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% Unum et verum in TrinitateUnum et verum in Trinitate
  2. 🔍 30% Deum verum unum in TrinitateDeum verum unum in Trinitate
  3. 🔍 28% Spiritus et animae justorumSpiritus et animae justorum
  4. 🔍 28% Vir Domini Benedictus (tonus 1f)Vir Domini Benedictus (tonus 1f)
  5. 🔍 26% O beata animaO beata anima
  6. 🔍 25% Praesul invictissimusPraesul invictissimus
  7. 🔍 25% Apparuerunt caelestes spiritusApparuerunt caelestes spiritus
  8. 🔍 24% Miserere mei Deus (cantus prior)Miserere mei Deus (cantus prior)
  9. 🔍 24% Egredimini et videte filiae Sion (Ant.)Egredimini et videte filiae Sion (Ant.)
  10. 🔍 24% Plenus dierumPlenus dierum
  11. 🔍 24% Exsultet caelum laudibus (modus 4)Exsultet caelum laudibus (modus 4)
  12. 🔍 24% Loquebatur Christus ad dilectamLoquebatur Christus ad dilectam
  13. 🔍 23% In regeneratione (Solesmes 1934)In regeneratione (Solesmes 1934)
  14. 🔍 23% Convocatis Jesus duodecim ApostolisConvocatis Jesus duodecim Apostolis
  15. 🔍 23% O dignissima Christi sponsaO dignissima Christi sponsa
  16. 🔍 23% Triduanas a DominoTriduanas a Domino
  17. 🔍 23% Beata es Virgo Maria Dei (Ant)Beata es Virgo Maria Dei (Ant)
  18. 🔍 23% Miserere mei... secundumMiserere mei... secundum
  19. 🔍 23% Ecce levavit ad gentesEcce levavit ad gentes
  20. 🔍 23% Et factum estEt factum est
  21. 🔍 23% Blandina fortis adolescentiaBlandina fortis adolescentia
  22. 🔍 22% Casta columba nidificansCasta columba nidificans
  23. 🔍 22% Christus Jesus splendorChristus Jesus splendor
  24. 🔍 22% Apostolorum passio diemApostolorum passio diem
  25. 🔍 22% Pastor vigilantissimusPastor vigilantissimus
  26. 🔍 22% Ante thronum TrinitatisAnte thronum Trinitatis
  27. 🔍 22% O rex aeterne DomineO rex aeterne Domine
  28. 🔍 22% Gregorius septiformi gratiaGregorius septiformi gratia
  29. 🔍 22% Te nostra laetisTe nostra laetis
  30. 🔍 22% Christe redemptor omnium conservaChriste redemptor omnium conserva
  31. 🔍 22% Dixit Mater ejus ad illumDixit Mater ejus ad illum
  32. 🔍 22% Deus tuorum militumDeus tuorum militum
  33. 🔍 22% Et audientes discipuliEt audientes discipuli
  34. 🔍 22% Martyr et Pontifex BonifatiusMartyr et Pontifex Bonifatius
  35. 🔍 22% Beata RadegundisBeata Radegundis
  36. 🔍 22% Omnis spiritusOmnis spiritus
  37. 🔍 22% Sancta Maria succurreSancta Maria succurre
  38. 🔍 22% Gloriosus Dei amicusGloriosus Dei amicus
  39. 🔍 22% In regenerationeIn regeneratione
  40. 🔍 22% Dabit illi DominusDabit illi Dominus
  41. 🔍 21% Deus tuorum militumDeus tuorum militum
  42. 🔍 21% JoannaJoanna
  43. 🔍 21% Christe Redemptor omnium conservaChriste Redemptor omnium conserva
  44. 🔍 21% Relucens inter principesRelucens inter principes
  45. 🔍 21% Iubilate Deo (99)Iubilate Deo (99)
  46. 🔍 21% Deus tuorum militumDeus tuorum militum
  47. 🔍 21% Commune vos apostoliCommune vos apostoli
  48. 🔍 21% Aeterne rerum conditorAeterne rerum conditor
  49. 🔍 21% Unus militumUnus militum
  50. 🔍 21% Benedixit Deum caeliBenedixit Deum caeli
  51. 🔍 21% Secundum multitudinemSecundum multitudinem
  52. 🔍 21% Roma Petro GlorieturRoma Petro Glorietur
  53. 🔍 21% Ave Maria...Alleluia (Ant.)Ave Maria...Alleluia (Ant.)
  54. 🔍 21% Vocabis nomen ejusVocabis nomen ejus
  55. 🔍 21% O sola magnarumO sola magnarum
  56. 🔍 21% Deus tuorum militumDeus tuorum militum
  57. 🔍 21% Custodivit eam Angelus ejusCustodivit eam Angelus ejus
  58. 🔍 21% Venite exsultemus IVVenite exsultemus IV
  59. 🔍 21% Deus tuorum militumDeus tuorum militum
  60. 🔍 21% Salvum me fac (Psalmus 68)Salvum me fac (Psalmus 68)
  61. 🔍 21% Verbum caro factum estVerbum caro factum est
  62. 🔍 21% In regenerationeIn regeneratione
  63. 🔍 21% Inclina cor meumInclina cor meum
  64. 🔍 21% Miserere (Ps 50)Miserere (Ps 50)
  65. 🔍 21% Venite exsultemus IV*Venite exsultemus IV*