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% Crastina erit vobisCrastina erit vobis
  2. 🔍 75% Crastina eritCrastina erit
  3. 🔍 73% Crastina erit vobisCrastina erit vobis
  4. 🔍 71% Crastina... eritCrastina... erit
  5. 🔍 67% Crastina erit vobisCrastina erit vobis
  6. 🔍 60% Crastina... eritCrastina... erit
  7. 🔍 53% Crastina eritCrastina erit
  8. 🔍 52% Crastina EritCrastina Erit
  9. 🔍 47% Crastina eritCrastina erit
  10. 🔍 45% Crastina erit vobisCrastina erit vobis
  11. 🔍 42% Crastina dieCrastina die
  12. 🔍 36% Crastina dieCrastina die
  13. 🔍 32% Crastina dieCrastina die
  14. 🔍 28% Erit sanguis AgniErit sanguis Agni
  15. 🔍 27% Tunc invocabisTunc invocabis
  16. 🔍 27% Crastina... delebiturCrastina... delebitur
  17. 🔍 26% Crastina... delebiturCrastina... delebitur
  18. 🔍 26% Erit sanguis AgniErit sanguis Agni
  19. 🔍 26% Erit sanguis AgniErit sanguis Agni
  20. 🔍 26% Erit sanguis AgniErit sanguis Agni
  21. 🔍 24% Crastina dieCrastina die
  22. 🔍 23% Crastina dieCrastina die
  23. 🔍 23% Deus autem nosterDeus autem noster
  24. 🔍 23% Deus autem nosterDeus autem noster
  25. 🔍 23% Beatus populusBeatus populus
  26. 🔍 23% Parvulus filiusParvulus filius
  27. 🔍 22% Vobis datum est nosseVobis datum est nosse
  28. 🔍 22% Beata es MariaBeata es Maria
  29. 🔍 22% Dixit Dominus DominoDixit Dominus Domino
  30. 🔍 22% Vos amici mei estisVos amici mei estis
  31. 🔍 22% Crastina dieCrastina die
  32. 🔍 22% Tulerunt DominumTulerunt Dominum
  33. 🔍 22% Andreas Christi famulusAndreas Christi famulus
  34. 🔍 22% Haec locutus sum vobisHaec locutus sum vobis
  35. 🔍 22% Beata es MariaBeata es Maria
  36. 🔍 22% Si duo ex vobisSi duo ex vobis
  37. 🔍 21% Pax vobis ego sumPax vobis ego sum
  38. 🔍 21% Ne timeas Maria ... allel.Ne timeas Maria ... allel.
  39. 🔍 21% Simon dormisSimon dormis
  40. 🔍 21% Ave MariaAve Maria
  41. 🔍 21% Praecedam vosPraecedam vos
  42. 🔍 21% Haec locutus sum vobisHaec locutus sum vobis
  43. 🔍 21% Pax vobis ego sumPax vobis ego sum
  44. 🔍 21% Non licet mihiNon licet mihi
  45. 🔍 20% Tunc invocabisTunc invocabis
  46. 🔍 20% Illuminatio meaIlluminatio mea
  47. 🔍 20% Dominus veniet occurriteDominus veniet occurrite
  48. 🔍 20% Ne timeas MariaNe timeas Maria
  49. 🔍 20% Dominus veniet occurriteDominus veniet occurrite
  50. 🔍 20% Sacrificabo hostiamSacrificabo hostiam
  51. 🔍 20% Hic est discipulus meusHic est discipulus meus
  52. 🔍 20% Quare ergo rubrumQuare ergo rubrum
  53. 🔍 20% Sancti estisSancti estis
  54. 🔍 20% Mittite in dexteramMittite in dexteram
  55. 🔍 20% Ave Maria ... allel.Ave Maria ... allel.
  56. 🔍 19% Sancte Paule ApostoleSancte Paule Apostole
  57. 🔍 19% Sancte Paule ApostoleSancte Paule Apostole
  58. 🔍 19% Sancte Paule ApostoleSancte Paule Apostole
  59. 🔍 19% Deus adjuvat meDeus adjuvat me
  60. 🔍 19% Hodie nomen tuumHodie nomen tuum
  61. 🔍 19% Beata Dei Genitrix (Praesent.)Beata Dei Genitrix (Praesent.)
  62. 🔍 19% Quid vobis videtur de ChristoQuid vobis videtur de Christo
  63. 🔍 19% Cum vidisset Jesus MatremCum vidisset Jesus Matrem
  64. 🔍 19% Voca operariosVoca operarios
  65. 🔍 19% Propter nomen tuumPropter nomen tuum