Equipment development planning(EDP)is usually a long-term process often performed in an environment with high uncertainty.The traditional multi-stage dynamic programming cannot cope with this kind of uncertainty with ...Equipment development planning(EDP)is usually a long-term process often performed in an environment with high uncertainty.The traditional multi-stage dynamic programming cannot cope with this kind of uncertainty with unpredictable situations.To deal with this problem,a multi-stage EDP model based on a deep reinforcement learning(DRL)algorithm is proposed to respond quickly to any environmental changes within a reasonable range.Firstly,the basic problem of multi-stage EDP is described,and a mathematical planning model is constructed.Then,for two kinds of uncertainties(future capabi lity requirements and the amount of investment in each stage),a corresponding DRL framework is designed to define the environment,state,action,and reward function for multi-stage EDP.After that,the dueling deep Q-network(Dueling DQN)algorithm is used to solve the multi-stage EDP to generate an approximately optimal multi-stage equipment development scheme.Finally,a case of ten kinds of equipment in 100 possible environments,which are randomly generated,is used to test the feasibility and effectiveness of the proposed models.The results show that the algorithm can respond instantaneously in any state of the multistage EDP environment and unlike traditional algorithms,the algorithm does not need to re-optimize the problem for any change in the environment.In addition,the algorithm can flexibly adjust at subsequent planning stages in the event of a change to the equipment capability requirements to adapt to the new requirements.展开更多
Along with the further development of its economic structural reform, China’s planning, investment structure reform has made significant headway. A reporter interviewed Gui Shiyong, vice minister of the State Plannin...Along with the further development of its economic structural reform, China’s planning, investment structure reform has made significant headway. A reporter interviewed Gui Shiyong, vice minister of the State Planning Commission on the current situation and orientation of the nation’s planning and investment structural reform.展开更多
In financial investment planning,a large number of components that interact in varying and complexways are involved.This leads to complex behavior that is difficult to understand,predict and manage.Asingle intelligent...In financial investment planning,a large number of components that interact in varying and complexways are involved.This leads to complex behavior that is difficult to understand,predict and manage.Asingle intelligent technique can not solve the complicated and elaborate investment planning problems.Itis necessary to study those problems synthetically by combining the multiple intelligent techniques.Weemployed fussy algorithms,genetic algorithms,etc.to solve complicated financial portfolio managementin this paper.We analyse and design an agent-based hybrid intelligent system by following the methodolo-gy for constructing agent-based hybrid intelligent system(MAHIS).The system starts with the financialrisk tolerance evaluation based on fussy algorithms.Asset allocation,portfolio selections,interest predic-tions,and ordered weighted averaging can be conducted by using hybrid intelligent techniques.The plan-ning agent in the system can easily access all the intelligent processing agents,including the agents of fi-nancial risk tolerance assessment,asset allocation,portfolio selection,interest prediction,and decisionaggregation.Overall system robustness is facilitated.展开更多
During the Eighth Five-Year Planperiod, Shaanxi Province intensifiedthe restructuring of investment andmacro-control in fixed assets investment byimplementing the policy of "limiting totalamount, readjusting stru...During the Eighth Five-Year Planperiod, Shaanxi Province intensifiedthe restructuring of investment andmacro-control in fixed assets investment byimplementing the policy of "limiting totalamount, readjusting structure, rectifying orderand improving efficiency". The wholeprovince realized RMB 110 billion in fixedassets investment, (including RMB 86.5 billionby state-owned units, RMB 14.23 billionthrough loans from the construction bank,making up 16.5 percent), RMB 67 billionmore than in the Seventh Five-Year Planperiod, with an annual increase of 26.5 percent.Thanks to the support, a group of medium-to-large and key projects have been put展开更多
A multibillion-dollar plan to boost Northeast China’s flagging economy will not just use state funds,but also use private capital to invest.The three-year revival plan is not wholly funded by the state and is not a g...A multibillion-dollar plan to boost Northeast China’s flagging economy will not just use state funds,but also use private capital to invest.The three-year revival plan is not wholly funded by the state and is not a government'blood transfusion',an official with展开更多
