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Based On The Eye Tracking System Study The Urban Road Traffic Signs

Posted on:2012-02-19Degree:MasterType:Thesis
Country:ChinaCandidate:Y S ZhangFull Text:PDF
GTID:2212330371454724Subject:Forest Engineering
Abstract/Summary:PDF Full Text Request
Based on the background of the domestic and foreign research analysis, in view of the present problems of urban traffic road existing in the logo design Settings, this paper analyzed present situation in logo design based on the present problems, combining the drivers visual features, analyzeing the pilot process of recognizing traffic signs information, adopting combined laboratory test and outdoor method of test and studying on the several of urban road traffic signs form main design technology parameters, to prevent traffic signs from overloading the angle of information, to drivers get traffic signs from meet the angle of information discuss questions of logo setted.In indoor test, design different kinds of traffic signs, apply SMI Iview X (HED) eye tracking system records the visual parameters and experimental personnel characteristics, based on this analysis information of traffic signs, graphic symbol cognitive time and so on. This paper choses a city road which has section meaningful journey in huhhot, at the times, we adopt SMI Iview X (HED)eye tracking system as an experiment instrument, using real driving test to verify the reliability of the indoor experiment.The main conclusions are obtained in this paper:(1) Through the research laboratory test, we can draw traffic signs of information can select roads number and font number two representatives index, number of roads are not more than 6, more than font number 20 are unfavorable. To safety, lest producing to overload information of traffic signs. Establish the model of cogniting time with the font size and the number of roads. The real driving test, Model better reflect the relationship between them. As below type: Y=0.7303e0.0669x Y=0.5892e0.2135x(2) Through the analysis on the pilot of traffic signs confess azimuth order, when drivers gaze in traffic signs, mark azimuth confess priorities for visual:Roads above,Left roads,right roads,below roads. The probability of roads depending on the above confess parties more than the rest of the place, left confess probability on significant priority higher than right.(3) Through calculate cognitive time in graphics symbol:will comparison of its words and symbols, graphic symbol in legibility is better, advice to try using a graphic symbo to reduce pilot fixating time.(4) It is different that driving drivers get information on traffic signs, the unfamiliar traffic signs will takes the drivers a long period of time in cognitiving over.
Keywords/Search Tags:Urban Road, Traffic Signs, Fixation timae, Eye tracking system, information
PDF Full Text Request
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