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% Ipsi sum desponsataIpsi sum desponsata
  2. 🔍 64% Cujus pulchritudinemCujus pulchritudinem
  3. 🔍 60% Ipsi sum desponsataIpsi sum desponsata
  4. 🔍 50% Christus circumdedit meChristus circumdedit me
  5. 🔍 47% Ipsi soli servoIpsi soli servo
  6. 🔍 46% Ipsi sum desponsataIpsi sum desponsata
  7. 🔍 42% Discede a meDiscede a me
  8. 🔍 41% Jam corpus ejusJam corpus ejus
  9. 🔍 40% Induit me DominusInduit me Dominus
  10. 🔍 39% Mel et lacMel et lac
  11. 🔍 39% Posuit signumPosuit signum
  12. 🔍 35% Dexteram meamDexteram meam
  13. 🔍 27% Ipsi videruntIpsi viderunt
  14. 🔍 26% Amo ChristumAmo Christum
  15. 🔍 26% Dilexit AndreamDilexit Andream
  16. 🔍 25% Mel et lac ex ejus oreMel et lac ex ejus ore
  17. 🔍 25% Omnipotens adorandeOmnipotens adorande
  18. 🔍 25% Missus est GabrielMissus est Gabriel
  19. 🔍 25% Specie tuaSpecie tua
  20. 🔍 24% Biduo vivensBiduo vivens
  21. 🔍 23% Domine in virtuteDomine in virtute
  22. 🔍 23% Justus DominusJustus Dominus
  23. 🔍 23% Justus DominusJustus Dominus
  24. 🔍 23% Factus sumFactus sum
  25. 🔍 23% Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)Alleluia alleluia alleluia (Tertia T.P. in III Nocturno)
  26. 🔍 23% Nigra sum sed formosaNigra sum sed formosa
  27. 🔍 22% DelictaDelicta
  28. 🔍 22% Diem festum sacratissimae VirginisDiem festum sacratissimae Virginis
  29. 🔍 22% Cantate Domino et benediciteCantate Domino et benedicite
  30. 🔍 22% Voce meaVoce mea
  31. 🔍 22% O quam pulchra estO quam pulchra est
  32. 🔍 22% Dignum sibi DominusDignum sibi Dominus
  33. 🔍 22% Summa ingenuistasSumma ingenuistas
  34. 🔍 22% Ancilla Christi sumAncilla Christi sum
  35. 🔍 22% Quam admirabileQuam admirabile
  36. 🔍 22% Inclina DomineInclina Domine
  37. 🔍 22% Bonum certamenBonum certamen
  38. 🔍 22% Adorate DeumAdorate Deum
  39. 🔍 21% Nobile lignumNobile lignum
  40. 🔍 21% Mortuus sum et vitaMortuus sum et vita
  41. 🔍 21% Adorate Dominum omnes angeliAdorate Dominum omnes angeli
  42. 🔍 21% DeficitDeficit
  43. 🔍 21% Sana DomineSana Domine
  44. 🔍 21% Ingenua sumIngenua sum
  45. 🔍 21% Deus deorumDeus deorum
  46. 🔍 21% Exsurgat DeusExsurgat Deus
  47. 🔍 21% CustodiebantCustodiebant
  48. 🔍 21% Dirige DomineDirige Domine
  49. 🔍 21% Dominus Deus caeliDominus Deus caeli
  50. 🔍 21% Credo videreCredo videre
  51. 🔍 21% Ipsi videruntIpsi viderunt
  52. 🔍 21% Domine Dominus nosterDomine Dominus noster
  53. 🔍 20% Interrogatus te DominumInterrogatus te Dominum
  54. 🔍 20% Orietur diebusOrietur diebus
  55. 🔍 20% In pace factus estIn pace factus est
  56. 🔍 20% HabitabitHabitabit
  57. 🔍 20% Ne timeas a facie eorumNe timeas a facie eorum
  58. 🔍 20% Ego sum DominusEgo sum Dominus
  59. 🔍 20% Credo videreCredo videre
  60. 🔍 20% Adorate DominumAdorate Dominum
  61. 🔍 20% Dominus de coeloDominus de coelo
  62. 🔍 20% O ineffabiliem virumO ineffabiliem virum
  63. 🔍 20% Et ego primogenitumEt ego primogenitum
  64. 🔍 20% Vidisti DomineVidisti Domine
  65. 🔍 20% Cum redirentCum redirent