How Does Sentiment Analysis Work?

How Does Sentiment Analysis Work

Companies are increasingly interested in using sentiment analysis to learn about the opinions of customers and competitors. The volume of comments on social media sites is enormous, and it is virtually impossible to manually go through every comment. This is where sentiment analysis comes into play. This automated system can analyze millions of posts and identify the most common issues that affect consumers. By automating this process, organizations can collect insights and prioritize areas of improvement to improve the customer experience.

sentiment analysis
First, researchers have developed a set of sentiment libraries. These libraries are pre-defined lists of words that can convey varying sentiments. The remaining words are compared to those in the libraries to determine which have a positive or negative meaning. The sentiment scores are calculated by taking the total number of words and dividing them by the total number. This process also helps companies differentiate between enthusiastic and less enthusiastic comments. Unlike lexicon-based approaches, sentiment analysis is easy to implement.

The next step is determining what kind of sentiments are present in the content of the posts. In the case of customer reviews, for example, more positive reviews mean that the product is more popular than negative ones. Then, the algorithm must be refined to determine what kind of characterization the response is intended to evoke. These are the two most challenging steps of sentiment analysis, and the more complex the analysis, the better the results will be.

The first step in sentiment analysis is to identify the polarity of the words in a text. A general assumption is that human expression is not easily classified into positive, negative, or neutral. In addition, human expression is not limited to one-dimensional categories, which makes automated systems susceptible to error. This means that brands can use Brandwatch to define the polarity of their reviews by redefining incorrect or inappropriate phrases. The second step is to use context in the analysis. A neutral tone is the percentage of instances of the word in a sentence that is unambiguous. For example, a person’s opinion on a topic can be influenced by the polar tone of the message. In addition, a neutral tone can be determined from a polar message. If it has a polarity, it can be labeled as positive.

The third step is to use a software system that can learn the context of a text. These programs are capable of learning context from large datasets. They can analyze a vast range of sources, such as social media, and can also recognize previous indications of sentiment. This can be especially helpful when a company is launching a new product or promoting an existing one. It is important to understand how audiences react to these innovations. Speech Analytics applications come with an inbuilt feature that can provide you with indicative results with an approximate accuracy of 70%, simply based on the tone and verbiage detected over the recorded media, to know more or experience the functionality, do connect with us at info@smartpeech.io.