In this paper, we study the optimal investment strategy of defined-contribution pension with the stochastic salary. The investor is allowed to invest in a risk-free asset and a risky asset whose price process follows ...In this paper, we study the optimal investment strategy of defined-contribution pension with the stochastic salary. The investor is allowed to invest in a risk-free asset and a risky asset whose price process follows a constant elasticity of variance model. The stochastic salary follows a stochastic differential equation, whose instantaneous volatility changes with the risky asset price all the time. The HJB equation associated with the optimal investment problem is established, and the explicit solution of the corresponding optimization problem for the CARA utility function is obtained by applying power transform and variable change technique. Finally, we present a numerical analysis.展开更多
Weapon project planning(WPP) plays a critical role in the process of national defense development and establishment of the future national defense force. WPP faces the backgrounds of various uncertainties, intense int...Weapon project planning(WPP) plays a critical role in the process of national defense development and establishment of the future national defense force. WPP faces the backgrounds of various uncertainties, intense inter-influence of weapon systems and involves modelling, assessment, and optimization procedures.The contents of this paper are mainly divided into three parts: first,the WPP processes are analyzed, and related elements are formulated to transform the qualitative problem to mathematics form;second, the value evaluation model of WPP solutions is proposed based on two criteria of total capability gap and total capability dispersion; third, two robustness optimization models are constructed based on the absolute robustness criterion and the robustness deviation criterion to support the robustness optimization process under multi-scenario. Finally, a case is studied to examine the feasibility and effectiveness of the proposed models and approaches.展开更多
The present study is to deal with the strategic planning in avoidance of all catastrophic consequences of major flood in West Attica region in 2017 and is divided into three main sections.The first one comprises the s...The present study is to deal with the strategic planning in avoidance of all catastrophic consequences of major flood in West Attica region in 2017 and is divided into three main sections.The first one comprises the study of the internal and external environment of the Regional Unit of West Attica with analysis of resources,procedures,culture that governs the internal environment,external bodies and mapping through PESTEL(Political,Economic,Socio-Cultural and Technological)analysis as components of the external environment.The second section comprises the vision and mission of this strategic plan and specializes in reporting and analyzing the strategic objectives as well as the actions that characterize them in order to complete the mission that has been set and to achieve the vision that has been planned.The last section focuses on the feasibility of the above proposals formulated in the midst of actions and strategic objectives with the help of SWOT(Strength,Weakness,Opportunity,and Threat)analysis and concludes with a proposal for the implementation of strategic planning with the implementation of the Integrated Spatial Investment tool.展开更多
基金supported by the National Natural Science Foundation of China(71690233,72001209)the Scientific Research Foundation of the National University of Defense Technology(ZK19-16)。
文摘Equipment development planning(EDP)is usually a long-term process often performed in an environment with high uncertainty.The traditional multi-stage dynamic programming cannot cope with this kind of uncertainty with unpredictable situations.To deal with this problem,a multi-stage EDP model based on a deep reinforcement learning(DRL)algorithm is proposed to respond quickly to any environmental changes within a reasonable range.Firstly,the basic problem of multi-stage EDP is described,and a mathematical planning model is constructed.Then,for two kinds of uncertainties(future capabi lity requirements and the amount of investment in each stage),a corresponding DRL framework is designed to define the environment,state,action,and reward function for multi-stage EDP.After that,the dueling deep Q-network(Dueling DQN)algorithm is used to solve the multi-stage EDP to generate an approximately optimal multi-stage equipment development scheme.Finally,a case of ten kinds of equipment in 100 possible environments,which are randomly generated,is used to test the feasibility and effectiveness of the proposed models.The results show that the algorithm can respond instantaneously in any state of the multistage EDP environment and unlike traditional algorithms,the algorithm does not need to re-optimize the problem for any change in the environment.In addition,the algorithm can flexibly adjust at subsequent planning stages in the event of a change to the equipment capability requirements to adapt to the new requirements.
文摘Along with the further development of its economic structural reform, China’s planning, investment structure reform has made significant headway. A reporter interviewed Gui Shiyong, vice minister of the State Planning Commission on the current situation and orientation of the nation’s planning and investment structural reform.
