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: 2025-12-20. 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% Sancte MichaelSancte Michael
  2. 🔍 75% Sancte PauleSancte Paule
  3. 🔍 52% Sancte MichaelSancte Michael
  4. 🔍 32% Sancte MichaelSancte Michael
  5. 🔍 30% Sancte PauleSancte Paule
  6. 🔍 24% Sancte PauleSancte Paule
  7. 🔍 20% Ite VIIte VI
  8. 🔍 18% Deus judex justusDeus judex justus
  9. 🔍 18% Venit MichaelVenit Michael
  10. 🔍 17% Rex gloriose MartyrumRex gloriose Martyrum
  11. 🔍 17% Hic est Michael ArchangelusHic est Michael Archangelus
  12. 🔍 17% Ite IaIte Ia
  13. 🔍 17% Jam non dicamJam non dicam
  14. 🔍 16% Judaea et JerusalemJudaea et Jerusalem
  15. 🔍 16% Ecce iam venitEcce iam venit
  16. 🔍 16% Domine secundum actumDomine secundum actum
  17. 🔍 16% Exsurgat DeusExsurgat Deus
  18. 🔍 16% Pacem tuamPacem tuam
  19. 🔍 16% In die resurrectionisIn die resurrectionis
  20. 🔍 16% Deus judexDeus judex
  21. 🔍 16% Exsurge DomineExsurge Domine
  22. 🔍 16% Sancte Michael archangeleSancte Michael archangele
  23. 🔍 16% Salus et gloria - mode IVSalus et gloria - mode IV
  24. 🔍 16% Concussum estConcussum est
  25. 🔍 15% Alleluia alleluia alleluiaAlleluia alleluia alleluia
  26. 🔍 15% Omnes GentesOmnes Gentes
  27. 🔍 15% IntroiboIntroibo
  28. 🔍 15% Sancti Angeli CustodesSancti Angeli Custodes
  29. 🔍 15% Deus Deus meusDeus Deus meus
  30. 🔍 15% RecordareRecordare
  31. 🔍 15% ExclamaveruntExclamaverunt
  32. 🔍 15% Recordare VirgoRecordare Virgo
  33. 🔍 15% Sancti Angeli CustodesSancti Angeli Custodes
  34. 🔍 15% Ubi caritasUbi caritas
  35. 🔍 15% Cor arca legem continensCor arca legem continens
  36. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  37. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  38. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  39. 🔍 15% Dum praeliaretur MichaelDum praeliaretur Michael
  40. 🔍 15% Qui habitatQui habitat
  41. 🔍 15% Auctor beate saeculiAuctor beate saeculi
  42. 🔍 15% Ubi caritas est veraUbi caritas est vera
  43. 🔍 15% RecordareRecordare
  44. 🔍 15% O lux beata CaelitumO lux beata Caelitum
  45. 🔍 15% In die resurrectionisIn die resurrectionis
  46. 🔍 15% In tempore illoIn tempore illo
  47. 🔍 14% Princeps gloriosissimePrinceps gloriosissime
  48. 🔍 14% Ave Maria... virgo serenaAve Maria... virgo serena
  49. 🔍 14% Ite, missa est, alleluia, alleluiaIte, missa est, alleluia, alleluia
  50. 🔍 14% O lux beata CaelitumO lux beata Caelitum
  51. 🔍 14% Sanctus XVISanctus XVI
  52. 🔍 14% Michael Archangelus venitMichael Archangelus venit
  53. 🔍 14% Exsurge Domine DeusExsurge Domine Deus
  54. 🔍 14% Ite VIte V
  55. 🔍 14% Sancti Angeli CustodesSancti Angeli Custodes
  56. 🔍 14% Gloria VGloria V
  57. 🔍 14% Ego plantaviEgo plantavi
  58. 🔍 14% Te Deum PatremTe Deum Patrem
  59. 🔍 14% Sacerdotes tuiSacerdotes tui
  60. 🔍 14% Dicite in gentibusDicite in gentibus
  61. 🔍 14% Deus Deus meusDeus Deus meus
  62. 🔍 14% Alleluia Omnes GentesAlleluia Omnes Gentes
  63. 🔍 14% Stat cultrix vigilansStat cultrix vigilans
  64. 🔍 14% Non fecitNon fecit
  65. 🔍 14% LaetabundusLaetabundus