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% O lingua benedictaO lingua benedicta
  2. 🔍 28% Tantum ergo.Tantum ergo.
  3. 🔍 26% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  4. 🔍 25% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  5. 🔍 25% Te Deum (Solemn tone)Te Deum (Solemn tone)
  6. 🔍 24% Tantum ergo.Tantum ergo.
  7. 🔍 24% Sponso sponsa!Sponso sponsa!
  8. 🔍 23% Te DeumTe Deum
  9. 🔍 23% Tristes erant ApostoliTristes erant Apostoli
  10. 🔍 23% Te DeumTe Deum
  11. 🔍 23% Hac die festa concinatHac die festa concinat
  12. 🔍 23% Beata AgathaBeata Agatha
  13. 🔍 23% Domine Jesu ChristeDomine Jesu Christe
  14. 🔍 23% Te DeumTe Deum
  15. 🔍 23% Hymnum novaeHymnum novae
  16. 🔍 23% Pange lingua... CorporisPange lingua... Corporis
  17. 🔍 23% In Francisci filioIn Francisci filio
  18. 🔍 22% Paschale mundo gaudiumPaschale mundo gaudium
  19. 🔍 22% Mente jucundaMente jucunda
  20. 🔍 22% Stephani victoria!Stephani victoria!
  21. 🔍 22% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  22. 🔍 22% Ecce veniet RexEcce veniet Rex
  23. 🔍 22% O Margarita poenitensO Margarita poenitens
  24. 🔍 22% A solis ortusA solis ortus
  25. 🔍 22% Salve lux mundi!Salve lux mundi!
  26. 🔍 22% Audi benigneAudi benigne
  27. 🔍 22% Redemisti nosRedemisti nos
  28. 🔍 21% Pange lingua... CorporisPange lingua... Corporis
  29. 🔍 21% Ne timeas... invenistiNe timeas... invenisti
  30. 🔍 21% Ave Regina CaelorumAve Regina Caelorum
  31. 🔍 21% LaetabundusLaetabundus
  32. 🔍 21% Redemisti nos Domine (Ant)Redemisti nos Domine (Ant)
  33. 🔍 21% Tristes erant Apostoli (In Ascensione)Tristes erant Apostoli (In Ascensione)
  34. 🔍 21% Tristes erant ApostoliTristes erant Apostoli
  35. 🔍 21% Nunc Sancte nobis (In Festo S. Cordis Jesu)Nunc Sancte nobis (In Festo S. Cordis Jesu)
  36. 🔍 21% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  37. 🔍 21% Tantum ergoTantum ergo
  38. 🔍 21% Redemisti nos DomineRedemisti nos Domine
  39. 🔍 21% Claro paschali gaudioClaro paschali gaudio
  40. 🔍 21% Hostis HerodesHostis Herodes
  41. 🔍 21% Redemisti nos Domine (Intr)Redemisti nos Domine (Intr)
  42. 🔍 21% Ave verumAve verum
  43. 🔍 20% Sursum sonetSursum sonet
  44. 🔍 20% Nunc Sancte nobis (In Festo Christi Regis)Nunc Sancte nobis (In Festo Christi Regis)
  45. 🔍 20% En ut superbaEn ut superba
  46. 🔍 20% Te DeumTe Deum
  47. 🔍 20% Invicte Martyr unicum (In Ascensione)Invicte Martyr unicum (In Ascensione)
  48. 🔍 20% Pange lingua... CorporisPange lingua... Corporis
  49. 🔍 20% Exsultet caelum (II)Exsultet caelum (II)
  50. 🔍 20% Fortem virili (Tristes erant tonus)Fortem virili (Tristes erant tonus)
  51. 🔍 20% Jam lucis orto sidere (In Festo S. Cordis Jesu)Jam lucis orto sidere (In Festo S. Cordis Jesu)
  52. 🔍 20% Invicte Martyr unicum (Temp. Pasch.)Invicte Martyr unicum (Temp. Pasch.)
  53. 🔍 20% Jam Christus astraJam Christus astra
  54. 🔍 20% Dum nocte pulsa LuciferDum nocte pulsa Lucifer
  55. 🔍 20% Martyr Dei VenantiusMartyr Dei Venantius
  56. 🔍 20% O salutaris Hostia VIIO salutaris Hostia VII
  57. 🔍 20% O rex aeterne DomineO rex aeterne Domine
  58. 🔍 20% Ira justa conditorisIra justa conditoris
  59. 🔍 20% Sanctorum meritisSanctorum meritis
  60. 🔍 20% Rex gloriose Martyrum (Tempore Paschali)Rex gloriose Martyrum (Tempore Paschali)
  61. 🔍 20% Spe mercedisSpe mercedis
  62. 🔍 20% Benedicta tu esBenedicta tu es
  63. 🔍 20% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  64. 🔍 20% Rex gloriose Martyrum (In Ascensione)Rex gloriose Martyrum (In Ascensione)
  65. 🔍 20% Fortem fidelemFortem fidelem