Digital Image Watermarking is a technique for inserting information into an image that can be later extracted for a variety of purpose including identification, ownership authentication, and copyright protections. The goal of this paper is to design a secure watermarking scheme in spatial domain to identify the true buyer and to protect the ownership copyright of digital still images. The schem...

The traditional linear industries led to dwindling resources and even exhaustion, as well as worsening pollution, it is a short-sighted unsustainable developing mode of the economy. Ecological industry is to realize the harmonious development between economy and environment by planning industrial systems according to material cycle in the natural ecological system. The Eco-industry coordinates ...

Despite their major differences, there is one notable area of agreement between psychodynamic and behavioral models of addiction: both place significant emphasis on past experience. For Freud especially, the famous line from Wordsworth’s poem, “The child is the father of the man,” was a profound truth, and he was convinced that adult character is shaped during the first 5 or 6 years of life. Ch...

Answers how much to order when to order. Reduced price when item is purchased in larger quantities.The first model we will present is called the economic order quantity EOQ. We will discuss two types of quantity discount contracts: all units discounts and.buy the lowest total cost quantity, save the buyer money and, in some cases, receive more goods. quantity discount model example When we buy ...

As the markets of digital contents over computer networks become more popular, illegal redistribution of contents by a buyer becomes the more serious problem. To deter illegal redistribution, various fingerprinting schemes have been proposed. The fingerprinting schemes enable merchants to embed information which identifies the original buyer to the purchased content. Identifying the original bu...