2024 Robust image hashing

Robust image hashing

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August undefined, 2024

WebRobust images hashing has been extensively studied for content-based identi cation of 2D images. Generally, image hashing consists of two main aspects, one is feature extraction, and the other is feature compression. Since feature extraction can directly a ect the robustness and discrimination performance of image hashing, more and more WebMar 16, 2024 · Image hashing is an effective technology for extensive image applications, such as retrieval, authentication and copy detection. This paper designs a new image hashing scheme based on...

Content Based Image Hashing Robust to Geometric …

WebOct 20, 2024 · To solve these problems, we propose a robust and fast image hashing based on two-dimensional (2D) principal component analysis (PCA) and saliency map. The … WebDec 1, 2024 · A robust image hashing algorithm has three stages: preprocessing, feature extraction, and quantization and coding, as shown in Fig. 2. First, in the preprocessing … hongi new zealand

Robust image hashing with compressed sensing and ordinal

WebSep 1, 2024 · The most important properties of the image hashing algorithm are robustness and discrimination [ 9 ]. The requirement of robustness is that the image hashing algorithm must map visually similar images to the same or similar hashes no matter whether their bit representations are the same or not. WebSep 10, 2024 · In image hashing approach, generally the source images are mapped to a short string based on visual content [ 1 ]. The short string should keep the following … WebMay 17, 2024 · Robust Image Hashing with Tensor Decomposition Abstract: This paper presents a new image hashing that is designed with tensor decomposition (TD), referred to as TD hashing, where image hash generation is viewed as deriving a … hon gilbert r. cisneros

A Smart and Robust Automatic Inspection of Printed Labels Using …

ON THE SECURITY OF MESH-BASED MEDIA HASH …

WebMar 27, 2016 · In other words, image hash should be robust against normal digital processing, such as image compression and image enhancement. (2) Discriminative capability: For different images, image hashing should produce different image hashes. Except these basic properties, image hashing must satisfy other property for some … WebJan 11, 2024 · A New Robust Reference Image Hashing System. Abstract: The authentication and content protection of multimedia data is a challenging task in the present scenario. One solution is to generate the perceptual hash which essentially authenticates the multimedia data and can also be dealt with image database search problems. hong ik vina limited companyWeba mesh-based media hash-dependent image watermarking scheme that can achieve blind detection and has been veri-ﬁed to be robust against signal processing attacks. Accord-ing to this study, our observations are summarized as fol-lows: (1) the common use of cryptographic hashing found in the literature is not suitable for both owners (due ot its hongi labidochromis hongi island

"WebContent Based Image Hashing Robust to Geometric Transformations. Authors: Zhang Hanling. View Profile, Xiong Caiqiong. View Profile, Geng Guangzhi ... " - Robust image hashing

Robust image hashing

WebDec 9, 2024 · Robust image hashing, also referred to as perceptual image hashing, is widely applied in multimedia authentication and forensics, image retrieval, image indexing, and digital image watermarking. ... WebJul 3, 2024 · Robustness is an important property of image hashing. Most of the existing hashing algorithms do not reach good robustness against large-angle rotation. Aiming at this problem, we jointly exploit visual attention …

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WebDec 1, 2024 · Robust image hashing has many applications alongside content identification. In content-based image retrieval, the hashing function aims to find similar images in a large database from a query image based on its perceptual features (Tyagi, 2024). WebMar 16, 2024 · This paper designs a new image hashing scheme based on saliency map and sparse model. The major contributions are twofold. The first contribution is the …

WebJul 27, 2005 · Image hashes based on wavelet coefficients were proposed in [363,383]. In particular, Yang and Chen [383] proposed a method for robust image hashing based on … WebMay 2, 2024 · The hashing technique based on ring partition of an image, and followed by NMF to generate hash, has been proposed by Tang et al. [ 2 ]. This method is robust to digital image manipulations, but limited to forgery of images in corners. Recently the researchers in an image hashing area have proposed some good hashing methods.

WebThis thesis mainly focuses on the robust feature extraction stage and the analysis of the proposed system's security, which has been shown that the proposed FMT-based image … WebSep 1, 2024 · Image hashing has attracted much attention of the community of multimedia security in the past years. It has been successfully used in social event detection, image …

WebJul 20, 2024 · This work proposes an image hashing algorithm based on cool and warm hue information and the space angle. This algorithm extracts the features of cool and warm …

hon gina ortizWebMar 4, 2024 · Image hashing is an efficient technique of multimedia processing for many applications, such as image copy detection, image authentication, and social event … hong industry group co. ltdWebMay 28, 2024 · A Secure and Robust Autoencoder-Based Perceptual Image Hashing for Image Authentication Abdul Subhani Shaik, 1,2Ram Kumar Karsh, 1Mohiul Islam, 3and Surendra Pal Singh4 Academic Editor: Shaohua Wan Received 28 May 2024 Revised 25 Sept 2024 Accepted 14 Oct 2024 Published 31 Oct 2024 Abstract hong internationalWebAug 1, 2024 · This algorithm is robust against JPEG compression, Gaussian filtering, average filtering and scaling, but is also sensitive to image rotation. (2) Image hashing … hongik university station to itaewonWebAug 1, 2024 · This algorithm is robust against JPEG compression, Gaussian filtering, average filtering and scaling, but is also sensitive to image rotation. (2) Image hashing algorithms resistant to large-angle rotation. This kind of algorithms is resilient to image rotation within 10° or any angle, but the discrimination is not desirable enough. hong il poom crabWebDec 29, 2024 · To address these issues, this paper proposes a new robust image hashing with Isometric Mapping (Isomap) and saliency map for copy detection. A key contribution is hash generation with saliency map determined by the Frequency Tuned (FT) method, which can guarantee robustness of the proposed image hashing. Another contribution is the use … hon ginny andersenWebNov 19, 2024 · Image hash is an alternative to cryptographic hash functions for checking integrity of digital images. Compared to cryptographic hash functions, an image hash or a Perceptual Hash Function (PHF) is resilient to content preserving distortions and sensitive to malicious tampering. In this paper, a robust and secure image hashing technique using a … hong international airport