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% Ps. 23 Domini est terraPs. 23 Domini est terra
  2. 🔍 65% Domini est terra (Ps.23 - Textus antiquus)Domini est terra (Ps.23 - Textus antiquus)
  3. 🔍 58% Domini est terra (Ps. 23 - novam int.lat.)Domini est terra (Ps. 23 - novam int.lat.)
  4. 🔍 41% Ps. 67 Exsurgit Deus (for Ascension C)Ps. 67 Exsurgit Deus (for Ascension C)
  5. 🔍 41% Cantate DominoCantate Domino
  6. 🔍 40% Domini est terraDomini est terra
  7. 🔍 38% Ps. 77 Attendite (for Ascension A)Ps. 77 Attendite (for Ascension A)
  8. 🔍 38% Preces vespertinae (french)Preces vespertinae (french)
  9. 🔍 37% Preces vespertinae Initia (french)Preces vespertinae Initia (french)
  10. 🔍 36% Psalmus 71Psalmus 71
  11. 🔍 36% Psalmus 125Psalmus 125
  12. 🔍 36% Deus iudiciumDeus iudicium
  13. 🔍 33% Ps. 117 Confitemini DominoPs. 117 Confitemini Domino
  14. 🔍 33% Dixit Dominus (Ps. 109, 1g)Dixit Dominus (Ps. 109, 1g)
  15. 🔍 33% Ps. 117 Confitemini Domino (Dominica Resurrectionis)Ps. 117 Confitemini Domino (Dominica Resurrectionis)
  16. 🔍 32% Psalm 109 (Dixit Dominus) (Tone 1.f)Psalm 109 (Dixit Dominus) (Tone 1.f)
  17. 🔍 32% Psalmus 127Psalmus 127
  18. 🔍 31% Hodie scietisHodie scietis
  19. 🔍 31% Omnes gentes (Ps.46 - Textus antiquus)Omnes gentes (Ps.46 - Textus antiquus)
  20. 🔍 31% Hodie scietisHodie scietis
  21. 🔍 31% Toni Evangelii CToni Evangelii C
  22. 🔍 30% Psalmus 24Psalmus 24
  23. 🔍 30% Psalmus 84 APsalmus 84 A
  24. 🔍 29% Hodie scietisHodie scietis
  25. 🔍 28% Por suasPor suas
  26. 🔍 28% Por suasPor suas
  27. 🔍 28% Por suasPor suas
  28. 🔍 28% Por suasPor suas
  29. 🔍 28% Por suasPor suas
  30. 🔍 28% Por suasPor suas
  31. 🔍 28% Por suasPor suas
  32. 🔍 28% Por suasPor suas
  33. 🔍 28% Psalmus 2Psalmus 2
  34. 🔍 28% Omnes gentes, plaudite manibus (nova lat.)Omnes gentes, plaudite manibus (nova lat.)
  35. 🔍 28% Ps. 21 Deus DeusPs. 21 Deus Deus
  36. 🔍 28% Psalmus 95Psalmus 95
  37. 🔍 27% MulierMulier
  38. 🔍 27% Psalmus 24Psalmus 24
  39. 🔍 27% Toni Evangelii BToni Evangelii B
  40. 🔍 26% Canticum IsaiaeCanticum Isaiae
  41. 🔍 25% Prex eucharisticaPrex eucharistica
  42. 🔍 25% Ps. 22 Dominus Pascit mePs. 22 Dominus Pascit me
  43. 🔍 25% Psalmus 23 1-2 e 7-10Psalmus 23 1-2 e 7-10
  44. 🔍 25% Domini est terraDomini est terra
  45. 🔍 24% Qui de terra estQui de terra est
  46. 🔍 24% Ps. 33 Benedicam Dominum (for Ascension B)Ps. 33 Benedicam Dominum (for Ascension B)
  47. 🔍 24% Benedic anima (Ps.103 - Textus antiquus)Benedic anima (Ps.103 - Textus antiquus)
  48. 🔍 23% Domini est terra (Resp.)Domini est terra (Resp.)
  49. 🔍 22% Misericordias DominiMisericordias Domini
  50. 🔍 22% Psalmus 95Psalmus 95
  51. 🔍 22% Psalmus 45Psalmus 45
  52. 🔍 22% Beatus vir (Ps. 111, 7a)Beatus vir (Ps. 111, 7a)
  53. 🔍 22% Pueri Hebraeorum portantesPueri Hebraeorum portantes
  54. 🔍 21% Ave Virgo MariaAve Virgo Maria
  55. 🔍 21% Deus judicium (Ps.71 - Textus antiquus)Deus judicium (Ps.71 - Textus antiquus)
  56. 🔍 21% Psalmus 97Psalmus 97
  57. 🔍 21% Psalmus 18 APsalmus 18 A
  58. 🔍 20% Fecit nos DeoFecit nos Deo
  59. 🔍 20% Psalmus 77Psalmus 77
  60. 🔍 20% Pai NossoPai Nosso
  61. 🔍 20% Laudate Dominum (Ps.150 - Textus antiquus)Laudate Dominum (Ps.150 - Textus antiquus)
  62. 🔍 20% Psalmus 118Psalmus 118
  63. 🔍 20% Psalmus 23(24)7-10 Psalmus 23(24)7-10
  64. 🔍 20% Ubi caritas est veraUbi caritas est vera
  65. 🔍 20% Tonus ETonus E