This shinyapp is a live shiny/R web application (hosted on shinyapps.io) that implements simple sentiment analysis POC with R, to have an insight about the people's sentiment about the smartphones from different brands released in India for a couple of weeks over a past time period, it was written a few years back (in 2014), for demonstration purpose, with the tweets collected (using the twitter APIs) over a few weeks at that point of time.
The web-application visualizes simple dictionary/word-count based sentiment-analysis scores for tweets (during Mar 17th - April 4th 2014) on smartphones in India in a few different ways. The web page has the following tabs each one for the following different purpose:
1. Map: Visualizes the overall sentiment scores for different smartphones brands across different locations in India, as shown in the figure below.
6. Compare Brands: Visualizes and compares different smartphone brands w.r.t. relative happiness, unhappiness and social mention, as shown in the following figure.
8. Tweets: Visualizes the raw data (tweets) used for the analysis in a tabular form, as shown in the next figure.
The shiny application can be found up and running here.