When performing railroad maintenance work on the railroad, the train watchmen give information of train access to railroad maintenance workers by radio through hand-signals and/or a radio.
ICT platform currently plays a role as a crossover point in business networking, and it enables collaborative consumption that both suppliers of resources and consumers are connected to through social capital. A support organization of tourism resources based on integrated ICT platform enables stable establishment of sharing economy systems. The integrated ICT platform for tourism resources helps build the educational system of tourism resources' service operation to aid in sustainable management. The platform contributes to the development of a profit-making tourism business model and helps press ahead with a variety of social integration businesses. Tourism resource support systems based on ICT enables the realization of different social values and delivery of tailored information to consumers, increasing the utility of the market.
In this study, change of the view of love was analyzed by big data analysis in TV drama of married person's love. Two dramas were selected for analysis with opposite theme of love story. The sympathy of audience for the one month period from the end of the drama was analyzed by text mining and sentiment analysis. In particular, changes in the meaning of home meaning are identified. Home is not 'a place where a husband and wife play a social role', but 'a place where they can share real sympathy and one can be happy'. If individuals are not happy, they need to break their homes. In this study, the current divorce rate and the question regarding the matter should be considered. But based on Google Trends, in Korean society, interest in marriage were still higher than romance. It means that people prefer to 'a love to get marriage' in Korean modern society, than 'love for love affair'. It seems to be reflection of cognition change, marriage should be based on true love. This study is expected to be applied to the study of trend change through social media.
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