this paper focuses on shape description for machine printed Farsi/Arabic subwords retrieval. Fourier descriptor (FD) has been used frequently for shape retrieval applications. In this paper we proposed a simple and ef...
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the transmission of block-coded images over wireless channels results in lost blocks. In this paper, we propose a new error concealment method for covering up the high packet losses of an original image after its tran...
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In this paper, we demonstrate that gender estimation technique can increase the accuracy of a face recognition system. If the gender of the input image can be estimated correctly before its recognition and compared on...
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In this paper the new two-dimensional (TD) adaptive filter algorithms are introduced. the presented algorithms are TD variable step-size (VSS) normalized least mean squares (TD-VSS-NLMS) and TD-VSS affine projection a...
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there are several studies in the literature comparing different approaches. Most of these comparisons are based on objective tests (i.e.;efficiency and effectiveness of the approaches are obtained and compared). In th...
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In this paper, a novel algorithm for image encryption based on SHA-512 is proposed. the main idea of the algorithm is to use one half of image data for encryption of the other half of the image reciprocally. Distinct ...
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this paper describes a computer-aided system for analyzing immunohistochemically stained meningioma cancer cell images. Accurate segmentation of cells in such images plays a critical role in diagnosing diffrent type o...
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Defects on the Pipeline surface such as cracks cause main problems for governments, specifically when the pipeline is covered under the ground. Manual examination for surface defects in the pipeline has several disadv...
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Immuonohistochemically images of meningioma which are stained by ki67 marker contain positive and negative cells. Accurate counting the number of positive and negative cells in such images play a critical role in diag...
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Transmitting the face image data through wireless fading channels have been widely used for face recognition and automatic surveillance applications and many techniques can be used to do that. However, due to the nois...
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