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% Tantum ergo 10 (Pothier)Tantum ergo 10 (Pothier)
  2. 🔍 84% Tantum ergo 15 (Pothier)Tantum ergo 15 (Pothier)
  3. 🔍 78% Tantum ergo 14 (Pothier)Tantum ergo 14 (Pothier)
  4. 🔍 67% Tantum ergo XITantum ergo XI
  5. 🔍 66% Tantum ergo (cantus XIII)Tantum ergo (cantus XIII)
  6. 🔍 66% Tantum ergoTantum ergo
  7. 🔍 66% Tantum ergoTantum ergo
  8. 🔍 65% Tantum ergo VIIITantum ergo VIII
  9. 🔍 64% Tantum ergo VITantum ergo VI
  10. 🔍 64% Tantum ergo. IITantum ergo. II
  11. 🔍 64% Tantum ergo XIIITantum ergo XIII
  12. 🔍 64% Tantum ergo (cantus XII)Tantum ergo (cantus XII)
  13. 🔍 64% Tantum ergo (cantus V)Tantum ergo (cantus V)
  14. 🔍 64% Tantum ergo IXTantum ergo IX
  15. 🔍 63% Tantum ergo ITantum ergo I
  16. 🔍 63% Tantum ergoTantum ergo
  17. 🔍 63% Tantum ergo.Tantum ergo.
  18. 🔍 63% Tantum ergo (cantus IX)Tantum ergo (cantus IX)
  19. 🔍 63% Tantum ergo XIITantum ergo XII
  20. 🔍 62% Tantum ergo VTantum ergo V
  21. 🔍 62% Tantum ergo SacramentumTantum ergo Sacramentum
  22. 🔍 62% Tantum ergo.Tantum ergo.
  23. 🔍 61% Tantum ergoTantum ergo
  24. 🔍 60% Tantum ergo (cantus VIII)Tantum ergo (cantus VIII)
  25. 🔍 60% Tantum ergo VIITantum ergo VII
  26. 🔍 59% Tantum ergo (cantus XI)Tantum ergo (cantus XI)
  27. 🔍 59% Tantum ergo IIITantum ergo III
  28. 🔍 58% Tantum ergoTantum ergo
  29. 🔍 58% Tantum ergo XVTantum ergo XV
  30. 🔍 57% Tantum ergoTantum ergo
  31. 🔍 56% Tantum ergo II (Italian)Tantum ergo II (Italian)
  32. 🔍 55% Tantum ergo (modern chant)Tantum ergo (modern chant)
  33. 🔍 54% Tantum ergo XTantum ergo X
  34. 🔍 53% Tantum ergo IVTantum ergo IV
  35. 🔍 52% Tantum ergo (Spanish chant)Tantum ergo (Spanish chant)
  36. 🔍 51% Tantum ergo.Tantum ergo.
  37. 🔍 49% Tantum ergo. MozarabTantum ergo. Mozarab
  38. 🔍 42% Tantum ergo XIVTantum ergo XIV
  39. 🔍 41% Pange lingua... CorporisPange lingua... Corporis
  40. 🔍 41% Pange lingua... CorporisPange lingua... Corporis
  41. 🔍 40% Pange lingua... CorporisPange lingua... Corporis
  42. 🔍 39% Pange lingua... CorporisPange lingua... Corporis
  43. 🔍 36% Pange lingua... CorporisPange lingua... Corporis
  44. 🔍 30% Angularis fundamentumAngularis fundamentum
  45. 🔍 30% Legis sacrataeLegis sacratae
  46. 🔍 30% Angularis fundamentumAngularis fundamentum
  47. 🔍 29% En martyris LaurentiiEn martyris Laurentii
  48. 🔍 28% Felix per omnesFelix per omnes
  49. 🔍 28% Ex more docti mysticoEx more docti mystico
  50. 🔍 28% Te Deum PatremTe Deum Patrem
  51. 🔍 28% Ternis ter horisTernis ter horis
  52. 🔍 28% Iam ChristusIam Christus
  53. 🔍 28% Salvete Christi vulneraSalvete Christi vulnera
  54. 🔍 27% Caelitum IosephCaelitum Ioseph
  55. 🔍 27% Hymnus Te DeumHymnus Te Deum
  56. 🔍 27% Summi Parentis FilioSummi Parentis Filio
  57. 🔍 27% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  58. 🔍 27% Te DeumTe Deum
  59. 🔍 27% Quodcumque vinclisQuodcumque vinclis
  60. 🔍 27% Te DeumTe Deum
  61. 🔍 27% Jesu nostra redemptioJesu nostra redemptio
  62. 🔍 26% Festum celebre martyrisFestum celebre martyris
  63. 🔍 26% Jam lucis orto sidere (In Quadragesima)Jam lucis orto sidere (In Quadragesima)
  64. 🔍 26% Jam Christus astraJam Christus astra
  65. 🔍 26% Caelitum JosephCaelitum Joseph