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% Jacob autemJacob autem
  2. 🔍 61% Jacob autem genuit (Ant.)Jacob autem genuit (Ant.)
  3. 🔍 59% Jacob autem genuit ... allel.Jacob autem genuit ... allel.
  4. 🔍 57% Jacob autem genuitJacob autem genuit
  5. 🔍 56% Jacob autem genuitJacob autem genuit
  6. 🔍 51% Jacob autemJacob autem
  7. 🔍 51% Jacob autem genuitJacob autem genuit
  8. 🔍 49% Jacob autemJacob autem
  9. 🔍 43% Jacob autem (Com.)Jacob autem (Com.)
  10. 🔍 43% Iacob autemIacob autem
  11. 🔍 43% Iacob autemIacob autem
  12. 🔍 40% Iacob autem genuit IosephIacob autem genuit Ioseph
  13. 🔍 36% Cum esset desponsataCum esset desponsata
  14. 🔍 33% Ipse JesusIpse Jesus
  15. 🔍 33% Iacob autemIacob autem
  16. 🔍 30% Ave MariaAve Maria
  17. 🔍 30% Christus factus estChristus factus est
  18. 🔍 29% Missus est GabrielMissus est Gabriel
  19. 🔍 28% Traditor autemTraditor autem
  20. 🔍 28% Natus estNatus est
  21. 🔍 28% Semen estSemen est
  22. 🔍 27% Haec autemHaec autem
  23. 🔍 27% Deus autemDeus autem
  24. 🔍 27% Erant JosephErant Joseph
  25. 🔍 27% Completi suntCompleti sunt
  26. 🔍 27% Corde et animoCorde et animo
  27. 🔍 27% Reversis estReversis est
  28. 🔍 27% Tu autem DomineTu autem Domine
  29. 🔍 27% VocabisVocabis
  30. 🔍 26% Maria autemMaria autem
  31. 🔍 26% Benedico... FiliumBenedico... Filium
  32. 🔍 26% Iste est JoannesIste est Joannes
  33. 🔍 26% Abiit JesusAbiit Jesus
  34. 🔍 26% Ibat JesusIbat Jesus
  35. 🔍 26% Ascendit autemAscendit autem
  36. 🔍 25% Germinavit radixGerminavit radix
  37. 🔍 25% Beata es MariaBeata es Maria
  38. 🔍 25% Nunc Sancte nobis SpiritusNunc Sancte nobis Spiritus
  39. 🔍 25% Et factum estEt factum est
  40. 🔍 25% Omnis spiritusOmnis spiritus
  41. 🔍 25% Laetabitur (II)Laetabitur (II)
  42. 🔍 24% Vim virtutisVim virtutis
  43. 🔍 24% Propter SionPropter Sion
  44. 🔍 24% Misericordia DominiMisericordia Domini
  45. 🔍 24% Tu DomineTu Domine
  46. 🔍 24% Popule meusPopule meus
  47. 🔍 24% Missus... ad MariamMissus... ad Mariam
  48. 🔍 24% O admirabile commerciumO admirabile commercium
  49. 🔍 24% Accepit autemAccepit autem
  50. 🔍 24% Deus majestatisDeus majestatis
  51. 🔍 24% Domine DeusDomine Deus
  52. 🔍 24% Quomodo fiet istudQuomodo fiet istud
  53. 🔍 24% Me suscepitMe suscepit
  54. 🔍 24% In ferventisIn ferventis
  55. 🔍 24% Ecce completa suntEcce completa sunt
  56. 🔍 24% Jesus... transiensJesus... transiens
  57. 🔍 24% Angelus Domini apparuit (Resp.)Angelus Domini apparuit (Resp.)
  58. 🔍 23% Magister quod estMagister quod est
  59. 🔍 23% Appropinquabat autemAppropinquabat autem
  60. 🔍 23% Christus JesusChristus Jesus
  61. 🔍 23% Saule fraterSaule frater
  62. 🔍 23% Factum est autemFactum est autem
  63. 🔍 23% Parvulus filiusParvulus filius
  64. 🔍 23% Joannes autemJoannes autem
  65. 🔍 23% InnuebantInnuebant