Research On Optimization Design And Evaluation Of Excavator Digital Interface Information Visualization Based On Information Processing Theor

With the rapid development and application of information technology,digital interfaces are gradually replacing traditional mechanical human-machine interfaces as one of the main media for excavator operation.Due to the limited cognitive resources of the operators and the problems of information redundancy and low visualization in the current excavator digital interface,there is an urgent need to be addressed.Therefore,this study relies on enterprise projects,takes the excavator digital interface as the research object,proposes information visualization design strategies for excavator digital interfaces,constructs a corresponding evaluation system,and completes information visualization optimization design and verification.The aim of this study is to form a closed-loop research path covering design strategies,evaluation systems,and optimization design,with the following specific contents:(1)This article proposes information visualization design strategies for excavator digital interfaces.This study first points out the complexity,professionalism,and limitedness of current excavator digital interfaces,and conducts extensive and in-depth user research to analyze the cognitive needs of drivers when using digital interfaces.Combining the basic principles of information processing theory,this study proposes information visualization design strategies for excavator digital interfaces in the perception stage,attention stage,memory stage,and thinking decision-making stage,laying the foundation for the construction of evaluation system and optimization design practice.(2)This research constructs an evaluation system for excavator digital interface information visualization.Firstly,guided by information visualization design strategies and user cognitive needs,the evaluation indicators are selected.Secondly,the evaluation indicators are screened and classified by factor analysis,and the hierarchical relationship of indicators is established.AHP-entropy method is used to determine the comprehensive weights of each indicator.Finally,based on the results of previous user research,eye-tracking experiments are designed and conducted using existing excavator digital interface schemes.Based on the results of the eye-tracking experiments,the scheme optimality ranking is formed,and the ranking results of the eye-tracking experiments are compared with the evaluation system ranking results to verify the scientific and effective of the evaluation system.This evaluation system can efficiently evaluate the effectiveness of excavator digital interfaces in information visualization and provide guidance for the direction of optimization design.(3)This research completes information visualization optimization design and verification for excavator digital interfaces.Firstly,based on the comprehensive evaluation of the existing excavator digital interface scheme by the evaluation system,the main problems of the target scheme are analyzed from multiple perspectives and dimensions,and the direction of optimization design is established.Then,the information visualization design strategies are applied to the optimization design practice to complete a set of excavator digital interface information visualization optimization design schemes.Finally,based on the comparison of the original enterprise scheme and the optimized scheme by the evaluation system,the advantages of the optimized scheme are verified,and the effectiveness of the design strategy in improving the quality of excavator digital interface information visualization is demonstrated at the practical level.This study applies the research results to practical projects,improves the quality of excavator digital interface information visualization design,enriches the theory and methods of digital interface information visualization design in the field of engineering vehicles,provides design strategies and evaluation systems with practical value for relevant designers,and improves design efficiency and quality.