提出一种使用功能属性(functional attribute,FA)及有向交互标签(directional interaction tag,DIT),对基于系统思维的过程分析(system-theoretic process analysis,STPA)方法所涉及的层次化控制结构模型(hierarchical control structur...提出一种使用功能属性(functional attribute,FA)及有向交互标签(directional interaction tag,DIT),对基于系统思维的过程分析(system-theoretic process analysis,STPA)方法所涉及的层次化控制结构模型(hierarchical control structure model,HCSM)进行拓展与改进的方法。通过该方法构建层次化功能控制结构及交互模型(hierarchical functional control structure and interaction model,HFCSIM),达成对STPA的实质性提升与完善。通过这一改进,STPA中HCSM的构建没有严谨而具体方法和形式,以及组件间交互信息不完整且过于依赖“头脑风暴”和难以保障模型一致性等问题得以解决,并从根本上确保了分析结果的系统性、完整性和正确性。最后以飞机机轮刹车系统为例,验证了该改进方法的有效性。展开更多
Reasonable selection and optimization of a filter used in model estimation for a multiple model structure is the key to improve tracking accuracy of maneuvering target.Combining with the cubature Kalman filter with it...Reasonable selection and optimization of a filter used in model estimation for a multiple model structure is the key to improve tracking accuracy of maneuvering target.Combining with the cubature Kalman filter with iterated observation update and the interacting multiple model method,a novel interacting multiple model algorithm based on the cubature Kalman filter with observation iterated update is proposed.Firstly,aiming to the structural features of cubature Kalman filter,the cubature Kalman filter with observation iterated update is constructed by the mechanism of iterated observation update.Secondly,the improved cubature Kalman filter is used as the model filter of interacting multiple model,and the stability and reliability of model identification and state estimation are effectively promoted by the optimization of model filtering step.In the simulations,compared with classic improved interacting multiple model algorithms,the theoretical analysis and experimental results show the feasibility and validity of the proposed algorithm.展开更多
In this paper, we conduct research on the cultural inheritance and vision interactive and the applications on the contemporary art design. In the interaction design, establishment of metaphor interactive model is rela...In this paper, we conduct research on the cultural inheritance and vision interactive and the applications on the contemporary art design. In the interaction design, establishment of metaphor interactive model is relates the key of user image model and designer image model is, through finding in two models product altogether has the characteristics, and reveals with the design language the characteristics, communicates with the user, thus enables the user to understand and grasp product the structure, function, usage-style and other information of rapidly. The inheritance rise of culture to some altitude, with the life or death strong and weak dependence department of the nationality and French structuralism anthropology believes that the behavior and standard of humanity are, the origins and development processes of various cultures by the deep structure of culture is decided has its similarity. Under this basis, this paper proposes the new combination model for later integration that will promote the development of the contemporary art design.展开更多
文摘提出一种使用功能属性(functional attribute,FA)及有向交互标签(directional interaction tag,DIT),对基于系统思维的过程分析(system-theoretic process analysis,STPA)方法所涉及的层次化控制结构模型(hierarchical control structure model,HCSM)进行拓展与改进的方法。通过该方法构建层次化功能控制结构及交互模型(hierarchical functional control structure and interaction model,HFCSIM),达成对STPA的实质性提升与完善。通过这一改进,STPA中HCSM的构建没有严谨而具体方法和形式,以及组件间交互信息不完整且过于依赖“头脑风暴”和难以保障模型一致性等问题得以解决,并从根本上确保了分析结果的系统性、完整性和正确性。最后以飞机机轮刹车系统为例,验证了该改进方法的有效性。
基金Supported by the National Nature Science Foundations of China(No.61300214,U1204611,61170243)the Science and Technology Innovation Team Support Plan of Education Department of Henan Province(No.13IRTSTHN021)+3 种基金the Science and Technology Research Key Project of Education Department of Henan Province(No.13A413066)the Basic and Frontier Technology Research Plan of Henan Province(No.132300410148)the Funding Scheme of Young Key Teacher of Henan Province Universitiesthe Key Project of Teaching Reform Research of Henan University(No.HDXJJG2013-07)
文摘Reasonable selection and optimization of a filter used in model estimation for a multiple model structure is the key to improve tracking accuracy of maneuvering target.Combining with the cubature Kalman filter with iterated observation update and the interacting multiple model method,a novel interacting multiple model algorithm based on the cubature Kalman filter with observation iterated update is proposed.Firstly,aiming to the structural features of cubature Kalman filter,the cubature Kalman filter with observation iterated update is constructed by the mechanism of iterated observation update.Secondly,the improved cubature Kalman filter is used as the model filter of interacting multiple model,and the stability and reliability of model identification and state estimation are effectively promoted by the optimization of model filtering step.In the simulations,compared with classic improved interacting multiple model algorithms,the theoretical analysis and experimental results show the feasibility and validity of the proposed algorithm.
文摘In this paper, we conduct research on the cultural inheritance and vision interactive and the applications on the contemporary art design. In the interaction design, establishment of metaphor interactive model is relates the key of user image model and designer image model is, through finding in two models product altogether has the characteristics, and reveals with the design language the characteristics, communicates with the user, thus enables the user to understand and grasp product the structure, function, usage-style and other information of rapidly. The inheritance rise of culture to some altitude, with the life or death strong and weak dependence department of the nationality and French structuralism anthropology believes that the behavior and standard of humanity are, the origins and development processes of various cultures by the deep structure of culture is decided has its similarity. Under this basis, this paper proposes the new combination model for later integration that will promote the development of the contemporary art design.
