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% Crastina dieCrastina die
  2. 🔍 71% Benedictus esBenedictus es
  3. 🔍 65% Crastina dieCrastina die
  4. 🔍 64% Tanto temporeTanto tempore
  5. 🔍 55% Crastina dieCrastina die
  6. 🔍 53% Crastina dieCrastina die
  7. 🔍 50% Benedictus esBenedictus es
  8. 🔍 50% Benedictus esBenedictus es
  9. 🔍 49% Tanto tempore vobiscum sum (All.)Tanto tempore vobiscum sum (All.)
  10. 🔍 47% Sapientiam ipsorumSapientiam ipsorum
  11. 🔍 46% Tu es Petrus (Alleluia)Tu es Petrus (Alleluia)
  12. 🔍 30% Post dies octoPost dies octo
  13. 🔍 29% Ave Rex nosterAve Rex noster
  14. 🔍 27% CoeperuntCoeperunt
  15. 🔍 26% Dum venerit ParaclitusDum venerit Paraclitus
  16. 🔍 25% The Reproaches (2)The Reproaches (2)
  17. 🔍 25% Misericordia DominiMisericordia Domini
  18. 🔍 25% Reges TharsisReges Tharsis
  19. 🔍 25% Attende caelumAttende caelum
  20. 🔍 25% HosannaHosanna
  21. 🔍 25% QuotiescumqueQuotiescumque
  22. 🔍 25% Justorum animaeJustorum animae
  23. 🔍 25% EmendemusEmendemus
  24. 🔍 25% Pueri Hebraeorum 2Pueri Hebraeorum 2
  25. 🔍 24% ObtuleruntObtulerunt
  26. 🔍 24% Dominus regnavit exsultetDominus regnavit exsultet
  27. 🔍 24% Beatus vir qui timetBeatus vir qui timet
  28. 🔍 24% Crastina dieCrastina die
  29. 🔍 24% Benedictus DominusBenedictus Dominus
  30. 🔍 24% Vera fidesVera fides
  31. 🔍 24% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  32. 🔍 23% Gloria (Introits tone 2)Gloria (Introits tone 2)
  33. 🔍 23% ProtegeProtege
  34. 🔍 23% Factus estFactus est
  35. 🔍 23% Spiritus quiSpiritus qui
  36. 🔍 23% Vinea facta estVinea facta est
  37. 🔍 23% Domini est terraDomini est terra
  38. 🔍 23% Adorna thalamumAdorna thalamum
  39. 🔍 23% RevelabiturRevelabitur
  40. 🔍 23% GloriaGloria
  41. 🔍 23% Aqua sapientiaeAqua sapientiae
  42. 🔍 23% Gloria (Introits tone 6)Gloria (Introits tone 6)
  43. 🔍 22% Timebunt gentesTimebunt gentes
  44. 🔍 22% Adjuvabit eamAdjuvabit eam
  45. 🔍 22% Hodie scietisHodie scietis
  46. 🔍 22% Spiritus DominiSpiritus Domini
  47. 🔍 22% Protexisti meProtexisti me
  48. 🔍 22% The Reproaches (8)The Reproaches (8)
  49. 🔍 22% Ave MariaAve Maria
  50. 🔍 22% In die resurrectionisIn die resurrectionis
  51. 🔍 22% Os justiOs justi
  52. 🔍 22% Invocabit meInvocabit me
  53. 🔍 22% Emitte SpiritumEmitte Spiritum
  54. 🔍 22% Post dies octoPost dies octo
  55. 🔍 22% Qui habitatQui habitat
  56. 🔍 22% Dicit DominusDicit Dominus
  57. 🔍 22% SedebitSedebit
  58. 🔍 22% Dominus in SinaDominus in Sina
  59. 🔍 21% Omnes de SabaOmnes de Saba
  60. 🔍 21% Viderunt omnesViderunt omnes
  61. 🔍 21% Audi filiaAudi filia
  62. 🔍 21% Emitte SpiritumEmitte Spiritum
  63. 🔍 21% ConcepcioConcepcio
  64. 🔍 21% Vos qui secuti ... dicitVos qui secuti ... dicit
  65. 🔍 21% Benedicta sit sanctaBenedicta sit sancta