https://answer.freetools.me/tags/decoder/ Recent content in Decoder on Answer Hugo -- 0.152.2 zh-cn Thu, 12 Mar 2026 02:54:34 +0800 https://answer.freetools.me/%E5%A4%A7%E6%A8%A1%E5%9E%8B%E7%9A%84padding%E9%99%B7%E9%98%B1%E4%B8%BA%E4%BB%80%E4%B9%88decoder%E6%8E%A8%E7%90%86%E5%BF%85%E9%A1%BB%E5%B7%A6%E5%A1%AB%E5%85%85%E8%80%8Cbert%E5%8D%B4%E7%94%A8%E5%8F%B3%E5%A1%AB%E5%85%85/ Thu, 12 Mar 2026 02:54:34 +0800 https://answer.freetools.me/%E5%A4%A7%E6%A8%A1%E5%9E%8B%E7%9A%84padding%E9%99%B7%E9%98%B1%E4%B8%BA%E4%BB%80%E4%B9%88decoder%E6%8E%A8%E7%90%86%E5%BF%85%E9%A1%BB%E5%B7%A6%E5%A1%AB%E5%85%85%E8%80%8Cbert%E5%8D%B4%E7%94%A8%E5%8F%B3%E5%A1%AB%E5%85%85/ 深入解析大模型中padding、truncation与attention mask的协同工作原理。从Decoder-only模型的生成机制出发，揭示为什么GPT推理必须使用左填充，而BERT使用右填充。涵盖位置编码交互、序列打包优化、Flash Attention处理、训练推理差异等核心技术细节。 https://answer.freetools.me/encoder-onlydecoder-only%E5%92%8Cencoder-decoder%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%99%E4%B8%89%E7%A7%8D%E6%9E%B6%E6%9E%84%E7%BB%9F%E6%B2%BB%E4%BA%86transformer%E7%9A%84%E4%B8%83%E5%B9%B4%E6%BC%94%E5%8F%98/ Wed, 11 Mar 2026 21:41:00 +0800 https://answer.freetools.me/encoder-onlydecoder-only%E5%92%8Cencoder-decoder%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%99%E4%B8%89%E7%A7%8D%E6%9E%B6%E6%9E%84%E7%BB%9F%E6%B2%BB%E4%BA%86transformer%E7%9A%84%E4%B8%83%E5%B9%B4%E6%BC%94%E5%8F%98/ 深入解析Encoder-only、Decoder-only和Encoder-Decoder三种Transformer架构的本质差异，从注意力矩阵的秩问题到训练推理效率，揭示Decoder-only在大模型时代占据主导地位的原因。