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.
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% Summae Deus clementiae septem

🔍 93% Summae Deus clementiae

🔍 90% Summae Deus clemtiae

🔍 86% Summae Deus clementiae septem

🔍 69% Summae Deus clementiae septem

🔍 55% Te lucis ante terminum (Septem Dolorum)

🔍 55% Rector potens verax Deus (Septem Dolorum)

🔍 54% Rerum Deus tenax vigor (Septem Dolorum)

🔍 52% Jam lucis orto sidere (In tempore Passionis)

🔍 52% Nunc sancte nobis Spiritus (Septem Dolorum)

🔍 51% Rerum Deus (in Festo Septem Dolorum BMV)

🔍 51% Jam lucis orto sidere (In Tempore Passionis)

🔍 51% Rector potens (in Festo Septem Dolorum BMV)

🔍 50% Christe caelorum Domine

🔍 49% Nunc Sancte nobis (In Festo Septem Dolorum BMV)

🔍 45% Te lucis ante terminum (In tempore Passionis)

🔍 45% Rector potens verax Deus (In tempore Passionis)

🔍 45% Dei fide

🔍 45% Rerum Deus tenax vigor (In tempore Passionis)

🔍 45% Rerum Deus (In Tempore Passionis)

🔍 45% Te lucis ante terminum (Passiontide)

🔍 44% Ternis ter horis

🔍 44% Te lucis ante terminum (Temp. Passionis)

🔍 44% Qua Christus hora sitiit

🔍 44% Rector potens (In Tempore Passionis)

🔍 42% Nunc Sancte nobis (In Tempore Passionis)

🔍 42% Nunc Sancte nobis (In Tempore Passionis)

🔍 42% Nunc Sancte nobis Spiritus (Temp. Passionis)

🔍 41% Jam lucis orto sidere (Septem Dolorum)

🔍 38% Praefatio solemnior de Ecclesiae Dedicatione

🔍 37% Praefatio solemnior de Adventu

🔍 37% Praefatio solemnior de sacratissimo Corde Iesu

🔍 37% Praefatio solemnior de Epiphania Domini

🔍 37% Praefatio solemnior de Ascensione Domini

🔍 37% Praefatio solemnior de D. N. Iesu Christo Rege

🔍 37% Deus tuorum militum

🔍 37% O lux beata Caelitum

🔍 37% Deus tuorum militum

🔍 37% Veni Redemptor gentium

🔍 37% Praefatio solemnior de sanctissima Eucharistia

🔍 37% Praefatio solemnior de beata Maria Virgine

🔍 37% Praefatio solemnior de Nativitate Domini

🔍 36% Praefatio solemnior de Apostolis

🔍 36% Deus tuorum militum

🔍 36% O lux beata Caelitum

🔍 36% Verbum supernum prodiens a

🔍 36% Praefatio solemnior de sancto Joanne Baptista

🔍 36% Praefatio solemnior de sancto Ioseph Sponso B. M. V.

🔍 36% Praefatio solemnior de S. Benedicto

🔍 36% Rex gloriose Martyrum (another chant)

🔍 36% Praefatio solemnior de sancta Cruce

🔍 36% O lux beata Caelitum

🔍 36% Praefatio solemnior de Angelis

🔍 36% Praefatio solemnior de Quadragesima

🔍 35% O lux beata Caelitum

🔍 35% Praefatio solemnior Paschalis

🔍 35% O lux beata Caelitum

🔍 35% Rex gloriose Martyrum (Alter tonus)

🔍 35% Praefatio solemnis de Martyribus

🔍 35% Praefatio solemnior de Spiritu Sancto

🔍 35% Praefatio solemnior de Martyribus

🔍 35% Praefatio solemnis de beata Maria Virgine

🔍 35% Praefatio solemnior de Omnibus Sanctis et Patronis

🔍 35% Praefatio solemnior de sancto Ioanne Baptista

🔍 35% Verbum supernum prodiens a
