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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

High speed realisation of digital filters /

Tsim, Man-tat, Jimmy. January 1989 (has links)
Thesis (M. Phil.)--University of Hong Kong, 1989.
22

Environmental sounds: acquisition, analysis, and representation

Altaf, Muhammad Umair Bin 21 September 2015 (has links)
The dissertation presents the design and development of a systematic signal analysis and representation framework beyond short-time Fourier power spectrum for sounds, in particular environmental sounds. This framework is consistent with the underlying assumptions of the analysis method and its elements are correlated with human perception. The sound signal has to conform to certain conditions for its power spectrum to have a physical and perceptual meaning. We contend that very few environmental sounds readily meet these criteria and argue that the quantities that are traditionally used to describe sounds need to be repurposed and, if necessary, redefined to represent sounds by non-Fourier means. We propose a perceptuo-analytic organization of sounds so that any environmental sound can be analyzed based on its signal characteristics and perception. We present environmental sound acquisition in the context of collection and annotation of a database for the footstep sounds, a common environmental sound, and show that it can be represented by these unconventional means and further analyzed to produce descriptions which are obscured with the traditional analysis. We present a novel application of extracting gait characteristics from the footstep sounds which is enabled by the proposed framework.
23

Underwater fading channel simulator for a parametric communication system

Galvin, Ross January 1997 (has links)
No description available.
24

Digital filter applications to modeling wave propagation in springs, strings, membranes and acoustical space /

Van Duyne, Scott A. January 2007 (has links)
Thesis (Ph. D.)--Department of Music, Stanford University, 2007. / Includes bibliographical references (leaves 226-236).
25

Sampling and reconstruction of one-dimensional analogue signals

Scoular, Spencer Charles January 1992 (has links)
No description available.
26

Power efficient linear transmitters and the LINC technique

Hetzel, Simon Andrew January 1993 (has links)
No description available.
27

Time series classification

Rajan, Jebu Jacob January 1994 (has links)
No description available.
28

Intelligent adaptive digital distance relaying for high resistance earth faults

Li, Kai-Kwong January 1998 (has links)
No description available.
29

Geometric techniques in multiple view point correspondences

Ariyawansa, D. D. A. P. January 1999 (has links)
No description available.
30

Exploiting data dependencies in low power asynchronous VLSI signal processors

Bartlett, Viv A. January 2000 (has links)
No description available.

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