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% Montes et collesMontes et colles
  2. 🔍 100% Montes et collesMontes et colles
  3. 🔍 74% Montes et collesMontes et colles
  4. 🔍 67% Montes et collesMontes et colles
  5. 🔍 66% Montes et collesMontes et colles
  6. 🔍 64% Montes et collesMontes et colles
  7. 🔍 63% Montes et collesMontes et colles
  8. 🔍 48% Montes et omnesMontes et omnes
  9. 🔍 48% Montes et omnesMontes et omnes
  10. 🔍 42% Ecce in nubibusEcce in nubibus
  11. 🔍 42% Ecce in nubibusEcce in nubibus
  12. 🔍 40% Erumpant montesErumpant montes
  13. 🔍 40% Erumpant montesErumpant montes
  14. 🔍 40% Dominus venietDominus veniet
  15. 🔍 40% Dominus venietDominus veniet
  16. 🔍 37% Montes et omnes collesMontes et omnes colles
  17. 🔍 37% Veniet Dominus et nonVeniet Dominus et non
  18. 🔍 37% Veniet Dominus et nonVeniet Dominus et non
  19. 🔍 36% In illa dieIn illa die
  20. 🔍 35% Levabit DominusLevabit Dominus
  21. 🔍 35% Levabit DominusLevabit Dominus
  22. 🔍 35% Ecce Dominus venietEcce Dominus veniet
  23. 🔍 35% Ecce Dominus venietEcce Dominus veniet
  24. 🔍 35% Ecce veniet desideratusEcce veniet desideratus
  25. 🔍 35% Ecce veniet desideratusEcce veniet desideratus
  26. 🔍 35% Libera nos Deus (Mode 1f)Libera nos Deus (Mode 1f)
  27. 🔍 35% Dabo in SionDabo in Sion
  28. 🔍 35% Dabo in SionDabo in Sion
  29. 🔍 34% De caelo venietDe caelo veniet
  30. 🔍 34% De caelo venietDe caelo veniet
  31. 🔍 34% Unus DominusUnus Dominus
  32. 🔍 34% Montes et omnes collesMontes et omnes colles
  33. 🔍 33% Qui perdiderit 1 (Mode 1f-de)Qui perdiderit 1 (Mode 1f-de)
  34. 🔍 33% Beata viscera... etBeata viscera... et
  35. 🔍 33% Hodie natus estHodie natus est
  36. 🔍 33% Multiplicabitur 1Multiplicabitur 1
  37. 🔍 33% Advenit ignisAdvenit ignis
  38. 🔍 33% Alleluia ego sum vitisAlleluia ego sum vitis
  39. 🔍 33% Ecce veniet DeusEcce veniet Deus
  40. 🔍 33% Ecce veniet DeusEcce veniet Deus
  41. 🔍 33% Rogabo PatremRogabo Patrem
  42. 🔍 33% Dicite PusillanimesDicite Pusillanimes
  43. 🔍 33% Dicite PusillanimesDicite Pusillanimes
  44. 🔍 33% Angelus Domini nuntiavitAngelus Domini nuntiavit
  45. 🔍 32% Qui perdiderit 1 (Mode 1f-dd)Qui perdiderit 1 (Mode 1f-dd)
  46. 🔍 32% Montes et omnes collesMontes et omnes colles
  47. 🔍 32% Veni Sancte SpiritusVeni Sancte Spiritus
  48. 🔍 32% Ierusalem gaudeIerusalem gaude
  49. 🔍 32% Si quis introieritSi quis introierit
  50. 🔍 32% Montes et omnes collesMontes et omnes colles
  51. 🔍 32% Modicum et nonModicum et non
  52. 🔍 32% Vado ad eum ... et nemoVado ad eum ... et nemo
  53. 🔍 32% Ne timeas MariaNe timeas Maria
  54. 🔍 32% Ne timeas MariaNe timeas Maria
  55. 🔍 32% Sacerdotes sanctiSacerdotes sancti
  56. 🔍 32% Multiplicabitur 1 (Mode 1g)Multiplicabitur 1 (Mode 1g)
  57. 🔍 32% A progenieA progenie
  58. 🔍 31% Exaudiat DominusExaudiat Dominus
  59. 🔍 31% Deus a LibanoDeus a Libano
  60. 🔍 31% Deus a LibanoDeus a Libano
  61. 🔍 31% Regi autemRegi autem
  62. 🔍 31% Simile est enim... negotiatoriSimile est enim... negotiatori
  63. 🔍 31% Intravit IesusIntravit Iesus
  64. 🔍 31% Omnipotens SermoOmnipotens Sermo
  65. 🔍 31% Omnipotens SermoOmnipotens Sermo