| Xi'an as a densely populated and large population of the city,emergency identification has become an important way to evacuate guidance,in particular,some shopping malls emergency logo is particularly important.In order to promote the safety of shopping malls in Xi'an,this paper aims to promote the safety of Xi'an shopping malls in order to promote the safety of Xi'an shopping malls in order to promote the safety of Xi'an shopping malls.And the construction of emergency signs.Firstly,the analysis of emergency signs and the application of emergency signs in Xi'an.Based on the development of Xi'an city,this paper discusses the application status and the application of emergency logo in Xi'an.It summarizes the application status,setting and function of the emergency logo of shopping in Xi'an,and finds out that the emergency logo in Xi'an can not be effective in shopping Application of various defects and short board,to explore the impact of shopping places emergency identification of the effective application of factors.Secondly,the factors influencing the effectiveness of emergency signs in Xi'an are identified and the corresponding risk index system is constructed.On the basis of the research on the distance,the direction,the color and the location of the emergency logo,this paper makes a preliminary study on the influencing factors of the emergency logo in Xi'an by combining the literature review and site investigation with the characteristics of the emergency logo of shopping in Xi'an Identify.And then use the questionnaire SPSS20.0 KMO and Bartlett ball test method to analyze the questionnaire data,and ultimately determine the include easy to identify,understandability,applicability,easy to comply with the questionnaire.And the avoidance of the five categories of basic factors,according to the construction of the emergency logo in Xi'an to determine the effectiveness of the index system,and the use of G1 order relationship method to determine the weight of the index,the emergency logo color and brightness,set the location And graphics logo is a big factor affecting the three major factors.Thirdly,based on the constructed index system,the human body information fusionevaluation technique with eye movement data as the sample was put forward by using the Tubii 16 XL eye movement instrument to obtain the data of the three influencing factors(indexes).The technique is based on the eye movement data,and the fuzzy evaluation method is used to evaluate the information in the evaluation model,and the validity of the emergency logo in the shopping area of Xi'an is obtained.The results show that when the scene and the place change,only 8-12% of the population has the emergency consciousness to find the emergency logo.The three indicators from the time of the fixation time,the total time and the number of gaze reflect the significant degree of the existence of the emergency identification;The validity of the emergency logo in the shopping area of Xi'an is 51.361%,which is less significant.Finally,according to the above research results,the paper puts forward the effective countermeasures of emergency shopping in Xi'an.Including: refinement of the identification category and the establishment of a unified logo design;to improve the integrity of the emergency identification system to increase the type of emergency signs;to enhance the crowd's urgent impression,to improve the response to emergency response to the crowd;Policy support,create a favorable investment environment,and promote the development of security and emergency culture. |
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