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% Usque modo non petistisUsque modo non petistis
  2. 🔍 64% Usque modoUsque modo
  3. 🔍 64% Usque modoUsque modo
  4. 🔍 58% Usque modoUsque modo
  5. 🔍 51% Usque modoUsque modo
  6. 🔍 32% Usque modoUsque modo
  7. 🔍 28% Quid faciam quia dominusQuid faciam quia dominus
  8. 🔍 28% Ne timeas Maria ... allel.Ne timeas Maria ... allel.
  9. 🔍 27% Ne timeas MariaNe timeas Maria
  10. 🔍 27% Beata es MariaBeata es Maria
  11. 🔍 26% Beata es MariaBeata es Maria
  12. 🔍 26% Lucia Virgo quid a meLucia Virgo quid a me
  13. 🔍 25% Si manseritis in meSi manseritis in me
  14. 🔍 25% Alleluia (T. P. Vesp. Sabb.)Alleluia (T. P. Vesp. Sabb.)
  15. 🔍 24% Oculis ac manibusOculis ac manibus
  16. 🔍 24% Si cognovissetis meSi cognovissetis me
  17. 🔍 24% Alleluia (T. P. Vesp. Fer. IV.)Alleluia (T. P. Vesp. Fer. IV.)
  18. 🔍 24% Domine non sum dignusDomine non sum dignus
  19. 🔍 23% Iste Sanctus pro legeIste Sanctus pro lege
  20. 🔍 23% Iste Sanctus pro legeIste Sanctus pro lege
  21. 🔍 23% Iste Sanctus pro legeIste Sanctus pro lege
  22. 🔍 23% Spiritus Sanctus ... ne timeasSpiritus Sanctus ... ne timeas
  23. 🔍 23% Quid faciam quia dominusQuid faciam quia dominus
  24. 🔍 23% Magister quid faciendoMagister quid faciendo
  25. 🔍 22% Parvulus filiusParvulus filius
  26. 🔍 22% Petite et accipietis quaeritePetite et accipietis quaerite
  27. 🔍 22% Angelus autem DominiAngelus autem Domini
  28. 🔍 22% O Rex gentiumO Rex gentium
  29. 🔍 22% Alleluia ConfiteminiAlleluia Confitemini
  30. 🔍 22% Veniet Dominus et nonVeniet Dominus et non
  31. 🔍 22% O Doctor optime(Athanasi)O Doctor optime(Athanasi)
  32. 🔍 22% Venite ad meVenite ad me
  33. 🔍 22% Sancti et justi in DominoSancti et justi in Domino
  34. 🔍 22% Sancti et justi in DominoSancti et justi in Domino
  35. 🔍 22% Non vos relinquamNon vos relinquam
  36. 🔍 22% Dixit autem dominus servoDixit autem dominus servo
  37. 🔍 22% Clamor meus DomineClamor meus Domine
  38. 🔍 21% Petite et accipietis utPetite et accipietis ut
  39. 🔍 21% A planta pedisA planta pedis
  40. 🔍 21% Crux de te volo conqueriCrux de te volo conqueri
  41. 🔍 21% Non turbetur corNon turbetur cor
  42. 🔍 21% Magister quid faciendoMagister quid faciendo
  43. 🔍 21% Alleluia Deduc meAlleluia Deduc me
  44. 🔍 21% In velamento clamabantIn velamento clamabant
  45. 🔍 21% Sancte Paule ApostoleSancte Paule Apostole
  46. 🔍 21% Sancte Paule ApostoleSancte Paule Apostole
  47. 🔍 21% Sancte Paule ApostoleSancte Paule Apostole
  48. 🔍 21% Ave Maria ... allel.Ave Maria ... allel.
  49. 🔍 21% Ego DominusEgo Dominus
  50. 🔍 21% Alleluia (T. P. Laud. Fer. III.)Alleluia (T. P. Laud. Fer. III.)
  51. 🔍 21% A timore inimiciA timore inimici
  52. 🔍 21% Alleluia Tuus sumAlleluia Tuus sum
  53. 🔍 21% Viri GalilaeiViri Galilaei
  54. 🔍 21% Euntes in mundum alleluiaEuntes in mundum alleluia
  55. 🔍 21% Nolite solliciti esseNolite solliciti esse
  56. 🔍 21% Estote fortes in belloEstote fortes in bello
  57. 🔍 21% Gloria in excelsisGloria in excelsis
  58. 🔍 21% Alleluia (Dom. Non. T.P.)Alleluia (Dom. Non. T.P.)
  59. 🔍 21% Alleluia (T. P. Laud. Dom.)Alleluia (T. P. Laud. Dom.)
  60. 🔍 21% Si manseritis in meSi manseritis in me
  61. 🔍 21% Spiritus et animaeSpiritus et animae
  62. 🔍 21% Modicum et non videbitisModicum et non videbitis
  63. 🔍 21% Non vos relinquamNon vos relinquam
  64. 🔍 21% Et ipse Jesus eratEt ipse Jesus erat
  65. 🔍 20% O Rex gentiumO Rex gentium