fast implementation of dct via fft

... compute the effective wordlength b of the nontrivial rotators To this, we first compute the RMS error of each nontrivial rotator in the FFT, and set σC equal to the RMS of ˆ those errors, then use (3) ... in an FFT are replaced by multiplierless Multiplierless Implementation of Rotators and FFTs 2907 Table 2: Adder-cost (AC) and accuracy of DFTs designed by CSE methods from [8, 9] (N = FFT length; ... rotator-based FFTs, only power -of- 2 (PO2) scale factors ever achieved minimum cost This is because a significant number of the paths through each stage of an FFT have an unscaled gain of unity For...

Ngày tải lên: 23/06/2014, 01:20

... Fast Implementation of Linear Discriminant Analysis Goh Siong Thye (B.Sc.(Hons.) NUS) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE DEPARTMENT OF MATHEMATICS NATIONAL UNIVERSITY OF ... our own would be costly and I feel very grateful to Prof Li Qi, Prof Ye Jieping, Prof Haesun Park and Prof Li Xiao Fei for their donations of data sets to make our simulation possible Their previous ... types of implementation One common method that is used in the implementation is Singular Value Decomposition (SVD) which is very expensive Thereafter we will review two special types of implementation...

Ngày tải lên: 06/10/2015, 20:49

... MOVPF MOVPF ; ; ; ; ; ; ; ; lowest byte lowest byte 2nd byte of 2nd byte of 3rd byte of 3rd byte of 4th byte of 4th byte of of a into w of b, save in b(B0) a into w b, save in b(B1) a into w b, ... sub get sub get sub get sub lowest byte lowest byte 2nd byte of 2nd byte of 3rd byte of 3rd byte of 4th byte of 4th byte of of a into w of b, save in b(B0) a into w b, save in b(B1) a into w b, ... lowest byte 2nd byte of 2nd byte of of a into w of b, save in b(B0) a into w b, save in b(B1) ; get sub get sub lowest byte lowest byte 2nd byte of 2nd byte of of a into w of b, save in b(B0)...

Ngày tải lên: 11/01/2016, 11:49

... shows the relative importance of the various kinds of data written to disk, both in terms of how much of the live blocks they occupy on disk and in terms of how much of the data written to the log ... blocks of file, holds protection bits, modify time, etc Locates position of inode in log, holds time of last access plus version number Locates blocks of large files Identifies contents of segment ... addresses of the first ten blocks of the file; for files larger than ten blocks, the inode also contains the disk addresses of one or more indirect blocks, each of which contains the addresses of more...

Ngày tải lên: 12/09/2012, 15:05

... Mach uses the bulk of its physical memory as a cache of secondary storage data pages The effect of this kind of caching on the performance of UNIX and its traditional suite of application programs ... of the waiting thread Destruction of a memory object by the data manager (i.e deallocation of the memory object port) results in failure modes similar to destruction of a port: notification of ... an example of a commercial NUMA Communication between CPUs in the Butterfly is by means of a Butterfly Switch, the complexity of which increases only as the logarithm of the number of processors...

Ngày tải lên: 12/09/2012, 15:05

... Life-threatening situations not detected by EMD of priority and thus classified with a lower priority code than actually needed Page of Lindström et al Scandinavian Journal of Trauma, Resuscitation and Emergency ... emergency calls in Finland There were no official criteria for how these centers should be organized and all of these municipality-based centers had different ways of dealing with the daily work The ... responsible for the 15 new EMCC One of the first actions of the new organization was to make the same stipulations regarding the competence and education of the personnel In the new EMCC organization...

Ngày tải lên: 25/10/2012, 10:02

... statistical techniques • Implementation Although the implementation of the code of GMP could follow a similar method utilized with implementation of ISO9000, there are some elements of the code, which ... assessment of suppliers capabilities to ensure the delivery of equipment or the design of the facilities in accordance with the requirements of the code of GMP This may require the education of suppliers ... understanding of the implementation of the standards, and methods of assessing its implementation Therefore, the most cost effective and comprehensive solution for implementing the code of GMP would...

Ngày tải lên: 06/11/2012, 10:26

... midpoint of the FIR filter The frequency response of the type I Center of symmetry l (a) Center of symmetry l (b) Center of symmetry l (c) Center of symmetry l (d) Figure 5.7 Coefficients of the ... DSP chip implementation using the TMS320C55x will be presented in the next section 5.5.1 Software Implementations The software implementation of digital filtering algorithms on a PC is often carried ... a suitable structure 202 DESIGN AND IMPLEMENTATION OF FIR FILTERS Analysis of finite wordlength effects on filter performance Implementation of filter in software and/or hardware These five steps...

