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 crimenDum crimen
  2. 🔍 46% Mentes juvetMentes juvet
  3. 🔍 34% Credo (Missa secundi Toni)Credo (Missa secundi Toni)
  4. 🔍 33% Virginis Proles (ad libitum)Virginis Proles (ad libitum)
  5. 🔍 32% Mira nocturnisMira nocturnis
  6. 🔍 30% Pontifex magnusPontifex magnus
  7. 🔍 29% Quas tibi laudesQuas tibi laudes
  8. 🔍 29% Nobiles ChristiNobiles Christi
  9. 🔍 28% Te triumphantiTe triumphanti
  10. 🔍 28% Magdalae sidusMagdalae sidus
  11. 🔍 28% Ad sacros VirgoAd sacros Virgo
  12. 🔍 27% Christe cunctorum satorChriste cunctorum sator
  13. 🔍 27% Virginis proles opifexque MatrisVirginis proles opifexque Matris
  14. 🔍 26% Nobilem ChristiNobilem Christi
  15. 🔍 24% Gloria (Missa secundi Toni)Gloria (Missa secundi Toni)
  16. 🔍 23% Tibi Christe splendor PatrisTibi Christe splendor Patris
  17. 🔍 23% Gabrielem veneremurGabrielem veneremur
  18. 🔍 21% Primo diePrimo die
  19. 🔍 21% Te Joseph celebrent (III)Te Joseph celebrent (III)
  20. 🔍 18% A fructu frumentiA fructu frumenti
  21. 🔍 18% Lauda SionLauda Sion
  22. 🔍 18% Turbae curruntTurbae currunt
  23. 🔍 18% O quam metuendusO quam metuendus
  24. 🔍 18% O beate JacobeO beate Jacobe
  25. 🔍 17% Ecce positusEcce positus
  26. 🔍 17% Dum conturbataDum conturbata
  27. 🔍 17% Domus meaDomus mea
  28. 🔍 16% Conditor almeConditor alme
  29. 🔍 16% Lauda SionLauda Sion
  30. 🔍 16% Verbum caro factum estVerbum caro factum est
  31. 🔍 16% Tantum ergoTantum ergo
  32. 🔍 16% Laudate... secundumLaudate... secundum
  33. 🔍 16% Quaerite DominumQuaerite Dominum
  34. 🔍 16% Festivis resonentFestivis resonent
  35. 🔍 15% Summae Deus clementiae septemSummae Deus clementiae septem
  36. 🔍 15% Tradetur enim gentibusTradetur enim gentibus
  37. 🔍 15% Omnis expertemOmnis expertem
  38. 🔍 15% Ecce ascendimus... et FiliusEcce ascendimus... et Filius
  39. 🔍 15% Dum complerenturDum complerentur
  40. 🔍 15% Funeris manet integritasFuneris manet integritas
  41. 🔍 15% In DominoIn Domino
  42. 🔍 15% Beata es MariaBeata es Maria
  43. 🔍 15% Si quis sititSi quis sitit
  44. 🔍 15% Jacob autemJacob autem
  45. 🔍 15% Lauda SionLauda Sion
  46. 🔍 15% Memento meiMemento mei
  47. 🔍 15% Voce jucunditatisVoce jucunditatis
  48. 🔍 15% Gentis redemptaeGentis redemptae
  49. 🔍 14% In tua patientiaIn tua patientia
  50. 🔍 14% Per te LuciaPer te Lucia
  51. 🔍 14% Quomodo fiet istudQuomodo fiet istud
  52. 🔍 14% Praesens dies expendaturPraesens dies expendatur
  53. 🔍 14% Jerusalem et SionJerusalem et Sion
  54. 🔍 14% Jerusalem et SionJerusalem et Sion
  55. 🔍 14% Jerusalem et SionJerusalem et Sion
  56. 🔍 14% Mediae noctisMediae noctis
  57. 🔍 14% Mediae noctisMediae noctis
  58. 🔍 14% Qui persequebantur justumQui persequebantur justum
  59. 🔍 14% Dum auroraDum aurora
  60. 🔍 14% Pinguis estPinguis est
  61. 🔍 14% Bella dum lateBella dum late
  62. 🔍 14% Sanctitatis nova signaSanctitatis nova signa
  63. 🔍 14% Sanctitatis nova signaSanctitatis nova signa
  64. 🔍 14% Mariae Virgini LaudesMariae Virgini Laudes
  65. 🔍 14% Deus tuorum I Cl.Deus tuorum I Cl.