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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Dicamus laudes (In sollemnitatibus)Dicamus laudes (In sollemnitatibus)
  2. πŸ” 89% Certum tenentes (In Sollemnitatibus)Certum tenentes (In Sollemnitatibus)
  3. πŸ” 88% Ternis horarum (In sollemnitatibus)Ternis horarum (In sollemnitatibus)
  4. πŸ” 86% Aeterna Christi muneraAeterna Christi munera
  5. πŸ” 68% Auctor beate saeculiAuctor beate saeculi
  6. πŸ” 63% O cor amoris victimaO cor amoris victima
  7. πŸ” 55% Francisce, Christi signiferFrancisce, Christi signifer
  8. πŸ” 50% Dicamus laudes Domino (A Sollemnitate Epiphaniae)Dicamus laudes Domino (A Sollemnitate Epiphaniae)
  9. πŸ” 45% Dicamus laudes (In dominicis)Dicamus laudes (In dominicis)
  10. πŸ” 42% Dicamus laudes (In feriis)Dicamus laudes (In feriis)
  11. πŸ” 42% Matthia SacratissimoMatthia Sacratissimo
  12. πŸ” 42% Dicamus laudes (In festis)Dicamus laudes (In festis)
  13. πŸ” 42% Matthia SacratissimoMatthia Sacratissimo
  14. πŸ” 36% Domus meaDomus mea
  15. πŸ” 34% Dicamus laudes (In memoriis)Dicamus laudes (In memoriis)
  16. πŸ” 34% Dicamus laudes DominoDicamus laudes Domino
  17. πŸ” 32% Redemptor nosterRedemptor noster
  18. πŸ” 31% Certum tenentes ordinem (A Sollemnitate Epiphaniae)Certum tenentes ordinem (A Sollemnitate Epiphaniae)
  19. πŸ” 30% Ternis horarum terminis (A Sollemnitate Epiphaniae)Ternis horarum terminis (A Sollemnitate Epiphaniae)
  20. πŸ” 29% Jam lucis orto sidere (Solemnitatibus)Jam lucis orto sidere (Solemnitatibus)
  21. πŸ” 29% Nunc Sancte nobis (In Solemnitatibus)Nunc Sancte nobis (In Solemnitatibus)
  22. πŸ” 28% Lucis creatorLucis creator
  23. πŸ” 28% Ut Antonini gloriamUt Antonini gloriam
  24. πŸ” 28% Rector potens (soll.)Rector potens (soll.)
  25. πŸ” 28% Iam lucis orto sidere Iam lucis orto sidere
  26. πŸ” 28% Lucis Creator optime (in Aestate)Lucis Creator optime (in Aestate)
  27. πŸ” 28% Lucis Creator optimeLucis Creator optime
  28. πŸ” 28% Rerum, Deus, tenaxRerum, Deus, tenax
  29. πŸ” 27% Rector potens (in Solemnitatibus)Rector potens (in Solemnitatibus)
  30. πŸ” 27% Lucis creatorLucis creator
  31. πŸ” 27% Rerum Deus (In Solemnitatibus)Rerum Deus (In Solemnitatibus)
  32. πŸ” 27% Rerum Deus (in Solemnitatibus)Rerum Deus (in Solemnitatibus)
  33. πŸ” 27% Jam lucis orto sidere (In Major. Festis)Jam lucis orto sidere (In Major. Festis)
  34. πŸ” 27% Jam lucis orto sidere (Solemn feasts)Jam lucis orto sidere (Solemn feasts)
  35. πŸ” 27% Descendit Angelus DominiDescendit Angelus Domini
  36. πŸ” 27% Nunc sancte nobis SpiritusNunc sancte nobis Spiritus
  37. πŸ” 27% Auctor beate saeculiAuctor beate saeculi
  38. πŸ” 26% Christo profusum sanguinemChristo profusum sanguinem
  39. πŸ” 26% Beatus Benedictus dum in hac terra (Resp.)Beatus Benedictus dum in hac terra (Resp.)
  40. πŸ” 26% Libera me Domine de morteLibera me Domine de morte
  41. πŸ” 26% Cum vidisset Iesus turbasCum vidisset Iesus turbas
  42. πŸ” 26% En ut superbaEn ut superba
  43. πŸ” 25% O lux beata CaelitumO lux beata Caelitum
  44. πŸ” 25% O lux beata CaelitumO lux beata Caelitum
  45. πŸ” 25% O lux beata CaelitumO lux beata Caelitum
  46. πŸ” 25% Gloria VGloria V
  47. πŸ” 25% Gloria XIGloria XI
  48. πŸ” 25% O lux beata CaelitumO lux beata Caelitum
  49. πŸ” 25% Rex gloriose MartyrumRex gloriose Martyrum
  50. πŸ” 25% O lux beata CaelitumO lux beata Caelitum
  51. πŸ” 25% Rector PotensRector Potens
  52. πŸ” 25% Tu ChristeTu Christe
  53. πŸ” 25% Magnus Dominus noster (Resp. Br.)Magnus Dominus noster (Resp. Br.)
  54. πŸ” 25% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  55. πŸ” 25% O vos aethereiO vos aetherei
  56. πŸ” 25% Rector potens verax Deus (In Major. Festis)Rector potens verax Deus (In Major. Festis)
  57. πŸ” 25% Rector potens (In Festis majoribus)Rector potens (In Festis majoribus)
  58. πŸ” 25% Nunc Sancte nobis Spiritus (In Major. Festis)Nunc Sancte nobis Spiritus (In Major. Festis)
  59. πŸ” 25% Ista estIsta est
  60. πŸ” 25% Cor arca legem continensCor arca legem continens
  61. πŸ” 25% Christe qui splendor (Tempore Nativitatis a sollemnitate Epiphaniae)Christe qui splendor (Tempore Nativitatis a sollemnitate Epiphaniae)
  62. πŸ” 24% Ave maris stella (another chant) (2)Ave maris stella (another chant) (2)
  63. πŸ” 24% Jam Christus astra ascenderatJam Christus astra ascenderat
  64. πŸ” 24% Aeterne RexAeterne Rex
  65. πŸ” 24% Cor arca legem cΓ³ntinensCor arca legem cΓ³ntinens