Clarabridge is a US based company and one of the prominent player in sentiment analytics market. It offers numerous analytics services. The company states that sentiment analytics has been used in text analytics form by enterprises from past several years. The company provides solutions that deliver customer insights, associated to product and service features if projected correctly. This detailed, explanatory analysis complements common high-level satisfaction measures. Sentiment analysis can be applied to enterprise feedback and social monitoring and response, sentiment technologies deliver a key voice of the customer asset. IBM Watson through its natural language understanding provides numerous API platform for text analytics that is capable of understanding and analyzing varied characteristics such as sentiment, entity, emotion, keyword, concept tagging, language, and taxonomy.
https://www.newsmaker.com.au/news/362200/sentiment-analytics-market-2017-size-segments-growth-and-trends-by-forecast-to-2023#.WkT22lWnHIU/