[PDF] Top 20 Técnicas y estrategias en la investigación cualitativa

... frame reconstruction according to different video scenes, making full use of inter-frame correlation 451. and improving reconstruction quality[r] ... See full document

... of image coding and image transmission of wireless video sensor node in wireless multimedia sensor network, the challenges and design objectives of image coding technology in wireless ... See full document

... the image detection quicker. Then the image detection by Canny compared with other ...the image detection, a line of the image detection need to be found and examined a corner by SUSAN ... See full document

... In 2006, a new theoretical framework, compression perception (Compressive Sensing, CS) theory, was developed. In less than ten years, the Shannon-Nyquist sampling theorem was continuously perfected, and each of its ... See full document

... Swati Aroraet.al [13] have exhibited a quantitative psychiatry of the error in rebuilding a three dimensional sight which was detained with Synthetic Aperture Integral Imaging scheme. The three dimensional data was ... See full document

... of image encryption and obtained a lot of very meaningful results [1,2,3,4], however, these classic traditional image encryption algorithm may still need ... See full document

... Image data have strong correlations among adjacent pixels, which makes fast data-shuffling quite difficult. Statistical analysis on large numbers of images shows that averagely adjacent 8 to 16 pixels are ... See full document

... different image encryption algorithm has been ...cipher image is flat or uniformly distributed, so the algorithm is secure from frequency analysis ...the algorithm has entropy that ... See full document

... From Eq.1, it shows that the voltage distribution obtained from summation of multiplication between sensor loss and sensitivity map. Therefore, in Matlab Simulink the voltage distribution is obtained from summation of ... See full document

... algorithms based on sparse signal recovery only consider the sparsity of the ...imaging algorithm based on iterative reweighted block sparse signal recovery is proposed to obtain an enhanced ... See full document

... of video is faced with a number of problems, including large computational burden of reconstruction and high storage of random measurement ...each block. However, in the block method, each ... See full document

... plane algorithm for image sta- bilization, the results show that it can accurately handle the translational motion, but the image processing results of the rotating movement are poor; but comparing ... See full document

... The results reconstruct 3D EIT model with one circle target for48-electrodesand 64-electrodes EIT system, as shown in Figure 4(a). We compare our proposed method with TwIST and use a set of figure of merit to charac- ... See full document

... depth image high-resolution and denoising the usage of one depth image as ...joint reconstruction and swishyframework is deliberate with Associate in Nursing L0 gradientsmooth constraint, making the ... See full document

... required image for an ordinary user is a challenging ...content-based image retrieval (CBIR) compute relevance based on the visual similarity of low-level image features such as color, ... See full document

... enced image and the unreferenced images can be estimated by the affine parameter model introduced in Section ...MPEG video. Figure 17(b) is the SR reconstruction result using Laplacian regularization ... See full document

... [15] algorithm. In contrast to the OMP algorithm, CoSaMP algorithm selects two K optimal-related atoms simultan- eously then discards K atoms selected before the next it- ...CoSaMP algorithm ... See full document

... fine classification of features [1], such as distinguishing different types of crops or ground ma- terials [2, ...spectral image sensors has been greatly ... See full document

... Technology has changed the world dramatically. Last few decades have witnessed, some great events, especially in the field of digital communication[1]. Internet has shrunk the whole world. Now it’s very easy to access ... See full document

... uphold image security. Image encryption techniques try to convert original image to another image that is hard to understand; to keep the image confidential between users, in other ... See full document