453 research outputs found

    Periodic Solution for a Complex-valued Network Model with Discrete Delay

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    For a tridiagonal two-layer real six-neuron model, the Hopf bifurcation was investigated by studying the eigenvalue equations of the related linear system in the literature. In the present paper, we extend this two-layer real six-neuron network model into a complex-valued delayed network model. Based on the mathematical analysis method, some sufficient conditions to guarantee the existence of periodic oscillatory solutions are established under the assumption that the activation function can be separated into its real and imaginary parts. Our sufficient conditions obtained by the mathematical analysis method in this paper are simpler than those obtained by the Hopf bifurcation method. Computer simulation is provided to illustrate the correctness of the theoretical results

    Production-Study-Research Cooperation Function Localization of Stakeholders

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    At present, it is increasingly integrated science and technology and society, the rapid development of knowledge economy puts forward higher requirements to innovation, innovation becomes the main driver of science and technology and social development. The development of the world today canā€™t just rely on one side, but the result of the interactive cooperation jointly promotes. In such a background, the cooperative innovation become the world happens to coincide with choice

    British University Research Cooperation Model and Its Successful Experience

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    Many scientific studies in the United Kingdom are in the front of the world. They have rich experience and some lessons in the innovation of scientific achievement into wealth. Experience is: the development of policies and measures to promote the cooperation between industry and university, the implementation of specialized research cooperation program; funding to support the transformation of university research results. The main lesson is that the demand for university knowledge is not high. Some universities focus on the establishment of the company, and the university has a high price on intellectual property. Learn from their experiences and lessons to help our country is currently being carried out by the innovation and practice of industry, research cooperation

    Existence and Global Uniform Asymptotic Stability of Pseudo Almost Periodic Solutions for Cohen-Grossberg Neural Networks with Discrete and Distributed Delays

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    This paper studies the existence and uniform asymptotic stability of pseudo almost periodic solutions to Cohen-Grossberg neural networks (CGNNs) with discrete and distributed delays by applying Schauder fixed point theorem and constructing a suitable Lyapunov functional. An example is given to show the effectiveness of the main results

    Manufacture-learning-research Cooperation of the Government's Role and the Position in China

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    Cooperation in Manufacture -learning- research cooperation is a very important task in many countries around the world.UNESCO proposed ā€œimprove the promotion of Manufacture-learning- research cooperation projectsā€ to developing countries, has played a very important role to accelerate the development of the promotion of Manufacture- learning-research cooperation. Many countries have attached great importance to promoting cooperation in order to get a favorable position in the international competition. To increase Manufacture- learning- research cooperation, the Chinese government has made great achievements, and through a series of policies, principles and standardization of construction, to help promote the development of the cooperative health. This article focuses on the role and position of the Chinese Government Cooperative Government to participate in the Cooperativeā€™s role and status as well as the government of the important measures taken to promote Manufacture-learning-research cooperation.Key words: Manufacture-learning-research cooperation; Rolesand policies; Chin

    Dynamic behavior in a three coupled Kaldor-Kalecki delayed model

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    In this paper, a three coupled Kaldor-Kalecki model with multiple delays is investigated. By means of the generalized Chafee's criterion, some sufficient conditions to guarantee the existence of oscillatory solution for the model are obtained. Computer simulations are provided to demonstrate the proposed results
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