Unverified50% confidenceFactExact time
QKV分别代表Query(查询)、Key(键)和Value(值),命名借鉴自信息检索系统概念
1
Sources
50%
Confidence
Long-term
Relevance
8/6/2026
First Seen
Sources
Related Claims
Unverified自注意力通过将输入序列映射为查询Q、键K、值V三组向量,计算Q与K的点积相似度后经Softmax归一化得到注意力权重,再加权汇聚V向量63% similarUnverifiedQdrant支持将向量检索与结构化过滤条件(如用户ID、时间戳)组合查询63% similarUnverifiedGQA(Grouped-Query Attention)和MQA(Multi-Query Attention)是MLA之前业界通过共享Key/Value头来缓解KV缓存问题的方案62% similarVerified分组查询注意力(GQA)和多查询注意力(MQA)通过让多个Query头共享同一组Key/Value头减小推理时KV Cache显存占用,是Llama 3、Mistral等模型的标配优化61% similarUnverifiedKeyType支持用户自选本地模型,包括Qwen(通义千问系列)和Gemma(谷歌开源模型)。60% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/695676API
curl https://kongchang.com/api/v1/knowledge/claims/695676MCP
get_claim(id=695676)