2 s gupta and s g mazumdar sobel edge detection algorithm vol 2 no 2 pp 1578 1583 2013
Thực thi và đánh giá thuật toán tách biên ảnh trên FPGA
... Generator (XSG) - Tìm hiểu quy trình thiết kế XSG - Xây dựng module Image pre-processing - Xây dựng IP core Sobel edge detection - Test module Image pre-processing IP core Sobel edge detection ... Matlab Simulink - Xây dựng module Image post-processing - Xây dựng IP core Prewitt edge detection - Test module Image post-processing IP core Prewitt edge detection - Mô phần cứng phần mềm hệ thống ... MỤC BẢNG DANH MỤC BẢNG Bảng 4.1: Uớc lượng tài nguyên Prewitt edge detection Bảng 4 .2: Uớc lượng tài nguyên Sobel edge detection Bảng 4.3: Người tham gia đánh giá chất lượng tách biên DANH MỤC...
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Mathematical Summary for Digital Signal Processing Applications with Matlab pdf
... b31 D a21 b11 C a 22 b21 C a23 b31 a11 b 12 C a 12 b 22 C a13 b 32 a11 b13 C a 12 b23 C a13 b33 a21 b 12 C a 22 b 22 C a23 b 32 a21 b13 C a 22 b23 C a23 b33 # The matrix A can be viewed as A D Œa1 a2 a3 , ... P as shown below a11 a 12 a13 b11 b 12 6a21 a 22 a23 b21 b 22 7 c11 c 12 c13 d11 d 12 7 6c 21 c 22 c23 d21 d 22 c31 c 32 c33 d31 d 32 1 .2 Properties of Matrices The above matrix ‘P’ can be viewed as the ... matrix as mentioned below This way of representing the matrix is called as Block matrix 2 Ä a11 a 12 a13 b11 b 12 a 62 21 a 22 a233 b21 b 22 37 d11 d 12 c11 c 12 c13 64 c21 c 22 c33 4d21 d 22 55 c31 c 32 c33...
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algorithm collections for digital signal processing applications using matlab - e.s. gopi
... Algorithm Collections for Digital Signal Processing Applications Using Matlab Algorithm Collections for Digital Signal Processing Applications Using Matlab E .S Gopi National Institute ... M-program for PSO Algorithm 1-4 Program Illustration Genetic Algorithm 2- 1 Roulette Wheel Selection Rule 2- 2 Example 2- 2-1 M-program for genetic algorithm 2- 2 -2 Program illustration 2- 3 Classification ... clear using MATLAB programs This book will be useful for the Beginners Research scholars and Students who are doing research work on practical applications of Digital Signal Processing using MATLAB...
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Báo cáo hóa học: " Research Article A SystemC-Based Design Methodology for Digital Signal Processing Systems" potx
... design space exploration The Signal Processing Worksystem (SPW) from Cadence Design Systems, Inc., is dedicated to the modeling and analysis of signal processing algorithms [22 ] The underlying ... Computing Systems, Kluwer Academic, Norwell, Mass, USA, 20 02 [ 52] P Hastono, S Klaus, and S A Huss, “Real-time operating system services for realistic SystemC simulation models of embedded systems,” ... different issues arising during our proposed design flow Section discusses the input format based on SystemC called SysteMoC SysteMoC is a library based on SystemC that allows to describe and simulate...
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Digital signal processing for front end non idealities in coherent optical OFDM system
... front-end non-ideality: linear phase noise 1 .2 Scope and Contributions 1 .2 Scope and Contributions This dissertation is aimed at the development of digital signal processing algorithms for front-end non-idealities ... r(t) is the received time domain signal The classical MCM uses nonoverlapped bandlimited signals which reduces the spectral efficiency And a bank of large numbers of oscillators and filters is used ... Tx and Rx lasers OFDM system is hundreds or thousands times more sensitive to CFO and LPN than the single carrier system with the same bit rate, due to its longer symbol duration IQ mismatch is...
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Real-Time Digital Signal Processing - Chapter 6: Design and Implementation of IIR Filters
... will also discuss some practical considerations for real-time applications As shown in Figure 1.8, a DSP system design usually consists of several steps, such as system requirements and specifications, ... filters in four different types of filters: lowpass, highpass, bandpass, and bandstop The Signal Processing Toolbox provides a variety of M-files for designing IIR filters The IIR filter design using ... 0:765 3s 1 s2 1:847 7s 1 25 2 DESIGN AND IMPLEMENTATION OF IIR FILTERS 1 s À s1 s À s2 s À s3 s À e j2p=3 s À e jp s À e j4p=3 : s 1 s2 s 1 H s Chebyshev filters...
