Chaotic systems are the most essential tools for wide range of applications such as
communication, watermarking, data compression and multimedia encryption. However, the …

There exists a rising concern on security of healthcare data and service. Even small lost,
stolen, displaced, hacked, or communicated in personal health data could bring huge …

In order to ensure reliable and secure image exchange, chaotic systems are often
considered for their good performance in information security. In this work, we first propose …

Over recent years, the volume of big data has drastically increased for medical applications.
Such data are shared by cloud providers for storage and further processing. Medical images …

As healthcare information technology has rapidly evolved, securely storing and transmitting
medical data online and successfully protecting patient privacy are currently the research …

Discrete orthogonal moments (DOMs) are widely applied in the field of image processing.
However, most existing DOMs are used for flat image analysis and are less suitable for color …

An adaptive reversible image-data hiding (ARIdH) algorithm is proposed. First, the variance
of the secret plain image is calculated and taken as feature values, by a new integer …

Security of watermark is a huge concern when dealing with imperceptible watermarking for
copyright protection and owner identification. A novel watermarking technique that is …

The advancement of internet has greatly facilitated development of healthcare technology,
particularly in the field of remote diagnosis. However, during the transmission of medical …

Due to the limited hardware equipment resources, existing chaotic systems generally exhibit
degradation, low complexity, and randomness, as well as simplifying biological coding …