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% Valde mirabilisValde mirabilis
  2. 🔍 64% Valde mirabilisValde mirabilis
  3. 🔍 25% Gloriosa dicta... MariaGloriosa dicta... Maria
  4. 🔍 24% ExsultavitExsultavit
  5. 🔍 24% Gloriosa dicta... MariaGloriosa dicta... Maria
  6. 🔍 23% Mitte manum... alleluiaMitte manum... alleluia
  7. 🔍 23% Optimam partemOptimam partem
  8. 🔍 21% Tu es, DomineTu es, Domine
  9. 🔍 21% Spiritus estSpiritus est
  10. 🔍 21% Ave Maria... et benedictusAve Maria... et benedictus
  11. 🔍 21% Potens esPotens es
  12. 🔍 21% Dixit JesusDixit Jesus
  13. 🔍 21% Optimam partemOptimam partem
  14. 🔍 21% Dico autem vobisDico autem vobis
  15. 🔍 21% Posuisti Domine (Off.)Posuisti Domine (Off.)
  16. 🔍 20% Dicite in gentibusDicite in gentibus
  17. 🔍 20% Et valde maneEt valde mane
  18. 🔍 20% Lux aeternaLux aeterna
  19. 🔍 20% Et valde maneEt valde mane
  20. 🔍 20% Qui sunt hi sermonesQui sunt hi sermones
  21. 🔍 20% Dico autem vobisDico autem vobis
  22. 🔍 20% Similitudo quattuorSimilitudo quattuor
  23. 🔍 20% Mitte manumMitte manum
  24. 🔍 20% Et valde maneEt valde mane
  25. 🔍 20% Et valde maneEt valde mane
  26. 🔍 19% Stetit JesusStetit Jesus
  27. 🔍 19% Tu Domine servabisTu Domine servabis
  28. 🔍 19% Spiritus estSpiritus est
  29. 🔍 19% Simile estSimile est
  30. 🔍 19% AlleluiaAlleluia
  31. 🔍 19% Et valde maneEt valde mane
  32. 🔍 19% Spiritus SanctusSpiritus Sanctus
  33. 🔍 19% OstendeOstende
  34. 🔍 19% PosueruntPosuerunt
  35. 🔍 19% Valde honorandus estValde honorandus est
  36. 🔍 19% Modicum et non videbitis meModicum et non videbitis me
  37. 🔍 19% In omnem terramIn omnem terram
  38. 🔍 19% MirabilisMirabilis
  39. 🔍 19% Optimam partem... BronislavaOptimam partem... Bronislava
  40. 🔍 19% Jacob autemJacob autem
  41. 🔍 19% ModicumModicum
  42. 🔍 19% Dilectus meusDilectus meus
  43. 🔍 19% In salutariIn salutari
  44. 🔍 19% AccipiteAccipite
  45. 🔍 19% Valde honorandus estValde honorandus est
  46. 🔍 19% Et audientes discipuliEt audientes discipuli
  47. 🔍 18% Quae est istaQuae est ista
  48. 🔍 18% Mitte manum... alleluiaMitte manum... alleluia
  49. 🔍 18% Erit vobisErit vobis
  50. 🔍 18% Tu dominarisTu dominaris
  51. 🔍 18% Misericordia DominiMisericordia Domini
  52. 🔍 18% Si quis sititSi quis sitit
  53. 🔍 18% Alleluia Omnes GentesAlleluia Omnes Gentes
  54. 🔍 18% Ostende mihiOstende mihi
  55. 🔍 18% Gloria VIIGloria VII
  56. 🔍 18% Eduxit eosEduxit eos
  57. 🔍 18% Dicite in gentibusDicite in gentibus
  58. 🔍 18% Jacob autem (Com.)Jacob autem (Com.)
  59. 🔍 18% Hoc corpusHoc corpus
  60. 🔍 18% Tu puerTu puer
  61. 🔍 18% Jubilate DeoJubilate Deo
  62. 🔍 18% Hoc corpusHoc corpus
  63. 🔍 18% Factus es spes meaFactus es spes mea
  64. 🔍 18% Justi epulenturJusti epulentur
  65. 🔍 18% ModicumModicum