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% Ab ortu solisAb ortu solis
  2. 🔍 66% Sicut in holocaustisSicut in holocaustis
  3. 🔍 29% Domus meaDomus mea
  4. 🔍 29% Laetare JerusalemLaetare Jerusalem
  5. 🔍 28% A solis ortuA solis ortu
  6. 🔍 27% Multiplicata suntMultiplicata sunt
  7. 🔍 27% BenedictaBenedicta
  8. 🔍 26% Benedicite gentesBenedicite gentes
  9. 🔍 26% Gaudens gaudeboGaudens gaudebo
  10. 🔍 25% Laetabitur justusLaetabitur justus
  11. 🔍 25% Quicumque feceritQuicumque fecerit
  12. 🔍 25% Sicut in holocaustoSicut in holocausto
  13. 🔍 25% Miserere mihi... ad teMiserere mihi... ad te
  14. 🔍 25% In salutariIn salutari
  15. 🔍 25% Circumdederunt meCircumdederunt me
  16. 🔍 25% Exaudi DeusExaudi Deus
  17. 🔍 24% Verba meaVerba mea
  18. 🔍 24% Adversum meAdversum me
  19. 🔍 24% Locus isteLocus iste
  20. 🔍 23% Immittet AngelusImmittet Angelus
  21. 🔍 23% Ab ortu solisAb ortu solis
  22. 🔍 23% A solis ortuA solis ortu
  23. 🔍 23% A solis ortuA solis ortu
  24. 🔍 23% Non vos relinquamNon vos relinquam
  25. 🔍 23% Benedic anima meaBenedic anima mea
  26. 🔍 23% Miserere meiMiserere mei
  27. 🔍 23% Sicut in holocaustoSicut in holocausto
  28. 🔍 23% Ex Sion speciesEx Sion species
  29. 🔍 23% Ab ortu solisAb ortu solis
  30. 🔍 23% A solis ortuA solis ortu
  31. 🔍 22% Quinque prudentesQuinque prudentes
  32. 🔍 22% Invocabit DominumInvocabit Dominum
  33. 🔍 22% Sicut in HolocaustoSicut in Holocausto
  34. 🔍 22% Nemo te condemnavitNemo te condemnavit
  35. 🔍 22% A solis ortuA solis ortu
  36. 🔍 22% QuotiescumqueQuotiescumque
  37. 🔍 22% De fructuDe fructu
  38. 🔍 21% SederuntSederunt
  39. 🔍 21% DilexistiDilexisti
  40. 🔍 21% Ecce Dominus veniet et omnes sanctiEcce Dominus veniet et omnes sancti
  41. 🔍 21% Laudate pueriLaudate pueri
  42. 🔍 21% In medio et circuituIn medio et circuitu
  43. 🔍 21% Oratio meaOratio mea
  44. 🔍 21% Ecce DeusEcce Deus
  45. 🔍 21% Justus DominusJustus Dominus
  46. 🔍 21% Panem de caeloPanem de caelo
  47. 🔍 21% SitivitSitivit
  48. 🔍 20% Aufer a meAufer a me
  49. 🔍 20% Intret oratioIntret oratio
  50. 🔍 20% Precatus estPrecatus est
  51. 🔍 20% Circumdederunt meCircumdederunt me
  52. 🔍 20% Mihi adhaere DeoMihi adhaere Deo
  53. 🔍 20% Intellige clamoremIntellige clamorem
  54. 🔍 20% Respice in meRespice in me
  55. 🔍 20% Terribilis estTerribilis est
  56. 🔍 20% Terribilis estTerribilis est
  57. 🔍 20% Tribulationes cordisTribulationes cordis
  58. 🔍 20% Factus est (cum alleluia)Factus est (cum alleluia)
  59. 🔍 20% Servite DominoServite Domino
  60. 🔍 20% Misereris omniumMisereris omnium
  61. 🔍 20% Ultimo festivitatisUltimo festivitatis
  62. 🔍 20% Spiritus... super meSpiritus... super me
  63. 🔍 20% Factus est repenteFactus est repente
  64. 🔍 20% Factus estFactus est
  65. 🔍 20% Portas caeliPortas caeli