applications of discrete wavelet transform ppt

Tài liệu Multimedia Applications Of The Wavelet Transform ppt

... 675.3 NoiseReductionwithWavelets 685.3.1 WaveletTransformofaNoisyAudioSignal 685.3.2 Orthogonal Wavelet Transform and Thresholding . . 695.3.3 Nonorthogonal Wavelet Transform and Thresholding ... the construction of fast algorithms forthe analysis and synthesis with wavelets and even the deﬁnition of wavelet bases. Finally, it allows areview of the fast wavelet transform of Section 1.5 ... 152Table of ContentsList of Figures xixList of Tables xxiiNotation xxiii0 Introduction 1I Wavelet Theory and Practice 51 Wavelets 71.1 Introduction 71.2 Historic Outline . . 81.3 TheWaveletTransform...

Tài liệu Multimedia Applications of the Wavelet Transform pdf

Danh mục: Cao đẳng - Đại học

... function toTransformsFourier transform of : Wavelet transform of with respect to :Approximation of at the scaleDetail of at the scaleMiscDCT Discrete cosine transform WT Wavelet transform Hz ... fundamentals of the wavelet theory: We discuss the time–frequency resolution of the wavelet transform and compare it to the common short–time Fourier transform. The multiscaleproperty of the dyadic wavelet ... SAMPLING GRID OF THE WAVELET TRANSFORM 17around isThe energy spread of a wavelet atom is thus centered at and of size along time andalong frequency. [Mal98]The area of the Heisenberg box of uncertainty...

Báo cáo hóa học: " Research Article A Generalized Approach to Linear Transform Approximations with Applications to the Discrete Cosine Transform" pptx

Danh mục: Hóa học - Dầu khí

... Linear Transform Approximationswith Applications to the Discrete Cosine Transform Yinpeng Chen and Hari SundaramThe Katherine K. Herberger College of the Arts and the Ira A. Fulton School of Enginee ... complexity distortion function of approximation of linear transform T for an input set X,C(T)andDX(T) are the computational complexity (1)and distortion (9) of transform approximationT ... that as the resolution J increases, complexity of projection of input x onto Haar wavelet basis Bkincreases slowly whilethe complexity of projection of BTkx onto TBkincreases fast.This is...

Báo cáo hóa học: " Research Article Costs and Advantages of Object-Based Image Coding with Shape-Adaptive Wavelet Transform" ppt

Danh mục: Báo cáo khoa học

... presence of incomplete trees of coefficients;(ii) the interactions with the SA-WT.Much of the efficiency of SPIHT, especially at low-rates, isdue to the use of zerotrees, that is, trees of coefficients ... segmentation;(2) lossless coding of the segmentation map (objectshapes);(3) shape-adaptive wavelet transform of each object;(4) shape-adaptive SPIHT coding of each object;(5) optimal post-coding ... some of these algorithms, deferred to the last section,is of marginal interest here. The main focus of this work is toanalyze the quite general mechanisms that influence the effi-ciency of wavelet- based...

Tài liệu Principles And Applications Of Electrical Engineering P2 ppt

Danh mục: Cơ khí - Chế tạo máy

... for example, inthree of the four quadrants of the i-v characteristic and can therefore act as sources of energy for speciﬁc combinations of voltages and currents. An example of thisdual behavior ... 2.20The resistance elementIt is often convenient to deﬁne the conductance of a circuit element as theinverse of its resistance. The symbol used to denote the conductance of an elementis G, whereG ... resistance of value REQ, whereREQ= R1+ R2+ R3The three resistors could thus be replaced by a single resistor of value REQwithoutchanging the amount of current required of the battery....

THEORY AND APPLICATIONS OF MONTE CARLO SIMULATIONS ppt

Danh mục: Điện - Điện tử

... 95%.Theory and Applications of Monte Carlo Simulations40The GUM uncertainty framework is based on the law of propagation of uncertainties (LPU).This methodology is derived from a set of approximations ... Measurementhttp://dx.doi.org/10.5772/5301441PrefaceThe objective of this book is to introduce recent advances and state -of- the-art applications of Monte Carlo Simulation (MCS) in various fields. MCS is a class of statistical methods ... and define the tip of each spoke as one engineeringor science discipline: this book lays out the various applications of MCS with a goal of sparking innovative exercises of MCS across fields.Despite...

Báo cáo hóa học: " Research Article A Secret Image Sharing Method Using Integer Wavelet Transform" ppt

Danh mục: Báo cáo khoa học

... pattern recogni-tion, image processing, biocybernetics, and applications of wavelet transforms. He is a Fellow of IEEE and a Fellow of IAPR.Hindawi Publishing CorporationEURASIP Journal on Advances ... block diagram of the proposed method is shown in Figure 1,whereX denotescoeﬃcients of the wavelet multiresolution representation of an image andX the reconstructed wavelet transform coeﬃ-cients.3.1. ... with PSNR of 16.04 dB at bit-error rate of 8× 10−2, (d) reconstructed Peppers image with PSNR of 25.10 dB at bit-error rate of 2.4× 10−3, (e) reconstructed Peppers image with PSNR of 35.14...

