Learn More
As the impending of 2010 Shanghai World-expo, it has been becoming a hot topic, how to manage huge volume of, and heterogeneous information efficiently and in security. In this paper, the definition of digital world-expo is first given. Then, we present a novel idea on general system of digital world-expo, in the interest of providing reliable and(More)
With the vigorous development of economics, urban transportation construction is continuing to expand and the need for traffic travel is increasing. The key solutions to relieve the over-crowdedness of urban traffic reside in the following aspects: to give priority to the development of public transport, to scientifically organize the public transportation(More)
This paper researches a base for a judgment of stability control for a class of linear time-invariant systems with time-periodic inputs. By dynamic theory and methods, it is proved that in certain parameter region, for arbitrary time-periodic input, the system has a unique periodic solution attracting any bounded set exponentially. As an application,(More)
The wisdom city construction meets the needs of the age of information technology in scientific development process of Chinese cities, with the significance of the economic, social, service value. This paper focuses on a comparative study of the overall development status of the Yangtze River Delta region, and makes some meaningful exploration on formation(More)
The quick development of information industry including computers, communications and Internet provides enterprises with electronic commerce. Electronic Commerce does not only change enterprises' management methods, but also change their operation means. The impact of electronic commerce on managing enterprise is studied from the enterprise operation(More)
With the development of the Internet, e-commerce has become the new model of business. More and more people conduct business activities through the Internet, however, the security of e-commerce systems is a key factor for its development. This article discusses the public-key cryptosystem and digital signature technology which achieve security in e-commerce(More)
  • Wu Zhong
  • 2015
The concept of O2O caught great interests from operators and researchers. Although O2O brings great opportunity to the market, the chaos and lack of credit make big problems to the thrive of O2O. The context and preference clustering model is proposed in this paper to study the affection of both customer context and service preference. The proposed model(More)
  • Wu Zhong
  • 2015
O2O is becoming popular in recent years. O2O encourages online selling and offline serving. A customer values a product or service by his/her habit or prefer. This action is affected by different factors. Customers take care for these factors differcently, but the core is to hope a better over all servicing experiences. This paper proposed a dynamic O2O(More)