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% Emitte Spiritum (altera melodia)Emitte Spiritum (altera melodia)
  2. 🔍 46% Laudate Dominum omnes gentesLaudate Dominum omnes gentes
  3. 🔍 43% Surrexit Christus quiSurrexit Christus qui
  4. 🔍 35% Emitte spiritumEmitte spiritum
  5. 🔍 33% Surrexit Christus quiSurrexit Christus qui
  6. 🔍 32% Emitte Spiritum tuumEmitte Spiritum tuum
  7. 🔍 31% Emitte SpiritumEmitte Spiritum
  8. 🔍 29% Emitte SpiritumEmitte Spiritum
  9. 🔍 28% Emitte spiritum tuumEmitte spiritum tuum
  10. 🔍 26% Emitte SpiritumEmitte Spiritum
  11. 🔍 23% Emitte SpiritumEmitte Spiritum
  12. 🔍 21% Ave Maria (Alleluia)Ave Maria (Alleluia)
  13. 🔍 20% Emitte SpiritumEmitte Spiritum
  14. 🔍 20% Eripe meEripe me
  15. 🔍 19% Emitte SpiritumEmitte Spiritum
  16. 🔍 19% Emitte SpiritumEmitte Spiritum
  17. 🔍 19% Me etenimMe etenim
  18. 🔍 19% Emitte SpiritumEmitte Spiritum
  19. 🔍 18% Ave Maria (Alleluia)Ave Maria (Alleluia)
  20. 🔍 18% Benedicamus (Tempore Paschali)Benedicamus (Tempore Paschali)
  21. 🔍 18% Emitte SpiritumEmitte Spiritum
  22. 🔍 17% Salus et gloriaSalus et gloria
  23. 🔍 16% Ite IbIte Ib
  24. 🔍 16% Benedicamus Domino (in Tempore Paschali)Benedicamus Domino (in Tempore Paschali)
  25. 🔍 16% Erat Ioseph et Maria mater Iesu (altera melodia)Erat Ioseph et Maria mater Iesu (altera melodia)
  26. 🔍 16% AlleluiaAlleluia
  27. 🔍 16% Praefatio in Annuntiatione Domini die 25 martiiPraefatio in Annuntiatione Domini die 25 martii
  28. 🔍 16% Salus et gloriaSalus et gloria
  29. 🔍 16% Praefatio solemnior de Omnibus Sanctis et PatronisPraefatio solemnior de Omnibus Sanctis et Patronis
  30. 🔍 16% Praefatio solemnior de S. BenedictoPraefatio solemnior de S. Benedicto
  31. 🔍 16% Praefatio solemnior de beata Maria VirginePraefatio solemnior de beata Maria Virgine
  32. 🔍 16% Commendat caritatemCommendat caritatem
  33. 🔍 16% Corpora SanctorumCorpora Sanctorum
  34. 🔍 15% Praefatio solemnior de sancto Ioseph Sponso B. M. V.Praefatio solemnior de sancto Ioseph Sponso B. M. V.
  35. 🔍 15% Exsultet iam angelica (brevior)Exsultet iam angelica (brevior)
  36. 🔍 15% Benedicamus Domino (Paschal Time)Benedicamus Domino (Paschal Time)
  37. 🔍 15% Eripe meEripe me
  38. 🔍 15% Exsurgat DeusExsurgat Deus
  39. 🔍 15% Praefatio solemnior de sanctissima TrinitatePraefatio solemnior de sanctissima Trinitate
  40. 🔍 15% Praefatio solemnior de sancta CrucePraefatio solemnior de sancta Cruce
  41. 🔍 15% Corpora sanctorumCorpora sanctorum
  42. 🔍 15% Salus et gloria et virtus (VIII)Salus et gloria et virtus (VIII)
  43. 🔍 15% Exsultet iam angelicaExsultet iam angelica
  44. 🔍 15% Praefatio solemnior de QuadragesimaPraefatio solemnior de Quadragesima
  45. 🔍 15% Praefatio solemnior de D. N. Iesu Christo RegePraefatio solemnior de D. N. Iesu Christo Rege
  46. 🔍 15% Praefatio solemnior de MartyribusPraefatio solemnior de Martyribus
  47. 🔍 15% Praefatio solemnior de sacratissimo Corde IesuPraefatio solemnior de sacratissimo Corde Iesu
  48. 🔍 15% Prex Eucharistica IVPrex Eucharistica IV
  49. 🔍 15% Praefatio solemnior de AngelisPraefatio solemnior de Angelis
  50. 🔍 15% Praefatio Paschalis IIPraefatio Paschalis II
  51. 🔍 15% Praefatio solemnis de S. BenedictoPraefatio solemnis de S. Benedicto
  52. 🔍 15% Praefatio solemnior de sanctissima EucharistiaPraefatio solemnior de sanctissima Eucharistia
  53. 🔍 15% Praefatio solemnior communisPraefatio solemnior communis
  54. 🔍 15% Praefatio de Dominica Passionis. Dominica in PalmisPraefatio de Dominica Passionis. Dominica in Palmis
  55. 🔍 15% Exsultet jam AngelicaExsultet jam Angelica
  56. 🔍 15% Praefatio solemnis de Omnibus Sanctis et PatronisPraefatio solemnis de Omnibus Sanctis et Patronis
  57. 🔍 15% Praefatio solemnis de D. N. Iesu Christo RegePraefatio solemnis de D. N. Iesu Christo Rege
  58. 🔍 15% Praefatio solemnior de Spiritu SanctoPraefatio solemnior de Spiritu Sancto
  59. 🔍 15% Praefatio solemnis de beata Maria VirginePraefatio solemnis de beata Maria Virgine
  60. 🔍 15% Praefatio solemnior de ApostolisPraefatio solemnior de Apostolis
  61. 🔍 15% Oculus DeiOculus Dei
  62. 🔍 15% Salus et gloriaSalus et gloria
  63. 🔍 15% Emitte SpiritumEmitte Spiritum
  64. 🔍 15% Praefatio solemnior de Nativitate DominiPraefatio solemnior de Nativitate Domini
  65. 🔍 15% Praefatio solemnior PaschalisPraefatio solemnior Paschalis