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% Illumina oculosIllumina oculos
  2. 🔍 83% Illumina oculosIllumina oculos
  3. 🔍 45% ReminiscereReminiscere
  4. 🔍 40% Exaudi Domine... adjutorExaudi Domine... adjutor
  5. 🔍 39% IlluminaIllumina
  6. 🔍 38% ReminiscereReminiscere
  7. 🔍 37% Deus in nomine tuoDeus in nomine tuo
  8. 🔍 37% IlluminaIllumina
  9. 🔍 36% De necessitatibusDe necessitatibus
  10. 🔍 36% Deus in nomine tuoDeus in nomine tuo
  11. 🔍 36% Exaudi Domine... adjutorExaudi Domine... adjutor
  12. 🔍 35% Exaudivit sine AlleluiaExaudivit sine Alleluia
  13. 🔍 35% Sicut oculiSicut oculi
  14. 🔍 35% TorcularTorcular
  15. 🔍 34% Domine in tua misericordiaDomine in tua misericordia
  16. 🔍 34% RecordareRecordare
  17. 🔍 34% De necessitatibusDe necessitatibus
  18. 🔍 33% ExaudivitExaudivit
  19. 🔍 33% Ecce elongaviEcce elongavi
  20. 🔍 33% Respice in meRespice in me
  21. 🔍 33% Judica meJudica me
  22. 🔍 33% Esto mihiEsto mihi
  23. 🔍 33% ExsurgeExsurge
  24. 🔍 32% Perfice gressusPerfice gressus
  25. 🔍 32% Etenim sederuntEtenim sederunt
  26. 🔍 32% Respice in meRespice in me
  27. 🔍 32% Deus in nomine tuoDeus in nomine tuo
  28. 🔍 32% SuscitaboSuscitabo
  29. 🔍 32% Miserere mei... secundumMiserere mei... secundum
  30. 🔍 31% Esto mihiEsto mihi
  31. 🔍 31% Exaudi Domine... tibiExaudi Domine... tibi
  32. 🔍 31% IlluminaIllumina
  33. 🔍 31% Sciens JesusSciens Jesus
  34. 🔍 31% IlluminaIllumina
  35. 🔍 31% Deus meus impollutaDeus meus impolluta
  36. 🔍 31% Inclina DomineInclina Domine
  37. 🔍 31% Judica DomineJudica Domine
  38. 🔍 31% Judica meJudica me
  39. 🔍 31% Misereris omniumMisereris omnium
  40. 🔍 30% Etenim sederuntEtenim sederunt
  41. 🔍 30% Salus populiSalus populi
  42. 🔍 30% Perfice gressusPerfice gressus
  43. 🔍 30% Hodie scietisHodie scietis
  44. 🔍 30% Exaudi Domine... tibiExaudi Domine... tibi
  45. 🔍 30% Exaudivit cum AlleluiaExaudivit cum Alleluia
  46. 🔍 30% Nos autem... alleluiaNos autem... alleluia
  47. 🔍 30% Nos autem (Ps. Memento Domine David)Nos autem (Ps. Memento Domine David)
  48. 🔍 30% Exaudi Domine... adjutorExaudi Domine... adjutor
  49. 🔍 29% De necessitatibusDe necessitatibus
  50. 🔍 29% Os justiOs justi
  51. 🔍 29% Sicut oculiSicut oculi
  52. 🔍 29% MeditatioMeditatio
  53. 🔍 29% In salutariIn salutari
  54. 🔍 29% Eduxit eosEduxit eos
  55. 🔍 29% Cor meumCor meum
  56. 🔍 29% In voluntateIn voluntate
  57. 🔍 29% Miserere (Ps 50)Miserere (Ps 50)
  58. 🔍 29% Protector nosterProtector noster
  59. 🔍 29% Christo confixus sumChristo confixus sum
  60. 🔍 29% Eduxit eosEduxit eos
  61. 🔍 29% De necessitatibus meisDe necessitatibus meis
  62. 🔍 29% ExsurgeExsurge
  63. 🔍 29% Dicit Dominus PetroDicit Dominus Petro
  64. 🔍 28% Respice in meRespice in me
  65. 🔍 28% Protector nosterProtector noster