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% Ingresso ZachariaIngresso Zacharia
  2. 🔍 72% Ingresso ZachariaIngresso Zacharia
  3. 🔍 71% Ingresso Zacharia templumIngresso Zacharia templum
  4. 🔍 70% Ingresso Zacharia templumIngresso Zacharia templum
  5. 🔍 63% Ingresso ZachariaIngresso Zacharia
  6. 🔍 37% Factum est cum sacerdotioFactum est cum sacerdotio
  7. 🔍 32% Factum est autemFactum est autem
  8. 🔍 28% Ne timeasNe timeas
  9. 🔍 26% O lux salutis nuntiaO lux salutis nuntia
  10. 🔍 26% Pro eo... inquitPro eo... inquit
  11. 🔍 25% Vidi aquamVidi aquam
  12. 🔍 25% Lux de luceLux de luce
  13. 🔍 24% Veni Sancte Spiritus repleVeni Sancte Spiritus reple
  14. 🔍 24% Angelus autem DominiAngelus autem Domini
  15. 🔍 24% Descendit GabrielDescendit Gabriel
  16. 🔍 24% Alleluia audiviAlleluia audivi
  17. 🔍 24% Quem vidistisQuem vidistis
  18. 🔍 24% Ne timeasNe timeas
  19. 🔍 24% Adorna Sion ThalamumAdorna Sion Thalamum
  20. 🔍 24% Alleluia Fer. II T.P. IAlleluia Fer. II T.P. I
  21. 🔍 24% Alleluia confiteminiAlleluia confitemini
  22. 🔍 24% Missus est... AngelusMissus est... Angelus
  23. 🔍 24% In medio EcclesiaeIn medio Ecclesiae
  24. 🔍 24% Surrexit DominusSurrexit Dominus
  25. 🔍 24% Angelus Gabriel apparuitAngelus Gabriel apparuit
  26. 🔍 24% Missus... in civitatemMissus... in civitatem
  27. 🔍 23% Ego plantaviEgo plantavi
  28. 🔍 23% O robur DominiO robur Domini
  29. 🔍 23% Ecce nomen Domini EmmanuelEcce nomen Domini Emmanuel
  30. 🔍 23% Candidi facti suntCandidi facti sunt
  31. 🔍 23% Alleluia Fer. VI T.P. IAlleluia Fer. VI T.P. I
  32. 🔍 23% Saule fraterSaule frater
  33. 🔍 23% Alleluia Fer. II T.P. IIAlleluia Fer. II T.P. II
  34. 🔍 23% Non vos relinquamNon vos relinquam
  35. 🔍 23% Alleluia deduc meAlleluia deduc me
  36. 🔍 23% Dum praeliareturDum praeliaretur
  37. 🔍 23% Ingressus RaphaelIngressus Raphael
  38. 🔍 23% Gabriel ArchangelusGabriel Archangelus
  39. 🔍 23% Sancti et justiSancti et justi
  40. 🔍 23% Redime meRedime me
  41. 🔍 23% Alleluia laudate DominumAlleluia laudate Dominum
  42. 🔍 23% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  43. 🔍 23% Missus est Angelus ... in civitatemMissus est Angelus ... in civitatem
  44. 🔍 23% Redime meRedime me
  45. 🔍 23% Alleluia resurrexit DominusAlleluia resurrexit Dominus
  46. 🔍 22% Alleluia Dom. Compl. T.P. IAlleluia Dom. Compl. T.P. I
  47. 🔍 22% Non invenientesNon invenientes
  48. 🔍 22% Alleluia Fer. VI T.P. IIAlleluia Fer. VI T.P. II
  49. 🔍 22% Ego sum ostiumEgo sum ostium
  50. 🔍 22% Alleluia Fer. IV T.P. IIAlleluia Fer. IV T.P. II
  51. 🔍 22% Alleluia (T.P. ad Laudes)Alleluia (T.P. ad Laudes)
  52. 🔍 22% Missus est Gabriel AngelusMissus est Gabriel Angelus
  53. 🔍 22% Veni Sancte SpiritusVeni Sancte Spiritus
  54. 🔍 22% Stans a longeStans a longe
  55. 🔍 22% Redime meRedime me
  56. 🔍 22% In conspectu... allel. (Resp Br)In conspectu... allel. (Resp Br)
  57. 🔍 22% Eduxit eosEduxit eos
  58. 🔍 22% Alleluia Fer. III T.P. IAlleluia Fer. III T.P. I
  59. 🔍 22% Caelestis formam gloriaeCaelestis formam gloriae
  60. 🔍 22% Gloria in excelsisGloria in excelsis
  61. 🔍 22% Alleluia. Dom. LaudAlleluia. Dom. Laud
  62. 🔍 22% Eram quasi AgnusEram quasi Agnus
  63. 🔍 22% Alleluia Fer. V T.P. IAlleluia Fer. V T.P. I
  64. 🔍 22% Vidi aquamVidi aquam
  65. 🔍 22% Gabriel Angelus descenditGabriel Angelus descendit