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% Tantum ergo XIIITantum ergo XIII
  2. 🔍 87% Tantum ergo VTantum ergo V
  3. 🔍 85% Tantum ergo VIIITantum ergo VIII
  4. 🔍 85% Tantum ergo VITantum ergo VI
  5. 🔍 81% Tantum ergo XITantum ergo XI
  6. 🔍 81% Tantum ergo (cantus V)Tantum ergo (cantus V)
  7. 🔍 80% Tantum ergo (cantus XII)Tantum ergo (cantus XII)
  8. 🔍 79% Tantum ergo. IITantum ergo. II
  9. 🔍 78% Tantum ergo ITantum ergo I
  10. 🔍 76% Tantum ergo (cantus XIII)Tantum ergo (cantus XIII)
  11. 🔍 75% Tantum ergoTantum ergo
  12. 🔍 75% Tantum ergoTantum ergo
  13. 🔍 74% Tantum ergoTantum ergo
  14. 🔍 74% Tantum ergo.Tantum ergo.
  15. 🔍 74% Tantum ergo (cantus IX)Tantum ergo (cantus IX)
  16. 🔍 73% Tantum ergo XVTantum ergo XV
  17. 🔍 72% Tantum ergo.Tantum ergo.
  18. 🔍 72% Tantum ergo IXTantum ergo IX
  19. 🔍 70% Tantum ergoTantum ergo
  20. 🔍 70% Tantum ergo VIITantum ergo VII
  21. 🔍 68% Tantum ergo XIITantum ergo XII
  22. 🔍 67% Tantum ergo IIITantum ergo III
  23. 🔍 67% Tantum ergo 15 (Pothier)Tantum ergo 15 (Pothier)
  24. 🔍 66% Tantum ergoTantum ergo
  25. 🔍 66% Tantum ergoTantum ergo
  26. 🔍 65% Tantum ergo II (Italian)Tantum ergo II (Italian)
  27. 🔍 65% Tantum ergo (cantus VIII)Tantum ergo (cantus VIII)
  28. 🔍 64% Tantum ergo IVTantum ergo IV
  29. 🔍 64% Tantum ergo 10 (Pothier)Tantum ergo 10 (Pothier)
  30. 🔍 64% Tantum ergo (cantus XI)Tantum ergo (cantus XI)
  31. 🔍 61% Tantum ergo SacramentumTantum ergo Sacramentum
  32. 🔍 60% Tantum ergo.Tantum ergo.
  33. 🔍 58% Tantum ergo (Spanish chant)Tantum ergo (Spanish chant)
  34. 🔍 58% Tantum ergo (modern chant)Tantum ergo (modern chant)
  35. 🔍 58% Tantum ergo 14 (Pothier)Tantum ergo 14 (Pothier)
  36. 🔍 54% Tantum ergo XTantum ergo X
  37. 🔍 53% Tantum ergo. MozarabTantum ergo. Mozarab
  38. 🔍 52% Tantum ergo XIVTantum ergo XIV
  39. 🔍 43% Pange lingua... CorporisPange lingua... Corporis
  40. 🔍 42% Pange lingua... CorporisPange lingua... Corporis
  41. 🔍 40% Pange lingua... CorporisPange lingua... Corporis
  42. 🔍 38% Pange lingua... CorporisPange lingua... Corporis
  43. 🔍 38% Pange lingua... CorporisPange lingua... Corporis
  44. 🔍 35% Audi benigne Conditor Audi benigne Conditor
  45. 🔍 35% Te DeumTe Deum
  46. 🔍 35% Te DeumTe Deum
  47. 🔍 35% Te DeumTe Deum
  48. 🔍 34% Audi Benigne ConditorAudi Benigne Conditor
  49. 🔍 34% Audi benigne conditorAudi benigne conditor
  50. 🔍 33% Audi benigne ConditorAudi benigne Conditor
  51. 🔍 33% Te Matrem laudamusTe Matrem laudamus
  52. 🔍 32% Hymnus Te DeumHymnus Te Deum
  53. 🔍 32% Te CatharinaTe Catharina
  54. 🔍 32% Audi benigne ConditorAudi benigne Conditor
  55. 🔍 32% Audi benigne ConditorAudi benigne Conditor
  56. 🔍 32% Te Deum (sec. mor. Rom.)Te Deum (sec. mor. Rom.)
  57. 🔍 32% Audi benigne ConditorAudi benigne Conditor
  58. 🔍 32% Te DeumTe Deum
  59. 🔍 32% Te Deum (sec. mor. Rom)Te Deum (sec. mor. Rom)
  60. 🔍 32% Te Deum laudamus (tonus solemnis)Te Deum laudamus (tonus solemnis)
  61. 🔍 32% Te Deum (tonus monasticus)Te Deum (tonus monasticus)
  62. 🔍 31% O lux beata CaelitumO lux beata Caelitum
  63. 🔍 31% Salvete Christi vulneraSalvete Christi vulnera
  64. 🔍 31% Salvete Christi vulneraSalvete Christi vulnera
  65. 🔍 31% Verbum bonum et suaveVerbum bonum et suave