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The hybrid digital image watermarking method takes the host image and applies two or more transform domain methods (DCT, DFT, DWT, and SVD) to it. Reproduced material should be attributed as follows: If the material has been adapted instead of reproduced from the original RSC publication The applications of digital image analysis are continuously expanding through all areas of science and industry, including: assay micro plate reading, such as detecting where a chemical was manufactured.  proposed a LAM-CIoT (lightweight authentication mechanism in a cloud-based IoT environment) mechanism where the authorized users can access the IoT data remotely. These values are usually represented in 8-bit int. PSNR, SSIM, BER, MAE, and NC values under type 1 attacks. Online acquired images can be automatically treated and the desired features can be discriminated and analyzed. The method ensures the security of the system. Here, significant regions are selected by the fuzzy entropy, and then prominent low-frequency regions are calculated from these significant regions by the support vector regression model which increases robustness in a significant way than traditional methods. These include the Arnold transform, chaos-based method, DCT, and logistic map-based methods. The hybrid method combines any two or three transformations by maintaining a trade-off among imperceptibility, robustness, capacity, and security. Digital image transform algorithms, edge detection algorithms, and image segmentation algorithms are carefully gleaned from the literature for compatibility and a track record of acceptance … These transformations include discrete cosine transform (DCT), discrete Fourier transform (DFT), or discrete wavelet transform (DWT) . it in a third party non-RSC publication you must The more the PSNR, the more quality image is obtained. In this research, the existing hybrid domain-based digital image watermarking methods are reviewed in Section 2. Quantitative Digital Image Analysis Using AI-Powered Digital Pathology Software. For checking the authenticity of pharmaceutical products in the IoT environment, a method is proposed that uses the NFC or near-field communication . to reproduce figures, diagrams etc. The method shows significant improvement in terms of robustness and imperceptibility over the existing methods. As it supports multi-windows, you can open and analyze multiple images simultaneously using it. This research will lead to the privacy-preserving image authentication system. Then, the watermark is embedded in the DCT of the selected LWT subband. After a brief literature review, we compared and analyzed the complexity of several existing hybrid methods in a tabular form. The secure k-nearest neighbor (kNN) algorithm protects the feature vector. Therefore, to get improved robustness and high image data security along with better imperceptibility and embedding capacity, future researchers must combine machine learning and artificial neural network algorithms in the hybrid transform domain. Here, images are represented by extracting feature vectors. Arnold transform encrypts the grayscale watermark image. This is called image-to-image registration and is often done prior to performing various image transformation procedures, In order to actually geometrically correct the original distorted image, a procedure called resampling is used to determine the digital values to place in the new pixel locations of the corrected output image. For reproduction of material from all other RSC journals and books: For reproduction of material from all other RSC journals. It can also easily handle 3D stacks of confocal microscopy ima… Also, they are not much robust against combined attacks, like HE + GN, HE + SPN, GN + JPEG compression, SPN + JPEG compression, and LPGF + SPN.  proposed a hybrid nonblind watermarking method that combines DWT and SVD for embedding data into the host image. Department of Chemistry, Federal University of São Carlos – UFSCar, Highway Washington Luiz, km 235, P.O. For locating the tampered region and authenticity of the host image, the signature can be recovered from the blockchain. Robustness is the requirement where the watermark image can still be detected after the watermarked image has been affected by some common image processing operations. This paper does not require the original host image for extracting the watermark. Some requirements must be satisfied for designing efficient hybrid digital image watermarking methods. Sun, “Digital watermarking based on Joint DWT–DCT and OMP reconstruction,”, A. K. Abdulrahman and S. Ozturk, “A novel hybrid DCT and DWT based robust watermarking algorithm for color images,”, D. G. Savakar and A. Ghuli, “Robust invisible digital image watermarking using hybrid scheme,”, M. Alizadeh, H. Sajedi, and B. Babaali, “Image watermarking by Q learning and matrix factorization,” in, R. Mehta, K. Gupta, and A. K. Yadav, “An adaptive framework to image watermarking based on the twin support vector regression and genetic algorithm in lifting wavelet transform domain,”, G. Dubey, C. Agarwal, S. Kumar, and H. P. Singh, “Image watermarking scheme using cuckoo search algorithm,”, Y. Guo, B.-Z. A frequency domain-based hybrid DCT-SVD-based method is presented in the paper  for ensuring more capacity. Then, the system gets the watermarked image and sends it over the communication channel. These requirements are depicted in Figure 3. These methods provide more imperceptibility and high robustness to multimedia data and mainly used for multimedia security and copyright protection. Analyze image content: automatically capture objects, find their locations and measurements, save the data to Excel. of the whole article in a thesis or dissertation. Types of Images: Binary, Grayscale, Color. The watermark extraction is done in a reverse manner. For transferring medical data over the network by maintaining robustness and security, this paper uses a hybrid method that combines DWT and DCT. Jane et al. Broadcast monitoring, ownership identification, fingerprinting, content authentication, integrity verification, and telemedicine security are important and the latest potential applications of digital image watermarking. This technology embeds the watermark data into a multimedia product (such as text, image, audio, and video) and later extracts or detects it from the watermarked product to assert the product . Image analysis (IA) is the identification of attributes within an image via digital image processing techniques to make the IA process more accurate and cost-effective. or in a thesis or dissertation provided that the correct acknowledgement is given Fetching data from CrossRef. Authors contributing to RSC publications (journal articles, books or book chapters) The diagonal singular value coefficients are modified with the watermark image. Blockchain technology can be integrated here for better security. MD Biosciences provides sophisticated digital image analysis services utilizing software programs such as Visiopharm, Aperio ImageScope, ImageJ and Adobe Photoshop to provide quantitative, semi- quantitative and qualitative data outputs from tissue specimens. Digital pathology and the adoption of image analysis have grown rapidly in the last few years. The system computes the block-based DCT of DWT LL subband, which provides better visual quality of the image to the human eye. E-mail: Besides, IoT needs limited storage and requires less computing complexity . This process is called hybridization. At first, we have given a standard framework for designing a hybrid method that ensures the basic design requirements of watermarking for various applications. Moreover, hybrid watermarking can be done by combining various transform domain methods. Table 1 includes schemes, used techniques for imperceptibility, robustness, security requirements, size, type, and color of the cover image and the watermark image, and also embedding capacity. Binary Image: A binary … And since there are currently increasingly sophisticated image manipulation tools available, which make it difficult to identify characteristics of interest… Digital image analysis in pathologist‐selected regions of interest predicts survival more accurately than whole‐slide analysis: a direct comparison study in 153 gastric carcinomas You Jeong Heo The Samsung Advanced Institute for Health Sciences and Technology (SAIHST), Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea The encrypted watermark is divided into equal smaller parts, and the DCT coefficient of each part is computed. Another hybrid method is proposed based on DCT-DWT and autothresholding. Hemdan et al. Deep learning (DL) has achieved state-of-the-art performance in many digital pathology analysis tasks. Then, DCT and SVD transformations are applied to the host image. This method is often used to measure full-field displacement and strains, and it is widely applied in many areas of science and engineering, with new applications being found all the time. is available on our Permission Requests page. At present, fake accounts can be seen on social media which harms society. This hybrid method preserves the host image visual quality without any degradation after embedding the watermark. Also, the system shows better imperceptibility compared to other methods.
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