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% Dedisti mihiDedisti mihi
  2. 🔍 81% DedistiDedisti
  3. 🔍 80% Posuisti DominePosuisti Domine
  4. 🔍 77% Hic EdmundusHic Edmundus
  5. 🔍 77% FranciscusFranciscus
  6. 🔍 76% Posuisti Domine (All.)Posuisti Domine (All.)
  7. 🔍 73% Dedisti mihiDedisti mihi
  8. 🔍 73% FranciscusFranciscus
  9. 🔍 66% Posuisti Domine (All.)Posuisti Domine (All.)
  10. 🔍 61% FranciscusFranciscus
  11. 🔍 37% Posuisti Domine (All.)Posuisti Domine (All.)
  12. 🔍 35% ConcaluitConcaluit
  13. 🔍 34% LoquebanturLoquebantur
  14. 🔍 30% LoquebanturLoquebantur
  15. 🔍 29% Hic MartinusHic Martinus
  16. 🔍 27% Stetit pontifexStetit pontifex
  17. 🔍 27% Stetit PontifexStetit Pontifex
  18. 🔍 26% Ave Regina caelorumAve Regina caelorum
  19. 🔍 26% VerumtamenVerumtamen
  20. 🔍 26% AemulorAemulor
  21. 🔍 26% Justorum animae (Off.)Justorum animae (Off.)
  22. 🔍 26% De quacumqueDe quacumque
  23. 🔍 25% Ave Rex nosterAve Rex noster
  24. 🔍 25% Viri GalilaeiViri Galilaei
  25. 🔍 25% Optime PaterOptime Pater
  26. 🔍 25% Inclinet DominusInclinet Dominus
  27. 🔍 25% Verbo DominiVerbo Domini
  28. 🔍 25% Stetit Angelus (Off)Stetit Angelus (Off)
  29. 🔍 24% Felix namque esFelix namque es
  30. 🔍 24% Justorum animaeJustorum animae
  31. 🔍 24% Stetit AngelusStetit Angelus
  32. 🔍 23% Angelus Domini descenditAngelus Domini descendit
  33. 🔍 23% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  34. 🔍 23% Benedictus esBenedictus es
  35. 🔍 22% Stetit Angelus (Off, verses)Stetit Angelus (Off, verses)
  36. 🔍 22% Stetit Angelus (Off)Stetit Angelus (Off)
  37. 🔍 22% Te saeculorum PrincipemTe saeculorum Principem
  38. 🔍 22% Rogavi pro teRogavi pro te
  39. 🔍 22% Justorum animaeJustorum animae
  40. 🔍 22% Juravit DominusJuravit Dominus
  41. 🔍 21% Ite IIIte II
  42. 🔍 21% Alleluia (T.P. Invitatorium)Alleluia (T.P. Invitatorium)
  43. 🔍 21% Ave Rex nosterAve Rex noster
  44. 🔍 21% Quomodo fiet istudQuomodo fiet istud
  45. 🔍 21% Ave Rex nosterAve Rex noster
  46. 🔍 21% Stetit PontifexStetit Pontifex
  47. 🔍 21% Quem quaeritisQuem quaeritis
  48. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  49. 🔍 21% Beata nobis gaudiaBeata nobis gaudia
  50. 🔍 21% Quae est ista quae progrediturQuae est ista quae progreditur
  51. 🔍 21% Inclinet DominusInclinet Dominus
  52. 🔍 21% Fac nos innocuamFac nos innocuam
  53. 🔍 20% Surrexit Dominus etSurrexit Dominus et
  54. 🔍 20% Viri GalilaeiViri Galilaei
  55. 🔍 20% LoquebanturLoquebantur
  56. 🔍 20% Felix namque esFelix namque es
  57. 🔍 20% Isti sunt duae olivaeIsti sunt duae olivae
  58. 🔍 20% Ego sum pastorEgo sum pastor
  59. 🔍 20% Quam magnaQuam magna
  60. 🔍 20% Propitius estoPropitius esto
  61. 🔍 20% Te saeculorum PrincipemTe saeculorum Principem
  62. 🔍 19% Justi epulentur (All.)Justi epulentur (All.)
  63. 🔍 19% Repleti fructuRepleti fructu
  64. 🔍 19% Audita est quasi voxAudita est quasi vox
  65. 🔍 19% Ego dilecto... dilectusEgo dilecto... dilectus