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% Vadis propitiatorVadis propitiator
  2. 🔍 27% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  3. 🔍 27% O beata MaterO beata Mater
  4. 🔍 27% Descendit JesusDescendit Jesus
  5. 🔍 26% Gloria XIGloria XI
  6. 🔍 26% Gloria IGloria I
  7. 🔍 25% Credo VIICredo VII
  8. 🔍 25% Sancte N.Sancte N.
  9. 🔍 25% Venite Exsultemus VIIVenite Exsultemus VII
  10. 🔍 24% Gloria IXGloria IX
  11. 🔍 24% Benedictus esBenedictus es
  12. 🔍 24% Rex sempiterne, DomineRex sempiterne, Domine
  13. 🔍 24% Venite exultemus IIIVenite exultemus III
  14. 🔍 24% Praefatio in Sollemnitate Sanctissimae TrinitatisPraefatio in Sollemnitate Sanctissimae Trinitatis
  15. 🔍 24% Gloria VGloria V
  16. 🔍 24% Populus SionPopulus Sion
  17. 🔍 23% Celsa potestasCelsa potestas
  18. 🔍 23% Tantum ergo XVTantum ergo XV
  19. 🔍 23% Te DeumTe Deum
  20. 🔍 23% Praefatio solemnis de sanctissima TrinitatePraefatio solemnis de sanctissima Trinitate
  21. 🔍 23% Te Deum (Solemn tone)Te Deum (Solemn tone)
  22. 🔍 23% Te gestientem gaudiisTe gestientem gaudiis
  23. 🔍 23% Benedictus es Domine DeusBenedictus es Domine Deus
  24. 🔍 23% Te DeumTe Deum
  25. 🔍 23% Domine secundum actumDomine secundum actum
  26. 🔍 23% In diebus illis: Facta est super meIn diebus illis: Facta est super me
  27. 🔍 23% Exaudi Deus deprecationem (Resp.)Exaudi Deus deprecationem (Resp.)
  28. 🔍 23% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  29. 🔍 23% Ego sumEgo sum
  30. 🔍 23% Deus tuorum II Cl.Deus tuorum II Cl.
  31. 🔍 23% Aeterne Rex altissimeAeterne Rex altissime
  32. 🔍 23% Gloria VGloria V
  33. 🔍 23% Gloria XIVGloria XIV
  34. 🔍 23% Exsultet jam AngelicaExsultet jam Angelica
  35. 🔍 23% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  36. 🔍 22% Beati estisBeati estis
  37. 🔍 22% Venite exsultemus (mode 7a solemnis)Venite exsultemus (mode 7a solemnis)
  38. 🔍 22% Quem quaeritis in praesepioQuem quaeritis in praesepio
  39. 🔍 22% Lapides pretiosiLapides pretiosi
  40. 🔍 22% Ecce sacerdosEcce sacerdos
  41. 🔍 22% Quem quaeritis in praesepioQuem quaeritis in praesepio
  42. 🔍 22% Signum magnumSignum magnum
  43. 🔍 22% Cum autem complacuitCum autem complacuit
  44. 🔍 22% Gloria XGloria X
  45. 🔍 22% In monte olivisIn monte olivis
  46. 🔍 22% MachabaeusMachabaeus
  47. 🔍 22% Te DeumTe Deum
  48. 🔍 22% Mente jucundaMente jucunda
  49. 🔍 22% Benedictus esBenedictus es
  50. 🔍 22% Credo IVCredo IV
  51. 🔍 22% Exsultet caelum (II)Exsultet caelum (II)
  52. 🔍 22% Rector potens verax Deus (In festis BMV)Rector potens verax Deus (In festis BMV)
  53. 🔍 22% Jam morte victorJam morte victor
  54. 🔍 22% AngularisAngularis
  55. 🔍 22% Praefatio solemnis de Ecclesiae DedicationePraefatio solemnis de Ecclesiae Dedicatione
  56. 🔍 22% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  57. 🔍 22% Oculi meiOculi mei
  58. 🔍 22% Spiritus Sanctus replevit totam domumSpiritus Sanctus replevit totam domum
  59. 🔍 22% Te gestientem gaudiisTe gestientem gaudiis
  60. 🔍 22% Caelestis aulae nuntiusCaelestis aulae nuntius
  61. 🔍 22% Animam meamAnimam meam
  62. 🔍 22% Gloria IIGloria II
  63. 🔍 22% Gaudebo in populo meoGaudebo in populo meo
  64. 🔍 22% Praefatio solemnis de sancto Elia ProphetaPraefatio solemnis de sancto Elia Propheta
  65. 🔍 22% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)