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% Repleti fructuRepleti fructu
  2. 🔍 68% Ecce concipietEcce concipiet
  3. 🔍 53% Repleti fructuRepleti fructu
  4. 🔍 35% Ecce concipietEcce concipiet
  5. 🔍 32% Ave Rex nosterAve Rex noster
  6. 🔍 30% Stetit Angelus (Off)Stetit Angelus (Off)
  7. 🔍 29% Ave Rex nosterAve Rex noster
  8. 🔍 29% Trinitas summoTrinitas summo
  9. 🔍 28% Stetit pontifexStetit pontifex
  10. 🔍 28% Justorum animae (Off.)Justorum animae (Off.)
  11. 🔍 28% Felix namque esFelix namque es
  12. 🔍 26% Ave Rex nosterAve Rex noster
  13. 🔍 26% Viri GalilaeiViri Galilaei
  14. 🔍 26% Ave Regina caelorumAve Regina caelorum
  15. 🔍 26% Regnavit DominusRegnavit Dominus
  16. 🔍 25% Beata es Maria quae omnium (Resp.)Beata es Maria quae omnium (Resp.)
  17. 🔍 25% O quam pulchra... immortalisO quam pulchra... immortalis
  18. 🔍 25% Stetit AngelusStetit Angelus
  19. 🔍 24% Isti sunt duae olivaeIsti sunt duae olivae
  20. 🔍 24% Diadema spineumDiadema spineum
  21. 🔍 24% Salve virilis pectoris (in Tempore Paschali)Salve virilis pectoris (in Tempore Paschali)
  22. 🔍 23% Cum audisset populusCum audisset populus
  23. 🔍 23% Jubilemus DeoJubilemus Deo
  24. 🔍 23% Tristes erant ApostoliTristes erant Apostoli
  25. 🔍 23% Maiole consors procerumMaiole consors procerum
  26. 🔍 23% In Deo speravitIn Deo speravit
  27. 🔍 23% Jesu Redemptor omnium (T. Paschali)Jesu Redemptor omnium (T. Paschali)
  28. 🔍 23% Dum Nocte PulsaDum Nocte Pulsa
  29. 🔍 23% Jesu corona Virginum (In Tempore Ascensionis)Jesu corona Virginum (In Tempore Ascensionis)
  30. 🔍 23% In Deo speravitIn Deo speravit
  31. 🔍 23% Jesu corona Virginum (In Tempore Paschali)Jesu corona Virginum (In Tempore Paschali)
  32. 🔍 23% Auditui meoAuditui meo
  33. 🔍 23% Magna est gloria (Com.)Magna est gloria (Com.)
  34. 🔍 23% Stetit PontifexStetit Pontifex
  35. 🔍 22% Recordare meiRecordare mei
  36. 🔍 22% Triumphat mundi principem (in Tempore Paschali)Triumphat mundi principem (in Tempore Paschali)
  37. 🔍 22% Stetit Angelus (Off)Stetit Angelus (Off)
  38. 🔍 22% O JoachimO Joachim
  39. 🔍 22% Exsultet orbis gaudiis (Alter tonus)Exsultet orbis gaudiis (Alter tonus)
  40. 🔍 22% O JoachimO Joachim
  41. 🔍 22% De quacumqueDe quacumque
  42. 🔍 22% Quicumque Christum quaeritisQuicumque Christum quaeritis
  43. 🔍 22% Summi sacerdos Numinis (in Tempore Paschali)Summi sacerdos Numinis (in Tempore Paschali)
  44. 🔍 22% Beata es Maria quae omniumBeata es Maria quae omnium
  45. 🔍 22% O MartineO Martine
  46. 🔍 21% Dominum Deum nostrumDominum Deum nostrum
  47. 🔍 21% Juravit DominusJuravit Dominus
  48. 🔍 21% LoquebanturLoquebantur
  49. 🔍 21% Concede nobis DomineConcede nobis Domine
  50. 🔍 21% Venite exsultemusVenite exsultemus
  51. 🔍 21% Magna est gloria (Com.)Magna est gloria (Com.)
  52. 🔍 21% Justorum animaeJustorum animae
  53. 🔍 21% Deum magnum DominumDeum magnum Dominum
  54. 🔍 21% Audita est quasi voxAudita est quasi vox
  55. 🔍 21% Regem magnumRegem magnum
  56. 🔍 21% Inter natosInter natos
  57. 🔍 20% Verba meaVerba mea
  58. 🔍 20% Volavit ad meVolavit ad me
  59. 🔍 20% RevelabiturRevelabitur
  60. 🔍 20% AemulorAemulor
  61. 🔍 20% Inclinet DominusInclinet Dominus
  62. 🔍 20% Tu es Petrus (Offertorium)Tu es Petrus (Offertorium)
  63. 🔍 20% Rogavi pro teRogavi pro te
  64. 🔍 20% Sancte PauleSancte Paule
  65. 🔍 20% Justorum animaeJustorum animae