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% Sederunt principesSederunt principes
  2. 🔍 62% Sederunt principesSederunt principes
  3. 🔍 51% Justus cum cecideritJustus cum ceciderit
  4. 🔍 48% Spiritus Domini super me (Grad)Spiritus Domini super me (Grad)
  5. 🔍 47% Confiteor tibiConfiteor tibi
  6. 🔍 46% Tollite hostiasTollite hostias
  7. 🔍 46% DominabiturDominabitur
  8. 🔍 46% Locus isteLocus iste
  9. 🔍 46% Protector nosterProtector noster
  10. 🔍 46% Deus... qui perfecitDeus... qui perfecit
  11. 🔍 45% Ego sapientiaEgo sapientia
  12. 🔍 45% In Deo speravitIn Deo speravit
  13. 🔍 44% Pacifice loquebanturPacifice loquebantur
  14. 🔍 42% Omnes de SabaOmnes de Saba
  15. 🔍 42% Discerne causamDiscerne causam
  16. 🔍 42% Christus factus estChristus factus est
  17. 🔍 40% Tribulationes cordisTribulationes cordis
  18. 🔍 40% Aquae multaeAquae multae
  19. 🔍 39% Adjuvabit eamAdjuvabit eam
  20. 🔍 39% Suscepimus Deus (Grad.)Suscepimus Deus (Grad.)
  21. 🔍 39% Beatus vir qui timet (All.)Beatus vir qui timet (All.)
  22. 🔍 39% In Deo confisumIn Deo confisum
  23. 🔍 39% Propitius esto (Grad.)Propitius esto (Grad.)
  24. 🔍 38% Annuntiavi justitiamAnnuntiavi justitiam
  25. 🔍 38% Beatus quicumqueBeatus quicumque
  26. 🔍 38% Da nobis DeusDa nobis Deus
  27. 🔍 37% Rogate DominumRogate Dominum
  28. 🔍 37% Respice DomineRespice Domine
  29. 🔍 37% SederuntSederunt
  30. 🔍 36% Unam petii... Ut... protegarUnam petii... Ut... protegar
  31. 🔍 36% Esto mihiEsto mihi
  32. 🔍 35% Unam petii... Ut... visitemUnam petii... Ut... visitem
  33. 🔍 35% Domine Dominus nosterDomine Dominus noster
  34. 🔍 35% Unam petii... BeatiUnam petii... Beati
  35. 🔍 35% Timebunt gentesTimebunt gentes
  36. 🔍 35% Ecce sacerdosEcce sacerdos
  37. 🔍 34% Exiit sermo (Grad.)Exiit sermo (Grad.)
  38. 🔍 34% Pontifex sacerdosPontifex sacerdos
  39. 🔍 34% Benedic anima meaBenedic anima mea
  40. 🔍 34% Ne avertasNe avertas
  41. 🔍 34% Nova bellaNova bella
  42. 🔍 34% Domine in lumineDomine in lumine
  43. 🔍 33% Justus cum cecideritJustus cum ceciderit
  44. 🔍 33% Convertere DomineConvertere Domine
  45. 🔍 33% Anima... sicut passerAnima... sicut passer
  46. 🔍 33% Justi decantaveruntJusti decantaverunt
  47. 🔍 33% Quis sicut DominusQuis sicut Dominus
  48. 🔍 33% In salutariIn salutari
  49. 🔍 32% Benedicite gentesBenedicite gentes
  50. 🔍 32% Christus factus estChristus factus est
  51. 🔍 32% Bonum est confidereBonum est confidere
  52. 🔍 32% Oculi meiOculi mei
  53. 🔍 32% Misit DominusMisit Dominus
  54. 🔍 32% PriusquamPriusquam
  55. 🔍 31% Sicut liliumSicut lilium
  56. 🔍 31% Justorum anime (Grad.)Justorum anime (Grad.)
  57. 🔍 31% Christus factus estChristus factus est
  58. 🔍 31% Beatus vir qui timet (Grad.)Beatus vir qui timet (Grad.)
  59. 🔍 31% Exaltent eumExaltent eum
  60. 🔍 31% Domine fac mecumDomine fac mecum
  61. 🔍 31% Specie tua (Grad.)Specie tua (Grad.)
  62. 🔍 31% Cor meumCor meum
  63. 🔍 31% Omnes de sabaOmnes de saba
  64. 🔍 31% Tecum principiumTecum principium
  65. 🔍 31% ExsultabitExsultabit