applications of discrete wavelet transform in image processing

Tài liệu Multimedia Applications Of The Wavelet Transform ppt

Ngày tải lên : 25/12/2013, 05:17

... history of wavelets to a tree with many roots growing in distinct directions. The trunk of the tree denotes the joint forces of scientists from different branches of study in the development of a wavelet ... ỉà ắ ỉ Ă Ă Inner product in ắ ấ à ấ ấ ỉà Ê ỉàỉ ỉ Variable in time domain Variable in frequency domain Closed interval from to Open interval from to Interval including and excluding Variance ... dissertation investigates novel applications of the wavelet transform in the analysis and compression of audio, still images, and video. In a second focal point, we evaluate the didactic potential of multimedia–enhanced...

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Tài liệu Multimedia Applications of the Wavelet Transform pdf

Ngày tải lên : 19/01/2014, 19:20

... history of wavelets to a tree with many roots growing in distinct directions. The trunk of the tree denotes the joint forces of scientists from different branches of study in the development of a wavelet ... region of interest coding of JPEG2000 concludes the investigation of still images. Chapter 7 contains our major contribution: the application of the wavelet transform to hierarchical video coding. We ... depends on the scaling parameter (see Figure 1.3 (b)). 1.5 Sampling Grid of the Wavelet Transform In this section we discuss the question of inversibility of the wavelet transform with minimal redun- dancy....

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Handbook of Computer Vision Algorithms in Image Algebra by Gerhard X pdf

Ngày tải lên : 28/03/2014, 14:20

... cases of the general concept of an image. In order to provide a mathematically rigorous definition of an image that covers the plethora of objects called an image in signal processing and image ... of transforming images that is easily learned and used; • Image algebra operations and operands provide the capability of expressing all image- to -image transformations; • Theorems governing image ... architectures being developed nowadays for image processing applications are not often capable of directly executing Ada language programs, often due to support of parallel processing models not accommodated...

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Computational intelligence in image processing

Ngày tải lên : 01/04/2014, 14:01

... accomplished by training the individual type-2 NF blocks in its structure. Each NF block in the structure is trained individually and independently of the others. The training setup is shown in Fig. 1.3. The ... training phase to carefully selected regions in the images, thereby introducing more difﬁculty in the process of creating ﬁlters. In this work, any kind of restriction was used, i.e, the entire image ... is used in the process of GP training. For the image segmentation problem discussed in this work, the terminals set is formed by the input image and 15 other images, all of them obtained directly...

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induction to wavelet transform and image compression

Ngày tải lên : 08/05/2014, 18:42

... coefficients including little information. • The goal of the transformation is to pack as much information as possible into the smallest number of transform coefficients. • Compression is achieved during ... just a lossless predictive coding containing a quantizer. Bit-plane Coding DISP@MD5 31 35 A monochrome or colorful image is decomposed into a series of binary images (that is, bit planes), ... Low Practical! 47 Wavelet Packets DISP@MD5 31 24 A wavelet packet is a more +exible decomposion. Transform Coding(1) DISP@MD5 31 39 Most of the information is included among a small number of the transformed...

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ivanciuc applications of support vector machines in chemistry

Ngày tải lên : 02/06/2014, 09:46

... 0:1. 298 Applications of Support Vector Machines in Chemistry computing the classification hyperplane. Instead, the nonlinear mapping induced by the feature functions is computed with special nonlinear ... the set of Lagrange multipliers of the training (calibration) patterns with l i  0, and P in L P indicates the primal Pattern Classification with Linear Support Vector Machines 311 interesting alternative ... margin of the linear classifier defined by (w, b)is2=jjwjj. The wider the margin, the smaller is d VC , the VC dimension of the classifier. From 310 Applications of Support Vector Machines in Chemistry of...

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biswass, lowell - bezier and splines in image processing and machine vision

Ngày tải lên : 05/06/2014, 12:03

... regular point (b) inflection point (c) cusp of first kind (d) cusp of second kind Fig. 1.10. Classification of different G-images:(a) regular point; (b) in ection point; (c) cusp of first kind; ... landmarks in spline theory with wide application in image processing and machine vision, and this justifies the title of the book. In writing this book, therefore, we introduce the Bernstein polynomial at ... motivation for writing this book on splines, with special attention to applications in image processing and machine vision. The philosophy behind writing this book lies in the fact that splines are effective,...

