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EMI: Experiments in Musical Intelligence

EMI: Experiments in Musical Intelligence. One man’s dream to create new works from the composers who are decomposing. What is EMI?. Written by David Cope Originally a fix for “composer’s block” Became a tool for composing entire works Writes works that emulate styles of various composers.

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EMI: Experiments in Musical Intelligence

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  1. EMI: Experiments in Musical Intelligence One man’s dream to create new works from the composers who are decomposing

  2. What is EMI? • Written by David Cope • Originally a fix for “composer’s block” • Became a tool for composing entire works • Writes works that emulate styles of various composers

  3. Central Challenges • Creating a grammar that holds all of the basic rules for coherent music • Using previous works to bring life into the music • Passing off new works as written by the “original” composer

  4. Music as seen by EMI

  5. Implementation of EMI • Parses existing musical examples into a complex catalog of lexicons • Augmented Transition Networks provide a way of linking lexicons of words into meaningful musical sentences

  6. SPEAC Identifiers • Statement - declaration of material • Preparation - introductory gesture • Extension - continuance of material or ideas • Antecedent - active function • Consequent – conclusive, paired with antecedent

  7. SPEAC Analysis of Bach Chorale

  8. Nested Musical Phrases • Musical phrase analysis on multiple levels

  9. Extracting the Essence • Finding a composer’s signature and using it in the new works • Two Mozart piano sonata excerpts:

  10. Success of EMI • Styles are always recognizable • “EMI’s Mozart is better than 99 percent of non-Mozart classical music.” - Cope • Performers can often feel the depth, richness, and emotion in EMI’s works • Tested before experts at Eastman • Live performance of Mozart’s 42nd

  11. The End – Any Questions?

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