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In order to solve parallel algorithm of Petri net system with concurrent functions and implement parallel control and execution of Petri net, parallel programming model of Petri net based on multi-core clusters is put forward. First, P-invariant technology is used to do the functional division of Petri net system and the parallel analysis of Petri net process. Next, based on architecture of multi-core...
Mathematical formula with two-dimensional structure has rich meanings. However, when input mathematical formula on the computer, we can only use finite characters on the keyboard to input string of one-dimensional characters. So the size and the position of a lot of signs and symbols can't be input directly using the keyboard. In order to achieve fine input and display of mathematical formula, according...
Recently in Chinese Journal of Computers, Kanget al. proposed an efficient CCA secure public key encryption (PKE) scheme, and claimed that it is more efficient in the public/private keys than the famous CS98 and BMW05 CCA secure public key encryption scheme. However, in this paper we will show that their proposal is not secure at all. Furthermore, we improve their scheme to be a secure one and prove...
With the development of the modern science and technology, the requirements of temperature control are higher and higher. In most cases, we need real-time detection of the environmental temperature and communications. In order to adapt to the rapid development of technology, temperature tester need to be more effective and accurate. This paper describes the system board based on a broad spectrum of...
In this paper, a relatively specific teaching program was designed and put into practice. Its real effects on students were studied through using empirical methods. The results show that cooperative English learning in network environment can really improve studentspsila English listening proficiency and raise their autonomous learning awareness.
Risk dominance is a complementary part of game theory decision strategy besides payoff dominance strategy. It is widely used in decision of economic behavior and other game conditions with risk characters (Straub, 1995). This paper proposes an imperfect information multi-player system using risk dominance strategy for its decision module. In this paper, the influence of the strategy in different conditions...
This paper introduces the features of Symbian OS and system composing, especially with the development experience on the sentence-level (mobile telephone) intelligent pinyin Chinese input method, discusses the implementation of FEP (front end processors) based on Symbian OS. Through the test of and T9 input methods, we found that input method is greatly fit for the demand of large text processing...
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