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% Benedictio DeiBenedictio Dei
  2. 🔍 80% DeclinaboDeclinabo
  3. 🔍 50% DeclinaboDeclinabo
  4. 🔍 27% Justorum animae (Off.)Justorum animae (Off.)
  5. 🔍 26% Stetit PontifexStetit Pontifex
  6. 🔍 24% VerumtamenVerumtamen
  7. 🔍 24% Stetit Angelus (Off)Stetit Angelus (Off)
  8. 🔍 24% Per te Dei GenitrixPer te Dei Genitrix
  9. 🔍 23% Obaudite meObaudite me
  10. 🔍 23% Beata nobis gaudiaBeata nobis gaudia
  11. 🔍 23% Beata nobis gaudiaBeata nobis gaudia
  12. 🔍 23% Angelus Domini apparuitAngelus Domini apparuit
  13. 🔍 23% Beata nobisBeata nobis
  14. 🔍 22% Te saeculorum PrincipemTe saeculorum Principem
  15. 🔍 22% Deus docuistiDeus docuisti
  16. 🔍 22% Manum suamManum suam
  17. 🔍 21% Rogavi pro teRogavi pro te
  18. 🔍 21% Inclinet DominusInclinet Dominus
  19. 🔍 21% Quicumque ChristumQuicumque Christum
  20. 🔍 21% Ego Dominus inebriaboEgo Dominus inebriabo
  21. 🔍 21% Juravit DominusJuravit Dominus
  22. 🔍 20% O crux splendidiorO crux splendidior
  23. 🔍 20% Petite cum AlleluiaPetite cum Alleluia
  24. 🔍 20% Petite sine AlleluiaPetite sine Alleluia
  25. 🔍 20% Qui docti fuerint fulgebuntQui docti fuerint fulgebunt
  26. 🔍 20% Qui me inveneritQui me invenerit
  27. 🔍 20% O salutaris Hostia IIIO salutaris Hostia III
  28. 🔍 19% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  29. 🔍 19% Jam lucis orto sidere (In Ascensione)Jam lucis orto sidere (In Ascensione)
  30. 🔍 19% Jam lucis orto sidere (In Transfiguratione)Jam lucis orto sidere (In Transfiguratione)
  31. 🔍 19% Solve jubente DeoSolve jubente Deo
  32. 🔍 19% Spiritus DominiSpiritus Domini
  33. 🔍 19% Salutis humanae SatorSalutis humanae Sator
  34. 🔍 19% Jesu nostra redemptioJesu nostra redemptio
  35. 🔍 19% Quae est ista quae progrediturQuae est ista quae progreditur
  36. 🔍 19% Rector potens verax Deus (In Ascensione)Rector potens verax Deus (In Ascensione)
  37. 🔍 19% Justi epulentur (All.)Justi epulentur (All.)
  38. 🔍 19% Rector potens (In Ascensione)Rector potens (In Ascensione)
  39. 🔍 19% Christe flos convalliumChriste flos convallium
  40. 🔍 18% Rector potens verax Deus (In Transfiguratione)Rector potens verax Deus (In Transfiguratione)
  41. 🔍 18% Rerum Deus tenax vigor (In Ascensione)Rerum Deus tenax vigor (In Ascensione)
  42. 🔍 18% In salutariIn salutari
  43. 🔍 18% Rerum deus tenax vigor (In Ascensione)Rerum deus tenax vigor (In Ascensione)
  44. 🔍 18% Te lucis ante terminum (In Tempore Ascensionis)Te lucis ante terminum (In Tempore Ascensionis)
  45. 🔍 18% Rerum Deus tenax vigor (In Transfiguratione)Rerum Deus tenax vigor (In Transfiguratione)
  46. 🔍 18% Ecce DeusEcce Deus
  47. 🔍 18% Beate martyr, prosperaBeate martyr, prospera
  48. 🔍 18% Juravit DominusJuravit Dominus
  49. 🔍 18% Fulgebunt justi et tamquamFulgebunt justi et tamquam
  50. 🔍 18% Surrexit Christus et illuxitSurrexit Christus et illuxit
  51. 🔍 18% Quem terra pontus sideraQuem terra pontus sidera
  52. 🔍 18% Nunc sancte nobis Spiritus (In Ascensione)Nunc sancte nobis Spiritus (In Ascensione)
  53. 🔍 18% Jesu dulcis amorJesu dulcis amor
  54. 🔍 18% Cum sublevassetCum sublevasset
  55. 🔍 18% Nunc sancte nobis Spiritus (In Transfiguratione)Nunc sancte nobis Spiritus (In Transfiguratione)
  56. 🔍 18% Tantum ergo IIITantum ergo III
  57. 🔍 18% Libera me Domine de morteLibera me Domine de morte
  58. 🔍 18% Illi ergo hominesIlli ergo homines
  59. 🔍 18% Illi ergo hominesIlli ergo homines
  60. 🔍 18% Nunc Sancte nobis (In Ascensione)Nunc Sancte nobis (In Ascensione)
  61. 🔍 17% Reposita estReposita est
  62. 🔍 17% Dignus es DomineDignus es Domine
  63. 🔍 17% Tu Trinitatis UnitasTu Trinitatis Unitas
  64. 🔍 17% Factus est (cum alleluia)Factus est (cum alleluia)
  65. 🔍 17% Christus passus estChristus passus est