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% ClamaveruntClamaverunt
  2. 🔍 54% ClamaveruntClamaverunt
  3. 🔍 52% ClamaveruntClamaverunt
  4. 🔍 43% Benedictus DominusBenedictus Dominus
  5. 🔍 41% ClamaveruntClamaverunt
  6. 🔍 27% Testis mihiTestis mihi
  7. 🔍 27% Benedictus DominusBenedictus Dominus
  8. 🔍 27% Deus qui sedesDeus qui sedes
  9. 🔍 26% Benedictus DominusBenedictus Dominus
  10. 🔍 25% Deus qui sedesDeus qui sedes
  11. 🔍 23% Salvum fac populumSalvum fac populum
  12. 🔍 22% Clamaverunt justiClamaverunt justi
  13. 🔍 21% Si ambulavero (verses)Si ambulavero (verses)
  14. 🔍 21% Clamaverunt justiClamaverunt justi
  15. 🔍 20% Multae tribulationesMultae tribulationes
  16. 🔍 20% Benedicam DominumBenedicam Dominum
  17. 🔍 20% Haec dies... LapidemHaec dies... Lapidem
  18. 🔍 20% Exaudi DeusExaudi Deus
  19. 🔍 19% Multae tribulationesMultae tribulationes
  20. 🔍 19% Miserere mihi... ad teMiserere mihi... ad te
  21. 🔍 19% Cum invocarem teCum invocarem te
  22. 🔍 19% Missus est Gabriel Angelus (alter tonus)Missus est Gabriel Angelus (alter tonus)
  23. 🔍 19% Audi filia...quia concupivit (Grad.)Audi filia...quia concupivit (Grad.)
  24. 🔍 19% Missus est... AngelusMissus est... Angelus
  25. 🔍 19% Qui habitatQui habitat
  26. 🔍 19% Missus est Gabriel AngelusMissus est Gabriel Angelus
  27. 🔍 19% Probasti Domine (Intr.)Probasti Domine (Intr.)
  28. 🔍 19% Spiritus Domini... praedicareSpiritus Domini... praedicare
  29. 🔍 19% Testis mihiTestis mihi
  30. 🔍 19% Haec dies... Dicant nuncHaec dies... Dicant nunc
  31. 🔍 19% Benedicta es tu (Grad.)Benedicta es tu (Grad.)
  32. 🔍 18% Praefatio solemnior de AdventuPraefatio solemnior de Adventu
  33. 🔍 18% Tribulationes cordisTribulationes cordis
  34. 🔍 18% Eripe me Domine ab homineEripe me Domine ab homine
  35. 🔍 18% Domine refugiumDomine refugium
  36. 🔍 18% In voluntateIn voluntate
  37. 🔍 18% Benedicite Deum caeliBenedicite Deum caeli
  38. 🔍 18% Iubilate Deo omnisIubilate Deo omnis
  39. 🔍 18% In virtute tuaIn virtute tua
  40. 🔍 18% Audi benigne conditorAudi benigne conditor
  41. 🔍 18% Praefatio solemnior de Epiphania DominiPraefatio solemnior de Epiphania Domini
  42. 🔍 18% Missus est Gabriel AngelusMissus est Gabriel Angelus
  43. 🔍 18% Contristatus sumContristatus sum
  44. 🔍 18% Audi benigne Conditor Audi benigne Conditor
  45. 🔍 18% Sacris SolemnisSacris Solemnis
  46. 🔍 18% Hodie scietisHodie scietis
  47. 🔍 18% Dominus implebitDominus implebit
  48. 🔍 18% Praefatio solemnior de ApostolisPraefatio solemnior de Apostolis
  49. 🔍 18% Spiritus... super me... praedicareSpiritus... super me... praedicare
  50. 🔍 18% Vir erat (verses)Vir erat (verses)
  51. 🔍 18% DeriventurDeriventur
  52. 🔍 18% Laverunt stolas suasLaverunt stolas suas
  53. 🔍 18% Miserere meiMiserere mei
  54. 🔍 18% In virtute tuaIn virtute tua
  55. 🔍 18% Tu es vasTu es vas
  56. 🔍 18% Deus qui sedesDeus qui sedes
  57. 🔍 18% Praefatio solemnior de sancto Joanne BaptistaPraefatio solemnior de sancto Joanne Baptista
  58. 🔍 18% O beata MaterO beata Mater
  59. 🔍 18% ImproperiumImproperium
  60. 🔍 18% Missus est Gabriel Angleus (t.p.)Missus est Gabriel Angleus (t.p.)
  61. 🔍 18% Nimis honorati sunt (Grad.)Nimis honorati sunt (Grad.)
  62. 🔍 18% Ex ore infantiumEx ore infantium
  63. 🔍 18% Audi Benigne ConditorAudi Benigne Conditor
  64. 🔍 18% Praefatio solemnior de Ascensione DominiPraefatio solemnior de Ascensione Domini
  65. 🔍 18% Ave Maria (Tractus)Ave Maria (Tractus)