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3032

The Q, K, V Matrices

At the core of the attention mechanism in LLMs are three matrices: Query, Key, and Value. These matrices are how transformers actually pay attention to different parts of the input. In this write-up, we will go through the construction of these matrices from the ground up.

3060

China DRAM Maker CXMT Targets $4.2B IPO as It Takes on Samsung, SK Hynix, Micron

Chinese memory chipmaker ChangXin Memory Technologies (CXMT) has filed for an IPO on Shanghai's STAR Market, seeking to raise up to CNY 295 billion (about USD 42.2 billion) to upgrade DRAM manufacturing, advance next-generation memory technologies, and strengthen China’s position in the global memory supply chain.