In today's world, as the multimedia content is growing at an exponential rate, the security of
multimedia content has become a very important issue. Nowadays, there are two major …

Digital halftoning deals with transforming a gray or color image into its binary version which
is useful in printing applications. Dot diffusion is one of the prominent halftone methods …

In this paper, we propose two halftone image watermarking methods. Data Hiding by
Conjugate Dot Diffusion (DHCDD) and Data Hiding by Dual Conjugate Dot Diffusion (DHD …

In this paper we design an automatic light controller which consists of two parts: an LED
array with a control unit and an embedded remote controller with ZigBee communication …

In this study, a low-complexity watermarking for embedding watermark into two or more
halftone images with dot diffusion is proposed. The first halftone image is obtained by …

Image data hiding is the hiding of invisible patterns in an image without degrading its visual
quality. This hidden pattern can be visualized by overlaying the original image with …

In modern societies, due to the explosively increasing amount of usage of multimedia
content, the security of multimedia content has become a very important issue. Nowadays …