introduction to digital image processing with matlab ppt

Ngày tải lên: 23/07/2014, 00:24

... Enhancement 3 H a b FIGURE 1-3 Enhancing an image by histogram equalization: (a) original image and (b) enhanced image. Original image courtesy of the Center for Image Processing Research, Rensselaer Polytechnic ... book deals with the basic principles involved in processing images for different end results. In particular, it describes in detail image enhancement and image compression. The topic on image compression ... format. As the field of digital image processing is vast, the author decided not to include topics related to computer vision. Computer vision in itself is worth a whole book to cover. However, basic...

Ngày tải lên: 05/06/2014, 11:57

Ngày tải lên: 28/06/2014, 22:20

... are the advantages of digital signal processing instead of analog signal processing, even though digital signal processing requires more circuits compared to analog signal processing? x(n) y(n) z −1 z −1 z −1 ΣΣ Σ Σ Figure ... ability to compress the data by a significant factor and receive the input signal at lower cost and very good quality. To point out the power of digital signal processing theory and the digital ... following paragraphs are addressed to the instructors teaching a junior- level course on digital signal processing. The first seven chapters cover well- defined topics: (1) an introduction, (2) time-domain...

Ngày tải lên: 13/09/2012, 10:21

... fetal monitoring, patient moni- toring, and ECG and EEC mapping. Another example of advanced digital signal processing is found in hearing aids and cardiac pacemakers. 5. Image Processing. Image ... technology. It is different from the theory of digital signal processing. This textbook offers an introduction to the fundamental theory of digital signal processing, which is used in such techniques as ... Application of Digital Signal Processing, Prentice-Hall, 1975. 9. E. C. Ifeachor and B. W. Jervis, Digital Signal Processing, Prentice-Hall, 2002. 10. V. K. Ingle and J. G. Proakis, Digital Signal Processing...

Ngày tải lên: 29/09/2013, 21:20

Ngày tải lên: 23/12/2013, 03:16

Ngày tải lên: 01/01/2014, 21:13

... corrections and image registration also are covered. Chapter 6: Color Image Processing. This chapter deals with pseudocolor and full-color image processing. Color models applicable to digital image process- ing ... Image Processing Toolbox, also are available. Areas of Image Processing Covered in the Book Every chapter in this book contains the pertinent MATLAB and IPT material needed to implement the image ... experimenting with various commands in a work session. 1.7.2 Using the MATLAB Editor to Create M-files The MATLAB editor is both a text editor specialized for creating M-files and a graphical MATLAB...

Ngày tải lên: 28/04/2014, 10:26

... applications to be able to specify the shape of the histogram that we wish the processed image to have. The method used to generate an image that has a specified histogram is called histogram matching ... developed here to image processing in Sections 3.6.5 and 3.6.6. We begin the discussion with an example. Suppose that we want to develop a fuzzy system to monitor the health of an electric motor in ... the input image, hspec is the specified histogram (a row vector of specified values), and g is the output image, whose histogram approximates the specified histogram, hspec. This vector should...

Ngày tải lên: 28/04/2014, 10:26

Ngày tải lên: 05/06/2014, 12:01

Ngày tải lên: 05/06/2014, 12:05

... generators (or pseudo- random number generators) strive to produce random numbers with a uni- form distribution on [0, 1) and all other probability measures are produced by further signal processing. ... number of topics that can be covered in a typical course — in particular, the applications that are so important to engineers tend to be neglected. In addition, too much time can be spent with the formal ... topics is given. 16 CHAPTER 2. PROBABILITY in the interval [a, b]” is P ([a, b]) = b −a. (2.1) We do not have to restrict interest to intervals in order to define probabil- ities consistent with...

Ngày tải lên: 16/01/2014, 16:33

... ABC c03 JWBS049-Thyagarajan October 1, 2010 10:5 Printer Name: Yet to Come 80 IMAGE TRANSFORMS are scaled to between 0 and 255. The background value is set to 16. The MATLAB code for Example 3.3 ... JWBS049-Thyagarajan October 1, 2010 6:31 Printer Name: Yet to Come 2.2 SAMPLING A CONTINUOUS IMAGE 31 M = 32; % image pulse width M1 = N/2 - M + 1; % image beginning point M2 = N/2+M; % image end point f(M1:M2,M1:M2) ... from left to right and top to bot- tom. Also, most digital cameras have their sensors built in rectangular grid arrays. www.it-ebooks.info P1: OTA/XYZ P2: ABC c03 JWBS049-Thyagarajan October 1,...

Ngày tải lên: 24/03/2014, 01:21

... directory, and cd to change to another directory — for example, typing cd c: \matlab\ work will change the current working directory to disk drive c: in directory \matlab\ work . Type path to ... editor). In order to be able to fi nd the place (folder/ directory) where the m - fi les have been placed, they must be in the current MATLAB directory or in the MATLAB search path. Type pwd to ... = x + y; tstop = cputime ; fprintf (1, ‘ Using vectorization = %.3f\n ’ , tstop − tstart); 2.14 USING MATLAB FOR PROCESSING SIGNALS We are now in a position to use MATLAB to process some...

Ngày tải lên: 29/03/2014, 10:20

... Guide to Digital Signal Processing5 2 filters: the cutoff frequency of the filter is directly proportional to the clock frequency used to drive the switches. This makes the switched capacitor filter ideal ... Engineer's Guide to Digital Signal Processing Second Edition The Scientist and Engineer's Guide to Digital Signal Processing7 0 EQUATION 4-1 Equation for converting a bit pattern into a floating ... capacitor filters use switches and capacitors to mimic resistors. As shown by the equivalent step responses, two capacitors and one switch can perform the same function as a resistor-capacitor...

Ngày tải lên: 31/03/2014, 22:20

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Ngày tải lên: 08/04/2014, 10:06

Ngày tải lên: 29/06/2014, 08:20

... Continuous Signal Processing 243 DIGITAL FILTERS Chapter 14. Introduction to Digital Filters 261 Chapter 15. Moving Average Filters 277 Chapter 16. Windowed-Sinc Filters 285 Chapter 17. Custom Filters ... conform to any industry standard, or are suitable for any application. The author, publisher, and distributors disclaim all liability and responsibility to any person or entity with respect to any ... Recognition 364 Nonlinear Audio Processing 368 Chapter 23. Image Formation and Display 373 Digital Image Structure 373 Cameras and Eyes 376 Television Video Signals 384 Other Image Acquisition and Display...

Ngày tải lên: 13/09/2012, 10:21