What is Natural Language Processing: Introduction

An introduction to Natural Language Processing. A powerful technique to read text, understand patterns and predict. Several interesting use cases such as Amazon Alexa, Siri, etc

Pixeltests

12 Sep 2022 • 2 min read

Building technologies that comprehend and react to textual or speech information with a group of words of their own—much like individuals do is the goal of natural language processing. Organizations are flooded with large amounts of data, and absent the aid of natural language processing, it is hard for them to assess and analyze all of this data (NLP).

Continue reading to find out what natural language processing is, how it may boost company productivity, and the most often used NLP methods and cases. Furthermore, we'll demonstrate how to use straightforward NLP tools.

What is the process of natural language processing?

Machines can now comprehend human language just like people do courtesy to NLP. Natural language processing uses machine learning to accept meaningful input, analyze it, and make logical sense of it in a way that a machine can comprehend, regardless of whether the language is spoken or documented. Computers have reading programmes and mics to gather sound, much as people have various sensors like ears to hear and eyes to see. Machines have a programme to analyze their various inputs, just as humans have a brain to do so. The data is eventually translated into computer-readable code during analysis.

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Data engineers must do the following basic NLP preprocessing tasks before NLP technologies can comprehend natural speech:

Breaks down text into smaller semantic units or single sentences (tokenization)
Tag words with their parts of speech, such as nouns, verbs, adjectives, adverbs, pronouns, etc.
Lemmatization and stemming: condensing terms to their basic forms to standardize vocabulary
Stop word removal: removing familiar terms like prepositions and articles that don't contribute much original content.

Applications of Natural Language Processing

You may carry out a range of tasks using natural language processing, such as identifying information, collecting pertinent data, converting text between languages, and summarizing lengthy chunks of content.

Classification of Text

One of the most fundamental NLP jobs is text classification, which entails categorizing (tagging) a text based on its content. Systems of classification may be used for various objectives, some examples:

Sentiment Analysis
Topic Classification
Intent Detection

Extraction of Text

Text extraction, which involves removing particular information pieces that are already there in a text, is another illustration of NLP. It's a great technique to instantly locate important information or summarize content. The most typical illustrations of extraction models include:

Entity Recognition Named and Keyword Extraction

Automatic Translation

One of the initial issues that NLP researchers tried to solve was this one. To attain human-level accuracy when converting audio and content into several dialects, automatic translation programmes (like Google Translate) use a variety of natural language processing approaches.

Issue Modeling

Subject identification and topic modeling are related concepts. This illustration of natural language processing groups texts with related words and idioms to identify pertinent subjects in a text.

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