Natural language processing (NLP) is a branch of artificial intelligence that focuses on the interaction between computers and humans using natural language. It involves the ability of a computer system to understand, interpret, and generate human language in a way that is meaningful and useful.NLP can be used in a variety of applications, such as language translation, chatbots, sentiment analysis, spam filtering, and speech recognition. It allows computers to process and understand human language in a way that enables them to perform tasks or extract information from text or speech data.NLP relies on various techniques and algorithms, including machine learning, statistical modeling, syntactic and semantic analysis, and information retrieval. These methods help computers understand the structure and meaning of sentences or documents, identify patterns and relationships in text, and generate human-like responses.Some common NLP tasks include text classification, where documents are categorized into predefined categories; named entity recognition, where specific entities (e.g., names of people, organizations, or locations) are identified; sentiment analysis, where the sentiment or opinion expressed in a text is determined; and question answering, where a system provides an answer to a user's question based on a given text.Overall, NLP plays a crucial role in enabling computers to understand, process, and generate human language, which opens up a wide range of possibilities for applications and advancements in artificial intelligence.
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