princyi / password-protected-zip-file-

This Python script creates a password-protected ZIP file using the pyzipper library. It allows you to specify the files to include in the ZIP and set a password for encryption. The resulting ZIP file requires the provided password to access its contents, providing an additional layer of security.
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How Large Language Models Work #17

Open princyi opened 2 months ago

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Processing and Learning from Text with Transformer Models Understanding how transformer models process language is crucial in appreciating the capabilities of Large Language Models (LLMs). These models use a series of intricate steps to convert text into a numerical format that can be processed by neural networks, leading to a deep understanding of language.

Key Concepts Transformer-Based Architectures - These are types of neural network architectures that have become fundamental in state-of-the-art natural language processing (NLP) models. They're particularly adept at handling long sequences of data and learning complex patterns.

Attention Mechanism - A core concept in Transformer architectures. The attention mechanism, particularly self-attention, allows the model to weigh the importance of each word in a sentence in relation to every other word.

Context Capture in Text - Transformers are notable for their ability to capture context across long stretches of text. This is a significant advancement over rule-based, statistical, and traditional machine learning approaches.

Tokenization - The process of breaking down a sentence into tokens, which can be individual words or parts of words.

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Embeddings - The numerical representations of words or tokens, typically in the form of vectors. Embeddings convert words into a format that can be processed by neural networks and other algorithms. They capture and quantify aspects of word meanings, their use in different contexts, and their syntactic roles.

Self-Attention in Transformers - This technique is used to calculate attention scores for each token, determining how much focus to put on other tokens in the sentence. It leads to a context-aware representation of each word.