苹果在WWDC 2025中发布了Foundation Models ，支持端云两种形式的LLM模型，这里重点看一下端侧的本地模型的结构和特点。 端侧模型总大小约3B，支持视觉和文本输入，支持LoRA 。主干部分采用2bit QAT 量化，视觉编码和Embedding部分采用 4bit QAT量化，KV Cache使用8 bit量化。

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The MPEG-2 compression standard has been widely deployed in video distribution infrastructures, ...

Adtec Digital has begun shipping mediaHUB-HD, a broadcast-quality HD real-time encoder targeted at ATSC, DVB and studio applications. The encoder was designed for contribution, distribution and studio ...