2008 pres mu lecture ir...
TRANSCRIPT
![Page 1: 2008 pres Mu Lecture IR MusicDataresources.mpi-inf.mpg.de/departments/d4/teaching/ss2008/ir_mm/2008... · 13 Audio Representation: Decibel Instant perforation of eardrum 10 4 160](https://reader035.vdocuments.net/reader035/viewer/2022071220/605a170361771d715c5ce7c2/html5/thumbnails/1.jpg)
Information Retrieval for Music and Motion
Meinard Müller
Lecture
Summer Term 2008
Music Representations
2
Music Representations
3
Score Representation
4
Score Representation
5
Score Representation
6
Score Representation
![Page 2: 2008 pres Mu Lecture IR MusicDataresources.mpi-inf.mpg.de/departments/d4/teaching/ss2008/ir_mm/2008... · 13 Audio Representation: Decibel Instant perforation of eardrum 10 4 160](https://reader035.vdocuments.net/reader035/viewer/2022071220/605a170361771d715c5ce7c2/html5/thumbnails/2.jpg)
7
Audio Representation
Various interpretations – Beethoven‘s Fifth
MIDI (piano)
Scherbakov (piano)
Karajan
Bernstein
8
Audio Representation: Waveform
9
Audio Representation: Waveform
10
Audio Representation: Waveform
Bernstein (orchestra) Glen Gould (piano)
11
Audio Representation: Pitch
12
Audio Representation: Loudness
(from en.wikibooks.org/wiki/Physics_Study_Guide/Sound)
Equal-loudness contours (phone)
![Page 3: 2008 pres Mu Lecture IR MusicDataresources.mpi-inf.mpg.de/departments/d4/teaching/ss2008/ir_mm/2008... · 13 Audio Representation: Decibel Instant perforation of eardrum 10 4 160](https://reader035.vdocuments.net/reader035/viewer/2022071220/605a170361771d715c5ce7c2/html5/thumbnails/3.jpg)
13
Audio Representation: Decibel
1016160 dB104Instant perforation of eardrum
1014140 dB102Jet take-off
1013130 dB10Threshold of pain
1010100 dB10-2Fortissimo
10660 dB10-6Normal conversation
10230 dB10-9Pianissimo
1020 dB10-10Whisper
00 dB10-12Threshold of hearing (TOH)
# Times
TOH
Intensitylevel
IntensitySource
14
Audio Representation: Discretization
15
MIDI Representation
16
MIDI Representation: Piano Roll
17
MIDI Representation: Piano Roll
18
MIDI Representation: Piano Roll