Natural Language Processing NLP: 7 Key Techniques

Let’s look at an example of NLP in advertising to better illustrate just how powerful it can be for business. By performing sentiment analysis, companies can better understand textual data and monitor brand and product feedback in a systematic way. Oftentimes, when businesses need help understanding their customer needs, they turn to sentiment analysis. AI-powered chatbots and virtual assistants are increasing the efficiency of professionals across departments. Chatbots and virtual assistants are made possible by advanced NLP algorithms. They give customers, employees, and business partners a new way to improve the efficiency and effectiveness of processes.

examples of nlp

Have you ever wondered how Siri or Google Maps acquired the ability to understand, interpret, and respond to your questions simply by hearing your voice? The technology behind this, known as natural language processing (NLP), is responsible for the features that allow technology to come close to human interaction. One of the most interesting applications of NLP is in the field of content marketing. AI-powered content marketing and SEO platforms like Scalenut help marketers create high-quality content on the back of NLP techniques like named entity recognition, semantics, syntax, and big-data analysis. NLP sentiment analysis helps marketers understand the most popular topics around their products and services and create effective strategies.

Symbolic NLP (1950s – early 1990s)

This is where NLP does its work and helps one in analyzing a social media handle’s performance and impact overall. Furthermore, it helps in filtering the information collected and working on it accordingly. Social media surveillance involves monitoring social media performance, looking for potential loopholes, collecting feedback from the audience, and responding to them diligently. One of the best examples of Nlp is the recruitment process that is used all around the world on a day-to-day basis. From big businesses to small-scale industries, everyone relies on the recruitment process to hire potential professionals in order to run their company and earn profit in the long run. An application of Artificial Intelligence that is used to interpret human language by AI machines, Natural Language Processing is a widespread AI application in the 21st century.

  • For example, if we try to lemmatize the word running as a verb, it will be converted to run.
  • Now that you have score of each sentence, you can sort the sentences in the descending order of their significance.
  • NLP algorithms can provide a 360-degree view of organizational data in real-time.
  • If you’re not adopting NLP technology, you’re probably missing out on ways to automize or gain business insights.
  • It is often used to mine helpful data from customer reviews as well as customer service slogs.
  • Here we highlight some of the everyday uses of natural language processing and five amazing examples of how natural language processing is transforming businesses.

Think of text summarization as meta data or a quick hit of information that can give you the gist of longer content such as a news report, legal document, or other similarly lengthy information. Above, we’d mentioned the use of caption generation to help create captions for YouTube videos, which is helpful for disabled individuals who may need additional support to consume media. Caption generation also helps to describe images on the internet, allowing those using a text reader for online surfing to “hear” what images are illustrating the page they’re reading. This makes the digital world easier to navigate for disabled individuals of all kinds.

Reinforcement Learning

To our knowledge, CDA had never before been applied to the GEC task in particular, only to NLP systems more generally. To test feminine-masculine CDA approaches for GEC, we produced around 254,000 gender-swapped sentences for model fine-tuning. We also created a large number of singular-they sentences using a novel technique. Grammatical error correction (GEC) systems have a real impact on users’ lives.

examples of nlp

In summary, a bag of words is a collection of words that represent a sentence along with the word count where the order of occurrences is not relevant. The postdeployment stage typically calls for a robust operations and maintenance process. Data scientists should monitor the performance of NLP models continuously to assess whether their implementation has resulted in significant improvements. The models may have to be improved further based on new data sets and use cases. Government agencies can work with other departments or agencies to identify additional opportunities to build NLP capabilities.

Applications of NLP

Machine translation is exactly what it sounds like—the ability to translate text from one language to another—in a program such as Google Translate. NLP first rose to prominence as the backbone of machine translation and is considered one of the most important applications of NLP. Text extraction also has a variety of uses that can help IT and business professionals alike. Text extraction can be used to scan for specific identifying information across customer communications or support tickets, making it easier to route requests or search for select incidences. Have you ever texted someone and had autocorrect kick in to change a misspelled word before you hit send? Or been to a foreign country and used a digital language translator to help you communicate?

examples of nlp

Things like autocorrect, autocomplete, and predictive text are so commonplace on our smartphones that we take them for granted. Autocomplete and predictive text are similar to search engines in that they predict things to say based on what you type, finishing the word or suggesting a relevant one. And autocorrect will sometimes even change words so that the overall message makes more sense. Predictive text will customize itself to your personal language quirks the longer you use it. This makes for fun experiments where individuals will share entire sentences made up entirely of predictive text on their phones.

Provide feedback

Natural language processing (NLP) is the technique by which computers understand the human language. NLP allows you to perform a wide range of tasks such as classification, summarization, text-generation, translation and more. With the recent focus on large language models (LLMs), AI technology in the language domain, which includes NLP, is now benefiting similarly.

examples of nlp

In the following example, we will extract a noun phrase from the text. Before extracting it, we need to define what kind of noun phrase we are looking for, or in other words, we have to set the grammar for a noun phrase. In this case, we define a noun phrase by an optional determiner followed by adjectives and it consulting rates nouns. Next, we are going to use RegexpParser( ) to parse the grammar. Notice that we can also visualize the text with the .draw( ) function. As shown above, the final graph has many useful words that help us understand what our sample data is about, showing how essential it is to perform data cleaning on NLP.

Meta model

The most commonly used part of speech tagging notations is provided by the Penn Part of Speech Tagging. It is a method of extracting essential features from row text so that we can use it for machine learning models. We call it “Bag” of words because we discard the order of occurrences of words. A bag of words model converts the raw text into words, and it also counts the frequency for the words in the text.

For example, the words “studies,” “studied,” “studying” will be reduced to “studi,” making all these word forms to refer to only one token. Notice that stemming may not give us a dictionary, grammatical word for a particular set of words. With lexical analysis, we divide a whole chunk of text into paragraphs, sentences, and words. For instance, the freezing temperature can lead to death, or hot coffee can burn people’s skin, along with other common sense reasoning tasks. However, this process can take much time, and it requires manual effort. The first step is to define the problems the agency faces and which technologies, including NLP, might best address them.

Word Frequency Analysis

Many companies use this NLP practice, including large telecom providers. NLP also allows the use of a computer language close to the human voice. Phone calls can schedule appointments like haircuts and visits to the dentist can be automated, as evidenced by this video showing Google Assistant scheduling an appointment with a hairdresser. In this manner, sentiment analysis can transform large archives of customer feedback, reviews, or social media reactions into actionable, quantified results.

Text Summarization Approaches for NLP – Practical Guide with Generative Examples

The job of our search engine would be to display the closest response to the user query. The search engine will possibly use TF-IDF to calculate the score for all of our descriptions, and the result with the higher score will be displayed as a response to the user. Now, this is the case when there is no exact match for the user’s query. If there is an exact match for the user query, then that result will be displayed first.

This way, you can set up custom tags for your inbox and every incoming email that meets the set requirements will be sent through the correct route depending on its content. Email filters are common NLP examples you can find online across most servers. From a corporate perspective, spellcheck helps to filter out any inaccurate information in databases by removing typo variations. He is passionate about AI and its applications in demystifying the world of content marketing and SEO for marketers. He is on a mission to bridge the content gap between organic marketing topics on the internet and help marketers get the most out of their content marketing efforts.

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