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Shitian Zhao

8 accepted papers

2026

PyVision-RL: Forging Open Agentic Vision Models via RL

ICML 2026poster

Reinforcement learning for agentic multimodal models often suffers from interaction collapse, where models learn to reduce tool usage and multi-turn reasoning, limiting the benefits of agentic behavior. We introduce PyVision-RL, a reinforcement learning framework for open-weight multimodal models th…

Cited by 0SourceScholar
2025

FontAnimate: High Quality Few-shot Font Generation via Animating Font Transfer Process

ICCV 2025poster

Few-shot font generation (FFG) aims to create new font images by imitating the style from a limited set of reference images, while maintaining the content from the source images. Although this task has achieved significant progress, most existing methods still suffer from the incorrect generation of…

2025

PixWizard: Versatile Image-to-Image Visual Assistant with Open-Language Instructions

ICLR 2025poster

This paper presents a versatile image-to-image visual assistant, PixWizard, designed for image generation, manipulation, and translation based on free-from language instructions. To this end, we tackle a variety of vision tasks into a unified image-text-to-image generation framework and curate an Om…

2025

Sekai: A Video Dataset towards World Exploration

NeurIPS 2025poster

Video generation techniques have made remarkable progress, promising to be the foundation of interactive world exploration. However, existing video generation datasets are not well-suited for world exploration training as they suffer from some limitations: limited locations, short duration, static s…

Cited by 0SourceScholar
2025

To Think or Not To Think: A Study of Thinking in Rule-Based Visual Reinforcement Fine-Tuning

NeurIPS 2025spotlight

This paper investigates the role of explicit thinking process in rule-based reinforcement fine-tuning (RFT) for multi-modal large language models (MLLMs). We first extend \textit{Thinking-RFT} to image classification task, using verifiable rewards for fine-tuning~(FT). Experiments show {Thinking-RFT…

Cited by 0SourceScholar
2024

Causal-CoG: A Causal-Effect Look at Context Generation for Boosting Multi-modal Language Models

CVPR 2024highlight

While Multi-modal Language Models (MLMs) demon strate impressive multimodal ability they still struggle on providing factual and precise responses for tasks like vi sual question answering (VQA). In this paper we address this challenge from the perspective of contextual informa tion. We propose Caus…

Cited by 5SourcePDFScholar
2024

SPHINX-X: Scaling Data and Parameters for a Family of Multi-modal Large Language Models

ICML 2024poster

We propose SPHINX-X, an extensive Multi-modality Large Language Model (MLLM) series developed upon SPHINX. To improve the architecture and training efficiency, we modify the SPHINX framework by removing redundant visual encoders, bypassing fully-padded sub-images with skip tokens, and simplifying mu…

2024

Unleashing the Potentials of Likelihood Composition for Multi-modal Language Models

EMNLP 2024finding

Model fusing has always been an important topic, especially in an era where large language models (LLM) and multi-modal language models (MLM) with different architectures, parameter sizes and training pipelines, are being created all the time. In this work, we propose a post-hoc framework, aiming at…