COMP1521 25T2: Week 5 Lecture 1

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Full-course playlist 'COMP1521 25T2 Lectures' from a curated course list (COMP1521 - Computer Systems Fundamentals (2025) - UNSW (Full Course: Website + Lectures, Labs, Assig); uploader is official; playlist judged: Full-length official university lecture recordings for a UNSW systems programming course, substantive and honestly titled.; title passed a strict title check; oEmbed verified.

A 110-minute video from COMP1521 UNSW: “COMP1521 25T2: Week 5 Lecture 1”.

Programming & CS

Video by COMP1521 UNSW, played through YouTube's embedded player.

54:02

COMP1521 25T2: Week 2 Lecture 1 COMP1521 UNSWProgramming & CS

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COMP1521 25T2: Week 3 Lecture 1 COMP1521 UNSWProgramming & CS

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54:02

COMP1521 25T2: Week 2 Lecture 1

COMP1521 UNSW

A 54-minute video from COMP1521 UNSW: “COMP1521 25T2: Week 2 Lecture 1”.

1:50:01

COMP1521 25T2: Week 3 Lecture 1

COMP1521 UNSW

A 110-minute video from COMP1521 UNSW: “COMP1521 25T2: Week 3 Lecture 1”.

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Builds up what a neural network actually is — neurons as numbers, layers, weights and biases — using handwritten-digit recognition as the running example.

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Building a GPT-style language model from scratch in code, following 'Attention Is All You Need'.

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Building micrograd, a tiny autograd engine, to understand backpropagation completely.

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How transformer models (the 'T' in GPT) turn text into vectors and predict the next token, step by step.

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Freya Holmér builds Bézier curves from linear interpolation up, covering de Casteljau's algorithm, derivatives, arc length and their use in games and graphics.

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Sandi Metz refactors the notorious Gilded Rose kata live, showing how small, disciplined steps and duplication-over-wrong-abstraction lead to clean object-oriented code.