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% Dominus possedit me in initioDominus possedit me in initio
  2. 🔍 27% Dominus... erexitDominus... erexit
  3. 🔍 26% Gabriel ArchangeleGabriel Archangele
  4. 🔍 25% Sanctus AntoninusSanctus Antoninus
  5. 🔍 25% In potentiaIn potentia
  6. 🔍 25% Credo VIICredo VII
  7. 🔍 25% Rerum Deus (In Festis Majoribus)Rerum Deus (In Festis Majoribus)
  8. 🔍 25% Rerum Deus (In Adventu)Rerum Deus (In Adventu)
  9. 🔍 24% Dominus possedit teDominus possedit te
  10. 🔍 24% Rerum Deus tenax vigor (In Festis)Rerum Deus tenax vigor (In Festis)
  11. 🔍 24% Salvete Christi vulneraSalvete Christi vulnera
  12. 🔍 24% In principio Deus antequamIn principio Deus antequam
  13. 🔍 23% Ascendit DeusAscendit Deus
  14. 🔍 23% In matutinisIn matutinis
  15. 🔍 23% Asperges meAsperges me
  16. 🔍 23% Tenuisti manumTenuisti manum
  17. 🔍 23% Cum autem descendissetCum autem descendisset
  18. 🔍 23% Cum esset desponsataCum esset desponsata
  19. 🔍 22% Tenuisti manumTenuisti manum
  20. 🔍 22% Tenuisti manumTenuisti manum
  21. 🔍 22% Stabat Mater DolorosaStabat Mater Dolorosa
  22. 🔍 22% Rerum Deus (In Tempore Passionis)Rerum Deus (In Tempore Passionis)
  23. 🔍 22% Verbum supernum prodiensVerbum supernum prodiens
  24. 🔍 22% Stabat MaterStabat Mater
  25. 🔍 22% Stabat MaterStabat Mater
  26. 🔍 21% Orbis patrator optimeOrbis patrator optime
  27. 🔍 21% O quam gloriosus est beatusO quam gloriosus est beatus
  28. 🔍 21% Aeterne Rex altissimeAeterne Rex altissime
  29. 🔍 21% Beata Dei GenitrixBeata Dei Genitrix
  30. 🔍 21% Participem me facParticipem me fac
  31. 🔍 21% Judicant sanctiJudicant sancti
  32. 🔍 21% Te CatharinaTe Catharina
  33. 🔍 21% Gyrum caeliGyrum caeli
  34. 🔍 21% Festivis resonent compitaFestivis resonent compita
  35. 🔍 21% Bonum est sperareBonum est sperare
  36. 🔍 21% Celsi meritiCelsi meriti
  37. 🔍 21% Visitavit ex altoVisitavit ex alto
  38. 🔍 21% Asperges meAsperges me
  39. 🔍 21% Te lucis ante terminum (In Tempore Passionis)Te lucis ante terminum (In Tempore Passionis)
  40. 🔍 21% Caeli civesCaeli cives
  41. 🔍 21% Iesu salvator saeculiIesu salvator saeculi
  42. 🔍 21% Hodie MariaHodie Maria
  43. 🔍 20% Qui lacrimatusQui lacrimatus
  44. 🔍 20% Ecce Dominus meusEcce Dominus meus
  45. 🔍 20% Ad te levaviAd te levavi
  46. 🔍 20% Rector potens (In Adventu)Rector potens (In Adventu)
  47. 🔍 20% Rector potens (In Adventu)Rector potens (In Adventu)
  48. 🔍 20% Dixitque DavidDixitque David
  49. 🔍 20% Dum mediumDum medium
  50. 🔍 20% Elegit... virumElegit... virum
  51. 🔍 20% Tristes erant ApostoliTristes erant Apostoli
  52. 🔍 20% Cum autem complacuitCum autem complacuit
  53. 🔍 20% Asperges meAsperges me
  54. 🔍 20% Dixit Dominus (Ps. 109 7c2)Dixit Dominus (Ps. 109 7c2)
  55. 🔍 20% Serve nequamServe nequam
  56. 🔍 20% Dicite invitatisDicite invitatis
  57. 🔍 20% Clarifica meClarifica me
  58. 🔍 20% Beatus PetrusBeatus Petrus
  59. 🔍 20% Paschale mundo gaudiumPaschale mundo gaudium
  60. 🔍 20% Tibi Redemptor omniumTibi Redemptor omnium
  61. 🔍 20% In principio Deus antequamIn principio Deus antequam
  62. 🔍 20% Auctor salutisAuctor salutis
  63. 🔍 20% Adonai Domine DeusAdonai Domine Deus
  64. 🔍 20% Paschale mundo gaudium (In Ascensione)Paschale mundo gaudium (In Ascensione)
  65. 🔍 20% Miserere (Ps 50)Miserere (Ps 50)