using musical information: query, analysis, and style simulation mus 254/cs 275b/ssp 253b stanford...
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Using Musical Information:Query, Analysis, and Style Simulation
Mus 254/CS 275B/SSP 253b
Stanford University
Spring Quarter
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Sound (MIDI)
Data interchange
Musical dataas IP
Logical data(kern)
Notation(Finale, SCORE)
Musical data
Music 253/CS 275A: Musical Data—Structure and Contents
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Musicalstyle
Datainterchange
Musical dataas IP
Proceduralanalysis
Query/retrieval
Dataanalysis
Mus 254/CS 275B: Musical Data—Applications
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Data = symbolic code
Why? Secure Scalable
What? Humdrum Toolkit **kern representation
(CMN)
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1. Query: Approaches
Query sound
(commercial)
Query meta-data
(bibliographical)
Query "meaning"
(structural)
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Query: Data types
Query by sound
(commercial)
Query by symbol
(bibliographical)
Query by "meaning"
(analytical)
Sound data
Text data
Semantic data
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Query: Symbolic approach
Query sound
(commercial)
Query meta-data
(bibliographical)
Query "meaning"
(structural)Query symbolic code
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Query: Sample applications
Query by sound
(Meldex)
Query by symbol
(Themefinder)
Query by "meaning"
(if ≠ metadata…)
Sound data
Symbolic data
Semantic data
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Meta-data vs Semantic searching…
• fruit
• jars
• cloths
• peaches
• vase
• apricot
• blue
• green
• white
• teal (blue)
• forest (green)
• off-whiteCategories Gradations
Generic objects Specific objects
Basic colors Specific colors
Ambiguities
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2. Musical Style/3. Procedure
• Traditional studies• Harmony• Counterpoint• Thematic form• Melodic process• Listening
• How?• Observation, selection• Observation, generation• Observation (schematic)• Observation, trial/error• Real-time perception
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Style analysis: Extrapolation/Reduction
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Style analysis: Data types
Analyze sound
Analyze symbols
Analyze semanticsSound data
Symbolic data
Semantic data
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Style analysis
• Corollaries:• Test analyses ("generate and test")• Explore human perception/recognition skills
• Application areas:• Analysis facilitation (Andreas Kornstaedt)• Style evaluation (Yi-Wen Liu)• Style replication (David Cope)• Non-Western music (Parag Chordia, Sachiko
Deguchi, Craig Sapp)
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Style Simulation: Procedure
Sound data
Symbolic data
Semantic data
Create grammar
Create MIDI data
Parse and store
EMI data
Search EMI data
Generate new work…
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EMI's First Brandenburg
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4. Data Acquisition/Interchange
Optical recognition Preprocessing for query Database development, management Interchange standards (XML) Applications:
OMR: Walter Hewlett Preprocessing: Themefinder MusicXML: Michael Good
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5. Musical data as IP
Defining content Methods of fixing data Methods of identifying owner
Content/fixed form (Eleanor) Watermarking (Yi-Wen)
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6. Data presentation
Craig Sapp: Keyscapes
Schubert: Piano Variations
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Possible Speakers
13 April Frauke Jorgenson (UC Davis)
19 April Petr Janata
(neuroscience and music: CSLI)
27 April Craig Sapp (RHC, London)
Late May Christian Romming