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% Tecum principiumTecum principium
  2. 🔍 88% Tecum principiumTecum principium
  3. 🔍 74% Tecum principiumTecum principium
  4. 🔍 61% Tecum principiumTecum principium
  5. 🔍 53% Tecum principiumTecum principium
  6. 🔍 47% Tecum principiumTecum principium
  7. 🔍 38% Venite exsultemus VIVenite exsultemus VI
  8. 🔍 36% Christe qui splendor (in festis)Christe qui splendor (in festis)
  9. 🔍 34% Venite exsultemus IIVenite exsultemus II
  10. 🔍 34% Te lucis ante terminum (In Festis)Te lucis ante terminum (In Festis)
  11. 🔍 33% Virgo prudentumVirgo prudentum
  12. 🔍 32% In splendoribusIn splendoribus
  13. 🔍 31% Te lucis ante terminum (In Festis Majoribus)Te lucis ante terminum (In Festis Majoribus)
  14. 🔍 31% Igne divini radiansIgne divini radians
  15. 🔍 31% Fulget in caelisFulget in caelis
  16. 🔍 31% Haec femina laudabilisHaec femina laudabilis
  17. 🔍 31% Dextera Domini fecitDextera Domini fecit
  18. 🔍 31% Hae feminae laudabilesHae feminae laudabiles
  19. 🔍 31% In splendoribusIn splendoribus
  20. 🔍 30% Estote fortes in belloEstote fortes in bello
  21. 🔍 30% Fortem virili pectore (per annum)Fortem virili pectore (per annum)
  22. 🔍 30% Fortem virili pectore (Saint Helena)Fortem virili pectore (Saint Helena)
  23. 🔍 29% Sanctorum meritis 2Sanctorum meritis 2
  24. 🔍 29% Christe qui splendor et dies (in dominicis per annum)Christe qui splendor et dies (in dominicis per annum)
  25. 🔍 29% Rector ætérniRector ætérni
  26. 🔍 29% Vita sanctorumVita sanctorum
  27. 🔍 29% Fortem virili pectoreFortem virili pectore
  28. 🔍 29% Christe lux veraChriste lux vera
  29. 🔍 28% Luminis fonsLuminis fons
  30. 🔍 28% Ante luciferum genitusAnte luciferum genitus
  31. 🔍 28% Laude te civesLaude te cives
  32. 🔍 28% Ad preces nostrasAd preces nostras
  33. 🔍 28% Christe qui splendor (in memoriis)Christe qui splendor (in memoriis)
  34. 🔍 28% Ego principiumEgo principium
  35. 🔍 27% Ave Maria... alleluiaAve Maria... alleluia
  36. 🔍 27% In splendoribusIn splendoribus
  37. 🔍 27% Ave MariaAve Maria
  38. 🔍 27% Gabriel Angelus... EcceGabriel Angelus... Ecce
  39. 🔍 26% Christus Dei FiliusChristus Dei Filius
  40. 🔍 26% Dextera Domini fecitDextera Domini fecit
  41. 🔍 26% Dixit Dominus (Ps. 109 7c2)Dixit Dominus (Ps. 109 7c2)
  42. 🔍 26% Sancti DominiSancti Domini
  43. 🔍 26% Memento nostriMemento nostri
  44. 🔍 26% Nocte surgentesNocte surgentes
  45. 🔍 25% ExclamaveruntExclamaverunt
  46. 🔍 25% Laetamini cum JerusalemLaetamini cum Jerusalem
  47. 🔍 25% Euge serve bone (Conf. Pont.)Euge serve bone (Conf. Pont.)
  48. 🔍 25% Virgo gloriosa semperVirgo gloriosa semper
  49. 🔍 25% Dicebat enimDicebat enim
  50. 🔍 25% Cum appropinquaretCum appropinquaret
  51. 🔍 25% Te lucis ante terminum (In Solemnitatibus)Te lucis ante terminum (In Solemnitatibus)
  52. 🔍 25% Bernardus doctor inclitusBernardus doctor inclitus
  53. 🔍 25% Ecce DeusEcce Deus
  54. 🔍 24% Domine in virtuteDomine in virtute
  55. 🔍 24% Exsultet jam AngelicaExsultet jam Angelica
  56. 🔍 24% Quod uni ex minimisQuod uni ex minimis
  57. 🔍 24% Dicebat JesusDicebat Jesus
  58. 🔍 24% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  59. 🔍 24% StatuitStatuit
  60. 🔍 24% Sinite parvulosSinite parvulos
  61. 🔍 24% Spiritus Domini replevitSpiritus Domini replevit
  62. 🔍 24% Ecce Dominus venietEcce Dominus veniet
  63. 🔍 24% Clamavi ad te, DomineClamavi ad te, Domine
  64. 🔍 24% Intret in conspectuIntret in conspectu
  65. 🔍 24% Collocet eum DominusCollocet eum Dominus