Energy efficiency is one of the important parameters in cloud computing which is managed
by the data centres. Data centres are computer warehouses that are responsible for storing …

Due to its applications in cloud computing, research on reversible data hiding in encrypted
images (RDHEI) is becoming more and more important. This paper proposes a reversible …

Vector quantization (VQ) technique is widely used in digital image compression. Some
reversible data hiding schemes have been proposed to embed secret data (eg, password …

Writing has always been one of the difficulties in teaching Chinese as a foreign language.
With the advent of the information society, modern information technology, represented by …

Pixel value ordering and prediction error expansion (PVO+ PEE) is a very successful
reversible data hiding (RDH) scheme. A series of studies were proposed to improve the …

During transmission of digital images, secret messages can be embedded using data hiding
techniques. Such techniques can transfer private secrets without drawing the attention of …

Data hiding is an important technique in the research area of information security. A lot of
methods have been proposed to embed secret data into different formats of compressed …

How to hide messages in digital images so that messages cannot be discovered and
tampered with is a compelling topic in the research area of cybersecurity. The interpolation …

Puskesmas adalah fasilitas pelayanan kesehatan yang menyelenggarakan upaya
kesehatan masyarakat dan perseorangan tingkat pertama. Salah satu komponen utama …