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.
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.
🔍 100% Magnum haereditatis mysterium

🔍 53% Magnum haereditatis

🔍 52% Magnum haereditatis

🔍 48% Magnum hereditatis

🔍 43% Magnum haereditatis mysterium

🔍 41% Magnum hereditatis

🔍 30% Protege Domine

🔍 28% Christe caelorum Domine

🔍 27% Praefatio solemnior de Nativitate Domini

🔍 27% Protege Domine

🔍 27% Praefatio solemnior de Epiphania Domini

🔍 27% Jam lucis orto sidere (In Tempore Passionis)

🔍 26% Praefatio solemnior de Ecclesiae Dedicatione

🔍 26% Praefatio solemnior de Adventu

🔍 26% Praefatio solemnior de Ascensione Domini

🔍 26% Praefatio solemnior de D. N. Iesu Christo Rege

🔍 26% Qua Christus hora sitiit

🔍 25% Praefatio solemnior de sancto Ioseph Sponso B. M. V.

🔍 25% Eripe me

🔍 25% Virgo Maria... similis

🔍 25% Praefatio solemnior de S. Benedicto

🔍 25% Praefatio solemnior de Apostolis

🔍 25% Praefatio solemnior de sacratissimo Corde Iesu

🔍 25% Dei fide

🔍 25% Praefatio solemnior de sanctissima Eucharistia

🔍 25% Praefatio solemnior communis

🔍 25% Praefatio solemnior de beata Maria Virgine

🔍 25% Magnum mysterium

🔍 25% Praefatio solemnior de Spiritu Sancto

🔍 24% Praefatio solemnior de Martyribus

🔍 24% Jam lucis orto sidere (In tempore Passionis)

🔍 24% Praefatio solemnior de Quadragesima

🔍 24% Praefatio solemnior de sancto Ioanne Baptista

🔍 24% Praefatio solemnior Paschalis

🔍 24% Ascendente Jesu

🔍 24% Rerum Deus (in Festo Septem Dolorum BMV)

🔍 24% Rector potens (in Festo Septem Dolorum BMV)

🔍 24% Praefatio solemnior de sancto Joanne Baptista

🔍 24% Praefatio solemnior de sancta Cruce

🔍 24% Rerum Deus (In Tempore Passionis)

🔍 24% Summae Deus clementiae septem

🔍 24% Dominus Jesus

🔍 24% Praefatio de Adventu I

🔍 24% Praefatio solemnior de Omnibus Sanctis et Patronis

🔍 23% Nunc Sancte nobis (In Festo Septem Dolorum BMV)

🔍 23% Praefatio solemnior de Angelis

🔍 23% Rector potens (In Tempore Passionis)

🔍 23% Magnum mysterium

🔍 23% Nunc Sancte nobis (In Tempore Passionis)

🔍 23% Ternis ter horis

🔍 23% Veni Sancte Spiritus

🔍 23% Praefatio solemnis de sancto Ioseph Sponso B. M. V.

🔍 23% Dominus Jesus

🔍 23% Praefatio solemnis de Martyribus

🔍 23% Praefatio solemnis communis

🔍 23% Praefatio solemnior de nuptiis

🔍 23% Praefatio de Adventu II

🔍 23% Praefatio solemnis de Adventu

🔍 23% Dominus Jesus

🔍 23% Summae Deus clemtiae

🔍 23% Jam lucis orto sidere (Solemnitatibus)

🔍 22% Praefatio solemnis de S. Benedicto

🔍 22% Praefatio solemnis de beata Maria Virgine

🔍 22% Praefatio solemnis de Spiritu Sancto

🔍 22% Verbum supernum prodiens a
