Chang Liu (刘畅)

I am a second-year PhD student of MediaBrain at Shanghai Jiao Tong University (SJTU), advised by Prof. Weidi Xie. I received my Bachelor degree in Computer Science, also from Shanghai Jiao Tong University.

I'm generally interested in computer vision, image processing and generative models. My current research interest lies in object counting and diffusion models.

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Research
Intelligent Grimm - Open-ended Visual Storytelling via Latent Diffusion Models
Chang Liu*, Haoning Wu*, Yujie Zhong, Xiaoyun Zhang, Yanfeng Wang, Weidi Xie
CVPR, 2024
project page / arXiv / code

In this work, we focus on the task of generating a series of coherent image sequence based on a given storyline, denoted as open-ended visual storytelling.

CounTR: Transformer-based Generalised Visual Counting
Chang Liu, Yujie Zhong, Andrew Zisserman, Weidi Xie
BMVC, 2022
project page / arXiv / code

In this paper, we consider the problem of generalised visual object counting, with the goal of developing a computational model for counting the number of objects from arbitrary semantic categories, using arbitrary number of exemplars, i.e. zero-shot or few-shot counting.


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