1.3 Other Data types

• Image data

Various datasets based on image data (products and product placement, lighting conditions, color of advertisements, etc. An example of a practical use of image/video and other types of data can be seen in Amazon Go store chain (another link).

• Sentiment analysis text data

Also known as opinion mining. Used in extracting and analysing reviews, survey responses, online forum and social media posts. It is used to determine the attitude (positive, negative, emotional, etc.) of the subject (customer, reviewer, respondent, etc.) of the data.