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% Gloria VIGloria VI
  2. 🔍 66% Gloria IIIGloria III
  3. 🔍 65% Gloria XGloria X
  4. 🔍 63% Gloria IIGloria II
  5. 🔍 63% Gloria XIIIGloria XIII
  6. 🔍 62% Gloria XIIGloria XII
  7. 🔍 62% Gloria VIIGloria VII
  8. 🔍 60% Gloria VGloria V
  9. 🔍 60% Gloria XIGloria XI
  10. 🔍 59% Gloria XVGloria XV
  11. 🔍 58% Gloria IVGloria IV
  12. 🔍 58% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  13. 🔍 57% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  14. 🔍 57% Gloria VGloria V
  15. 🔍 57% Gloria XIIIGloria XIII
  16. 🔍 55% Gloria IGloria I
  17. 🔍 55% Gloria VIGloria VI
  18. 🔍 55% Gloria XIVGloria XIV
  19. 🔍 54% Gloria IGloria I
  20. 🔍 54% Gloria VGloria V
  21. 🔍 54% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  22. 🔍 54% Gloria (Missa secundi Toni)Gloria (Missa secundi Toni)
  23. 🔍 53% Gloria IXGloria IX
  24. 🔍 53% Gloria I.Gloria I.
  25. 🔍 53% Gloria IIIGloria III
  26. 🔍 52% Gloria XV (forma ordinaria)Gloria XV (forma ordinaria)
  27. 🔍 51% Gloria Missa RegiaGloria Missa Regia
  28. 🔍 50% Gloria Missa RegiaGloria Missa Regia
  29. 🔍 50% Gloria IIGloria II
  30. 🔍 49% Gloria (Missa Regia I)Gloria (Missa Regia I)
  31. 🔍 49% Gloria IGloria I
  32. 🔍 49% Gloria VIIIGloria VIII
  33. 🔍 48% Gloria XIGloria XI
  34. 🔍 47% Gloria IIGloria II
  35. 🔍 47% Gloria (Ambrosian)Gloria (Ambrosian)
  36. 🔍 45% Gloria (ad lib.) I.Gloria (ad lib.) I.
  37. 🔍 44% Gloria IVGloria IV
  38. 🔍 43% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  39. 🔍 43% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  40. 🔍 43% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  41. 🔍 42% Te Deum (tonus solemnis)Te Deum (tonus solemnis)
  42. 🔍 42% Te Deum (Solemn tone)Te Deum (Solemn tone)
  43. 🔍 42% Te Matrem laudamusTe Matrem laudamus
  44. 🔍 41% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  45. 🔍 41% Hymnus Te DeumHymnus Te Deum
  46. 🔍 41% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  47. 🔍 41% Te DeumTe Deum
  48. 🔍 41% Gloria IIGloria II
  49. 🔍 41% Te DeumTe Deum
  50. 🔍 41% Te DeumTe Deum
  51. 🔍 41% Te DeumTe Deum
  52. 🔍 39% Gloria VGloria V
  53. 🔍 39% Legis sacrataeLegis sacratae
  54. 🔍 39% Gloria (ad lib.) II.Gloria (ad lib.) II.
  55. 🔍 38% Ex more docti mysticoEx more docti mystico
  56. 🔍 37% Venite exultemus IV GVenite exultemus IV G
  57. 🔍 37% EmendemusEmendemus
  58. 🔍 37% Felix per omnesFelix per omnes
  59. 🔍 37% Agnus XIVAgnus XIV
  60. 🔍 36% Emendemus in meliusEmendemus in melius
  61. 🔍 36% A solis ortusA solis ortus
  62. 🔍 36% Quod chorus vatumQuod chorus vatum
  63. 🔍 36% Adoramus te Christe (Tract)Adoramus te Christe (Tract)
  64. 🔍 36% Domine non secundumDomine non secundum
  65. 🔍 36% Te Deum (Simple tone)Te Deum (Simple tone)