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% Locus isteLocus iste
  2. 🔍 58% Locus isteLocus iste
  3. 🔍 48% Locus isteLocus iste
  4. 🔍 39% Locus isteLocus iste
  5. 🔍 37% Ecce sacerdosEcce sacerdos
  6. 🔍 36% Pacifice loquebanturPacifice loquebantur
  7. 🔍 36% Exiit sermoExiit sermo
  8. 🔍 32% Justus cum cecideritJustus cum ceciderit
  9. 🔍 32% Protector nosterProtector noster
  10. 🔍 32% In Deo speravitIn Deo speravit
  11. 🔍 32% Christus factus estChristus factus est
  12. 🔍 31% Christus factus estChristus factus est
  13. 🔍 31% Sederunt principesSederunt principes
  14. 🔍 30% Tollite hostiasTollite hostias
  15. 🔍 29% Vindica DomineVindica Domine
  16. 🔍 29% Propitius estoPropitius esto
  17. 🔍 29% Omnes istiOmnes isti
  18. 🔍 27% Relinqui domumRelinqui domum
  19. 🔍 27% Esto mihiEsto mihi
  20. 🔍 27% Domine Dominus nosterDomine Dominus noster
  21. 🔍 27% Unam petii... BeatiUnam petii... Beati
  22. 🔍 27% Convertere DomineConvertere Domine
  23. 🔍 25% Beatus vir qui timetBeatus vir qui timet
  24. 🔍 25% Pontifex sacerdosPontifex sacerdos
  25. 🔍 24% Omnes de SabaOmnes de Saba
  26. 🔍 23% Suscepimus DeusSuscepimus Deus
  27. 🔍 23% Protector nosterProtector noster
  28. 🔍 22% Christus factus estChristus factus est
  29. 🔍 22% Unam petii... BeatiUnam petii... Beati
  30. 🔍 22% Ego sapientiaEgo sapientia
  31. 🔍 22% Beatus vir qui timetBeatus vir qui timet
  32. 🔍 22% In Deo speravitIn Deo speravit
  33. 🔍 22% Vindica DomineVindica Domine
  34. 🔍 22% Sederunt principesSederunt principes
  35. 🔍 22% Unam petii... Ut... visitemUnam petii... Ut... visitem
  36. 🔍 22% Spiritus DominiSpiritus Domini
  37. 🔍 22% Justi decantaveruntJusti decantaverunt
  38. 🔍 21% Propitius estoPropitius esto
  39. 🔍 21% Qui operatus estQui operatus est
  40. 🔍 21% Adjuvabit eamAdjuvabit eam
  41. 🔍 21% Vultum tuum... AfferenturVultum tuum... Afferentur
  42. 🔍 21% Exaudi DeusExaudi Deus
  43. 🔍 21% Electi meiElecti mei
  44. 🔍 21% Electi meiElecti mei
  45. 🔍 21% Pacifice loquebanturPacifice loquebantur
  46. 🔍 21% PriusquamPriusquam
  47. 🔍 20% Respice DomineRespice Domine
  48. 🔍 20% Nova bellaNova bella
  49. 🔍 20% Viderunt omnesViderunt omnes
  50. 🔍 20% Ecce sacerdosEcce sacerdos
  51. 🔍 20% Protector nosterProtector noster
  52. 🔍 20% In me gratiaIn me gratia
  53. 🔍 20% Sederunt principesSederunt principes
  54. 🔍 20% In Deo speravitIn Deo speravit
  55. 🔍 20% Christus factus estChristus factus est
  56. 🔍 20% Terribilis estTerribilis est
  57. 🔍 20% Precatus estPrecatus est
  58. 🔍 20% DominabiturDominabitur
  59. 🔍 20% Dilectus meusDilectus meus
  60. 🔍 20% Justorum animeJustorum anime
  61. 🔍 20% DominabiturDominabitur
  62. 🔍 20% Omnes de SabaOmnes de Saba
  63. 🔍 19% Propitius esto (Grad.)Propitius esto (Grad.)
  64. 🔍 19% Convertere DomineConvertere Domine
  65. 🔍 19% Laetabitur justusLaetabitur justus