Perceptual hashing is used for multimedia content identification and authentication through
perception digests based on the understanding of multimedia content. This paper presents a …

Orthogonal moments were successfully used to extract features from gray-scale and color
images. Recently, scientists show that orthogonal moments of fractional-orders have better …

In this paper, we present an in-depth study on the computational aspects of high-order
discrete orthogonal Meixner polynomials (MPs) and Meixner moments (MMs). This study …

In order to improve classification performance and operating efficiency of the hash algorithm,
this paper proposes a novel hash algorithm that combines three-dimensional global features …

Optimization techniques are used in watermarking algorithms to balance the trade-off
between the two mutually conflicting parameters-imperceptibility and robustness. Differential …

In order to improve classification performance of the hash algorithm for color images, this
paper presents an hash algorithm that based on three-dimensional color structure features …

This paper presents a novel Binary Multi-View Perceptual Hashing (BMVPH) scheme for
image authentication, which provides compact and efficient representations and can easily …

Based on singular value decomposition (SVD), an image compression, encryption, and
identity authentication scheme is proposed here. This scheme can not only encrypt image …

Image hashing-based authentication methods have been widely studied with continuous
advancements owing to the speed and memory efficiency. However, reference hash …

Image hashing has attracted more and more attention in the field of information security. In
this paper, a novel hashing algorithm using cool and warm hue information and three …