نتایج جستجو برای: svd transform
تعداد نتایج: 118863 فیلتر نتایج به سال:
Confidentiality of Electronic Health Record (EHR) and privacy are two important security requirements for healthcare systems. Many devices on the EHR network utilize little or no encryption, which makes data in transit vulnerable to exploitative attacks, such as Man-in-the-Middle other filtration methods. Recently, watermarking algorithms an efficient response these is underline. In this paper,...
This work presents a robust watermarking technique in hybrid domain for the copyright claim of medical images. The scheme is fusion three popular transforms: Discrete Wavelet Transform (DWT), Cosine (DCT) and Singular Value Decomposition (SVD). input image first separated into region interest (ROI) non-interest (RONI). DWT applied on RONI to get low high frequency bands. band then segmented 4×4...
Low-dimensional representations, or embeddings , of a graph's nodes facilitate several practical data science and engineering tasks. As such rely, explicitly implicitly, on similarity measure among nodes, they require the computation quadratic matrix, inducing tradeoff between space complexity embedding quality. To date, no graph work combines (i) linear complexity, (ii) nonlinear transform as ...
Face recognition and identification are very important applications in machine learning. Due to the increasing amount of available data, traditional approaches based on matricization matrix PCA methods can be difficult implement. Moreover, tensorial a natural choice, due mere structure databases, for example case color images. Nevertheless, even though various authors proposed factorization str...
Graphs have so many applications in real world problems. When we deal with huge volume of data, analyzing data is difficult or sometimes impossible. In big data problems, clustering data is a useful tool for data analysis. Singular value decomposition(SVD) is one of the best algorithms for clustering graph but we do not have any choice to select the number of clusters and the number of members ...
white matter lesions (wmls) are commonly observed in strokepatients with small vessel disease (svd) and are thought toresult from a progressive, irreversible disease process followingarteriolosclerosis. in this study, we report a case of partialdisappearance of wmls 1 year after a lacunar stroke in a69-year-old man with evidence of svd. we also discuss possiblemechanisms associated with this ob...
Swine vesicular disease (SVD) is a highly contagious viral disease that causes vesicular disease in pigs. The importance of the disease is due to its indistinguishable clinical signs from those of foot-and-mouth disease, which prevents international trade of swine and related products. SVD-specific antibody detection via an enzyme-linked immunosorbent assay (ELISA) is the most versatile and com...
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