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% Improperium... simul contristareturImproperium... simul contristaretur
  2. 🔍 76% Improperium... simul mecumImproperium... simul mecum
  3. 🔍 69% VeritatemVeritatem
  4. 🔍 63% De necessitatibusDe necessitatibus
  5. 🔍 52% ImproperiumImproperium
  6. 🔍 44% Improperium... et dederuntImproperium... et dederunt
  7. 🔍 44% Improperium... et dederuntImproperium... et dederunt
  8. 🔍 43% Improperium... et dederuntImproperium... et dederunt
  9. 🔍 38% ImproperiumImproperium
  10. 🔍 34% Improperium... et non inveniImproperium... et non inveni
  11. 🔍 32% Aeterne Rex altissimeAeterne Rex altissime
  12. 🔍 32% ImproperiumImproperium
  13. 🔍 31% Verbum supernumVerbum supernum
  14. 🔍 31% Beatus qui auditBeatus qui audit
  15. 🔍 29% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  16. 🔍 29% Lux alma Jesu mentiumLux alma Jesu mentium
  17. 🔍 29% SuscitaboSuscitabo
  18. 🔍 28% Fratres mei elongaverunt a meFratres mei elongaverunt a me
  19. 🔍 28% Consolantem meConsolantem me
  20. 🔍 28% Respice in meRespice in me
  21. 🔍 28% In nomine Jesu (ps. Domine)In nomine Jesu (ps. Domine)
  22. 🔍 28% Deus in nomineDeus in nomine
  23. 🔍 28% Domine ne longeDomine ne longe
  24. 🔍 28% Nunc ergoNunc ergo
  25. 🔍 28% Domine ne longeDomine ne longe
  26. 🔍 27% Improperium 1Improperium 1
  27. 🔍 27% Placare Christe servulisPlacare Christe servulis
  28. 🔍 27% A dextris est mihi (Resp.)A dextris est mihi (Resp.)
  29. 🔍 27% Placare Christe (Omn. Sanct.)Placare Christe (Omn. Sanct.)
  30. 🔍 27% Ego clamaviEgo clamavi
  31. 🔍 27% Ad te levaviAd te levavi
  32. 🔍 27% Miserere (Ps 50)Miserere (Ps 50)
  33. 🔍 27% Ad te levaviAd te levavi
  34. 🔍 27% Credo VIICredo VII
  35. 🔍 27% Repleatur os meumRepleatur os meum
  36. 🔍 27% ImproperiumImproperium
  37. 🔍 27% HumiliavitHumiliavit
  38. 🔍 26% Aeterne Rex altissimeAeterne Rex altissime
  39. 🔍 26% Placare Christe servulisPlacare Christe servulis
  40. 🔍 26% Intonant, ecce, per area vocesIntonant, ecce, per area voces
  41. 🔍 26% LavaboLavabo
  42. 🔍 26% Salutis aeternae datorSalutis aeternae dator
  43. 🔍 26% Ad te levaviAd te levavi
  44. 🔍 26% Lex veritatisLex veritatis
  45. 🔍 26% Salutis aeternae datorSalutis aeternae dator
  46. 🔍 26% Qui me inveneritQui me invenerit
  47. 🔍 26% Eripe me Domine de inimicisEripe me Domine de inimicis
  48. 🔍 26% Mihi autem absit (V. Vivo ego)Mihi autem absit (V. Vivo ego)
  49. 🔍 26% Cum sanctificatusCum sanctificatus
  50. 🔍 26% AnnuntiateAnnuntiate
  51. 🔍 26% Inflammatum estInflammatum est
  52. 🔍 26% Cor meumCor meum
  53. 🔍 25% Salvum me fac (Psalmus 68)Salvum me fac (Psalmus 68)
  54. 🔍 25% DesideriumDesiderium
  55. 🔍 25% Ad te DomineAd te Domine
  56. 🔍 25% A solis ortu... HieronymeA solis ortu... Hieronyme
  57. 🔍 25% Exsurge Domine DeusExsurge Domine Deus
  58. 🔍 25% Antequam comedamAntequam comedam
  59. 🔍 25% Venite exultemus IIIVenite exultemus III
  60. 🔍 25% Magi veniunt (Resp.)Magi veniunt (Resp.)
  61. 🔍 25% ImproperiumImproperium
  62. 🔍 25% Venite Exsultemus VIIVenite Exsultemus VII
  63. 🔍 25% Lucis Creator optime (Dom. per Annum)Lucis Creator optime (Dom. per Annum)
  64. 🔍 25% Deus meus eripe me (Resp.)Deus meus eripe me (Resp.)
  65. 🔍 25% Verbum supernum prodiensVerbum supernum prodiens