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% Quomodo sedet solaQuomodo sedet sola
  2. 🔍 75% Quomodo sedet solaQuomodo sedet sola
  3. 🔍 69% Incipit lamentatio Jeremiae ProphetaeIncipit lamentatio Jeremiae Prophetae
  4. 🔍 68% Lamentatio ILamentatio I
  5. 🔍 65% Matribus suis Matribus suis
  6. 🔍 54% Vau. Et egressus estVau. Et egressus est
  7. 🔍 52% Quomodo obscuratum estQuomodo obscuratum est
  8. 🔍 51% Vau. Et egressus estVau. Et egressus est
  9. 🔍 51% Vidimus stellamVidimus stellam
  10. 🔍 49% De Lamentatione...HethDe Lamentatione...Heth
  11. 🔍 49% Cogitavit DominusCogitavit Dominus
  12. 🔍 48% Gloria lausGloria laus
  13. 🔍 48% Lauda SionLauda Sion
  14. 🔍 47% Vau et egressus estVau et egressus est
  15. 🔍 47% Laudate DeumLaudate Deum
  16. 🔍 47% Tulerunt JesumTulerunt Jesum
  17. 🔍 47% Verbum supernum prodiens necVerbum supernum prodiens nec
  18. 🔍 46% Quomodo obscuratum estQuomodo obscuratum est
  19. 🔍 45% Vidimus stellamVidimus stellam
  20. 🔍 45% Descendit JesusDescendit Jesus
  21. 🔍 45% Vexilla Regis prodeunt (tempore passionis)Vexilla Regis prodeunt (tempore passionis)
  22. 🔍 45% Ego vir vidensEgo vir videns
  23. 🔍 44% Lamed Matribus suis dixeruntLamed Matribus suis dixerunt
  24. 🔍 43% O Caput cruentatumO Caput cruentatum
  25. 🔍 43% Exsultet gaudioExsultet gaudio
  26. 🔍 42% Pange lingua... Corporis (alter tonus)Pange lingua... Corporis (alter tonus)
  27. 🔍 42% Lamentatio VIILamentatio VII
  28. 🔍 42% Jod Manum suam misitJod Manum suam misit
  29. 🔍 41% Lamentatio VLamentatio V
  30. 🔍 41% Sacris solemniisSacris solemniis
  31. 🔍 41% Vere tu esVere tu es
  32. 🔍 41% Christus factus estChristus factus est
  33. 🔍 40% Ego sum resurrectioEgo sum resurrectio
  34. 🔍 40% Confitebor tibi... DeusConfitebor tibi... Deus
  35. 🔍 39% Factus est repenteFactus est repente
  36. 🔍 39% Lamentatio VILamentatio VI
  37. 🔍 39% Gaude Mater EcclesiaGaude Mater Ecclesia
  38. 🔍 39% Factus est repenteFactus est repente
  39. 🔍 38% Lamentatio IVLamentatio IV
  40. 🔍 38% Lamentatio IILamentatio II
  41. 🔍 38% Factus est repente... alleluiaFactus est repente... alleluia
  42. 🔍 37% Ecce advenitEcce advenit
  43. 🔍 37% Multifarie olimMultifarie olim
  44. 🔍 36% Lamentatio VIIILamentatio VIII
  45. 🔍 36% Jubilate Deo universaJubilate Deo universa
  46. 🔍 36% Sacris solemniis (another chant)Sacris solemniis (another chant)
  47. 🔍 35% Lamentatio IIILamentatio III
  48. 🔍 35% CollegeruntCollegerunt
  49. 🔍 33% Manum suam misit hostisManum suam misit hostis
  50. 🔍 30% Kyrie XIKyrie XI
  51. 🔍 30% Lamentationes 5.1 Incipit lamentatio Ieremiae ProphetaeLamentationes 5.1 Incipit lamentatio Ieremiae Prophetae
  52. 🔍 29% PosuistiPosuisti
  53. 🔍 29% Reges TharsisReges Tharsis
  54. 🔍 29% Venite exsultemus (pro defunc.)Venite exsultemus (pro defunc.)
  55. 🔍 29% Dicit DominusDicit Dominus
  56. 🔍 28% Venite exsultemus (mode 6a simplex)Venite exsultemus (mode 6a simplex)
  57. 🔍 28% Lamentationes 5.2 Daleth. Viae Sion lugentLamentationes 5.2 Daleth. Viae Sion lugent
  58. 🔍 27% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  59. 🔍 27% Passio DNJC secundum MatthaeumPassio DNJC secundum Matthaeum
  60. 🔍 27% Passio DNJC secundum LucamPassio DNJC secundum Lucam
  61. 🔍 26% O lux beata CaelitumO lux beata Caelitum
  62. 🔍 26% Venite exultemus VIIVenite exultemus VII
  63. 🔍 26% Venite exsultemus (mode 7a solemnis)Venite exsultemus (mode 7a solemnis)
  64. 🔍 26% O lux beata CaelitumO lux beata Caelitum
  65. 🔍 26% Alma RedemptorisAlma Redemptoris