基金the Overseas Scholar Research Foundation of Heilongjiang,China(No.LC0609)
文摘In financial investment planning,a large number of components that interact in varying and complexways are involved.This leads to complex behavior that is difficult to understand,predict and manage.Asingle intelligent technique can not solve the complicated and elaborate investment planning problems.Itis necessary to study those problems synthetically by combining the multiple intelligent techniques.Weemployed fussy algorithms,genetic algorithms,etc.to solve complicated financial portfolio managementin this paper.We analyse and design an agent-based hybrid intelligent system by following the methodolo-gy for constructing agent-based hybrid intelligent system(MAHIS).The system starts with the financialrisk tolerance evaluation based on fussy algorithms.Asset allocation,portfolio selections,interest predic-tions,and ordered weighted averaging can be conducted by using hybrid intelligent techniques.The plan-ning agent in the system can easily access all the intelligent processing agents,including the agents of fi-nancial risk tolerance assessment,asset allocation,portfolio selection,interest prediction,and decisionaggregation.Overall system robustness is facilitated.
文摘During the Eighth Five-Year Planperiod, Shaanxi Province intensifiedthe restructuring of investment andmacro-control in fixed assets investment byimplementing the policy of "limiting totalamount, readjusting structure, rectifying orderand improving efficiency". The wholeprovince realized RMB 110 billion in fixedassets investment, (including RMB 86.5 billionby state-owned units, RMB 14.23 billionthrough loans from the construction bank,making up 16.5 percent), RMB 67 billionmore than in the Seventh Five-Year Planperiod, with an annual increase of 26.5 percent.Thanks to the support, a group of medium-to-large and key projects have been put
文摘A multibillion-dollar plan to boost Northeast China’s flagging economy will not just use state funds,but also use private capital to invest.The three-year revival plan is not wholly funded by the state and is not a government'blood transfusion',an official with
基金Supported by the National Natural Science Foundation of Tianjin (07JCYBJC05200)the Young Scholar Program of Tianjin University of Finance and Economics (TJYQ201201)
文摘In this paper, we study the optimal investment strategy of defined-contribution pension with the stochastic salary. The investor is allowed to invest in a risk-free asset and a risky asset whose price process follows a constant elasticity of variance model. The stochastic salary follows a stochastic differential equation, whose instantaneous volatility changes with the risky asset price all the time. The HJB equation associated with the optimal investment problem is established, and the explicit solution of the corresponding optimization problem for the CARA utility function is obtained by applying power transform and variable change technique. Finally, we present a numerical analysis.
基金supported by the National Social Science Foundation of China(15GJ003-278)the National Natural Science Foundation of China(71501182)
文摘Weapon project planning(WPP) plays a critical role in the process of national defense development and establishment of the future national defense force. WPP faces the backgrounds of various uncertainties, intense inter-influence of weapon systems and involves modelling, assessment, and optimization procedures.The contents of this paper are mainly divided into three parts: first,the WPP processes are analyzed, and related elements are formulated to transform the qualitative problem to mathematics form;second, the value evaluation model of WPP solutions is proposed based on two criteria of total capability gap and total capability dispersion; third, two robustness optimization models are constructed based on the absolute robustness criterion and the robustness deviation criterion to support the robustness optimization process under multi-scenario. Finally, a case is studied to examine the feasibility and effectiveness of the proposed models and approaches.
文摘The present study is to deal with the strategic planning in avoidance of all catastrophic consequences of major flood in West Attica region in 2017 and is divided into three main sections.The first one comprises the study of the internal and external environment of the Regional Unit of West Attica with analysis of resources,procedures,culture that governs the internal environment,external bodies and mapping through PESTEL(Political,Economic,Socio-Cultural and Technological)analysis as components of the external environment.The second section comprises the vision and mission of this strategic plan and specializes in reporting and analyzing the strategic objectives as well as the actions that characterize them in order to complete the mission that has been set and to achieve the vision that has been planned.The last section focuses on the feasibility of the above proposals formulated in the midst of actions and strategic objectives with the help of SWOT(Strength,Weakness,Opportunity,and Threat)analysis and concludes with a proposal for the implementation of strategic planning with the implementation of the Integrated Spatial Investment tool.