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% Ipse praeibit ante illumIpse praeibit ante illum
  2. 🔍 78% Ipse praeibit ante illumIpse praeibit ante illum
  3. 🔍 68% Ipse praeibit ante illumIpse praeibit ante illum
  4. 🔍 34% Et ipse JesusEt ipse Jesus
  5. 🔍 31% Dixit autem dominusDixit autem dominus
  6. 🔍 31% Mecum enimMecum enim
  7. 🔍 30% Ecce mittoEcce mitto
  8. 🔍 30% Serve boneServe bone
  9. 🔍 30% Venite (S. Rita)Venite (S. Rita)
  10. 🔍 30% Beatus AndreasBeatus Andreas
  11. 🔍 30% Angelus Domini apparuitAngelus Domini apparuit
  12. 🔍 29% Laus Deo PatriLaus Deo Patri
  13. 🔍 29% Factus estFactus est
  14. 🔍 29% Magna opera DominiMagna opera Domini
  15. 🔍 29% Orante sancta LuciaOrante sancta Lucia
  16. 🔍 29% Angelus Domini apparuit in somnisAngelus Domini apparuit in somnis
  17. 🔍 29% Ne timeasNe timeas
  18. 🔍 29% Beatus Andreas orabatBeatus Andreas orabat
  19. 🔍 29% Sancte Paule ApostoleSancte Paule Apostole
  20. 🔍 29% Voca operariosVoca operarios
  21. 🔍 29% Dixit autem MariaDixit autem Maria
  22. 🔍 29% Malos male perdetMalos male perdet
  23. 🔍 28% Christus natus est nobisChristus natus est nobis
  24. 🔍 28% Oleum effusumOleum effusum
  25. 🔍 28% Ipse invocabit meIpse invocabit me
  26. 🔍 28% Lucia virgoLucia virgo
  27. 🔍 28% Pater manifestaviPater manifestavi
  28. 🔍 28% Prae timore autemPrae timore autem
  29. 🔍 28% Ne timeas... alleluiaNe timeas... alleluia
  30. 🔍 28% Beata Agnes in medioBeata Agnes in medio
  31. 🔍 28% Venite exultemus DominoVenite exultemus Domino
  32. 🔍 28% Assumpta est MariaAssumpta est Maria
  33. 🔍 28% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  34. 🔍 28% Juravit DominusJuravit Dominus
  35. 🔍 28% Beata Agnes in medio flammarumBeata Agnes in medio flammarum
  36. 🔍 27% Si in digitoSi in digito
  37. 🔍 27% Omnis spiritusOmnis spiritus
  38. 🔍 27% Joannes est nomen ejusJoannes est nomen ejus
  39. 🔍 27% Venite ad meVenite ad me
  40. 🔍 27% Ex utero senectutisEx utero senectutis
  41. 🔍 27% Veni Domine visitare nosVeni Domine visitare nos
  42. 🔍 27% Vobis datum estVobis datum est
  43. 🔍 27% Benedicta es tuBenedicta es tu
  44. 🔍 27% Ingressa AgnesIngressa Agnes
  45. 🔍 27% Beatus Laurentius orabatBeatus Laurentius orabat
  46. 🔍 27% Iste puer magnusIste puer magnus
  47. 🔍 27% In paradisumIn paradisum
  48. 🔍 27% Exaltata est Virgo MariaExaltata est Virgo Maria
  49. 🔍 27% Dixit Dominus ad NoeDixit Dominus ad Noe
  50. 🔍 27% Judaea et JerusalemJudaea et Jerusalem
  51. 🔍 27% Beatus ille servusBeatus ille servus
  52. 🔍 27% Est secretumEst secretum
  53. 🔍 26% Respondens autem AngelusRespondens autem Angelus
  54. 🔍 26% Triduanas a DominoTriduanas a Domino
  55. 🔍 26% Sacrificabo hostiamSacrificabo hostiam
  56. 🔍 26% Adaperiat Dominus corAdaperiat Dominus cor
  57. 🔍 26% Simeon justusSimeon justus
  58. 🔍 26% Sub tuum praesidiumSub tuum praesidium
  59. 🔍 26% Cum vocatus fuerisCum vocatus fueris
  60. 🔍 26% Quomodo fietQuomodo fiet
  61. 🔍 26% En ipse stat (S. Rita)En ipse stat (S. Rita)
  62. 🔍 26% Alleluia confitemini. (Sundays throughout the year at Prime)Alleluia confitemini. (Sundays throughout the year at Prime)
  63. 🔍 26% Dixit Jesus discipulisDixit Jesus discipulis
  64. 🔍 26% Ecce ego mittoEcce ego mitto
  65. 🔍 26% Beata es Maria (Visitation)Beata es Maria (Visitation)