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% Tollite HostiasTollite Hostias
  2. 🔍 52% Tollite hostiasTollite hostias
  3. 🔍 40% Tollite hostiasTollite hostias
  4. 🔍 23% Tollite hostiasTollite hostias
  5. 🔍 22% Adorna ThalamumAdorna Thalamum
  6. 🔍 19% RedemptionemRedemptionem
  7. 🔍 19% In splendoribusIn splendoribus
  8. 🔍 19% Benedicimus DeumBenedicimus Deum
  9. 🔍 19% Fidelis servus (Com.)Fidelis servus (Com.)
  10. 🔍 19% In te speraviIn te speravi
  11. 🔍 18% Ecce vicit leoEcce vicit leo
  12. 🔍 18% VidimusVidimus
  13. 🔍 18% Beatus vir qui timet (All.)Beatus vir qui timet (All.)
  14. 🔍 18% Dum sacerdotum celebrant fidelesDum sacerdotum celebrant fideles
  15. 🔍 18% Tollite PortasTollite Portas
  16. 🔍 18% Protector nosterProtector noster
  17. 🔍 18% Qui mihi ministratQui mihi ministrat
  18. 🔍 18% Et valde mane (cum cantico Benedictus)Et valde mane (cum cantico Benedictus)
  19. 🔍 17% Eram quasi agnusEram quasi agnus
  20. 🔍 17% Sacerdotes SionSacerdotes Sion
  21. 🔍 17% Simon JoannisSimon Joannis
  22. 🔍 17% Gaudete cum alleluiaGaudete cum alleluia
  23. 🔍 17% SanctusSanctus
  24. 🔍 17% Cantate DominoCantate Domino
  25. 🔍 17% Simon Joannis (+ T.P.)Simon Joannis (+ T.P.)
  26. 🔍 17% BenedictaBenedicta
  27. 🔍 16% VoveteVovete
  28. 🔍 16% O vos omnesO vos omnes
  29. 🔍 16% ExsultetExsultet
  30. 🔍 16% Data est mihiData est mihi
  31. 🔍 16% Ad te DomineAd te Domine
  32. 🔍 16% Exaltabo teExaltabo te
  33. 🔍 16% O Magnum MysteriumO Magnum Mysterium
  34. 🔍 16% SperaSpera
  35. 🔍 16% De FructuDe Fructu
  36. 🔍 16% Ad DominumAd Dominum
  37. 🔍 16% Christe pastorum (Pro Papa)Christe pastorum (Pro Papa)
  38. 🔍 16% Adorna thalamumAdorna thalamum
  39. 🔍 16% Dico vobisDico vobis
  40. 🔍 16% Anima... sicut passerAnima... sicut passer
  41. 🔍 16% Beatam me dicent (alleluia)Beatam me dicent (alleluia)
  42. 🔍 16% Dominus dixit ad meDominus dixit ad me
  43. 🔍 16% Ecce Dominus venietEcce Dominus veniet
  44. 🔍 16% Christe pastorum (Pro Episcopo)Christe pastorum (Pro Episcopo)
  45. 🔍 16% Dixit autem pater ad servosDixit autem pater ad servos
  46. 🔍 16% Scapulis SuisScapulis Suis
  47. 🔍 16% Christe pastorum (Pro Presbytero)Christe pastorum (Pro Presbytero)
  48. 🔍 15% Sanctus VIIISanctus VIII
  49. 🔍 15% Bonitas DominiBonitas Domini
  50. 🔍 15% Exultemus DeoExultemus Deo
  51. 🔍 15% Bonum est confidereBonum est confidere
  52. 🔍 15% Jubilate DeoJubilate Deo
  53. 🔍 15% Haec dies... ConfiteminiHaec dies... Confitemini
  54. 🔍 15% Una horaUna hora
  55. 🔍 15% Terribilis estTerribilis est
  56. 🔍 15% Sanctus XISanctus XI
  57. 🔍 15% Fidelis ServusFidelis Servus
  58. 🔍 15% QuotiescumqueQuotiescumque
  59. 🔍 15% Illuminare illuminare JerusalemIlluminare illuminare Jerusalem
  60. 🔍 15% Postquam surrexitPostquam surrexit
  61. 🔍 15% In excelso thronoIn excelso throno
  62. 🔍 15% Unam petii... Ut... visitemUnam petii... Ut... visitem
  63. 🔍 15% Domus meaDomus mea
  64. 🔍 15% Tollite hostiasTollite hostias
  65. 🔍 15% Unam petii... Ut... protegarUnam petii... Ut... protegar