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% Tunc Valerianus perrexit adTunc Valerianus perrexit ad
  2. 🔍 46% Nos scientes sanctum nomenNos scientes sanctum nomen
  3. 🔍 35% Credimus Christum FiliumCredimus Christum Filium
  4. 🔍 34% Expansis manibus orabatExpansis manibus orabat
  5. 🔍 33% Fiat DomineFiat Domine
  6. 🔍 32% Valerianus in cubiculoValerianus in cubiculo
  7. 🔍 32% Domine Jesu Christe (Ant.)Domine Jesu Christe (Ant.)
  8. 🔍 30% Caecilia virgo AlmachiumCaecilia virgo Almachium
  9. 🔍 30% Beata Caecilia dixit adBeata Caecilia dixit ad
  10. 🔍 29% Cilicio CaeciliaCilicio Caecilia
  11. 🔍 28% Caecilia me misitCaecilia me misit
  12. 🔍 28% O beata CaeciliaO beata Caecilia
  13. 🔍 25% Virgo gloriosaVirgo gloriosa
  14. 🔍 25% Agatha sanctaAgatha sancta
  15. 🔍 24% Cilicio CaeciliaCilicio Caecilia
  16. 🔍 22% Caeciliam intra cubiculumCaeciliam intra cubiculum
  17. 🔍 21% Si ignem adhibeasSi ignem adhibeas
  18. 🔍 21% Valerianus in cubiculoValerianus in cubiculo
  19. 🔍 21% Valerianus in cubiculoValerianus in cubiculo
  20. 🔍 21% Tunc invocabisTunc invocabis
  21. 🔍 20% Tunc sub patenti specieTunc sub patenti specie
  22. 🔍 19% Tunc invocabisTunc invocabis
  23. 🔍 19% Agathes laetissimaAgathes laetissima
  24. 🔍 19% Valerianus in cubiculoValerianus in cubiculo
  25. 🔍 19% Tunc invocabisTunc invocabis
  26. 🔍 18% Est secretumEst secretum
  27. 🔍 18% Tunc invocabisTunc invocabis
  28. 🔍 18% Tunc invocabisTunc invocabis
  29. 🔍 18% Tunc assumpsitTunc assumpsit
  30. 🔍 18% Valerianus in cubiculoValerianus in cubiculo
  31. 🔍 18% Unus ex duobusUnus ex duobus
  32. 🔍 18% Tunc assumpsitTunc assumpsit
  33. 🔍 18% Tunc assumpsit eumTunc assumpsit eum
  34. 🔍 17% Tunc acceptabisTunc acceptabis
  35. 🔍 17% Tunc assumpsit eumTunc assumpsit eum
  36. 🔍 17% Voce meaVoce mea
  37. 🔍 17% Tunc surrexeruntTunc surrexerunt
  38. 🔍 16% Tunc acceptabis sacrificiumTunc acceptabis sacrificium
  39. 🔍 16% O beata CaeciliaO beata Caecilia
  40. 🔍 16% Tunc assumpsit eumTunc assumpsit eum
  41. 🔍 16% Consurgens JosephConsurgens Joseph
  42. 🔍 16% Gaudete omnes Gaudete omnes
  43. 🔍 16% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  44. 🔍 16% Adorate DominumAdorate Dominum
  45. 🔍 16% Venite post meVenite post me
  46. 🔍 16% Sitivit ... ad DeumSitivit ... ad Deum
  47. 🔍 16% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  48. 🔍 16% Justus DominusJustus Dominus
  49. 🔍 16% Martine par ApostolisMartine par Apostolis
  50. 🔍 16% Fecit mihi magnaFecit mihi magna
  51. 🔍 15% Deus deorumDeus deorum
  52. 🔍 15% Introibo ad altareIntroibo ad altare
  53. 🔍 15% Vidi aquam (B)Vidi aquam (B)
  54. 🔍 15% HumiliavitHumiliavit
  55. 🔍 15% MartinusMartinus
  56. 🔍 15% Frange Frange
  57. 🔍 15% Igne me examinastiIgne me examinasti
  58. 🔍 15% Agathes laetissimaAgathes laetissima
  59. 🔍 15% Sanctae Trinitatis fidemSanctae Trinitatis fidem
  60. 🔍 15% Ego autem constitutusEgo autem constitutus
  61. 🔍 15% Ad omniaAd omnia
  62. 🔍 15% Tamquam aurumTamquam aurum
  63. 🔍 15% Passio Domini nostri Jesu Christi secundum Matthaeum - ANNO APassio Domini nostri Jesu Christi secundum Matthaeum - ANNO A
  64. 🔍 15% Hoc signum crucisHoc signum crucis
  65. 🔍 15% Venite adoremus eumVenite adoremus eum