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% Aestimatus sumAestimatus sum
  2. 🔍 62% Quem vidistisQuem vidistis
  3. 🔍 48% Sicut ovisSicut ovis
  4. 🔍 46% Sicut dilexit meSicut dilexit me
  5. 🔍 42% Aestimatus sumAestimatus sum
  6. 🔍 42% Fidelis servus et prudens (Resp.)Fidelis servus et prudens (Resp.)
  7. 🔍 37% Ecce quomodo moriturEcce quomodo moritur
  8. 🔍 37% Tota pulchra es amica meaTota pulchra es amica mea
  9. 🔍 37% Benedicimus DeumBenedicimus Deum
  10. 🔍 36% Qui LazarumQui Lazarum
  11. 🔍 36% Credo VICredo VI
  12. 🔍 35% SenioresSeniores
  13. 🔍 34% Ave Rex nosterAve Rex noster
  14. 🔍 34% In salutariIn salutari
  15. 🔍 34% Animam meamAnimam meam
  16. 🔍 34% Repleta estRepleta est
  17. 🔍 33% TradideruntTradiderunt
  18. 🔍 33% Aestimatus sumAestimatus sum
  19. 🔍 33% CaligaveruntCaligaverunt
  20. 🔍 33% Hodie beata VirgoHodie beata Virgo
  21. 🔍 33% Velum templiVelum templi
  22. 🔍 32% Facta estFacta est
  23. 🔍 32% Facta est cum AngeloFacta est cum Angelo
  24. 🔍 32% Incipit Oratio Jeremiae Prophetae (ad libitum)Incipit Oratio Jeremiae Prophetae (ad libitum)
  25. 🔍 31% Feci judiciumFeci judicium
  26. 🔍 31% Memento nostriMemento nostri
  27. 🔍 31% Gloria (ad lib.) II.Gloria (ad lib.) II.
  28. 🔍 31% Si quis diligit meSi quis diligit me
  29. 🔍 31% Si quis diligit meSi quis diligit me
  30. 🔍 30% Petite cum AlleluiaPetite cum Alleluia
  31. 🔍 30% TenebraeTenebrae
  32. 🔍 30% Eram quasi agnusEram quasi agnus
  33. 🔍 30% Exaudi Domine... adjutorExaudi Domine... adjutor
  34. 🔍 30% MemorareMemorare
  35. 🔍 29% O crux splendidiorO crux splendidior
  36. 🔍 29% Benedicite omnes AngeliBenedicite omnes Angeli
  37. 🔍 29% Ecce stoEcce sto
  38. 🔍 29% Domine Jesu ChristeDomine Jesu Christe
  39. 🔍 29% Laetare JerusalemLaetare Jerusalem
  40. 🔍 29% O magnum mysteriumO magnum mysterium
  41. 🔍 29% Posuerunt mortalia (Com.)Posuerunt mortalia (Com.)
  42. 🔍 29% Te decet laus IITe decet laus II
  43. 🔍 29% Ecce vicit leoEcce vicit leo
  44. 🔍 28% A solis ortus cardineA solis ortus cardine
  45. 🔍 28% Te Deum PatremTe Deum Patrem
  46. 🔍 28% O nimis felixO nimis felix
  47. 🔍 28% In paradisumIn paradisum
  48. 🔍 28% Memor fuiMemor fui
  49. 🔍 28% Cum complerenturCum complerentur
  50. 🔍 28% O sola magnarumO sola magnarum
  51. 🔍 28% Gloria (ad lib.) III / III BGloria (ad lib.) III / III B
  52. 🔍 28% Fili quid fecisti (Com.)Fili quid fecisti (Com.)
  53. 🔍 28% Domine Jesu Christe (Off.)Domine Jesu Christe (Off.)
  54. 🔍 28% Ecce DeusEcce Deus
  55. 🔍 28% Esto mihiEsto mihi
  56. 🔍 28% Tenuisti manumTenuisti manum
  57. 🔍 28% Crudelis Herodes DeumCrudelis Herodes Deum
  58. 🔍 28% Serve boneServe bone
  59. 🔍 27% Sciens JesusSciens Jesus
  60. 🔍 27% Triduanas a DominoTriduanas a Domino
  61. 🔍 27% In aeternumIn aeternum
  62. 🔍 27% Dominus fortitudoDominus fortitudo
  63. 🔍 27% ExsurgeExsurge
  64. 🔍 27% Unus panisUnus panis
  65. 🔍 27% Ex Sion speciesEx Sion species