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% Ad Orationes IIAd Orationes II
  2. 🔍 82% Ad Orationes IAd Orationes I
  3. 🔍 48% Benedicamus VIIIBenedicamus VIII
  4. 🔍 47% Ad Pax DominiAd Pax Domini
  5. 🔍 43% Ad Praefationem in tono ferialiAd Praefationem in tono feriali
  6. 🔍 42% Ad Praefationem in tono solemniAd Praefationem in tono solemni
  7. 🔍 41% Dominus vobiscumDominus vobiscum
  8. 🔍 41% Pro orationibus - Tonus simplexPro orationibus - Tonus simplex
  9. 🔍 41% Pro orationibus - Tonus sollemnisPro orationibus - Tonus sollemnis
  10. 🔍 39% Psalmus alleluiaticus E *Psalmus alleluiaticus E *
  11. 🔍 39% Ad Pater nosterAd Pater noster
  12. 🔍 38% Ecce lignum CrucisEcce lignum Crucis
  13. 🔍 38% Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)Dominus vobiscum (Toni Orationem: Toni antiqui ad libitum: Tonus simplex.)
  14. 🔍 37% Ad EvangeliumAd Evangelium
  15. 🔍 37% Dominus vobiscumDominus vobiscum
  16. 🔍 37% Ad salutationem - 3Ad salutationem - 3
  17. 🔍 36% Ite IIte I
  18. 🔍 35% Psalmus responsorius E IPsalmus responsorius E I
  19. 🔍 35% Magnificat, 8G 8G* 8cMagnificat, 8G 8G* 8c
  20. 🔍 35% Toni Communes Ad Alleluia in Fine AntiphonarumToni Communes Ad Alleluia in Fine Antiphonarum
  21. 🔍 34% AlleluiaAlleluia
  22. 🔍 34% Ad te DomineAd te Domine
  23. 🔍 34% Versus litanici in cantu (Feria V / Sabbato sancto)Versus litanici in cantu (Feria V / Sabbato sancto)
  24. 🔍 34% Popule meusPopule meus
  25. 🔍 34% Toni Communes Pneumata In Fine AntiphonarumToni Communes Pneumata In Fine Antiphonarum
  26. 🔍 34% Dominus vobiscum ... Sit nomen (A)Dominus vobiscum ... Sit nomen (A)
  27. 🔍 33% Versus litanici in cantu (Feria VI)Versus litanici in cantu (Feria VI)
  28. 🔍 33% Per omnia saecula saeculorum (2. Tonus ferialis)Per omnia saecula saeculorum (2. Tonus ferialis)
  29. 🔍 33% Dominus vobiscum ... Sit nomen (B)Dominus vobiscum ... Sit nomen (B)
  30. 🔍 33% UniversiUniversi
  31. 🔍 32% Dominus vobiscum ... Sursum corda (A. tonus simplex)Dominus vobiscum ... Sursum corda (A. tonus simplex)
  32. 🔍 32% Gloria PatriGloria Patri
  33. 🔍 32% Benignitatem fecit DominusBenignitatem fecit Dominus
  34. 🔍 32% Hosanna in excelsisHosanna in excelsis
  35. 🔍 31% The Reproaches (10)The Reproaches (10)
  36. 🔍 31% Qui te exspectantQui te exspectant
  37. 🔍 31% Per omnia saecula saeculorum (1. Tonus solemnis)Per omnia saecula saeculorum (1. Tonus solemnis)
  38. 🔍 31% Dominus vobiscum 3aDominus vobiscum 3a
  39. 🔍 31% Dominus vobiscum ... Benedicat vosDominus vobiscum ... Benedicat vos
  40. 🔍 30% Toni Praefationum (1. Tonus solemnis)Toni Praefationum (1. Tonus solemnis)
  41. 🔍 30% Tonus ITonus I
  42. 🔍 30% Toni Communes Ad Alleluia In Fine ResponsoriumToni Communes Ad Alleluia In Fine Responsorium
  43. 🔍 30% Toni Praefationum (2. Tonus ferialis)Toni Praefationum (2. Tonus ferialis)
  44. 🔍 30% Ecce lignum CrucisEcce lignum Crucis
  45. 🔍 30% Dominus vobiscum ... Sursum corda (A. tonus simplex)Dominus vobiscum ... Sursum corda (A. tonus simplex)
  46. 🔍 30% Ite VIte V
  47. 🔍 30% Praefatio ferialis de sacratissimo Corde IesuPraefatio ferialis de sacratissimo Corde Iesu
  48. 🔍 30% Per omnia saecula saeculorum (3. Tonus solemnior)Per omnia saecula saeculorum (3. Tonus solemnior)
  49. 🔍 30% Toni Praefationum (3. Tonus solemnior)Toni Praefationum (3. Tonus solemnior)
  50. 🔍 30% AlleluiaAlleluia
  51. 🔍 30% Dominus vobiscum 3bDominus vobiscum 3b
  52. 🔍 29% Dominus vobiscumDominus vobiscum
  53. 🔍 29% Per omnia ... Pax DominiPer omnia ... Pax Domini
  54. 🔍 29% Dominus vobiscum ... Sursum corda (B. tonus sollemnis)Dominus vobiscum ... Sursum corda (B. tonus sollemnis)
  55. 🔍 29% Psalmus 24Psalmus 24
  56. 🔍 28% Psalmus 84Psalmus 84
  57. 🔍 28% Tonus II*Tonus II*
  58. 🔍 28% Vox claraVox clara
  59. 🔍 28% Praefatio solemnis de Epiphania DominiPraefatio solemnis de Epiphania Domini
  60. 🔍 28% Dominus vobiscumDominus vobiscum
  61. 🔍 28% Dominus vobiscumDominus vobiscum
  62. 🔍 28% Dominus vobiscumDominus vobiscum
  63. 🔍 28% Ite VIIte VI
  64. 🔍 28% Gloria (Introits tone 1)Gloria (Introits tone 1)
  65. 🔍 28% Praefatio ferialis de Nativitate DominiPraefatio ferialis de Nativitate Domini