PPT-Pitch , Timbre, and Source Separation

David Griesinger David Griesinger Acoustics dgriesingerverizonnet wwwdavidgriesingercom Source Localization Requires Separation from other signals and noise This talk will present and demonstrate a model of hearing that largely explains how sound separation works and when it will cease to work in poor acoustics. i They will be able to use the seven Elements to create interest and contrast in performance Instruments of the Orchestra x Strings x ArcoPizz x Con sordino x Woodwind x Embouchure x Brass x Per cussion x Conductor x Symphony x Concerto i Students i model. Wai. . Man . SZETO and Kin . Hong . WONG (KHWONG@CSE.CUHK.EDU.HK). The Chinese University of Hong Kong. DAFx-13, National University of Ireland, . Maynooth. , Ireland. Sep 2-5 2013. . 1. Faculty of Engineering, CUHK. Diegetic. Non-Diegetic . Diegetic . Character’s voices. Sound effects, both on and off-screen . Music that can be identified as coming from a diegetic source such as jukeboxes, instruments and so on . RichardTaylorThompsonRiversUniversityJan26,2010 Introduction&TerminologyVibrationsinMusicalInstruments(Timbre)Consonance&Dissonance Introduction Questions: I Twomusicalinstrumentsplayingthesamenotesti Pitch. Pitch can be described as being how high or low the sound is heard.. Pitch is determined by the speed or frequency of the vibration which is causing the sound to occur.. Fast vibrations produce high pitches, and slow vibrations produce low pitches.. timbre. In extension to the timbre model incorporating expressions isis divided into four parts: an overview of the on theperception of timbre, an overview of the signal processing aspects dealing wit By: Marisa Miljkovic. Biography. Facts. Born: July 7, 1860. Died: May 18, 1911. Music & Family. Education & Music. Vienna Conservatoire. Piano. Vienna University. . History. Philosophy. Music. Properties of Sound. “We are what we repeatedly do. Excellence, therefore, is not an act but a habit.” - Aristotle . Name: ____________________________. Date: ____________________________. Drill and . EQ: What are the properties of sound?. An old riddle ….. If a tree falls in a forest, and no one hears it, does the tree make a sound?. What is “sound”?. Sound Waves. To a scientist, a tree makes a sound whether someone hears it or not.. Hand-write in your own words.. Do NOT mindlessly copy everything.. Listen to what is being said before writing.. Use a consistent writing utensil.. Develop a system of organizing thoughts.. Review notes regularly and focus on the key points.. An old riddle ….. If a tree falls in a forest, and no one hears it, does the tree make a sound?. What is “sound”?. Sound Waves. To a scientist, a tree makes a sound whether someone hears it or not.. Some listeners even assign pitch differently depending upon whether the sound was presented to the right or left ear . Pitch characterize how high or low is sound. Pitch is mainly (but not only) determent by the fundamental frequency. , and the . Myths . of . Sound Localization. David Griesinger. David Griesinger Acoustics. dgriesinger@verizon.net. www.davidgriesinger.com. Sound Localization in Natural Hearing. The sensitivity of human hearing is weighted to the frequencies of vocal formants.. Chak Ho Chan, Kaizhi Qian, Yang Zhang, Mark Hasegawa-Johnson. Speech contains very rich and complex information. Challenge: It is hard to modify a particular aspect of speech(duration, pitch, timbre, etc.) while keeping the others unchanged.