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% Ipse praeibit ante illumIpse praeibit ante illum
  2. 🔍 78% Ipse praeibit ante illumIpse praeibit ante illum
  3. 🔍 77% Ipse praeibit ante illumIpse praeibit ante illum
  4. 🔍 28% Et coegerunt illumEt coegerunt illum
  5. 🔍 27% Beata es MariaBeata es Maria
  6. 🔍 26% Ad te de luceAd te de luce
  7. 🔍 26% Et ipse Jesus eratEt ipse Jesus erat
  8. 🔍 25% Ipse Jesus erat incipiensIpse Jesus erat incipiens
  9. 🔍 25% Ipse invocabit meIpse invocabit me
  10. 🔍 25% Deus meus es tuDeus meus es tu
  11. 🔍 25% Ave Maria ... allel.Ave Maria ... allel.
  12. 🔍 24% Omnis spiritusOmnis spiritus
  13. 🔍 24% Statuit ea in aeternumStatuit ea in aeternum
  14. 🔍 24% Dixit Mater Jesu ad illumDixit Mater Jesu ad illum
  15. 🔍 24% Ne timeas Maria ... allel.Ne timeas Maria ... allel.
  16. 🔍 23% Per te salutem hauriamusPer te salutem hauriamus
  17. 🔍 23% Mittite in dexteramMittite in dexteram
  18. 🔍 23% Ipse invocabit meIpse invocabit me
  19. 🔍 23% Benedixit te DominusBenedixit te Dominus
  20. 🔍 23% Beata es MariaBeata es Maria
  21. 🔍 23% Dixit autem dominus servoDixit autem dominus servo
  22. 🔍 23% Tu gloria Jerusalem (S. Elisabeth)Tu gloria Jerusalem (S. Elisabeth)
  23. 🔍 23% Attendite universiAttendite universi
  24. 🔍 23% In sanctitate serviamusIn sanctitate serviamus
  25. 🔍 23% Mecum enim habeoMecum enim habeo
  26. 🔍 23% Filii SionFilii Sion
  27. 🔍 23% Ipse enim PaterIpse enim Pater
  28. 🔍 22% Ingressa AgnesIngressa Agnes
  29. 🔍 22% Exaudisti DomineExaudisti Domine
  30. 🔍 22% Posuit me desolatamPosuit me desolatam
  31. 🔍 22% Dominum DeumDominum Deum
  32. 🔍 22% Erexit nobis DominusErexit nobis Dominus
  33. 🔍 22% Domine magnus esDomine magnus es
  34. 🔍 22% Sancte Paule ApostoleSancte Paule Apostole
  35. 🔍 22% Sancte Paule ApostoleSancte Paule Apostole
  36. 🔍 22% Sancte Paule ApostoleSancte Paule Apostole
  37. 🔍 22% Inundaverunt aquaeInundaverunt aquae
  38. 🔍 22% Dixit Mater ejus ad illumDixit Mater ejus ad illum
  39. 🔍 22% Libera me de sanguinibusLibera me de sanguinibus
  40. 🔍 21% Vidimus stellam ejusVidimus stellam ejus
  41. 🔍 21% Praecedam vosPraecedam vos
  42. 🔍 21% Ecce mitto AngelumEcce mitto Angelum
  43. 🔍 21% Ipse invocabit meIpse invocabit me
  44. 🔍 21% De caelo venietDe caelo veniet
  45. 🔍 21% Te lucis ante terminum (in dominicis per annum)Te lucis ante terminum (in dominicis per annum)
  46. 🔍 21% Exsultavit spiritusExsultavit spiritus
  47. 🔍 21% Attendite universiAttendite universi
  48. 🔍 21% Ecce vir OriensEcce vir Oriens
  49. 🔍 21% Ecce vir OriensEcce vir Oriens
  50. 🔍 21% Spiritus Sanctus ... ne timeasSpiritus Sanctus ... ne timeas
  51. 🔍 21% Tunc acceptabisTunc acceptabis
  52. 🔍 21% Joannes est nomen ejusJoannes est nomen ejus
  53. 🔍 21% Voca operariosVoca operarios
  54. 🔍 21% Ad te Domine levaviAd te Domine levavi
  55. 🔍 21% Judica causamJudica causam
  56. 🔍 21% Antequam convenirentAntequam convenirent
  57. 🔍 21% Exaltate DominumExaltate Dominum
  58. 🔍 21% Ecce mittoEcce mitto
  59. 🔍 21% Laus Deo PatriLaus Deo Patri
  60. 🔍 21% Laetabitur justusLaetabitur justus
  61. 🔍 21% Venite exsultemus EVenite exsultemus E
  62. 🔍 21% Ave MariaAve Maria
  63. 🔍 21% Ecce Rex venietEcce Rex veniet
  64. 🔍 21% Ecce veniet ProphetaEcce veniet Propheta
  65. 🔍 21% Te lucis ante terminum (In Dom. et Minor. Festis per Annum)Te lucis ante terminum (In Dom. et Minor. Festis per Annum)