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CODES FOR DATA ARCHIVING, INTERCHANGE, AND ANALYSIS: MUSEDATA Music 253/CS 275A Stanford University.
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Transcript of CODES FOR DATA ARCHIVING, INTERCHANGE, AND ANALYSIS: MUSEDATA Music 253/CS 275A Stanford University.
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CODES FOR DATA ARCHIVING, INTERCHANGE, AND ANALYSIS:MUSEDATA
Music 253/CS 275A
Stanford University
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Distinguishing features• Neither time nor space is a dominant consideration• Focus is on repurposable data, interoperability• Examples
• Archiving: canonical format that facilitates interoperability• Interchange: canonical format that is easily interpreted by sending
and receiving systems whose formats may be unknown• Analysis: flexible format that can be modified to suit a range of
needs (can sometimes be distilled from richer format)
CS 275A/Music 253 2014 Walter B. Hewlett 2
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Distinguishing features• Neither time nor space is a dominant consideration• Environment may be extensive; focus on interoperability• Examples
• Archiving: EsAC (monophonic), MuseData (polyphonic)• Interchange: MusicXML, MEI• Analysis: Humdrum Toolkit (main format = kern)
CS 275A/Music 253 2014 Walter B. Hewlett 3
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MuseData: Turkish march
CS 275A/Music 253 2014 Walter B. Hewlett 4
chord
Printsuggestion
Print suggestions
Sound suggestions
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MuseData network models
CS 275A/Music 253 2014 Walter B. Hewlett 5
MuseData
Analytical apps
Notation apps
Sound apps
Classical music focus
MIDI only Full encodings
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Comparison of models
CS 275A/Music 253 2014 Walter B. Hewlett 6
MuseData
Analytical apps
Notation apps
Sound apps
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MuseData encodings (2012)
CS 275A/Music 253 2014 Walter B. Hewlett 7
Bach Beethoven Corelli Haendel Haydn Mozart Telemann Vivaldi No.
0
50
100
150
200
250
300
350
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Orc
hest
ral
Keybo
ard
Keybo
ard
Keybo
ard
Keybo
ard
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Cham
ber
Ora
torio
Ora
torio O
rato
rio
Ora
torio
Ora
torio
Oth
er V
ocal
Oth
er V
ocal
Oth
er V
ocal
Opera
Opera O
pera
c. 1250 works
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Part/score orientation in MuseData
CS 275A/Music 253 2014 Walter B. Hewlett 8
1. Encode voice by voice for full movement
2. Add lyrics, other refinements
3. Repeat until all movements are encode
4. Assemble score
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MuseData: encoding
• Two-step process• MIDI-level data• Non-sounding data
• Serial processes• Storage formats
• Stage 1 (pitch, duration)• Stage 2 (stems, lyrics, etc)• Internal format (notation)
CS 275A/Music 253 2014 Waltet B. Hewlett 9
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MuseData: instantiations
Input keys
CS 275A/Music 253 2014 Walter B. Hewlett 10
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MuseData: Conventional input files
CS 275A/Music 253 2014 Walter B. Hewlett 11
Mozart trio: V1
Input data (Stage 1)
Enhanced data(Stage 2)
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Encoding in multiple domains: Actualities
CS 275A/Music 253 2014 Walter B. Hewlett 12
musedata.org
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Encoding in multiple domains: samples
CS 275A/Music 253 2014 Walter B. Hewlett 13
From PDF list
From MIDI file list