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 III (more ambrosiano)Gloria III (more ambrosiano)
  2. 🔍 62% Gloria IGloria I
  3. 🔍 59% Gloria IVGloria IV
  4. 🔍 57% Gloria XV (forma ordinaria)Gloria XV (forma ordinaria)
  5. 🔍 56% Gloria VGloria V
  6. 🔍 56% Gloria XIIIGloria XIII
  7. 🔍 54% Gloria VIGloria VI
  8. 🔍 53% Gloria (Ambrosian)Gloria (Ambrosian)
  9. 🔍 53% Gloria IIGloria II
  10. 🔍 52% Gloria XVGloria XV
  11. 🔍 51% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  12. 🔍 50% Gloria (Missa secundi Toni)Gloria (Missa secundi Toni)
  13. 🔍 50% Gloria XIIGloria XII
  14. 🔍 49% Gloria IX (forma ordinaria)Gloria IX (forma ordinaria)
  15. 🔍 48% Gloria (Missa Regia I)Gloria (Missa Regia I)
  16. 🔍 47% Gloria XGloria X
  17. 🔍 46% Gloria IIIGloria III
  18. 🔍 45% Gloria VGloria V
  19. 🔍 44% Gloria XIGloria XI
  20. 🔍 44% Gloria Missa RegiaGloria Missa Regia
  21. 🔍 44% Gloria XI (forma ordinaria)Gloria XI (forma ordinaria)
  22. 🔍 44% Gloria Missa RegiaGloria Missa Regia
  23. 🔍 44% Gloria IIIGloria III
  24. 🔍 43% Gloria XIGloria XI
  25. 🔍 43% Gloria VGloria V
  26. 🔍 43% Gloria IIGloria II
  27. 🔍 43% Gloria VIIIGloria VIII
  28. 🔍 42% Gloria XIIIGloria XIII
  29. 🔍 42% Gloria VIIGloria VII
  30. 🔍 41% Gloria IGloria I
  31. 🔍 40% Gloria XIVGloria XIV
  32. 🔍 40% Gloria IGloria I
  33. 🔍 38% Gloria IXGloria IX
  34. 🔍 37% Gloria IIGloria II
  35. 🔍 36% Tibi Christe splendor PatrisTibi Christe splendor Patris
  36. 🔍 35% Gloria VIGloria VI
  37. 🔍 34% Sanctus III (more ambrosiano)Sanctus III (more ambrosiano)
  38. 🔍 34% Gloria IVGloria IV
  39. 🔍 33% Agnus Dei III (more ambrosiano)Agnus Dei III (more ambrosiano)
  40. 🔍 33% Hymnus Te DeumHymnus Te Deum
  41. 🔍 33% Te DeumTe Deum
  42. 🔍 32% Te DeumTe Deum
  43. 🔍 32% Gabrielem veneremurGabrielem veneremur
  44. 🔍 32% Gloria IIGloria II
  45. 🔍 32% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  46. 🔍 32% Gloria (ad lib.) I.Gloria (ad lib.) I.
  47. 🔍 32% Gloria I.Gloria I.
  48. 🔍 30% Credo IV (more ambrosiano)Credo IV (more ambrosiano)
  49. 🔍 28% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  50. 🔍 28% Praefatio ferialis de Ecclesiae DedicationePraefatio ferialis de Ecclesiae Dedicatione
  51. 🔍 28% Te DeumTe Deum
  52. 🔍 28% Te Deum (Simple tone)Te Deum (Simple tone)
  53. 🔍 28% Gloria XIXGloria XIX
  54. 🔍 28% Ave Regis AngelorumAve Regis Angelorum
  55. 🔍 28% Credo IICredo II
  56. 🔍 28% Te DeumTe Deum
  57. 🔍 28% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  58. 🔍 28% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  59. 🔍 28% Exsultet iam angelicaExsultet iam angelica
  60. 🔍 27% Hymnus Te DeumHymnus Te Deum
  61. 🔍 27% Gloria VGloria V
  62. 🔍 27% Tibi Christe splendor PatrisTibi Christe splendor Patris
  63. 🔍 26% Agnus Dei IAgnus Dei I
  64. 🔍 26% Agnus Dei VAgnus Dei V
  65. 🔍 26% Agnus Dei VAgnus Dei V