| Tourism occupies an important role in the national economy but is easily vulnerable to a variety of factors.After an expected shock,how scenic spots can attract tourists to return and thus promote tourism recovery is an important research topic worldwide.Taking 5Alevel scenic spots in Shandong Province as an example,this study examines the comprehensive evaluation of scenic spot quality under major public safety events through a web-based text,which can fully understand tourists’ needs and provide specific directions and guidance for scenic spot improvement.During the evaluation influence factor exploration stage,firstly,visitor reviews were gathered through Python from three websites,namely Ctrip,Dianping and Meituan.And 87,127 valid reviews were obtained after cherry-picking the data.Secondly,we used word frequency analysis to focus on tourists’ concerns about various aspects of scenic spots.Meanwhile,this study also analyses the changes in tourists’ evaluations of scenic spots in the context of major public safety events based on PMI’s semantic network,and tourists’concerns in the areas of scenic spot services and whether the scenic spots were open or not during this special event.In the evaluation system establishment stage,firstly,the combinations of evaluation dimensions and opinion words were extracted from the review texts through the UIE model.Secondly,the BERTopic model was used to divide all the combined words into 45 topics.Finally,a comprehensive evaluation system of scenic spot quality containing 3 primary indicators and 12 secondary indicators is established,which uses hierarchical analysis with reference to the 5A-level scenic spot rating standards.In the stage of scoring scenic spots,the weight of each index is determined based on the user’s attention.And the score of scenic spots under each index is determined by the positive feedback rate.The average scores of the scenic area in terms of natural location conditions,major public safety event factors,and scenic area quality are 0.89,0.44,and 0.65,respectively.The World’s First Spring Scenic Area and Qingzhou Ancient City Tourist Area scored the highest in terms of scenic area quality,with a score of 0.71.The Yellow River Delta Tourist Area ranked last in all three scores.Based on previous analysis,the scores of the secondary indicators of each scenic area are further analysed to explore the areas where each scenic area is relatively disadvantaged and to propose improvement suggestions for them.The comprehensive evaluation system for the quality of scenic spots established in this study through the online text can fully catch the needs of tourists.It will reflect the problems that need to be solved in scenic spots at present time,and propose improvement and upgrading for the sustainable development of scenic spots on the other hand,which will be extensive. |