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 portasTollite portas
  2. 🔍 64% Tollite portasTollite portas
  3. 🔍 40% Tollite portasTollite portas
  4. 🔍 40% Erit mihiErit mihi
  5. 🔍 37% Aedificavit MoysesAedificavit Moyses
  6. 🔍 37% Non est hicNon est hic
  7. 🔍 34% Tollite portasTollite portas
  8. 🔍 34% Elevamini portaeElevamini portae
  9. 🔍 33% Qui habitatQui habitat
  10. 🔍 30% Erexit JacobErexit Jacob
  11. 🔍 30% Tollite portasTollite portas
  12. 🔍 29% Elevamini portae aeternalesElevamini portae aeternales
  13. 🔍 29% Adorate DeumAdorate Deum
  14. 🔍 29% Adorate DominumAdorate Dominum
  15. 🔍 28% Jesus cum essetJesus cum esset
  16. 🔍 28% ElevaminiElevamini
  17. 🔍 28% Notum fecit Dominus alleluiaNotum fecit Dominus alleluia
  18. 🔍 27% Alleluia (Dominica ad Nonam)Alleluia (Dominica ad Nonam)
  19. 🔍 27% Vidit JacobVidit Jacob
  20. 🔍 27% Emitte spiritum tuumEmitte spiritum tuum
  21. 🔍 27% Ipse invocabit meIpse invocabit me
  22. 🔍 26% Quam admirabileQuam admirabile
  23. 🔍 26% Benedicta gloria DominiBenedicta gloria Domini
  24. 🔍 26% Alleluia alleluia alleluia (Quinta T.P. in II Nocturno) Alleluia alleluia alleluia (Quinta T.P. in II Nocturno)
  25. 🔍 25% Redemit ... eosRedemit ... eos
  26. 🔍 25% Tollite portasTollite portas
  27. 🔍 25% Templum DominiTemplum Domini
  28. 🔍 25% Qui operatur justitiamQui operatur justitiam
  29. 🔍 25% Principes populorumPrincipes populorum
  30. 🔍 25% Alleluia noli flere MariaAlleluia noli flere Maria
  31. 🔍 25% Tollite portasTollite portas
  32. 🔍 24% Ego dormiviEgo dormivi
  33. 🔍 24% Alleluia, lapis revolutus estAlleluia, lapis revolutus est
  34. 🔍 24% Inclina DomineInclina Domine
  35. 🔍 24% Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)Alleluia alleluia alleluia (Quinta T.P. in III Nocturno)
  36. 🔍 24% Alleluia quem quaeris mulierAlleluia quem quaeris mulier
  37. 🔍 24% Cantate Domino et benediciteCantate Domino et benedicite
  38. 🔍 23% Amavit eum ... et ad portasAmavit eum ... et ad portas
  39. 🔍 23% Constitues eosConstitues eos
  40. 🔍 23% Domine iste SanctusDomine iste Sanctus
  41. 🔍 23% Specie tuaSpecie tua
  42. 🔍 23% Tollite portasTollite portas
  43. 🔍 23% Deus deorumDeus deorum
  44. 🔍 23% In lege DominiIn lege Domini
  45. 🔍 23% Astiterunt reges terraeAstiterunt reges terrae
  46. 🔍 23% Hic accipietHic accipiet
  47. 🔍 22% Tollite iugum meumTollite iugum meum
  48. 🔍 22% Beatus vir qui in lege ... voluntasBeatus vir qui in lege ... voluntas
  49. 🔍 22% HabitabitHabitabit
  50. 🔍 22% Astiterunt reges terraeAstiterunt reges terrae
  51. 🔍 22% Angelus Archangelus (t.p.)Angelus Archangelus (t.p.)
  52. 🔍 22% Voce meaVoce mea
  53. 🔍 22% In dedicatione templiIn dedicatione templi
  54. 🔍 22% Factus est repenteFactus est repente
  55. 🔍 22% Aedificavit DeusAedificavit Deus
  56. 🔍 22% Postulavi Patrem meumPostulavi Patrem meum
  57. 🔍 22% O quam pulchra estO quam pulchra est
  58. 🔍 22% Credo videreCredo videre
  59. 🔍 22% Fundata estFundata est
  60. 🔍 22% Dilexit AndreamDilexit Andream
  61. 🔍 22% In universa terraIn universa terra
  62. 🔍 22% Orietur diebusOrietur diebus
  63. 🔍 22% Confirma hoc DeusConfirma hoc Deus
  64. 🔍 22% Credo videreCredo videre
  65. 🔍 22% Fluminis impetusFluminis impetus