Feb 8 · 3 min read · Detailed Walkthrough The challenge provides us with a Python script, chall.py, and a ciphertext file, ct.txt. Our goal is to reverse the encryption process to recover the flag. Analyzing the Encryption Script We begin by examining the logic in chall....
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Jan 28 · 5 min read · How counting word sequences built the foundation for everything from spell checkers to modern AI A Story of Predictability Imagine you're typing a message and your phone suggests the next word before you finish your thought. Or consider how Google co...
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Aug 30, 2024 · 7 min read · Welcome to a new course: Large language models from scratch. In this series we’re going to be delving into the workings of LLMs like Chat GPT and making our very own model. We’re going to start this series out simple with a bigram model. A bigram mod...
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Mar 5, 2024 · 6 min read · Pointwise Mutual Information (PMI) Mutual Information (MI) Log-Likelihood Ratio (LLR) Chi-square (χ²) Test Bigram association measures are statistical metrics used to quantify the association or relationship between pairs of consecutive words (...
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