<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.4.1">Jekyll</generator><link href="https://changliu19.github.io/sigma_demo/feed.xml" rel="self" type="application/atom+xml" /><link href="https://changliu19.github.io/sigma_demo/" rel="alternate" type="text/html" /><updated>2026-05-02T19:38:34+00:00</updated><id>https://changliu19.github.io/sigma_demo/feed.xml</id><title type="html">SIGMA Lab</title><subtitle>SIGMA Lab at Shanghai University of Finance and Economics focuses on embodied intelligence, multimodal large models, intelligent agents, 3D spatial intelligence, and scene generation.</subtitle><author><name>SIGMA Lab</name></author></feed>