Principles

Tokenization Basics BPE Algorithm GPT Tokenizers BPE Training Engineering

Model Architecture

Attention Mechanisms

Position Encoding

Position Encoding Basics RoPE Math Derivation RoPE Implementation Length Extrapolation

GPU Programming Basics

GPU Architecture Basics Tensor Layout Triton Basics: Vector Add

Flash Attention Principles From Naive to Auto-Tuning Block Pointers and Multi-Dim Support Causal Masking Optimization Grouped Query Attention Backward Pass

Hands-on Training

监控与验证

Premium

使用 TensorBoard、SwanLab、采样文本和 checkpoint 跟踪预训练

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Table of Contents

日志从哪里来

先看哪些指标