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% IntroiboIntroibo
  2. 🔍 49% Introibo ad altareIntroibo ad altare
  3. 🔍 39% Triduanas a DominoTriduanas a Domino
  4. 🔍 37% Ego autem in DominoEgo autem in Domino
  5. 🔍 36% Absterget DeusAbsterget Deus
  6. 🔍 34% Serve boneServe bone
  7. 🔍 34% Ne timeasNe timeas
  8. 🔍 34% Malos male perdetMalos male perdet
  9. 🔍 33% Est secretumEst secretum
  10. 🔍 33% Existimo omniaExistimo omnia
  11. 🔍 33% Memor sitMemor sit
  12. 🔍 33% Introibo ad altareIntroibo ad altare
  13. 🔍 33% Dixit autem dominusDixit autem dominus
  14. 🔍 33% Dixit Dominus ad NoeDixit Dominus ad Noe
  15. 🔍 33% Maternitas tuaMaternitas tua
  16. 🔍 33% Ne timeas... alleluiaNe timeas... alleluia
  17. 🔍 32% Magna opera DominiMagna opera Domini
  18. 🔍 32% Si in digitoSi in digito
  19. 🔍 32% Venite ad meVenite ad me
  20. 🔍 32% Benedicta es tuBenedicta es tu
  21. 🔍 32% Vota meaVota mea
  22. 🔍 32% Dixi iniquisDixi iniquis
  23. 🔍 32% Factus estFactus est
  24. 🔍 31% Ite et vosIte et vos
  25. 🔍 31% Oremus omnesOremus omnes
  26. 🔍 31% Innuebant patriInnuebant patri
  27. 🔍 31% Fili recordareFili recordare
  28. 🔍 31% Ut audivitUt audivit
  29. 🔍 31% Haec est quae nescivitHaec est quae nescivit
  30. 🔍 31% Beata es Maria (3rd Sunday Advent)Beata es Maria (3rd Sunday Advent)
  31. 🔍 31% Si quis diligit meSi quis diligit me
  32. 🔍 31% Si quis diligit meSi quis diligit me
  33. 🔍 31% Ego sum pastor bonusEgo sum pastor bonus
  34. 🔍 31% Et ipse JesusEt ipse Jesus
  35. 🔍 30% Introibo ad altareIntroibo ad altare
  36. 🔍 30% Ad te confugimusAd te confugimus
  37. 🔍 30% Sacrificabo hostiamSacrificabo hostiam
  38. 🔍 30% In paradisumIn paradisum
  39. 🔍 30% Ecce Crucem DominiEcce Crucem Domini
  40. 🔍 30% Laus Deo PatriLaus Deo Patri
  41. 🔍 30% Gloria laudis resonetGloria laudis resonet
  42. 🔍 30% Exaltata est Virgo MariaExaltata est Virgo Maria
  43. 🔍 30% In caelestibus regnis... alleluiaIn caelestibus regnis... alleluia
  44. 🔍 30% ConvertereConvertere
  45. 🔍 30% Animam meamAnimam meam
  46. 🔍 30% Oleum effusumOleum effusum
  47. 🔍 30% Pater manifestaviPater manifestavi
  48. 🔍 30% Puer qui natus estPuer qui natus est
  49. 🔍 30% Tu es Petrus (Antiphona)Tu es Petrus (Antiphona)
  50. 🔍 30% Ecce Dominus noster... ut illuminetEcce Dominus noster... ut illuminet
  51. 🔍 30% Beatus ille servusBeatus ille servus
  52. 🔍 30% Sapientia clamitatSapientia clamitat
  53. 🔍 30% Judaea et JerusalemJudaea et Jerusalem
  54. 🔍 30% Cantate eiCantate ei
  55. 🔍 30% ExtollensExtollens
  56. 🔍 30% Quid faciamQuid faciam
  57. 🔍 30% Exi cito in plateasExi cito in plateas
  58. 🔍 30% Venite (S. Rita)Venite (S. Rita)
  59. 🔍 29% Sancte Paule ApostoleSancte Paule Apostole
  60. 🔍 29% Angelus Domini apparuitAngelus Domini apparuit
  61. 🔍 29% Ave Rex nosterAve Rex noster
  62. 🔍 29% Ecce mittoEcce mitto
  63. 🔍 29% Assumpta est MariaAssumpta est Maria
  64. 🔍 29% Dixit paterfamiliasDixit paterfamilias
  65. 🔍 29% Dixit Jesus discipulisDixit Jesus discipulis