[PDF] Top 20 Modified Robust Watermarking Scheme based on DCT
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Modified Robust Watermarking Scheme based on DCT
... and watermarking etc. But in digital world, watermarking is most commonly used for copyright protection of digital information ...Digital watermarking is the pattern of bits inserted into the ... See full document
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A Robust Qr-Code Video Watermarking With Dct Domain
... embedding stage, an SHA-256 hash code is solved for the ROI choosed. Next, the hash code is Integrated into the Least significant bits of RONI. The disadvantage of these two types is that the changebility of the ... See full document
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INTEGRATED DCT, DWT AND MODIFIED SVD BASED DIGITAL IMAGE WATERMARKING
... Digital watermarking is a multifaceted technique essentially concerning numerous conflicting necessities and trade-offs thus subsequent in many real-world as well as technical ...Digital watermarking using ... See full document
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A Robust DCT based Digital Image Watermarking using Random Mid band Coefficient Exchange Scheme for Gray Scale Images
... 8x8 DCT block are shown in Figure ...8x8 DCT of an original image is taken. Then, two locations DCT (u1, v1) and DCT (u2, v2) are chosen from the FM region for comparison of each 8 x 8 ... See full document
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Video Watermarking Scheme Based On Robust QR-Code
... audio based data hiding and achieved the quality of this technique was watermarked image and after certain attacks the Sim value of the extracted watermark will be ...and robust performance. A robust ... See full document
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Comparative Study of some Audio Watermarking Techniques based on DCT, SVD, LWT and EMD Principals
... Generally, watermarking techniques based on transform domain are more popular than those based on time domain since they provide higher audio quality and much more ...[3], DCT-SVD [5][9], ... See full document
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Review on Digital Watermarking Images
... using DCT is proposed in ...joint DCT digital image watermarking ...method; DCT and ...is based on the fact that jointed transform could remove the drawback of each other than an ... See full document
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A Block Based Novel Digital Video Watermarking Scheme Using DCT
... (DCT): DCT like a Fourier Transform, it represents data in terms of frequency space rather than an amplitude ...away. DCT based watermarking techniques are robust compared to ... See full document
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An Approach towards Designing a Robust DCT based Image Watermarking Framework against JPEG Compression
... Invisible watermarking technique is one of the leading solutions towards violation of ownership authentication problem without deteriorating the quality of the ...domain watermarking, a counterfeiter may ... See full document
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Robust Digital Audio Watermarking Based on SVD and Modified Firefly Algorithm
... The watermarking is done by embedding a watermark sig- nal into the host data for the purpose of copyright protection, access ...audio. Watermarking techniques can be classified according to domain, ... See full document
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A Robust Watermarking Algorithm of Encrypted Medical Volume Data Based on 3D DWT and 3D DCT
... on robust watermarking algorithm for 3D images in the encrypted domain, while 3D images are universal in medical images, such as CT, MRI ...novel robust watermarking scheme for ... See full document
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A Robust Watermarking Scheme for Digital Video Sequence using Entropy and Hadamard Transformation Technique
... are modified with singular values of watermark ...Map modified sub-band to its original position and L-level inverse MR-WHT is performed to get the watermarked ...watermark based on decomposition ... See full document
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A Robust DCT Based Digital Image Watermarking Using Fusion of Computational Intelligence Techniques
... in cover image. Here fingerprint is used as a watermark which is embedded in the mid frequency band of the DCT coefficients. In the embedding process the fuzzy-neuro system is used to remember the watermark ... See full document
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A Novel Robust Mesh Watermarking Based on BNBW
... Lounsbery’s scheme [17]. Some other trials using multiresolution scheme also have been introduced in paper ...new robust watermarking scheme based on the biorthogonal nonuniform ... See full document
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JOINT DWT-DCT BASED BLIND AND ROBUST DIGITAL WATERMARKING APPROACH FOR COPYRIGHT PROTECTION
... Discrete Wavelet transform (DWT) is a mathematical tool for hierarchically decomposing an image. It is useful for processing of non-stationary signals [7]. The transform is based on small waves, called wavelets, ... See full document
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A Hardware Efficient Robust Digital Image Watermarking Algorithm Using Integer DCT
... time watermarking was felt with advancement in the field of medical ...records based on watermark embedded in an ...time watermarking of surveillance camera tapes with location and time codes to ... See full document
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A Robust Video Watermarking Scheme using DWT and DCT
... is robust video watermarking technique for the colour watermark ...by DCT applied on DWT coefficients in high frequency band especially LH and/or HL to provide compression ...The DCT ... See full document
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Robust Image Watermarking based on DCT DWT SVD Method
... different watermarking techniques and strategies have been proposed in order to solve a number of problems ranging from the detection of content manipulations, to information hiding (steganography), to document ... See full document
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Digital Image Watermarking Scheme Based on LWT and DCT
... image watermarking technique which based on combining two transforms: LWT and ...DCT. Watermarking is done by altering the wavelets coefficients of carefully selected LWT sub-bands (HH), ... See full document
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A New Robust Color Image Watermarking Scheme Based on 3D DCT
... proposed scheme, the original watermarking signal is a binary image sized 64 × 64 and is showed in Figure ...proposed scheme defined in Section III is ... See full document
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