Báo cáo hóa học: " Automatic Target Detection Using Wavelet Transform" pptx

Danh mục: Báo cáo khoa học

... sub-bands of discrete wavelet transformed images for the detec-tion of man-made and non-man-made two and more targets,in both cluttered and noncluttered environments.3. DISCRETE WAVELET TRANSFORM Wavelets ... comparison of wavelet cooccurrence feature is done. The results of the proposed algorithmare found to be satisfactory.Keywords and phrases: discrete wavelet transform, target detection, texture, wavelet ... Simoncelli, “Modeling the joint statistics of images in the wavelet domain,” in Wavelet Applications in Signal and ImageProcessing VII, vol. 3813 of Proceedings of SPIE, pp. 188–195,Denver, Colo,...

PRACTICAL APPLICATIONS OF AGENT-BASED TECHNOLOGY ppt

Danh mục: Kỹ thuật lập trình

... the value to be offered in each criterion during the offer and counter-offer process. The selection of negotiation strategy leads to the determination of overall direction of negotiation tactics. ... willingness of an agent to accept an offer, while 0% specifies the offer is in the expectation, and lower negative percentage indicates a higher level of dissatisfaction of an offer. In the ... reserve(PathId,MWreserve,MWLoading,MVARreserve,MVARLoading)10Practical Applications of Agent-Based Technology Practical Applications of Agent-Based Technology 40 CR can achieve better satisfaction when NO finds difficulty in striking a deal (number of participants...

NOVEL APPLICATIONS OF THE UWB TECHNOLOGIES pptx

Danh mục: Kĩ thuật Viễn thông

... Rate (PER) of less than 8% with a payload of 1024 octets each in the PSDU, where a noise figure of 6.6 dB (referenced at the antenna), an implementation loss of 2.5 dB, and a margin of 3 dB have ... utilizes soft bit demapping to demap two equalized complex numbers previously transmitted on different data subcarriers into a subgroup of 5 soft bits, and then outputs groups of 250 soft bits ... deinterleaved soft bits are input to Viterbi decoder to recover the original bit streams. Each soft bit value of b g(k)+50, bg(k)+51, bg(k)+100 and bg(k)+101 depend on the soft bit magnitude of...

Ebook Tips-Applications of INet part 1 pptx

Danh mục: Quản trị Web

... web bắt mắt. download: http://www.koolmoves.com size: 2,58 MB 5. CoffeeCup Flash Firestarter 6.5 Phần mềm tiện ích của Coffeecup cho phép bạn có thể tạo được nhanh chóng những flash cùng ... địa chỉ: _http://www.gamemaker.nl/download/gmaker.zip. sn: updateSofts E39F743A8F7AD9E68398E056 (c) petitGarcon@updatesofts.com 5 phần mềm đồ họa cho các hình ảnh sinh động: 1. SWiSHmax ... các trang web sống động và tạo được các biểu tượng logo công ty dễ dàng. download: http://www.coffeecup.com/firestarter size: 3,79 MB (theo t/c Xã hội thông tin số Xuân 2005) Top 5 phần...

Ebook Tips-Applications of INet part 6 pptx

Danh mục: Quản trị Web

... include users of the free version of V6 (5MB) http://www.grisoft.com Best Free Adware/Spyware/Scumware Remover Updated Spybot Search and Destroy quickly hunts down all those odious applications ... alternative for MS Word, OpenOffice for MS Office XP, The Gimp for Adobe Ph*tosh*p, Gzip for WinZIP are dozens more. Taken collectively this suite provides more than enough software to completely ... utilities and none of them has really satisfied. Until now. Gadwin screen capture does exactly what I want in the way I want. Further, it avoids the trap of providing lots of useless and confusing...

Ebook Tips-Applications of INet part 9 pptx

Danh mục: Quản trị Web

... install but the extra layer of protection makes the effort definitely worthwhile. http://www.diamondcs.com.au/processguard/ SofoTex.com weekly newsletter New software downloads for week ... ending Feb-07-2005 http://www.sofotex.com The source for best software downloads ************************************************** ** CONTENTS - Freeware of the week - This weeks new freeware ... number of totally free anti-virus utilities than scan all data transfers associated with IM products. All the utilities make use of the virus signature databases from the BitDefender Professional...

Ebook Tips-Applications of INet part 12 pptx

Danh mục: Quản trị Web

... _____________________________________________________________ Micro$oft Developer Network: TONS of codes for most os M$’s languages http://msdn.microsoft.com/ Home of linux: http://www.linux.org/ Turn Xbox/PS2 ... month's issue of PC World is "Trouble Free PC:Unbeatable tools to help you protect data, remove junk, stop crashes" Its worth checking out, it offers plenty of information. Their ... you a few screenshots of the program. Maybe that'll give you all a better idea. Anyway, this has been immeasurably helpful to me in cleaning out all kinds of stuff out of my computer. I think...