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Tài liệu Real-Time Digital Signal Processing - Appendix B: Introduction of MATLAB for DSP Applications docx
... 1996 [2] V K Ingle and J G Proakis, Digital Signal Processing Using MATLAB V.4, Boston: PWS Publishing, 1997 [3] E W Kamen and B S Heck, Fundamentals of Signals and Systems Using MATLAB, Englewood ... OPERATIONS B.1 .2 Graphics MATLAB provides a variety of sophisticated techniques for presenting and visualizing data as 2D and 3D graphs and annotating these graphs The most useful command for generating ... logarithmic scale (base 10) using the following commands: ELEMENTARY OPERATIONS 457 semilogx(x,y) À using a logarithmic scale for x and a linear scale for y semilogy(x,y) À using a linear scale...
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Tài liệu Real-Time Digital Signal Processing - Appendix C: Introduction of C Programming for DSP Applications ppt
... system passes the strings on the command line to main More precisely, the operating system stores the strings on the command line in memory and sets argv [ ]to the address of the first string (firfltr), ... N 25 6; defines the variable N as an integer, and assigns it with the value 25 6 An assignment statement is used to assign a value to an identifier The most basic assignment operator in C is the ... unsigned For example, unsigned int counter; where counter has a value range from to 65 535 Statements and expressions using the operators should normally use variables and constants of the same...
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Digital Signal Processing Using MATLAB for Students and Researchers ppt
... Chapter Summary 16 CHAPTER 2. 1 2. 2 2. 3 2. 4 2. 5 2. 6 2. 7 2. 8 2. 9 2. 10 2. 11 2. 12 2.13 2. 14 2. 15 XI 19 40 SAMPLED SIGNALS AND DIGITAL PROCESSING Chapter Objectives 45 Introduction 45 Processing Signals ... measurements so as yield insight into the underlying signal properties In some cases, the measurements may be compared to databases of existing signals so as to aid diagnosis Figure 1.1 shows ... references and index ISBN 978-0-470-88091-3 Signal processing–Digital techniques Signal processing–Mathematics–Data processing MATLAB I Title TK51 02. 9.L4 525 20 11 621 .3 82 2 dc 22 201004 828 5 Printed in Singapore...
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smith, s. w. (2003) digital signal processing - a practical guide for engineers and scientists
... Digital Signal Processing A Practical Guide for Engineers and Scientists Digital Signal Processing A Practical Guide for Engineers and Scientists by Steven K Smith Newnes An imprint of Elsevier ... (c) show histograms using 128 and 25 6,000 samples from the signal, respectively As shown, the histogram is smoother when more samples are used c 25 6,000 point histogram I 2! pJ z I - 14ooo s s z2000 ... Roots of DSP Digital signal processing is distinguished from other areas in computer science by the unique type of data it uses: signals In most cases, these signals originate as sensory data...
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Báo cáo hóa học: " A Digital Signal Processing Method for Gene Prediction with Improved Noise Suppression" ppt
... Cristea, “Large scale features in DNA genomic signals,” Signal Processing, vol 83, no 4, pp 871–888, 20 03 [ 12] W Li, P Bernaola-Galvan, F Haghighi, and I Grosse, “Applications of recursive segmentation ... “Gene and exon prediction using allpass-based filters,” in Workshop on Genomic Signal Processing and Statistics, Raleigh, NC, USA, October 20 02 [7] J Henderson, S Salzberg, and K H Fasman, “Finding ... coding regions does not always suppress all of the peaks found in the noncoding regions of yT +G (n) (see Figure 3) Consequently, the noncoding regions may obscure the coding regions in some datasets...
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Digital Signal Processing System Design ppt
... tools and know-how for designing signal processing systems within a one-semester lab course This book can also be used as a self-study LabVIEW guide toward designing and analyzing signal processing ... DSPs) Nowadays, DSP systems such as cell phones and high-speed modems have become an integral part of our lives In general, sensors generate analog signals in response to various physical phenomena ... Digital Signal Processing System Design: LabVIEW-Based Hybrid Programming Nasser Kehtarnavaz This page intentionally left blank Digital Signal Processing System Design: LabVIEW-Based Hybrid...
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Digital Signal Processing System-Level Design Using LabVIEW ppt
... Digital Signal Processing System-Level Design Using LabVIEW Digital Signal Processing System-Level Design Using LabVIEW by Nasser Kehtarnavaz and Namjin Kim University of Texas at Dallas AMSTERDAM ... family of TMS 320 C6000 DSP processors It is envisioned that this alternative graphical programming approach to designing digital signal processing systems will allow more students to get exposed to ... controls The system is built with Express VIs first, then the same system is built with regular VIs This is done in order to illustrate the advantages and disadvantages of Express VIs versus regular...
