Do green spaces bring people happiness: determining people's emotional responses to urban green spaces based on social media data

Several studies have indicated that urban green spaces are a significant component in improving well-being. And it has long been believed that urban green spaces can improve mental health. For studying green space, most traditional methods use questionnaires or interviews, which are labour-intensive and time-consuming. This research paper proposes an improved approach to understanding the emotions when people use green spaces through social media data. Text content posted by people when visiting green spaces was captured via Instagram, and this was used as the sentiment analysis dataset. Sentiment analysis was performed on about 150,000 posts.Thesepostswerecategorisedaspositive,negativeand neutral. Analyse the emotional differences between different parks and the sentimental differences in different periods. The correlation between positive emotions and park size, accessibility and quality was also explored. The study results show that people have more positive emotions than negative sentiments when visiting green spaces. For all seasons, there were also more positive emotions than negative emotions. Spring and winter will have more positive posts than summer and autumn. There is a more positive response on weekends than on weekdays in Edinburgh, but Mondays also have a high proportion of positive sentiments. Furthermore, no significant relationship was found between positive feelings and park size, accessibility and quality