Ji Xie

I am a first-year PhD student at CMU LTI, advised by Prof. Louis-Philippe Morency. Previously, I was a research intern at Bytedance Seed and a visiting student at the Berkeley AI Research (BAIR) Lab, UC Berkeley, advised by Prof. XuDong Wang and Prof. Trevor Darrell.

My interests span from applications to fundamental principles. My current research focuses on foundation multimodal models and their applications.

Email / Google Scholar / CV / GitHub / Twitter

Internship Experience

Seedream 5.0 Pro
Core Contributor of Interactive Editing
tech blog / project page

Favorite Works

	Reconstruction Alignment Improves Unified Multimodal Models Ji Xie, Trevor Darrell, Luke Zettlemoyer, Xudong Wang ICLR 2026 paper / code / model Unlocking the massive zero-shot potential in unified multimodal models through self-supervised learning.
	In-Context Edit: Enabling Instructional Image Editing with In-Context Generation in Large-Scale Diffusion Transformer Zechuan Zhang, Ji Xie, Yu Lu, Zongxin Yang, Yi Yang NeurIPS 2025 paper / code (2K Stars🌟) / model Image editing is worth a single LoRA! With only 0.1% training data, ICEdit delivers fantastic instructional image editing.

Experience

	First-year PhD Student, Language Technologies Institute, Carnegie Mellon University Advisor: Louis-Philippe Morency August 2026 ~ Present
	Research Intern, Bytedance Seed Mentor: Xun Wang October 2025 ~ August 2026
	Visiting Student, Berkeley AI Research (BAIR), UC Berkeley March 2025 ~ December 2025

Invited Talks

"Reconstruction Alignment Improves Unified Multimodal Model"
Apple Research · Invited Talk · Hosted by Chen Chen and Yinfei Yang
October 2025

Selected Honors & Awards

SenseTime Scholarship
Top 30 recipients annually in China
June 2025

Zhejiang Provincial Higher Mathematics Competition, First Prize
June 2024

Zhejiang Provincial Collegiate Programming Contest, Gold Medal
April 2024, April 2023

International Collegiate Programming Contest (ICPC), Shenyang Site Gold Medal
October 2022

China Collegiate Programming Contest (CCPC), Guangzhou Site Gold Medal
October 2022

Miscellaneous

I have competitive-programming experience in ACM/ICPC and achieved a rating of 2478 on Codeforces. You can find my old blog here — it contains my competitive-programming notes :)

Website template from Jon Barron