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Carrier recovery for high speed coherent optical communication systems based on digital signal processing
... Zhang Shaoliang, Dr Zhang Banghong and Dr Shao Xuguang with whom I gain a lot of knowledge in research My thanks also go to my colleagues in NUS for providing friendly environment and exchanging ... performance comparison 40-Gbit /s D8PSK signals using DA ML PE and MLSD algorithms 57 3.6 OSNR penalty comparison of DA ML PE and MLSD with L=3 and L=5 for 50Gbit /s DQPSK signals ... received signals are used to estimate the phase reference in a QAM system, its system perfor- 1 .2 Motivation mance is severely degraded, thus making the algorithm sensitive to laser phase noise [39]...
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A full custom digital signal processing unit for real time cortical blood flow monitoring
... cell such as Figure 29 and Figure 30 to as low as transistor, Figure 31 A comparison between static and transistor-pass logics was discussed in [ 62] and compared in [70] Although the transistor-pass ... processing [45], [46] and rangeposition detection [47]; while sensor-level processing unit includes colour processing skin detection [21 ], stereo imager [48], video compression using Discrete-Cosine-Transformation ... logics using Hardware Description Language (HDL) Such flip-flops exist as standard cells in design kits of modern fabrication process and can be found in the present design kit Although designs...
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Alpha Stable Human Visual System Models for Digital Halftoning
... cross-sections, Figure 2) It is not surprising that the two filters expose similar halftone results for gray levels below g = 25 % Beyond gray level g = 25 %, the energy in the second mixed Gaussian ... a similar process Suppose a lighter pattern is to be designed A given number of dots corresponding to the Figure Gray ramps obtained with DBS screens of size 128 × 128 generated using the α-SG ... ρ 1 /2 √ 1/ ρ 1 /2 √ 1/ ρ 1 /2 √ 1/ ρ 1 /2 √ 1/ ρ 1 /2 √ 1/ 2. 5 22 % 1.5 0.5 50% 0 2. 5 22 % 1.5 0.5 50% 0 2. 5 22 % 1.5 α S G 1 0.5 50% 0 2. 5 22 % 1.5 α S G 0.5 50% 0 Figure Spectral analysis of DBS halftones...
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The Scientist and Engineer's Guide to Digital Signal Processing Second Edition
... Harmonics 22 0 Chirp Signals 22 2 Chapter 12 The Fast Fourier Transform 22 5 Real DFT Using the Complex DFT 22 5 How the FFT Works 22 8 FFT Programs 23 3 Speed and Precision Comparisons 23 7 ... The Roots of DSP Telecommunications Audio Processing Echo Location Imaging Processing Chapter Statistics, Probability and Noise 11 Signal and Graph Terminology 11 Mean and Standard ... Convolution 418 Chapter 25 Special Imaging Techniques 423 Spatial Resolution 423 Sample Spacing and Sampling Aperture 430 Signal-to-Noise Ratio 4 32 Morphological Image Processing...
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Introduction to Digital Signal Processing and Filter Design
... known as digital signal processors (DSPs) Of course, the theory of digital signal processing and its applications is supported by other disciplines such as computer science and engineering, and ... 191 194 20 2 20 2 20 4 20 8 21 0 21 2 4.3 Analog Frequency Transformations 4.3.1 Highpass Filter 4.3 .2 Bandpass Filter 4.3.3 Bandstop Filter 21 2 21 2 21 3 21 6 4.4 Digital Filters 21 9 4.5 Impulse-Invariant ... understanding, computer vision, radar and sonar processing, geophysical and seismic data processing, remote sensing, and weather monitoring are some of the applications of image processing Reconstruction...
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- importance of forest goods and services g amp s in your country
- mueller ruth 1993 abortion policy and women s health in developing countries international journal of health services vol 20 no 2 p 297 314
- s fallon and m g enig guts and grease the diet of native americans weston a price foundation january 1 2000 http www westonaprice org traditional diets native americans html accessed june 23 2009
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- 18 m mohapatra and s anand 2010 synthesis and applications of nano structured iron oxides hydroxides a review international journal of engineering science and technology vol 2 no 8 pp 127 146
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- 20 martin j r 2000 beyond exchange appraisal systems in english in hunston s and thompson g eds evaluation in text authorial stance and the construction of discourse oxford university press pp 142 175
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