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% Dum paterDum pater
  2. 🔍 29% Salvete, Christi vulneraSalvete, Christi vulnera
  3. 🔍 29% Quicumque ChristumQuicumque Christum
  4. 🔍 28% Jesus refulsit omniumJesus refulsit omnium
  5. 🔍 28% Amor Jesu dulcissimeAmor Jesu dulcissime
  6. 🔍 28% Rerum deus tenax vigor (In Festo S. Cordis Jesu)Rerum deus tenax vigor (In Festo S. Cordis Jesu)
  7. 🔍 28% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  8. 🔍 27% Rerum deus tenax vigor (In Ascensione)Rerum deus tenax vigor (In Ascensione)
  9. 🔍 27% Rector potens (In Festo S. Cordis Jesu)Rector potens (In Festo S. Cordis Jesu)
  10. 🔍 27% Quicumque ChristumQuicumque Christum
  11. 🔍 27% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  12. 🔍 27% Cor arca legem continensCor arca legem continens
  13. 🔍 27% En ut superbaEn ut superba
  14. 🔍 27% Te lucis ante terminum (Sacred Heart)Te lucis ante terminum (Sacred Heart)
  15. 🔍 27% A Patre UnigeniteA Patre Unigenite
  16. 🔍 27% Jam lucis orto sidere (In Transfiguratione)Jam lucis orto sidere (In Transfiguratione)
  17. 🔍 27% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  18. 🔍 27% Quicumque Christum quaeritisQuicumque Christum quaeritis
  19. 🔍 27% Te lucis ante terminum (In Tempore Ascensionis)Te lucis ante terminum (In Tempore Ascensionis)
  20. 🔍 27% Rector potens (In Ascensione)Rector potens (In Ascensione)
  21. 🔍 27% Rerum Deus tenax vigor (In Ascensione)Rerum Deus tenax vigor (In Ascensione)
  22. 🔍 26% Rerum Deus tenax vigor (In Transfiguratione)Rerum Deus tenax vigor (In Transfiguratione)
  23. 🔍 26% Rector potens verax Deus (In Ascensione)Rector potens verax Deus (In Ascensione)
  24. 🔍 26% Rector potens verax Deus (In Transfiguratione)Rector potens verax Deus (In Transfiguratione)
  25. 🔍 26% Jesu nostra redemptioJesu nostra redemptio
  26. 🔍 26% Lux alma JesuLux alma Jesu
  27. 🔍 26% Aeterne Rex altissimeAeterne Rex altissime
  28. 🔍 25% Nunc Sancte nobis (In Ascensione)Nunc Sancte nobis (In Ascensione)
  29. 🔍 25% Nunc Sancte nobis (In Festo S. Cordis Jesu)Nunc Sancte nobis (In Festo S. Cordis Jesu)
  30. 🔍 25% Gloria VGloria V
  31. 🔍 25% Sponso sponsa!Sponso sponsa!
  32. 🔍 25% Nunc sancte nobis Spiritus (In Ascensione)Nunc sancte nobis Spiritus (In Ascensione)
  33. 🔍 25% Salutis humanae SatorSalutis humanae Sator
  34. 🔍 24% Nunc sancte nobis Spiritus (In Transfiguratione)Nunc sancte nobis Spiritus (In Transfiguratione)
  35. 🔍 23% Dum seminudoDum seminudo
  36. 🔍 22% O gloriosa DominaO gloriosa Domina
  37. 🔍 22% Dum tuas festoDum tuas festo
  38. 🔍 22% Agnes beatae virginisAgnes beatae virginis
  39. 🔍 22% aeterna Christi munera Apostolorumaeterna Christi munera Apostolorum
  40. 🔍 20% Magno receptans pectoreMagno receptans pectore
  41. 🔍 20% Fortem piumqueFortem piumque
  42. 🔍 20% Martyr Dei VenantiusMartyr Dei Venantius
  43. 🔍 20% Deus misereaturDeus misereatur
  44. 🔍 20% Athleta Christi nobilisAthleta Christi nobilis
  45. 🔍 19% Scala caeloScala caelo
  46. 🔍 19% Laus sit Regi!Laus sit Regi!
  47. 🔍 19% Sanctitatis nova signaSanctitatis nova signa
  48. 🔍 19% Sanctitatis nova signaSanctitatis nova signa
  49. 🔍 19% Jesu salus mortaliumJesu salus mortalium
  50. 🔍 18% Doctori gentium!Doctori gentium!
  51. 🔍 18% Deus misereaturDeus misereatur
  52. 🔍 18% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  53. 🔍 18% Defensor alme HispaniaeDefensor alme Hispaniae
  54. 🔍 18% Ego sum pastor (cum Alleluia)Ego sum pastor (cum Alleluia)
  55. 🔍 18% Tristes erant ApostoliTristes erant Apostoli
  56. 🔍 18% Deus tuorum militum (Alter tonus)Deus tuorum militum (Alter tonus)
  57. 🔍 18% Deus tuorum militum (another chant)Deus tuorum militum (another chant)
  58. 🔍 18% Noe vero cumNoe vero cum
  59. 🔍 18% Voce jucunditatisVoce jucunditatis
  60. 🔍 18% Lauda SionLauda Sion
  61. 🔍 18% De profundis exclamantesDe profundis exclamantes
  62. 🔍 18% Praefatio defunctorumPraefatio defunctorum
  63. 🔍 18% Tota pulchra es amica (Ant)Tota pulchra es amica (Ant)
  64. 🔍 17% Deus misereaturDeus misereatur
  65. 🔍 17% Resurrexit Dominus auctor lucisResurrexit Dominus auctor lucis