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: 2025-12-20. 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% Lingua pravorumLingua pravorum
  2. 🔍 48% Lingua pravorumLingua pravorum
  3. 🔍 20% Jam lucis orto sidere (In tempore Paschali)Jam lucis orto sidere (In tempore Paschali)
  4. 🔍 20% Jam lucis orto sidere (In Tempore Paschali)Jam lucis orto sidere (In Tempore Paschali)
  5. 🔍 19% Aurora caelumAurora caelum
  6. 🔍 19% Multitudo languentiumMultitudo languentium
  7. 🔍 19% Nunc Sancte nobis (In Tempore Paschali)Nunc Sancte nobis (In Tempore Paschali)
  8. 🔍 18% Senex puerum portabat (Resp.)Senex puerum portabat (Resp.)
  9. 🔍 18% Nunc sancte nobis Spiritus (In Tempore Paschali)Nunc sancte nobis Spiritus (In Tempore Paschali)
  10. 🔍 18% Adorna thalamum tuum (Resp.)Adorna thalamum tuum (Resp.)
  11. 🔍 18% Rector potens verax Deus (In tempore Paschali)Rector potens verax Deus (In tempore Paschali)
  12. 🔍 18% Ego sum panis vitaeEgo sum panis vitae
  13. 🔍 18% Haec dies... DexteraHaec dies... Dextera
  14. 🔍 17% Domine quinque talentaDomine quinque talenta
  15. 🔍 17% Haec dies... Dicant nuncHaec dies... Dicant nunc
  16. 🔍 17% Domine quinque talentaDomine quinque talenta
  17. 🔍 17% O beata MaterO beata Mater
  18. 🔍 17% Te lucis ante terminum (In tempore Paschali)Te lucis ante terminum (In tempore Paschali)
  19. 🔍 16% Rerum Deus tenax vigor (In tempore Paschali)Rerum Deus tenax vigor (In tempore Paschali)
  20. 🔍 16% Quasi stellaQuasi stella
  21. 🔍 16% Te DeumTe Deum
  22. 🔍 16% Audi benigne conditorAudi benigne conditor
  23. 🔍 16% Te DeumTe Deum
  24. 🔍 16% Audi Benigne ConditorAudi Benigne Conditor
  25. 🔍 16% Audi benigne Conditor Audi benigne Conditor
  26. 🔍 16% Sancte N.Sancte N.
  27. 🔍 16% Benedictus es Domine DeusBenedictus es Domine Deus
  28. 🔍 16% Hic est dies praeclarus (Resp.)Hic est dies praeclarus (Resp.)
  29. 🔍 16% Te DeumTe Deum
  30. 🔍 16% Benedictus esBenedictus es
  31. 🔍 15% Sacrificent DominoSacrificent Domino
  32. 🔍 15% Ne avertasNe avertas
  33. 🔍 15% Liberabit pauperemLiberabit pauperem
  34. 🔍 15% Benedictus esBenedictus es
  35. 🔍 15% Justus ut palmaJustus ut palma
  36. 🔍 15% Haec dies... LapidemHaec dies... Lapidem
  37. 🔍 15% Viri GalilaeiViri Galilaei
  38. 🔍 15% Ab occultis meisAb occultis meis
  39. 🔍 15% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  40. 🔍 15% DeriventurDeriventur
  41. 🔍 14% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  42. 🔍 14% Audi benigne ConditorAudi benigne Conditor
  43. 🔍 14% Te Deum (Solemn tone)Te Deum (Solemn tone)
  44. 🔍 14% Precatus estPrecatus est
  45. 🔍 14% Salvum fac populumSalvum fac populum
  46. 🔍 14% Salus et gloriaSalus et gloria
  47. 🔍 14% Doctori gentium!Doctori gentium!
  48. 🔍 14% Tollite portasTollite portas
  49. 🔍 14% DeriventurDeriventur
  50. 🔍 14% Requiem (Grad.)Requiem (Grad.)
  51. 🔍 14% Domine refugiumDomine refugium
  52. 🔍 14% Missus est Gabriel AngelusMissus est Gabriel Angelus
  53. 🔍 14% DispersitDispersit
  54. 🔍 14% Transit pauperTransit pauper
  55. 🔍 14% Scandit DoctorScandit Doctor
  56. 🔍 14% Caeli civesCaeli cives
  57. 🔍 14% Excita DomineExcita Domine
  58. 🔍 14% Deo canamusDeo canamus
  59. 🔍 14% Spiritus Sanctus replevit totam domumSpiritus Sanctus replevit totam domum
  60. 🔍 14% Ego sumEgo sum
  61. 🔍 14% Fidelis servusFidelis servus
  62. 🔍 14% Qui ambulatQui ambulat
  63. 🔍 14% Uxor Tua (Spanish)Uxor Tua (Spanish)
  64. 🔍 14% Hymnus Te DeumHymnus Te Deum
  65. 🔍 14% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)