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% Protector nosterProtector noster
  2. 🔍 39% Protector nosterProtector noster
  3. 🔍 37% Esto mihiEsto mihi
  4. 🔍 36% Locus isteLocus iste
  5. 🔍 34% Respice DomineRespice Domine
  6. 🔍 34% Convertere DomineConvertere Domine
  7. 🔍 34% Sederunt principesSederunt principes
  8. 🔍 34% SuscepimusSuscepimus
  9. 🔍 32% Protector nosterProtector noster
  10. 🔍 32% Spiritus DominiSpiritus Domini
  11. 🔍 32% Propitius estoPropitius esto
  12. 🔍 31% Spiritus DominiSpiritus Domini
  13. 🔍 31% Timebunt gentesTimebunt gentes
  14. 🔍 31% Protector nosterProtector noster
  15. 🔍 30% Adjuvabit eamAdjuvabit eam
  16. 🔍 29% Christus factus estChristus factus est
  17. 🔍 29% Omnes de SabaOmnes de Saba
  18. 🔍 29% Protector nosterProtector noster
  19. 🔍 29% Unam petii... BeatiUnam petii... Beati
  20. 🔍 29% Benedictus esBenedictus es
  21. 🔍 29% Ecce sacerdosEcce sacerdos
  22. 🔍 28% Esto mihiEsto mihi
  23. 🔍 28% Constitues eosConstitues eos
  24. 🔍 28% Ecce sacerdosEcce sacerdos
  25. 🔍 28% Justorum animaeJustorum animae
  26. 🔍 27% VideruntViderunt
  27. 🔍 27% Benedicta es tuBenedicta es tu
  28. 🔍 27% Oravi DeumOravi Deum
  29. 🔍 27% Specie tuaSpecie tua
  30. 🔍 27% In Deo speravitIn Deo speravit
  31. 🔍 27% Bonum est confiteriBonum est confiteri
  32. 🔍 26% DominabiturDominabitur
  33. 🔍 26% ExaltentExaltent
  34. 🔍 26% Domine Dominus nosterDomine Dominus noster
  35. 🔍 26% SuscepimusSuscepimus
  36. 🔍 26% Misit DominusMisit Dominus
  37. 🔍 26% Tecum principiumTecum principium
  38. 🔍 25% Ecce advenitEcce advenit
  39. 🔍 25% Christus factus estChristus factus est
  40. 🔍 25% Ego dixiEgo dixi
  41. 🔍 25% SuscepimusSuscepimus
  42. 🔍 24% Exiit sermoExiit sermo
  43. 🔍 24% Anima nostraAnima nostra
  44. 🔍 24% Beatus vir qui timetBeatus vir qui timet
  45. 🔍 24% Omnes istiOmnes isti
  46. 🔍 24% In Deo speravitIn Deo speravit
  47. 🔍 24% EmendemusEmendemus
  48. 🔍 24% Domine non secundumDomine non secundum
  49. 🔍 24% Hodie scietisHodie scietis
  50. 🔍 24% Precatus estPrecatus est
  51. 🔍 24% Sederunt principesSederunt principes
  52. 🔍 24% Pontifex sacerdosPontifex sacerdos
  53. 🔍 24% Respice DomineRespice Domine
  54. 🔍 24% Respice DomineRespice Domine
  55. 🔍 24% Intret in conspectuIntret in conspectu
  56. 🔍 24% Anima nostraAnima nostra
  57. 🔍 24% Ex ore infantiumEx ore infantium
  58. 🔍 23% Justorum animeJustorum anime
  59. 🔍 23% Ad te levaviAd te levavi
  60. 🔍 23% Domine audiviDomine audivi
  61. 🔍 23% Terribilis estTerribilis est
  62. 🔍 23% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  63. 🔍 23% PriusquamPriusquam
  64. 🔍 23% Adorna thalamumAdorna thalamum
  65. 🔍 23% Misit DominusMisit Dominus