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% Qui cherubimQui cherubim
  2. 🔍 19% Peccata mea (Resp.)Peccata mea (Resp.)
  3. 🔍 19% Laeta QuiesLaeta Quies
  4. 🔍 19% Inclitos Christi famulosInclitos Christi famulos
  5. 🔍 19% Ita Missa Est...AlleluiaIta Missa Est...Alleluia
  6. 🔍 19% A solis ortu... HieronymeA solis ortu... Hieronyme
  7. 🔍 18% Dum sacerdotumDum sacerdotum
  8. 🔍 18% Venite exultemus IV GVenite exultemus IV G
  9. 🔍 17% Decora lux aeternitatis (Alter tonus)Decora lux aeternitatis (Alter tonus)
  10. 🔍 17% aeterna Christi munera Apostolorumaeterna Christi munera Apostolorum
  11. 🔍 17% Improperium... simul contristareturImproperium... simul contristaretur
  12. 🔍 17% Rogamus teRogamus te
  13. 🔍 17% A solis ortus cardineA solis ortus cardine
  14. 🔍 17% Decora lux aeternitatis (another chant)Decora lux aeternitatis (another chant)
  15. 🔍 17% Proclamatio Nativitas DNIC (Octavo Kalendas ianuarii)Proclamatio Nativitas DNIC (Octavo Kalendas ianuarii)
  16. 🔍 17% Stella maris o MariaStella maris o Maria
  17. 🔍 17% Hostis Herodes impieHostis Herodes impie
  18. 🔍 17% Rogamus teRogamus te
  19. 🔍 16% MemorareMemorare
  20. 🔍 16% Gloria IIGloria II
  21. 🔍 16% Responsum acceperat Simeon (Resp.)Responsum acceperat Simeon (Resp.)
  22. 🔍 16% Asperges me (ad lib.) III.Asperges me (ad lib.) III.
  23. 🔍 16% Illuminans AltissimusIlluminans Altissimus
  24. 🔍 16% Merito haec patimur (Resp.)Merito haec patimur (Resp.)
  25. 🔍 15% Laudes Crucis AttollamusLaudes Crucis Attollamus
  26. 🔍 15% Sanctificavit DominusSanctificavit Dominus
  27. 🔍 15% Aspiciebam (Resp.)Aspiciebam (Resp.)
  28. 🔍 15% Ecce nunc tempus (Resp.)Ecce nunc tempus (Resp.)
  29. 🔍 15% Moyses famulus Domini (Resp.)Moyses famulus Domini (Resp.)
  30. 🔍 15% Per memetipsum juravi (Resp.)Per memetipsum juravi (Resp.)
  31. 🔍 15% Virgo Israel (Resp.)Virgo Israel (Resp.)
  32. 🔍 15% Miserere mei Deus (cantus alter)Miserere mei Deus (cantus alter)
  33. 🔍 15% Praefatio ferialis de Ecclesiae DedicationePraefatio ferialis de Ecclesiae Dedicatione
  34. 🔍 15% Grata facta est (Resp.)Grata facta est (Resp.)
  35. 🔍 15% Lamentatio IILamentatio II
  36. 🔍 15% Veni praecelsa DominaVeni praecelsa Domina
  37. 🔍 15% VeritatemVeritatem
  38. 🔍 15% De profundis exclamantesDe profundis exclamantes
  39. 🔍 15% Corpora sanctorumCorpora sanctorum
  40. 🔍 14% Grates nunc omnesGrates nunc omnes
  41. 🔍 14% Montes GelboeMontes Gelboe
  42. 🔍 14% In principio Deus creavit (Resp.)In principio Deus creavit (Resp.)
  43. 🔍 14% Credo VIICredo VII
  44. 🔍 14% Credo in DeumCredo in Deum
  45. 🔍 14% Domine quando venerisDomine quando veneris
  46. 🔍 14% Gloria (Missa Votiva BMV)Gloria (Missa Votiva BMV)
  47. 🔍 14% Misericordias DominiMisericordias Domini
  48. 🔍 14% Protector nosterProtector noster
  49. 🔍 14% Clementissime DomineClementissime Domine
  50. 🔍 14% Recordare Domine testamentiRecordare Domine testamenti
  51. 🔍 14% Gloria VGloria V
  52. 🔍 14% Audit tyrannus anxiusAudit tyrannus anxius
  53. 🔍 14% Exaudisti DomineExaudisti Domine
  54. 🔍 14% Celsa potestasCelsa potestas
  55. 🔍 14% Angelus Domini vocavit (Resp.)Angelus Domini vocavit (Resp.)
  56. 🔍 14% Credo (Missa Regia I)Credo (Missa Regia I)
  57. 🔍 14% Qui me dignatus est (Resp.)Qui me dignatus est (Resp.)
  58. 🔍 14% Hodie Christus natus estHodie Christus natus est
  59. 🔍 14% Amicum quaeritAmicum quaerit
  60. 🔍 14% Confitebor tibi... in totoConfitebor tibi... in toto
  61. 🔍 14% Exsultet iam angelicaExsultet iam angelica
  62. 🔍 14% Ecce ego JoannesEcce ego Joannes
  63. 🔍 14% Te Matrem laudamusTe Matrem laudamus
  64. 🔍 14% Benedicta semperBenedicta semper
  65. 🔍 13% Levabo oculosLevabo oculos