架构差异:GPT是单向解码器(Decoder-only),BERT是双向编码器(Encoder-only)。 训练目标:GPT通过自回归语言模型(AR)预测下一个词,BERT通过掩码语言模型(MLM)预测被掩盖的词。 应用场景:GPT擅长生成任务(如文本生成、对话系统),BERT擅长理解任务(如文本 ...
Improvements to the accuracy of the BasicTokenizer have improved the overall accuracy and, in particular, produce more accurate results for Unicode input ...