Ngày tải lên: 23/10/2013, 22:15

... Wireless banking and trading is only an extension of the product offerings for the financial institutions It is not an extension of web technology, as often perceived Online banking and online trading ... program that manages the basic operations of a computer system a Windows CE: This is a light version of windows, developed by Microsoft It is Installed on many of the PDA devices b Palm OS: It is developed ... customize, and add new handheld devices • Integration is one of the key steps for a successful implementation of the wireless project The API of the existing financial institute’s system must be reliable,...

Ngày tải lên: 26/10/2013, 16:15

... Head of School, School of Information Technology and Electrical Engineering, University of Queensland, St Lucia, Qld, 4072 Dear Professor Simon Kaplan, In accordance with the requirements of the ... requirements of the degree of Bachelor of Engineering (Honours) in the division of Electrical Engineering, I present the following thesis entitled “Design and Implementation of a Three-Phase Induction ... supervision of Dr Geoff Walker, a group of Computer Science and Electrical Engineering Ph.D students at the University of Queensland are constructing a hybrid or an electric car Both of these types...

Ngày tải lên: 27/10/2013, 23:15

... Figure 6.21 Implementation of a first-order IIR section with scaling factor IMPLEMENTATION CONSIDERATIONS 279 6.6.3 Software Implementations As discussed in Chapter 1, the implementation of a digital ... transition band, the order of the Butterworth filter required is often higher than that of other types of filters In addition, for a large L, the overshoot of the step response of a Butterworth filter ... the roots of the numerator vector b containing the coefficients of polynomial in zÀ1 in ascending power of zÀ1 in the output vector r Similarly, we can use 270 DESIGN AND IMPLEMENTATION OF IIR FILTERS...

Ngày tải lên: 28/10/2013, 05:15

... 376 Russian implementation of the global dumping regime 209 biased in favour of the Navy Twelve of the sixteen reactors disposed in the Kara Sea were dumped in this period, all of them before ... capacities to avoid dumping of radioactive waste After having ascribed a 1993 incident of dumping of liquid radioactive waste in the Sea of Japan to irresponsibility on the part of the Navy and the nuclear ... International Atomic Energy Agency, 1995), p C83 Russian implementation of the global dumping regime 203 have resorted to the dumping of some of the waste generated in the nuclear complex in Russia’s...

Ngày tải lên: 01/11/2013, 09:20

... audio amplifier) The contents of the control loop is the subject of the remaining chapters of Part I Chapter The State of the Motor Control Industry Chapter The State of the Motor Control Industry ... compensator of Figure 3.6b 16 Chapter The State of the Motor Control Industry S-curves Many of the familiar concepts of position and velocity control are based on the assumption of linear compensators ... acceleration profile to the point of maximum velocity; the deceleration half of the profiles are symmetrical One new equation that is useful here is the constant jerk analogue of (3.4): x = xo...

Ngày tải lên: 05/11/2013, 21:15

... Throughput (Mbps) 80 70 60 50 40 30 20 Number of UDT flows 10 Stability • Stability index of UDT and TCP – Stability: average standard deviation of throughout per unit time – 10 UDT flows and ... bottleneck capacities – 330 Mb/s each for the flows from Chicago to Chicago Local via 1Gb/s, Amsterdam via 1Gb/s and Ottawa via 622Mb/s Throughput (Mbps) 600 400 200 0 10 20 30 40 50 Time (s) 60 70 80 ... reach 90% of the link capacity, independent of BDP • Satisfies max-min fairness if all the flows have the same end-to-end link capacity – Otherwise, any flow will obtain at least half of its fair...

Ngày tải lên: 15/01/2014, 15:59

... consequence of the legal format of the associated work co-operative The process of implementation of the KM strategy Establishing Irizar’s KM strategy involved an evolution, through a series of phases ... STRATEGY’S IMPLEMENTATION The analysis of the case in question allows pointing out a group of organizational factors that can be considered essential in the success of the implementation process of this ... in the implementation of a strategy of Continuous Improvement and Knowledge Management The case of a group of co-operative businesses In CI2000 From Improvement to Innovation Proceedings of the...

Ngày tải lên: 24/01/2014, 00:20

... RAND performed a process evaluation of the implementation process and an assessment of the effects of the Implementation of the Asthma Practice Guideline in AMEDD implementation on service use at ... development of a toolkit of materials to support the The roles of the implementation team, guideline champion, and facilitator are discussed further in Chapter Four 12 Implementation of the ... document the implementation activities of participating MTFs, and an analysis of effects to estimate the extent to which the sites’ implementation activities affected specific measures of service...

Ngày tải lên: 17/02/2014, 22:20

... included an assessment of the implementation process, an attempt to establish preimplementation baseline measurements as benchmarks, an assessment of the effects of the guideline implementation on ... demonstration included two components: an assessment of the implementation process and an assessment of the effects of these implementation activities on delivery of care for diabetic patients In this chapter, ... Demonstration 54 Implementation Activities and Progress 56 Implementation Strategies 56 The Implementation Process and Activities 57 Highlights of Implementation by the TRICARE...

Ngày tải lên: 17/02/2014, 22:20