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% Ecce jam noctis tenuatur (Alter tonus)

🔍 89% Ecce jam noctis tenuatur

🔍 51% Ecce jam noctis

🔍 41% Nocte surgentes

🔍 39% Ecce jam

🔍 38% Ecce jam

🔍 36% Ecce iam noctis

🔍 34% Exsultet jam Angelica

🔍 34% O sator rerum

🔍 33% Christe Sanctorum (S. Gabr.)

🔍 32% Nocte surgentes

🔍 32% Christe Sanctorum (S. Raph.)

🔍 31% Luce divina

🔍 31% Jam lucis orto sidere (In tempore Quadragesimae)

🔍 30% Christe sanctorum

🔍 30% Christe Sanctorum (S. Mich.)

🔍 30% Exsultet orbis gaudiis

🔍 30% Exsultet orbis gaudiis

🔍 30% Litaniae Lauretanae

🔍 30% Praefatio solemnis de Omnibus Sanctis et Patronis

🔍 30% Praefatio solemnis de sancto Ioseph Sponso B. M. V.

🔍 29% Praefatio solemnis de beata Maria Virgine

🔍 29% Jam lucis orto sidere (Septem Dolorum)

🔍 28% Solis obliquum (S. Rita)

🔍 28% Praefatio de Beata Maria Virgine I

🔍 28% Auctor salutis

🔍 28% Praefatio de S. Willibrordo

🔍 28% Praefatio solemnis de nuptiis

🔍 28% Te lucis ante terminum (In Ascensione)

🔍 27% Christe sanctorum decus Angelorum (Raphaelis)

🔍 27% Nunc Sancte nobis Spiritus (In Quadragesima)

🔍 27% Jam sol recedit

🔍 27% Primo die quo Trinitas

🔍 27% Jam lucis orto sidere

🔍 27% Jam sol recedit

🔍 27% Auctor salutis unice

🔍 27% Jam lucis orto sidere (In Quadragesima)

🔍 27% Splendor paternae gloriae (in Hieme)

🔍 27% Decora lux aeternitatis

🔍 27% Exsultet caelum laudibus (modus 4)

🔍 27% Praefatio solemnis de Ecclesiae Dedicatione

🔍 27% Te sancte rursus Ludovice

🔍 27% Te lucis ante terminum (In Quadragesima)

🔍 27% Nunc Sancte nobis Spiritus (In Ascensione)

🔍 27% Ecce ego Joannes

🔍 26% Aeterne rerum conditor

🔍 26% Te lucis ante terminum (In Transfiguratione)

🔍 26% Nunc Sancte nobis (In Quadragesima)

🔍 26% Praefatio solemnis de sancta Cruce

🔍 26% Jam sol recedit igneus

🔍 26% Invicte Martyr unicum (Alter tonus T. P.)

🔍 26% Praefatio solemnis de sancto Joanne Baptista

🔍 26% Te lucis ante terminum (Lent)

🔍 26% Praefatio solemnis de Martyribus

🔍 26% Praefatio solemnis de sanctissima Eucharistia

🔍 26% Te lucis ante terminum (T. Paschali)

🔍 26% Decora lux aeternitatis

🔍 26% Christe sanctorum decus Angelorum (Gabrielis)

🔍 26% Praefatio solemnis de sancto Elia Propheta

🔍 26% Rerum Deus tenax vigor (In Quadragesima)

🔍 26% Ex more docti mystico

🔍 26% Praefatio solemnis de Martyribus

🔍 26% Exsultet iam angelica

🔍 26% Christe lux vera

🔍 26% Aurora jam spargit
