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% Beata visceraBeata viscera
  2. 🔍 47% Beata visceraBeata viscera
  3. 🔍 45% Felices sensusFelices sensus
  4. 🔍 40% Ave Rex nosterAve Rex noster
  5. 🔍 36% Pueri Hebraeorum 2Pueri Hebraeorum 2
  6. 🔍 36% HosannaHosanna
  7. 🔍 36% Ecce virgoEcce virgo
  8. 🔍 35% Psallite DominoPsallite Domino
  9. 🔍 34% Os justiOs justi
  10. 🔍 33% Gaudeamus ... AssumptionGaudeamus ... Assumption
  11. 🔍 33% Gaudeamus ... ConceptionGaudeamus ... Conception
  12. 🔍 33% Turba multaTurba multa
  13. 🔍 33% Gaudeamus ... AnnaGaudeamus ... Anna
  14. 🔍 33% Joseph fili DavidJoseph fili David
  15. 🔍 32% Beata visceraBeata viscera
  16. 🔍 32% Tu es Petrus (In Eastertide)Tu es Petrus (In Eastertide)
  17. 🔍 32% DolorosaDolorosa
  18. 🔍 31% Gaudete justiGaudete justi
  19. 🔍 31% Gaudeamus ... AgathaGaudeamus ... Agatha
  20. 🔍 31% Protexisti meProtexisti me
  21. 🔍 30% CoeperuntCoeperunt
  22. 🔍 30% Dum venerit ParaclitusDum venerit Paraclitus
  23. 🔍 30% Stabant juxtaStabant juxta
  24. 🔍 30% Beati mundo cordeBeati mundo corde
  25. 🔍 30% Humiliavit (in Eastertide)Humiliavit (in Eastertide)
  26. 🔍 30% Justus ut palmaJustus ut palma
  27. 🔍 30% Beata visceraBeata viscera
  28. 🔍 30% Hoc corpus (In Eastertide)Hoc corpus (In Eastertide)
  29. 🔍 30% Adorna thalamumAdorna thalamum
  30. 🔍 30% Gaudeamus ... Mary MagdalenGaudeamus ... Mary Magdalen
  31. 🔍 30% Misericordia DominiMisericordia Domini
  32. 🔍 29% Salve sancta ParensSalve sancta Parens
  33. 🔍 29% Dextera DeiDextera Dei
  34. 🔍 29% Ave Maria ... et benedictusAve Maria ... et benedictus
  35. 🔍 29% Benedicta et venerabilisBenedicta et venerabilis
  36. 🔍 29% StatuitStatuit
  37. 🔍 29% Omnes collaudantOmnes collaudant
  38. 🔍 29% Alleluia (ad offertorium mode 3)Alleluia (ad offertorium mode 3)
  39. 🔍 29% Ultimo festivitatisUltimo festivitatis
  40. 🔍 29% Felix namque esFelix namque es
  41. 🔍 29% Christus unamChristus unam
  42. 🔍 29% Gaudeamus ... EdmundGaudeamus ... Edmund
  43. 🔍 28% In medioIn medio
  44. 🔍 28% CognoviCognovi
  45. 🔍 28% Gloria (Introits tone 2)Gloria (Introits tone 2)
  46. 🔍 28% ExclamaveruntExclamaverunt
  47. 🔍 28% SedebitSedebit
  48. 🔍 28% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  49. 🔍 28% ConfundanturConfundantur
  50. 🔍 27% Justorum animaeJustorum animae
  51. 🔍 27% VisionemVisionem
  52. 🔍 27% Spiritus quiSpiritus qui
  53. 🔍 27% In Nomine Jesu 2In Nomine Jesu 2
  54. 🔍 27% Gaudeamus... Sanctorum omniumGaudeamus... Sanctorum omnium
  55. 🔍 27% Pascha nostrumPascha nostrum
  56. 🔍 27% In splendoribusIn splendoribus
  57. 🔍 27% Jacob autemJacob autem
  58. 🔍 27% Multitudo ... ad eumMultitudo ... ad eum
  59. 🔍 27% Pater cum essemPater cum essem
  60. 🔍 27% SanctusSanctus
  61. 🔍 27% ConfundanturConfundantur
  62. 🔍 27% CogitationesCogitationes
  63. 🔍 27% ExsultetExsultet
  64. 🔍 27% HumiliavitHumiliavit
  65. 🔍 27% Benedicite omnes AngeliBenedicite omnes Angeli