Understand the value of text mining for unstructured data

Understand the value of text-mining-for-unstructured-data

Text mining has evolved as a pivotal feature that helps organizations extract significant and structured information from unstructured texts produced on a daily basis. Also known as text analytics, text mining is an amalgamation of techniques from machine learning, computational linguistics, and natural language processing (NLP). These techniques effortlessly analyze text data of large volumes and make out a pattern, knowledge, and insight from them. Text mining is a sigh of relief for many industries having tons of unstructured data to be decoded. It helps in sentiment analysis, business intelligence, social media analysis, and many such functions.

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Significance of Text Mining for Unstructured Data

Text mining has become increasingly significant in today’s data-driven world, where a vast amount of data is generated daily. Businesses need to extract insights and knowledge from this data to make informed decisions.

As discussed before, the significance of text mining lies in its ability to convert unstructured data into structured data, which can be analyzed using statistical and machine-learning techniques. According to industry estimates, up to 80% of business data includes unstructured information like text. By applying text mining techniques to such data, businesses can uncover hidden patterns, relationships, and insights that were previously hidden. This can help improve decision-making, gain a competitive advantage, and identify new business opportunities

.One of the most significant applications of text mining is in the field of sentiment analysis. Sentiment analysis involves analyzing customer feedback, social media posts, and reviews to determine whether the sentiment expressed is positive, negative, or neutral. Businesses can use this information to improve their products and services. Plus, it helps to identify potential issues before they escalate.

Text mining is also used in various other applications, including fraud detection, topic modeling, recommendation systems, and more. For example, banks and financial institutions use text mining to identify potentially fraudulent transactions by assessing unstructured datafrom emails, chat logs, and other sources. Similarly, e-commerce platforms use text mining to analyze product reviews and recommend products to customers based on their preferences and behavior.

Steps Involved in Text Mining

The text mining software uses NLP, which involves preprocessing with combinations of some of these steps.

  1. Data Collection:

    The first step in text mining is to collect data from various sources, such as social media platforms, news articles, customer feedback, and more. The data collected may be in various formats like text, PDFs, and HTML.

  2. Cleaning:

    The data collected needs to be cleaned to remove any irrelevant or unnecessary information, such as stop words, special characters, and punctuation. Cleaning ensures a standard format of the data.

  3. Tokenizing:

    The text data is divided into small units called tokens. A token can be a word or phrase. Tokenization is a critical step in text mining, as it helps to break the text into smaller units that can be analyzed.

  4. Stemming:

    Stemming is a process that involves reducing words to their root form. This is done to reduce unique words in the data. It also ensures that words with the same root are treated as the same word.

  5. Parts of Speech Tagging:

    This step involves labeling each word in the text data with its corresponding part of speech, such as noun, verb, adjective, and adverb. This information is used to understand the grammatical structure of the text data.

  6. Parsing Syntax:

    This step involves analyzing the structure of the text data. It identifies phrases and clauses and their relationships with each other. This information is used to understand the context and meaning of the text data.

After going through all these or a few of these steps, data is ready to be a part of machine learning models.

How Text Mining Supports Businesses?

Text mining is a treasure for thousands of businesses as it has numerous benefits. It helps ventures to manage various operations in a limited span. The vital fields where text mining effectively supports businesses are listed below. The text mining software uses NLP, which involves preprocessing with combinations of some of these steps.

  1. Customer Relationship Management:

    Text mining can help businesses analyze customer feedback, social media posts, and product reviews to understand customer sentiment, preferences, and behavior. This information can help improve customer satisfaction, identify potential issues, and develop new products and services.

  2. Email Filtering:

    Filtering emails is a great attribute of text mining. It filters emails by assessing the content of emails and categorizing them based on their content. This can help businesses prioritize important emails and reduce the time spent on reading irrelevant emails.

  3. Human Resources:

    The recruitment process can be made hassle-free with text mining. It analyses resumes and job descriptions to identify the most qualified candidates. One can scrutinize employee feedback and sentiment to improve employee satisfaction and engagement.

  4. Product Development:

    Identifying new product opportunities by analyzing customer feedback, social media posts, and reviews is now made easy with text mining. It can also be used to analyze competitor products and customer feedback to identify areas for improvement.

  5. Competitive Marketing Analysis:

    Text mining can be used to analyze competitor marketing strategies and customer feedback to identify opportunities to improve marketing campaigns and gain a competitive advantage.


Text mining is a powerful tool that can help businesses gain insights and knowledge from unstructured textual data. This empowers businesses to enhance customer satisfaction, reduce costs, and gain a competitive advantage by identifying new product opportunities and improving marketing strategies.

Ace the criticalities of text mining by being a part of the Certificate Programme in Advanced Analytics and Business Intelligence of IIM KozhikodeLearn the vital steps of the process and other aspects of analytics and business intelligence and boost your career exponentially.

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