Robust Digital Audio Watermarking Based on SVD and Modified Firefly Algorithm
نویسندگان
چکیده
منابع مشابه
Imperceptible and Robust DWT-SVD-Based Digital Audio Watermarking Algorithm
Digital representation of multimedia is more advantageous than the analog one due to potentially improving the portability, efficiency, and accuracy of the information presented. Despite the challenge of having high hiding capacity like other media watermarking, still audios are likely candidates for data hiding due to their possible capabilities of achieving impressive robustness and protectio...
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In this paper, a color image watermarking algorithm based on Redundant Discrete Wavelet Transform (RDWT) and Singular Value Decomposition (SVD) is proposed. The new algorithm selects blue component of a color image to carry the watermark information since the Human Visual System (HVS) is least sensitive to it. To increase the robustness especially towards affine attacks, RDWT is adopted for its...
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In this paper a wavelet-based logo watermarking scheme is presented. The logo watermark is embedded into all sub-blocks of the LLn sub-band of the transformed host image, using quantization technique. Extracted logos from all sub-blocks are merged to make the extracted watermark from distorted watermarked image. Knowing the quantization step-size, dimensions of logo and the level of wavelet tra...
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The paper proposes a digital watermarking algorithm for audio copyright protection combined characteristics of singular value decomposition (SVD) and discrete cosine transform (DCT). The audio are split into blocks, and each block are decomposed on discrete cosine transform (DCT), then the DCT coefficients are decomposed on singular value decomposition (SVD) transform and embedded the watermark...
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-Watermarking is an effective technology that solves many problems within a digitization. By embedding Intellectual Property data (e.g. the creator, licence model, creation date or other copyright information) within the digital object, the digitiser can demonstrate they are the creator and disseminate this information with every copy, even when the digital object has been uploaded to a third p...
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ژورنال
عنوان ژورنال: Journal of Information Security
سال: 2018
ISSN: 2153-1234,2153-1242
DOI: 10.4236/jis.2018.91001