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% HerodesHerodes
  2. 🔍 71% Magnus sanctus PaulusMagnus sanctus Paulus
  3. 🔍 70% Paraclitus SpiritusParaclitus Spiritus
  4. 🔍 69% Fac nos innocuamFac nos innocuam
  5. 🔍 61% Justi epulenturJusti epulentur
  6. 🔍 36% Herodes iratusHerodes iratus
  7. 🔍 32% Ego dilecto... dilectusEgo dilecto... dilectus
  8. 🔍 32% Herodes iratusHerodes iratus
  9. 🔍 30% Justi epulenturJusti epulentur
  10. 🔍 28% Benedicta et venerabilisBenedicta et venerabilis
  11. 🔍 27% Qui confiduntQui confidunt
  12. 🔍 27% EruditusEruditus
  13. 🔍 27% Fortitudo meaFortitudo mea
  14. 🔍 27% AedificansAedificans
  15. 🔍 26% Surrexit Dominus etSurrexit Dominus et
  16. 🔍 26% Posuisti Domine (Resp. Grad.)Posuisti Domine (Resp. Grad.)
  17. 🔍 26% DolorosaDolorosa
  18. 🔍 26% LoquebanturLoquebantur
  19. 🔍 26% SapientiaSapientia
  20. 🔍 26% Domine praevenistiDomine praevenisti
  21. 🔍 26% Herodes iratusHerodes iratus
  22. 🔍 25% Herodes iratusHerodes iratus
  23. 🔍 24% Ave Regina caelorumAve Regina caelorum
  24. 🔍 24% Domine Deus... qui repertusDomine Deus... qui repertus
  25. 🔍 24% DispersitDispersit
  26. 🔍 24% Laetamini in Domino (Off.)Laetamini in Domino (Off.)
  27. 🔍 23% Factus est repenteFactus est repente
  28. 🔍 23% Surrexit Dominus deSurrexit Dominus de
  29. 🔍 23% Justi epulentur (All.)Justi epulentur (All.)
  30. 🔍 23% Justus germinabitJustus germinabit
  31. 🔍 23% Si ambulemSi ambulem
  32. 🔍 23% Stetit Angelus (Off)Stetit Angelus (Off)
  33. 🔍 22% Diadema spineumDiadema spineum
  34. 🔍 22% Qui timent DominumQui timent Dominum
  35. 🔍 22% Justus ut palmaJustus ut palma
  36. 🔍 21% Tota pulchra es Maria (All)Tota pulchra es Maria (All)
  37. 🔍 21% Domine in virtuteDomine in virtute
  38. 🔍 21% Stetit PontifexStetit Pontifex
  39. 🔍 21% Averte faciemAverte faciem
  40. 🔍 21% Vado ad eum... sed quiaVado ad eum... sed quia
  41. 🔍 21% Gaude filiGaude fili
  42. 🔍 21% Mirabilis DominusMirabilis Dominus
  43. 🔍 20% In virtute tuaIn virtute tua
  44. 🔍 20% Factus est DominusFactus est Dominus
  45. 🔍 20% Mirabilis DominusMirabilis Dominus
  46. 🔍 20% In medio Ecclesiae all. all.In medio Ecclesiae all. all.
  47. 🔍 20% Sacerdos sitSacerdos sit
  48. 🔍 20% Anima meaAnima mea
  49. 🔍 20% In medio Ecclesiae all. all. all.In medio Ecclesiae all. all. all.
  50. 🔍 20% DeclinaboDeclinabo
  51. 🔍 20% DolorosaDolorosa
  52. 🔍 20% Qui posuit finesQui posuit fines
  53. 🔍 20% Custodi meCustodi me
  54. 🔍 20% ConfortaminiConfortamini
  55. 🔍 20% Dum complerenturDum complerentur
  56. 🔍 19% Veni Domine et noliVeni Domine et noli
  57. 🔍 19% Christi milesChristi miles
  58. 🔍 19% Laetatus sumLaetatus sum
  59. 🔍 19% Tenuisti manumTenuisti manum
  60. 🔍 19% Suscepimus DeusSuscepimus Deus
  61. 🔍 19% In ecclesiisIn ecclesiis
  62. 🔍 19% Beati qui habitantBeati qui habitant
  63. 🔍 19% Senex puerumSenex puerum
  64. 🔍 19% Miserere mei DeusMiserere mei Deus
  65. 🔍 18% Dicit Dominus SermonesDicit Dominus Sermones