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chatterjee, siarry - computational intelligence in image processing

Ngày tải lên : 05/06/2014, 12:03

... A collection of 30 test images was taken under a variety of environment conditions including indoor, outdoor and cases of insufficient illuminations. The objective of enhancement includes recovering details ... capable of distinguish- ing the corrupted pixels of the input image from the uncorrupted ones. Hence, an impulse detector is used to guide a noise filter during its processing of the noisy input image ... represented by the target training image. Figure 1.4 shows the training setup for the noise filter application and Fig. 1.5 shows the images used for training. The training image shown in Fig. 1.5aisa computer-generated...

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Báo cáo hóa học: " The role of single N-glycans in proteolytic processing and cell surface transport of the Lassa virus glycoprotein GP-C" ppt

Ngày tải lên : 20/06/2014, 01:20

... hemagglu- tinin [19]. In order to investigate the importance of the individual N-glycosylation sites of Lassa virus GP-C for intracellular trafficking we analysed cell surface expression of the ... and then cell surface was incubated twice for 15 min at 4°C with 2 mg/ml sulfo-N- hydroxysuccinimidobiotin (Pierce) by adding 1 ml of the biotinylating reagent. After biotinylation, cells were washed ... expressed transiently in Vero cells using the beta-actin promoter- driven mammalian expression vector pCAGGS. Western blotting was performed using antiserum directed against the C-terminus of GP-2. As shown in...

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báo cáo hóa học:" Research Article Real-Time Multiview Recognition of Human Gestures by Distributed Image Processing" pdf

Ngày tải lên : 21/06/2014, 20:20

... must operate in real-time, including the time needed for event detection, tracking, and recognition. Since the number of cameras can be very large, distributed processings of incoming images at ... is introduced as shown in the bottom part of Figure 2, which dynamically selects the magnitude of processing load. The control inputs are pattern scanning interval S k , pattern matching interval ... consists of three stages of gestural image processing: (1) feature extraction, (2) feature-based learning/matching, and (3) gesture protocol- based learning/recognition. By applying three kinds of feature...

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Báo cáo hóa học: " Review Article Multimodal Pressure-Flow Analysis: Application of Hilbert Huang Transform in Cerebral Blood Flow Regulation" docx

Ngày tải lên : 21/06/2014, 22:20

... analysis without expert input. In Section 5, we review previous applications of MMPF in clinical studies [15, 16], in which the ability and reliability of the method in assessing the CA from spontaneous ... the left side of Figure 1, the corresponding short-time Fourier transform (STFT) spectrogram was obtained by applying Fourier transform in overlapped Gaussian sliding windows (the window size is ... successive windows) and was plotted using color mapping on the right side of Figure 1. As shown in the rectangle area of the STFT spectrograms of raw BP signals (marked using white line, the Hindawi...

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Báo cáo hóa học: " Editorial Machine Learning in Image Processing" pot

Ngày tải lên : 21/06/2014, 22:20

... datasets and benchmarks, machine learning and image processing have recently received a lot of attention. An innovative integra tion of machine learning in image processing is very likely to have ... often linked to an increase in complexity, and one has to eﬃciently control any machine learning technique to properly adapt it to image processing problems. Indeed, processing huge amounts of ... understanding of com- plex images. The number of image processing algorithms that incorporate some learning components is expected to increase, as adaptation is needed. However, an increase in adaptation...

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Báo cáo hóa học: " Research Article Applications of Fixed Point Theorems in the Theory of Generalized IFS" docx

Ngày tải lên : 21/06/2014, 23:20

... engineer sciences, physics, and so forth. For applications of IFSs in image processing theory, in the theory of stochastic growth models, and in the theory of random dynamical systems, one can consult ... contractions, using some ﬁxed point theorems for contractions from X m to X, we prove the existence of the attractor of such a GIFS and its continuous dependence in the f k ’s. IFSs were introduced in their ... Hindawi Publishing Corporation Fixed Point Theory and Applications Volume 2008, Article ID 312876, 11 pages doi:10.1155/2008/312876 Research Article Applications of Fixed Point Theorems in the...

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Báo cáo hóa học: " Performance Measure as Feedback Variable in Image Processing" potx

Ngày tải lên : 22/06/2014, 23:20

... the image processing point of view as it was explained in Section 1. From the image processing point of view, a feedback variable must be an appropriate measure of image quality. The problem of ... and other applications of image processing. 2. CLOSED-LOOP CONTROL IN IMAGE PROCESSING A majority of image processing applications concern the ob- ject recognition and typically consist of three ... image processing and control point of view. The choice of controlled and actuator variables while including the feedback control in image processing strongly depends on the image processing...