Classical Design Methods for MIMO Systems

2011 ◽  
pp. 349-364
Author(s):  
Anthony M. Roy ◽  
Erik K. Antonsson ◽  
Andrew A. Shapiro

Control tasks involving dramatic non-linearities, such as decision making, can be challenging for classical design methods. However, autonomous stochastic design methods have proved effective. In particular, Genetic Algorithms (GA) that create phenotypes by the application of genotypes comprising rules are robust and highly scalable. Such encodings are useful for complex applications such as artificial neural net design. This paper outlines an evolutionary algorithm that creates C++ programs which in turn create Artificial Neural Networks (ANNs) that can functionally perform as an exclusive-OR logic gate. Furthermore, the GAs are able to create scalable ANNs robust enough to feature redundancies that allow the network to function despite internal failures.


Author(s):  
David B. Streusand ◽  
Cameron J. Turner

Designing effective end-effector tooling for robotic systems is necessary for all robotics applications. These tools, ranging from specialty items such as grinders and welders to more universal tools such as grippers, represent a critical component in the operations of a robotic system. Performance limitations of a robotic gripper impose performance limitations upon the operations of the system as a whole. By applying classical design methods to the design of a robotic gripper, a robotic gripper that meets the performance requirements and specifications of a system can be developed. This paper demonstrates the use of existing design methods to develop a band gripper design for Los Alamos National Laboratory and presents a robust design process that can yield satisfactory gripper designs. The developed gripper is subsequently tested and evaluated based on the project requirements and specifications to validate the design. The resulting gripper met or exceeded project design requirements and specifications.


2012 ◽  
pp. 706-722
Author(s):  
Mark William Kennedy ◽  
Shahid Akhtar ◽  
Jon Arne Bakken ◽  
Ragnhild E. Aune

Author(s):  
Silvia PIZZOCARO ◽  
Pınar KAYGAN ◽  
HARMAN Kerry ◽  
Erik BOHEMIA

Co-design is a process in which designers and users collaborate as ‘equals’ to develop innovative solutions. Co-design methods are increasingly used by professional designers to facilitate and enable users to co-develop innovative solutions for ‘themselves’. For example, the Design Council is advocating the use of co-design methods to support the development of practical innovative solutions to social problems such as increased cost of elderly care and tackling child poverty. The involvement of users in developing solutions acknowledges that their take up is dependent on the ways users create and negotiate meanings of objects and services.


Author(s):  
Federico VAZ ◽  
Sharon PRENDEVILLE

Described as units developing public policies in a design-oriented manner, Policy Labs are tasked to innovate to gain in policy effectiveness and efficiency. However, as public policymaking is a context-dependent activity, the way in which these novel organisations operate significantly differs. This study discusses the emergence of design approaches for policy innovation. The purpose is to map how Policy Labs in Europe introduce design approaches at distinct stages of the policymaking cycle. For this study, 30 organisations in Europe operating at various levels of government were surveyed. Based on the public policymaking process model, it investigates which design methods are Policy Labs deploying to innovate public policies. The study exposed a gap in the awareness of the utilised methods' nature. It also showed that the use of design methods is of less importance than the introduction of design mindsets for public policy innovation, namely ‘user-centredness’, ‘co-creation’, and ‘exploration’.


PCI Journal ◽  
1959 ◽  
Vol 4 (4) ◽  
pp. 31-42
Author(s):  
H. Rusch
Keyword(s):  

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