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% Ecce lignum CrucisEcce lignum Crucis
  2. 🔍 68% Ecce lignum CrucisEcce lignum Crucis
  3. 🔍 53% Ecce lignum CrucisEcce lignum Crucis
  4. 🔍 50% Ecce lignum CrucisEcce lignum Crucis
  5. 🔍 40% Ecce lignum CrucisEcce lignum Crucis
  6. 🔍 38% Ecce lignum CrucisEcce lignum Crucis
  7. 🔍 36% Ecce lignum CrucisEcce lignum Crucis
  8. 🔍 23% Intonuit de caeloIntonuit de caelo
  9. 🔍 22% Ascendente JesuAscendente Jesu
  10. 🔍 22% Domine Deus... qui repertusDomine Deus... qui repertus
  11. 🔍 22% Recordare VirgoRecordare Virgo
  12. 🔍 22% Ecce omnes redemptiEcce omnes redempti
  13. 🔍 21% HolocaustumHolocaustum
  14. 🔍 21% Ecce VirgoEcce Virgo
  15. 🔍 21% Ecce lignum CrucisEcce lignum Crucis
  16. 🔍 21% Ecce in nubibusEcce in nubibus
  17. 🔍 21% Gloria VIIGloria VII
  18. 🔍 21% Ecce nomen Domini venitEcce nomen Domini venit
  19. 🔍 20% AmbulateAmbulate
  20. 🔍 20% Per omnia saecula saeculorum (3. Tonus solemnior)Per omnia saecula saeculorum (3. Tonus solemnior)
  21. 🔍 20% Toni Praefationum (3. Tonus solemnior)Toni Praefationum (3. Tonus solemnior)
  22. 🔍 20% Ecce in nubibusEcce in nubibus
  23. 🔍 20% In splendoribusIn splendoribus
  24. 🔍 20% Per signum crucisPer signum crucis
  25. 🔍 20% Super fluminaSuper flumina
  26. 🔍 20% Praevenisti eamPraevenisti eam
  27. 🔍 20% Cantate DominoCantate Domino
  28. 🔍 20% Hoc signum Crucis (In Tempore Paschali)Hoc signum Crucis (In Tempore Paschali)
  29. 🔍 20% Per lignumPer lignum
  30. 🔍 19% Domine Deus... qui repertusDomine Deus... qui repertus
  31. 🔍 19% Tantum ergo XIITantum ergo XII
  32. 🔍 19% Gloria et divitiaeGloria et divitiae
  33. 🔍 19% Jam laetus moriarJam laetus moriar
  34. 🔍 19% Super flumina (verses)Super flumina (verses)
  35. 🔍 19% In splendoribusIn splendoribus
  36. 🔍 19% Per signum CrucisPer signum Crucis
  37. 🔍 19% Gloria IGloria I
  38. 🔍 19% Adoremus CrucisAdoremus Crucis
  39. 🔍 19% Ecce dedi teEcce dedi te
  40. 🔍 19% Ecce dedi teEcce dedi te
  41. 🔍 19% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  42. 🔍 19% Gaudete justiGaudete justi
  43. 🔍 19% Ecce elongaviEcce elongavi
  44. 🔍 19% GloriabunturGloriabuntur
  45. 🔍 19% Oratio felixOratio felix
  46. 🔍 19% Salva nos ChristeSalva nos Christe
  47. 🔍 19% Beata gensBeata gens
  48. 🔍 19% Alleluia. (T.P. ad Completorium)Alleluia. (T.P. ad Completorium)
  49. 🔍 19% Ecce apparebitEcce apparebit
  50. 🔍 19% Per omnia saecula saeculorum (1. Tonus solemnis)Per omnia saecula saeculorum (1. Tonus solemnis)
  51. 🔍 18% Repleti sunt omnesRepleti sunt omnes
  52. 🔍 18% Ite XV/XVIIte XV/XVI
  53. 🔍 18% Dominus firmamentumDominus firmamentum
  54. 🔍 18% Domine Deus... vidi cumDomine Deus... vidi cum
  55. 🔍 18% Per signum crucisPer signum crucis
  56. 🔍 18% Ingressus AngelusIngressus Angelus
  57. 🔍 18% Toni Praefationum (1. Tonus solemnis)Toni Praefationum (1. Tonus solemnis)
  58. 🔍 18% Alleluia (ad introitum mode 6)Alleluia (ad introitum mode 6)
  59. 🔍 18% Ave Maria (Tractus)Ave Maria (Tractus)
  60. 🔍 18% Omnes gentes plaudite (Intr)Omnes gentes plaudite (Intr)
  61. 🔍 18% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  62. 🔍 18% Lignum vitaeLignum vitae
  63. 🔍 18% Alleluia (ad offertorium mode 1)Alleluia (ad offertorium mode 1)
  64. 🔍 18% Intonuit de coeloIntonuit de coelo
  65. 🔍 18% Crucem tuamCrucem tuam