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 πŸ” to find similarities to the given chant.

  1. πŸ” 100% Iste Confessor (Conf. not Bishop) 8Iste Confessor (Conf. not Bishop) 8
  2. πŸ” 79% Iste Confessor (Conf. not Bishop)Iste Confessor (Conf. not Bishop)
  3. πŸ” 79% Iste Confessor (Conf. not Bishop) 5Iste Confessor (Conf. not Bishop) 5
  4. πŸ” 79% Iste Confessorum Domini (Stig. Francisci)Iste Confessorum Domini (Stig. Francisci)
  5. πŸ” 77% Iste Confessor (Impr. Stigmatum)Iste Confessor (Impr. Stigmatum)
  6. πŸ” 76% Iste Confessor (Conf. Bishop) 3Iste Confessor (Conf. Bishop) 3
  7. πŸ” 76% Iste Confessor (Conf. Bishop) 4Iste Confessor (Conf. Bishop) 4
  8. πŸ” 75% Iste Confessor (Conf. Bishop) (another chant) (2)Iste Confessor (Conf. Bishop) (another chant) (2)
  9. πŸ” 72% Iste Confessor (Conf. Bishop) 2Iste Confessor (Conf. Bishop) 2
  10. πŸ” 72% Iste Confessor (Conf. Bishop)Iste Confessor (Conf. Bishop)
  11. πŸ” 72% Iste Confessor (Conf. Bishop) 1Iste Confessor (Conf. Bishop) 1
  12. πŸ” 70% Iste Confessor (Conf. Bishop) (another chant)Iste Confessor (Conf. Bishop) (another chant)
  13. πŸ” 66% Iste Confessorum Domini (in Feriis secundis)Iste Confessorum Domini (in Feriis secundis)
  14. πŸ” 66% Iste Confessorum Domini (in Dominicis)Iste Confessorum Domini (in Dominicis)
  15. πŸ” 63% Iste Confessor (Conf. not Bishop) 7Iste Confessor (Conf. not Bishop) 7
  16. πŸ” 63% Iste Confessorum Domini (in Feriis tertiis)Iste Confessorum Domini (in Feriis tertiis)
  17. πŸ” 63% Iste Confessorum Domini (ad libitum)Iste Confessorum Domini (ad libitum)
  18. πŸ” 63% Iste Confessorum Domini (in Feriis quintis)Iste Confessorum Domini (in Feriis quintis)
  19. πŸ” 61% Iste Confessorum Domini (in Feriis quartis)Iste Confessorum Domini (in Feriis quartis)
  20. πŸ” 50% Iste Confessorum Domini (in Sabbato)Iste Confessorum Domini (in Sabbato)
  21. πŸ” 48% Iste confessor (III)Iste confessor (III)
  22. πŸ” 47% Iste confessor (II)Iste confessor (II)
  23. πŸ” 46% Iste Confessor (Conf. not Bishop) 6Iste Confessor (Conf. not Bishop) 6
  24. πŸ” 45% Iste Confessor (Conf. not Bishop) (another chant)Iste Confessor (Conf. not Bishop) (another chant)
  25. πŸ” 44% Iste Confessor (Conf Pont in Duplicibus Minoribus)Iste Confessor (Conf Pont in Duplicibus Minoribus)
  26. πŸ” 43% Iste Confessor (Conf Pont in Duplicibus Majoribus)Iste Confessor (Conf Pont in Duplicibus Majoribus)
  27. πŸ” 42% Iste Confessorum Domini (in Feriis sextis)Iste Confessorum Domini (in Feriis sextis)
  28. πŸ” 42% Iste Confessor (Pro Doctoribus)Iste Confessor (Pro Doctoribus)
  29. πŸ” 37% Iste confessor (I)Iste confessor (I)
  30. πŸ” 37% Iste Confessor (Conf non Pont in Duplicibus Minoribus)Iste Confessor (Conf non Pont in Duplicibus Minoribus)
  31. πŸ” 37% Iste Confessor (Conf non Pont in Duplicibus Minoribus) (Si non est dies obitus)Iste Confessor (Conf non Pont in Duplicibus Minoribus) (Si non est dies obitus)
  32. πŸ” 36% Virgo quae nostrisVirgo quae nostris
  33. πŸ” 34% Iste confessor (IIa)Iste confessor (IIa)
  34. πŸ” 33% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  35. πŸ” 33% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  36. πŸ” 32% Passio DNJC secundum MarcumPassio DNJC secundum Marcum
  37. πŸ” 32% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  38. πŸ” 32% Exsultet iam angelicaExsultet iam angelica
  39. πŸ” 32% Passio Domini nostri Jesu Christi secundum Lucam - ANNO CPassio Domini nostri Jesu Christi secundum Lucam - ANNO C
  40. πŸ” 31% Deus, qui potestΓ‘teDeus, qui potestΓ‘te
  41. πŸ” 31% Passio Domini nostri Jesu Christi secundum Matthaeum - ANNO APassio Domini nostri Jesu Christi secundum Matthaeum - ANNO A
  42. πŸ” 31% Passio Domini nostri Jesu Christi secundum Marcum - ANNO BPassio Domini nostri Jesu Christi secundum Marcum - ANNO B
  43. πŸ” 31% Verbum salutis omniumVerbum salutis omnium
  44. πŸ” 31% Ave Virgo nobilisAve Virgo nobilis
  45. πŸ” 30% Verbum salutis omniumVerbum salutis omnium
  46. πŸ” 30% Benedicta semperBenedicta semper
  47. πŸ” 29% Inclytos ChristiInclytos Christi
  48. πŸ” 29% Quis olimQuis olim
  49. πŸ” 29% Omni die dic MariΓ¦Omni die dic MariΓ¦
  50. πŸ” 29% Inclitos Christi famulosInclitos Christi famulos
  51. πŸ” 29% Inclitus pastorInclitus pastor
  52. πŸ” 28% Adoro te devoteAdoro te devote
  53. πŸ” 28% Te Deum (Simple tone)Te Deum (Simple tone)
  54. πŸ” 28% Petre sol terrisPetre sol terris
  55. πŸ” 28% Te Deum laudamus (tonus simplex)Te Deum laudamus (tonus simplex)
  56. πŸ” 27% Lauda SionLauda Sion
  57. πŸ” 27% Exsultet jam AngelicaExsultet jam Angelica
  58. πŸ” 27% Te DeumTe Deum
  59. πŸ” 27% Martyrum virtusMartyrum virtus
  60. πŸ” 27% Omnis expertemOmnis expertem
  61. πŸ” 27% Iste ConfessorIste Confessor
  62. πŸ” 27% Te DeumTe Deum
  63. πŸ” 27% Praefatio ferialis de sancto Ioseph Sponso B. M. V.Praefatio ferialis de sancto Ioseph Sponso B. M. V.
  64. πŸ” 27% Omnis expertem maculaeOmnis expertem maculae
  65. πŸ” 27% Hymnus Te DeumHymnus Te Deum