The underwater acoustic sensor network has been used in such wide areas as oceanographic data collection, pollution monitoring, disaster warning, offshore exploration, navigational assistant and tactical surveillance application. While the implementing of these applications lies in the key technology--underwater...

In this paper, the authors stated the concept and characters of smart campus, and put forward a smart campus construction program based on cloud computing, internet of things and other technic. The analysis and study shows that the new information technologies are playing more and more important roles...

Recently, food safety incident takes place frequently. As the last link of the future food supply chain, large-scale shopping mall is especially important in the safety guarantee of food. Through establishing management information system for large-scale shopping malls, this study can help large-scale...

In this paper, through the research on high speed moving vehicle aerodynamic stability by using the method of computer aided design, the result of the research has showed that there is a close relationship between the automobile body surface pressure distribution and automobile shape, which can have...

In recent years, the database technology has been widely used in a few fields. The keyword search technology based on relational databases does not require users to master any knowledge of SQL grammar and database schema. Users only need to input keywords, and conveniently search information via keyword...

Firstly, we analyse the common character of inspection testing and certification. Then based on the theory of game theory, the paper analyses the act of finite repeated game by the coal ore inspection. Some measures should be taken to enhance the international competitiveness of the inspection testing...

Currently, embedded technology has become a key technology of information industry, embedded technology has become an important part of computer technology development, but also been widely applied to aerospace, industrial production, military and national defense, health and our daily life, on the current...

With the advent of the era of big data, people face Web information overload problem. In order to efficiently and accurately obtain information on the network, Web information search technology has been developed rapidly. First in this paper, the working principle of the keyword search engines that are...

Open source software and proprietary software are in a coexisting and competitive relationship in today's software market. Through the comparison of the asymmetric structure of the two types of software, this paper analyzed their competitive relationship in market entry order, product price asymmetry,...

In order to solve the deficiencies of the prior art. We present an intelligent wearable with guide blind shoes. It can detect the road surface and the convex surface on the ground of the obstacle position and distance accurately, and can help the blind to determine their specific position accurately,...

This article describes a relational database for the ultimate data storage management model, through the establishment of a multi-dimensional data storage management support module between the data management and relational database, users achieve multidimensional data objects and storage management...

According to guiding ideology of digital mine construction as well as the production and operating conditions of open-pit coal mine in China, this paper designs the multi-source data management system of digital mine for open-pit coal mine. 6 kinds of spatial data and 3 kinds of non-spatial data were...

With the rapid development of communication technology, embedded computing technology and sensor technology and increasingly sophisticated, with perception, computing power and communication capabilities of micro-sensors began to appear in the world. By a distributed wireless sensor networks composed...

Electronic evidence has become one of the new litigation evidence. Computer forensics as an effective means of obtaining electronic evidence has been widely studied. Database forensics is a new field of computer forensics. Based on the specific database products, this paper gives the common database...

In this paper, it develops a set of interactive roaming control scheme applied to the virtual reality system through the research and study on human engineering characteristics. This scheme realized the functions of viewpoint rotation, visual angle change and scale transformation in the virtual scene,...

On December 18, 2015, Apple's official announced that apple began to cooperate with china Unionpay and launched apple pay in china, Unionpay cardholders can add their UnionPay card to the iphone, apple watch and ipad, and pay by using these intelligent terminal. NFC payments break the traditional mode...