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% Descendit JesusDescendit Jesus
  2. 🔍 62% Vidimus stellamVidimus stellam
  3. 🔍 61% Gloria lausGloria laus
  4. 🔍 56% Tulerunt JesumTulerunt Jesum
  5. 🔍 54% Descendit JesusDescendit Jesus
  6. 🔍 54% Verbum supernum prodiens necVerbum supernum prodiens nec
  7. 🔍 53% Laudate DeumLaudate Deum
  8. 🔍 53% Vere tu esVere tu es
  9. 🔍 53% Vidimus stellamVidimus stellam
  10. 🔍 52% Confitebor tibi... DeusConfitebor tibi... Deus
  11. 🔍 49% Vexilla Regis prodeunt (tempore passionis)Vexilla Regis prodeunt (tempore passionis)
  12. 🔍 47% Ego vir vidensEgo vir videns
  13. 🔍 47% Christus factus estChristus factus est
  14. 🔍 47% Pange lingua... Corporis (alter tonus)Pange lingua... Corporis (alter tonus)
  15. 🔍 47% Gaude Mater EcclesiaGaude Mater Ecclesia
  16. 🔍 47% Exsultet gaudioExsultet gaudio
  17. 🔍 46% Quomodo obscuratum estQuomodo obscuratum est
  18. 🔍 45% Quomodo sedet solaQuomodo sedet sola
  19. 🔍 45% Ego sum resurrectioEgo sum resurrectio
  20. 🔍 44% Lamentatio VIILamentatio VII
  21. 🔍 44% Jubilate Deo universaJubilate Deo universa
  22. 🔍 43% Factus est repenteFactus est repente
  23. 🔍 43% O Caput cruentatumO Caput cruentatum
  24. 🔍 42% Factus est repenteFactus est repente
  25. 🔍 42% Quomodo obscuratum estQuomodo obscuratum est
  26. 🔍 41% Ecce advenitEcce advenit
  27. 🔍 41% Factus est repente... alleluiaFactus est repente... alleluia
  28. 🔍 40% Matribus suis Matribus suis
  29. 🔍 40% Multifarie olimMultifarie olim
  30. 🔍 40% Lamentatio VILamentatio VI
  31. 🔍 39% Sacris solemniisSacris solemniis
  32. 🔍 39% Lauda SionLauda Sion
  33. 🔍 39% Kyrie XIKyrie XI
  34. 🔍 38% Dicit DominusDicit Dominus
  35. 🔍 36% Quomodo sedet solaQuomodo sedet sola
  36. 🔍 36% Descendit Jesus (Comm.)Descendit Jesus (Comm.)
  37. 🔍 36% Sacris solemniis (another chant)Sacris solemniis (another chant)
  38. 🔍 36% Confirmatum est cor VirginisConfirmatum est cor Virginis
  39. 🔍 36% PosuistiPosuisti
  40. 🔍 34% Incipit lamentatio Jeremiae ProphetaeIncipit lamentatio Jeremiae Prophetae
  41. 🔍 34% Lamentatio ILamentatio I
  42. 🔍 34% De Lamentatione...HethDe Lamentatione...Heth
  43. 🔍 33% Descendit Jesus (II)Descendit Jesus (II)
  44. 🔍 33% Vau. Et egressus estVau. Et egressus est
  45. 🔍 33% Descendit JesusDescendit Jesus
  46. 🔍 33% Lamed Matribus suis dixeruntLamed Matribus suis dixerunt
  47. 🔍 32% CollegeruntCollegerunt
  48. 🔍 32% Lamentatio VLamentatio V
  49. 🔍 32% Reges TharsisReges Tharsis
  50. 🔍 31% VidebuntVidebunt
  51. 🔍 31% Jod Manum suam misitJod Manum suam misit
  52. 🔍 31% Descendit Jesus (I)Descendit Jesus (I)
  53. 🔍 31% Vau. Et egressus estVau. Et egressus est
  54. 🔍 30% Lamentatio VIIILamentatio VIII
  55. 🔍 30% Salvatorem mundiSalvatorem mundi
  56. 🔍 29% Cogitavit DominusCogitavit Dominus
  57. 🔍 29% Ave Maris StellaAve Maris Stella
  58. 🔍 29% Descendit Iesus cum eisDescendit Iesus cum eis
  59. 🔍 28% Laetamini in DominoLaetamini in Domino
  60. 🔍 28% Descendit Jesus cum eis (Ant.)Descendit Jesus cum eis (Ant.)
  61. 🔍 28% Descendit Jesus cum eisDescendit Jesus cum eis
  62. 🔍 28% Descendit Jesus cum eisDescendit Jesus cum eis
  63. 🔍 27% Lamentatio IVLamentatio IV
  64. 🔍 27% Vau et egressus estVau et egressus est
  65. 🔍 26% Descendit Iesus cum eisDescendit Iesus cum eis