Unverified50% confidenceSolutionExact time
标准Transformer自注意力计算量随序列长度平方增长，超长上下文通过FlashAttention、RoPE配合YaRN频率插值、稀疏注意力等技术组合实现
1
Sources
50%
Confidence
Long-term
Relevance
7/24/2026
First Seen
Sources
Grok 4.5深度解析：专为编程与Agent而生的工程大脑
bilibili傻狗与AI7/9/2026
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