Natural Language Processing (NLP)

by: ExpertAI

Natural Language Processing (NLP)

Today's lesson is about natural language processing (NLP), a field of study that focuses on the interaction between computers and human language.

NLP encompasses a wide range of tasks, including text classification, sentiment analysis, machine translation, question answering, and more. It involves both understanding and generating human language, and has numerous applications in areas such as customer service, virtual assistants, and information retrieval.

One of the key challenges in NLP is the ambiguity and complexity of human language. Words can have multiple meanings, sentences can have different interpretations, and context plays a crucial role in understanding meaning. NLP techniques aim to address these challenges and enable computers to process and understand language more effectively.

Some common techniques used in NLP include:

  1. Tokenization: Breaking down text into smaller units, such as words or subwords, to facilitate further analysis.
  2. Part-of-speech tagging: Assigning grammatical labels to words, such as noun, verb, or adjective.
  3. Named entity recognition: Identifying and classifying named entities, such as person names, locations, or organizations, within text.
  4. Parsing: Analyzing the syntactic structure of sentences to understand relationships between words.
  5. Word embeddings: Representing words as dense vectors in a high-dimensional space, capturing semantic relationships between words.
  6. Recurrent neural networks (RNNs) and transformers: Neural network architectures used for modeling sequential data in NLP tasks.
  7. Language models: Models that learn the probability distribution of words in a given language and can generate coherent text.

These are just a few examples of the techniques and models used in NLP. NLP continues to be an active area of research and development, with advancements driven by deep learning and large-scale language models like GPT.

In summary, natural language processing is a field that focuses on enabling computers to understand and generate human language. It involves various techniques and models to tackle the challenges of language ambiguity and complexity. NLP has broad applications and continues to evolve with advancements in machine learning and deep learning.


Irfan TOOR

Irfan TOOR is an Engineer (Civil + AI), and an Innovator, passionate about the Information Technology, Digital Transformation, Cyberspace and Cybersecurity.

He obtained his first degree in Civil Engineering from UET (1993), and obtained his second degree of Engineering in Artificial Intelligence (Master 2) from OC (2023).

In his own words: "I love coding, optimizing and at times re-inventing."
— Irfan TOOR

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