔍 30% Salve ReginaSalve Regina
  7. 🔍 30% Salve ReginaSalve Regina
  8. 🔍 30% Libera me Domine de morteLibera me Domine de morte
  9. 🔍 30% Pacem tuamPacem tuam
  10. 🔍 30% Auctor beate saeculiAuctor beate saeculi
  11. 🔍 30% Rex gloriose martyrumRex gloriose martyrum
  12. 🔍 30% Veni Creator SpiritusVeni Creator Spiritus
  13. 🔍 29% Vexilla Regis (extra Tempus Passionis)Vexilla Regis (extra Tempus Passionis)
  14. 🔍 29% Quem terra pontus sideraQuem terra pontus sidera
  15. 🔍 29% Ego sum AlphaEgo sum Alpha
  16. 🔍 29% Optatus votis omniumOptatus votis omnium
  17. 🔍 29% Lucis Creator optime (another chant)Lucis Creator optime (another chant)
  18. 🔍 29% Rex glorioseRex gloriose
  19. 🔍 29% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  20. 🔍 29% Adoremus in aeternum IAdoremus in aeternum I
  21. 🔍 28% Gloria XIIIGloria XIII
  22. 🔍 28% Adesto sancta TrinitasAdesto sancta Trinitas
  23. 🔍 28% Beata visceraBeata viscera
  24. 🔍 28% Jesu Fili summi PatrisJesu Fili summi Patris
  25. 🔍 28% O MartineO Martine
  26. 🔍 28% Cor arca legem continensCor arca legem continens
  27. 🔍 28% Nativitatem hodiernamNativitatem hodiernam
  28. 🔍 27% Iste Confessor patriarchaIste Confessor patriarcha
  29. 🔍 27% Viri GalilaeiViri Galilaei
  30. 🔍 27% Regina mundiRegina mundi
  31. 🔍 27% Rex gloriose MartyrumRex gloriose Martyrum
  32. 🔍 27% Crudelis Herodes DeumCrudelis Herodes Deum
  33. 🔍 27% Factum est in unaFactum est in una
  34. 🔍 27% Hodie illuxitHodie illuxit
  35. 🔍 27% Summi sacerdos NuminisSummi sacerdos Numinis
  36. 🔍 27% Exsultet iam angelicaExsultet iam angelica
  37. 🔍 27% A solis ortus cardineA solis ortus cardine
  38. 🔍 27% Gaude Dei GenitrixGaude Dei Genitrix
  39. 🔍 27% Venite exultemus IV GVenite exultemus IV G
  40. 🔍 27% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  41. 🔍 26% Te Joseph celebrentTe Joseph celebrent
  42. 🔍 26% Triumphat mundi principemTriumphat mundi principem
  43. 🔍 26% Alleluia Omnes GentesAlleluia Omnes Gentes
  44. 🔍 26% Solemnitatem hodiernamSolemnitatem hodiernam
  45. 🔍 26% Exsultet orbis gaudiis (another chant)Exsultet orbis gaudiis (another chant)
  46. 🔍 26% Tantum ergo XTantum ergo X
  47. 🔍 26% Sancta Maria virginumSancta Maria virginum
  48. 🔍 26% MiserebiturMiserebitur
  49. 🔍 26% MemorareMemorare
  50. 🔍 26% Alto ex Olympi verticeAlto ex Olympi vertice
  51. 🔍 26% Jam lucis orto sidere (In tempore Quadragesimae)Jam lucis orto sidere (In tempore Quadragesimae)
  52. 🔍 26% Ecce ego JoannesEcce ego Joannes
  53. 🔍 26% Dicamus laudes DominoDicamus laudes Domino
  54. 🔍 26% Exsultet jam AngelicaExsultet jam Angelica
  55. 🔍 26% Ego sum panis. IIIEgo sum panis. III
  56. 🔍 26% Auctor beate saeculiAuctor beate saeculi
  57. 🔍 26% Beata nobisBeata nobis
  58. 🔍 26% Iste Confessor (Conf. Bishop) 2Iste Confessor (Conf. Bishop) 2
  59. 🔍 26% Legis sacrataeLegis sacratae
  60. 🔍 26% Omnes GentesOmnes Gentes
  61. 🔍 26% Sancta MariaSancta Maria
  62. 🔍 26% O sola magnarumO sola magnarum
  63. 🔍 26% Ut Antonini gloriamUt Antonini gloriam
  64. 🔍 26% En ut superbaEn ut superba
  65. 🔍 26% Te Deum (Simple tone)Te Deum (Simple tone)